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service manual DW9952K DW9952K-2 DW9955K

1. Ed N GPIOx36 R3 110K EE 7 R5 oz Ds ES SDRAM DE 5P1 0 ovaa 6 B1 2222 R260 122 1 ES 88106 N WN WN WN SPLMISO R261 522 DO 2 E5 SPI SCK R262 v 22 CL ES R11 A x 8 sss P Solo SPI 052 R263 EE CE 3 1 GPIO2 _ R4 21 co do do do do do 4 _ olo al 4 E5 GPI 0 V33 885 emo 0958990900000 5 00000060 2955555569 89290069 lt lt 25 E5 VDDX _ TP5 y 1 ES GPIOX2 R14 5151514444444 88688658058 SS SB ABBA 55 le R58 22 gt gt IIC_SEL 9 E5_GPIOx34 R16 E5_GPIOx35 R6 4 lt lt lt lt lt zi gt gt gt gt gt gt gt gt 54 58 whol zx 1 gaga sase 2 2 2 21299 sk R40 22 set 9 4 280
2. gr c cc re ec rc lt lt E5 GPIOx31 R18 uL ADOR ic 22 DOO 7 E 000000 0 o Oo 0 ol 5 GPIO5 R12 m A 0 00 00 0 0 0 0 9 2 2 2 9 9 oooloololoololol ooolololololololo 08 ale woh E OPOE Ri 2K 125 0 Bm MR n Ed OE wi AR on 48 1 35 2113 4944 38 555 22 8 8 8 UART2 TX Lam 48 34 4 zz2f909r988 9258538858 x9895295 verg SLAVE MASTER o CARTE 10 AO 823 Do 9 8985888958 8888888888 20255225228 22655855455 2909959 9 Go DVBT 10 AO Di iE 52 851 AO 01 dg G9 ALE S ES ALE 5 6 10 AO D2 F26 02 9295 gt lt 222222224 lt 44 lt lt 4 lt lt 4 2222222222 5522225222 55252222125 55555552555 0000088 EES AE18 CISYS_RST 5 6 10
3. 35 2 12 3 Exiting the USB mode 35 37 Chapter Three Principle and Servicing meme 39 Section One Principle ofthe Player eee eee eene 39 3 1 1PCB board composing figure of the 39 3 1 2 Block diagram ofthe player semen 40 3 1 3 Function introduction to IC of the player sso 41 Section Two Unit Circuit Principle eee 42 3 2 1 Working mode introduction e eee eene 42 3 2 2 Audio output circuit seemed 43 3 2 3 Video output circuit eee eee eene 45 3 2 4 Audio input circuit eee 46 3 2 5 Video _____________ ___ 48 paku 49 51 3 2 8 Voltage stabilizing circuit eee mene 53 3 2 9 USB jack circuits eene 54 54 2 55 9242 eM Ie Be 56 OA 57 7 62 64 Section Three Servicing 2 66 3 3 1 Servicing m 66 3 3 2 Troubleshooting flow chart gt 72 Section Four Servicing 86 3 4 1 Signal waveform diagram DR Sun 96 3 3 2 Key point voltage 99 Section Five Function Introduction to IC
4. 101 Chapter Four Disassembly and Assembly _________ _________ 132 Chapter Cinque PCB board amp Circuit diagram UC DUE M DUC Ra RUPEE 133 Section One PCB board ce aa Smp Q tds nts eee 133 Section Two circuit diagram PET 141 Chapter 164 Chapter One About Maintenance 1 1 Safety precautions 1 1 1 Power supply When maintenance personnel are repairing DVD players he should pay special attention the power board with 220V AC and 330V DC which will cause hurt and damage to persons 1 1 2 Precautions for antistatic Movement and friction will both bring static electricity which causes serious damages to integrated IC Though static charge is little when a limited quantity of electric charge is added to large scaleintegrated IC as the capacitance is very smallin the meantime now the integrated IC is very much easy to be struck through by static electricity or the performance will decrease Thus static electricity prevention is of extraordinary importance The following are several measures to prevent static electricity 1 Use a piece of electric conduction metal with the length of about 2 metres to insert into the earth and Fetch the lead wire from the top of the surplus metal and connect to the required static electricity device The length and depth of the metal embedded under the
5. RIBO m m m m EI oe g amp 276 mp 5 33 55534 2 529559 9009010000110 8255 YS N 0000000000000 B n 59 e 558 R21 E C194 3 NN 323 gie 1 2 ile 22 ES HORE _ e ote Omm mme me EmO gt C201 E ERa C236 e 03 e 124 5 2 8223 Es en m 6255 SSRs 0222 gt um o219 R201 27 58885 e 3 2 C21 18 des 2 88888 PEERS e C257 E Ep215 e 9 C254 S mw sl m 0 E e 20220 545 c214 2 R270 211 6507 Ex Sm 285117 29 824 om R226 mle e s ec cem Sal Oe 1172 So eo N 4 ES L5 20 mars 95 9 Un st FB6 m m cog 2 5 5 29 5 arm s CREER E Ly C84 58858588 S 5 1 8265 6286 C288 0280 A 8 FBI3 9 m m R60 27 5 2 LR 3 yor 5 FB14 ju m 244 os E e e 0 UN reu er 55
6. 2 4 2 Recording Setup 2 4 3 Video Setup 2 4 4 Audio Setup creer eee 2 4 5 Language Setup 2 4 6 Date Time Setup ER 12 12 13 2 4 9 Channel Scan Setup seen 14 25 PLAYBACK 16 2 5 1 DVD VCD CD Playback 16 2 24 2 ________ 6 _ _6_6_ ____ 21 2 6 1 File Copy 21 2 6 2 Playback Control Menu 22 MODE 23 ________________ _________ ____ __ 23 2 7 2 Viewing the inputted source eee e eee eene 23 2 7 3 Recording to DVD vr ee eee eee cette rece tetera 24 DTA Tm 25 2 7 5 Dubbing 55
7. ADD4 ep gem pur cwm P emn a MS ws ATAPI ATA es Us vo vib 2 85215 DATA14 ATAPI X piy 04 vizps viis CO 120 DATA13 72 ATAP 12 O ES VDDX PP vo 020 vibre T T sePIox 19 58 131 R3 DATAT1 4 L2 v 221 OE5 AVDD 0 06 7 0255 5 gt GPIOx 18 SBE DI2 DATA10 EDS 022 vi p18 1 U M GPIOx 17 SBP D 1 N1 DATAS 13 B221 5 VDDREF Di8 vi b9 vo 023 VI vo V V H GPIOx 16 SBP D O _ ATAP DAD M1 E 0L 1 14 m n 221 OV33 5 DAC AVDD a 12 VO 010 71 VO DO 0 E 8 1 x 0 SD D 7 VO DT 5 A10 vo 1 soD 2 DATAS T 2 2 10 1 vO Y Y 2 VO 02 3 6 B11 GP yo L lt SD 2151 N3 DATAS gt VOLDS ocu a AA AA DATAS 4 4 5 All vo aro H
8. 2 r CE CE GE Ce C ATAPI2 DATAG DATAS x lt lt lt lt lt lt lt lt z CO xt tO I 00 ATAPI2 DATAS C6 5 90 O0000000000000000000000000000000000000 9 DAC_Vdd0 3 3v I m COO X Io CO o kai ey Bu 21121 1 d E ti ba Me Ee 1 1 1 kal ysi ATAPI2 DATA4 c6 4 D6 DAC 3 3v 5090 ooo gt gt gt gt gt gt gt gt gt gt L co gt eee 655655656566 222232222180 ANNAA um 2 DATA3 2 2 DATAS aT Be 2222 22205 2209 EE EEE 050950550050 amp lt lt ETETE Tr E gu ATAPI2 DATA Y4 Els dels B5 58 353535 l l G 22228 a AAI DAC1bar 3933 2 29825 8 92 000000 888888884884 88885888844 88888488 99898 6666z 990999090900900909090909090909000
9. DIODE TRIODE TRIODE CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR DISPLAY SCREEN LIGHT TOUCH RESTORE SWITCH FLAT CABLE FLAT CABLE FLAT CABLE IR SENSOR IR SENSOR LEAD SOFT SPONGE SPACER SOFT SPONGE SPACER DW9952K RU 2 SILVER 8652 SPECIFICATIONS z Co 3904 100 300 SOT 23 9014C D16316 QFP O lt N A 2 CD 065 020 VERTICAL6x7x1 5 450 2 0 2 PIN WITHL NEEDLE REVERSE 2P230 2 5 2 PIN WITH DOUBLE NEEDLE REVERSE 10P120 2 0 2 PIN WITH L NEEDLE TOGETHER DIRECTION 20 40mm BLACK WITH WELD PIECE CD CD 00 gt N lt CD 6x6x10 DOUBLE FACED HARD 70 10x7x8 3 DOUBLE FACED HARD PROGRAM FLASH ROMS9952KRU 1 32M 0911710 0882436 SST39VF3201 70 4C EK TSOP 176 LOCATION D1 D2 D4 D5 9110000 VFD1 K2 K3 K4 K5 K6 1 CN3 CN20 4DW9920 0 BDW9920 1 CN20 CN2 9210000 9210000 GND1 U9
10. 5 3 4 E D On screen keyboard Note This operation is allowed only if the title is not protected or locked 7 Lock Make sure Lock is highlighted use Up and Down arrows to navigate if needed and press Select button When youlock a program the parental password selected in the Setup menu will be used default value is 3308 The user will be asked to Unlockthe program before Play or any Edit or Dubbing operation In order to Unlock once you have highlighted the program on the HDD title list bring up the Popup menu by pressing the 4 Make sure Unlock is highlighted use Up and Down arrows to navigate if needed and press Select You will be prompted to enter the password A Locked title will have a Lock icon next to its index picture on HDD title list 8 Protect Make sure Protect is highlighted use Up and Down arrows to navigate if needed and press Select button When you protect a program the user can play the title or Dub it to DVD but can notdo any edit operation In order to unprotect once you have highlighted the program on the HDD title list bring up the popup menu by pressing the 4 Make sure unprotect is highlighted use up and down arrows to navigate if needed and press Select button A protected title will have a safe box icon next toits index picture on HDD title list 2 10 7 Sorting The function allows you to view the HDD title l
11. RP14 51 RP SDRAM 0016 S 4 EH RP17 51 RP SDRAM DQ20 S 0021 7 SDRAM 0022 6 N SDRAM 5023 4 E RP19 51 RP SDRAM 0024 8 SDRAM Da25 AAA 31 N SDRAM DQ26 amp WY AAA RP21 51 RP SDRAM 0028 8 SDRAM DQ28 a 22 SDRAM 030 NCCSDRAM DaS1 pe SDRAM 0 4 8 lt SDRAMA14 7 lt SDRAM A24 6 SDRAM 4 SDRAM A7 4 SDRAM A4 4 4 0 20 a P 27 51 R SDRAM A12 4 8 SDRAM A11 4 lt SDRAM 4 4 SDRAM_RAS 4 8 14 4 SDRAM A15 4 G SDRAM A10 4 0 3 DRAM_DQS0 4 R49 s SDRAM_DQS1 4 R51 SDRAM_DQS2 4 R53 51 SDRAM 0083 4 R54 51 DRAM_DQM0 4 R57 5 51 MARSA SDRAM 4 R63 51 SDRAM_CLK 1 4 R64 51 SDRAM CLKO 4 R65 SDRAM CLK1 4 R66 51 b SDRAM CLKE 4 R67 51 51 SDRAM 4 R69 P SDRAM CAS 4 R70 1 bere gt SDRAM CS0 4 71 GND 7E5 CST 2 GND 2 E5 UART2 TX gt 2 E5 UART2 lt lt V33 O D5 1 12 RST HOST Y 91 HOST IN4148 GND V33 04 RST SW IN4148 R77 10K GND GND 2 AO 1 958 gt BSS138LT1 Q7 BSS138LT1 R55 0 R88 0 SCL SCL 5V R90 0 5 SDA V33 O
12. E3 N VO 1 8 11 E 212 AB AB 80 H R2 5 C4 VODS 2 7 2 90 04 GPIOx 5 lt CD BCK SD D 2 DATA3 ATARIN L VO D6 3 6 B12 VO_D5 16 _ AC AC soD ATAPI_DATA2 104 10 16 24 5 VO D 505101 ATAPI DATA ATAPI VO 07 qp AD AD DATAO RP2 H Y1 RST ATAPH 6 22 RP 4 VO 08 GPIOx 9 i sp_secsrart ATAPI RESET 13 yo d DMAACK L L 6 X GND 013 4 vO po estoi a O Lem hs DMARQ 6 014 1 vO 11 Leer gt AF AF sg IORDY IORDY 6 814 yo pie m INTRQ 6 eee W3 ATAPI1_DIOR_L 6 gt VO_D13 WRFEG DIOR _DIOR ALS yo L esxoxII5 gt pones DIOW 1 DIOW L 6 015 vO pis E AD6 V33 o R39 47K uo GPIOx 30 NOTE ER AES e iM pan VO ACTIVE 123245 7 8 9 19 11 13 14 15 16 17 18 19 20 21 22 23 24 25 26 2 ATAPI2 AGR ATAPI2 DMARQ 6 5 V
13. 1 0881693 U1 U10 7 J L 9 waives fe TET CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR 0960017 1020023 TUNER ELECTRO OPTIC 1090009 TRANSFORMER ELECTRO OPTIC TRANSFORMER ELECTRO OPTIC 1090024 TRANSFORMER ELECTRO OPTIC TRANSFORMER 1860122 SCART SOCKET SCART SOCKET OP1 LI D D 9 OP1 9 S 7 42 42 42 gt lt C CD 2 no 1910159 TERMINAL SOCKET TERMINAL SOCKET 1910062 TERMINAL SOCKET TERMINAL SOCKET 2 1910078 SOCKET TERMINAL SOCKET 1910079 TERMINAL SOCKET TERMINAL SOCKET MAGNETIC BEADS 0390052 INDUCTOR MAGNETIC BEADS INDUCTOR L 8 m JJ 1940024 CN3 1940120 CABLE SOCKET CABLE SOCKET CN2 1940161 CABLE SOCKET CABLE SOCKET 1 DH V AL UAIL 3630281 FILM RESISTOR DER UXID 3630185 FILM BESISTOR BATTEMETAL OXIDE FILM RESISTOR HOLDER DW9952K RU 2 SILVER 8652 BATTEMETAL OXIDE FILM RESISTOR I O m JJ O ITI JJ FRONT AV BOARD SUBSIDIARY PANEL 5448411 LIGHT TOUCH 1340001 RESTORE SWITCH VERTICAL6x7x1 2122209 CABLE 5P430 2 0 2 PIN WITH L NEEDLE N3 2110198 LEAD 20 60mm BLACK WITH WELD PIECE GND2 1910170 TERMINAL SOC
14. 10009 5 015 7 1 01 Current Folder is 458 90 15 Waveform diagram ofleft channel signals after filtering test point CN4 14 Tek e Stop Pos 0 0005 SAVE REC Action save Image File Format About 1 Saving Images Select Folder sawa 015 20 0 1 00 CH1 7 0 00 Current Folder is 4 5 16 Waveform diagram of subwoofer signals after filtering test point CN4 4 Tek Trig d Pos 0 0005 Action amp baut Saving Images Select Folder Save 0165 8 5 0 00 30 May 06 2105 TOO TT3Hz 17 Waveform diagram of signals outputted by left channel test point audio output terminal Tek Trig d 0 0005 action File Format About 1 Saving i mages Select Falder Save 17 100 50005 7 0 00 30 06 21 09 1600008 01 18 Subwoofer signal output waveform diagram test point audio outputterminal Tek Tria d 0 0005 About 1 saving Images Select Folder Save TEROO16 6hP 11009 5 5 CHI 0 004 30 May 06 2110 100 009 2 19 Y OUT S Y OUT signal waveform diagram test point 6 2 Tek vol Les Trig d 0 0005 SAYE About saving
15. 99 2595 EER e 2015 X 58 o PR m e 10155 5 8 940172 885 85 mE 156 2 5 AAA 7 nm 7 NE mj coo m F83 F FB57 2 5 e o so00000000000000 00 9 999990890089869868800 eo00000000000000000 90000000000000000000 e e e 558 D AD a a a 186 5 1 5 Surface layer of AV Board 2 1 e i 5 EET EN T 09 0 e eis e eeeee 2 m 1975 5 1 6 Bottom layer of AV Board es m gt 51 Z 1 30 arm dog Wins wee pao 92 S e m m s CET 28 ee p 138 F1 5 1 7 POWER Board 139 5 1 8 MIC Board 140 3 SDRAM 0 9 3 SDRAM A1 0 3 SDRAM A2 3 SDRAM A3 3 SDRAM A4 3 SDRAM A5 3 SDRAM A6 3 SDRAM A7 F SDRAM A9 m 3 SDRAM A9 SDRAM A10 8 SDRAM A10 8 Afi 3 SDRAM 11 3 SDRAM A12 SDRAM A12 4 SDRAM A14 6 3 SDRAM 1400 SDRAM Aib 27 3 SDRAM A15 ENS EDEN 77 lt CKE 2 ke osi S SORAN WES IL 2413 3 SDRAM DQM0 3 SDRAM FCC 46 x
16. E5 SDRAM A6 2 E5 SDRAM 2 SDRAM A8 SDRAM 0 SDRAM A4 SDRAM A2 SDRAM A7 SDRAM A14 SDRAM A9 SDRAM A12 E5 SDRAM A14 2 E5 SDRAM A9 2 SDRAM 50 SDRAM A11 SDRAM A10 5 E5 SDRAM DQSO 2R47 E5 SDRAM DQS1 2848 E5 SDRAM DQS2 2R50 0083 2R52 51 SDRAM 0080 51 SDRAM 0051 51 SDRAM DQS2 SDRAM 0053 5 SDRAM CLKO 2 R278 22 SDRAM CLKO 22 SDRAM CLK1 22 SDRAM_CLK 0 SDRAM_CLK 1 E5 SDRAM 0 2 CLK 1 2 R275 R277 SDRAM_RAS SDRAM_CLKE SDRAM_CAS SDRAM_WE 8 5 2 4 VREF gt SSTL2_VDD C57 C58 C59 103 gt gt VREF 24 C62 103 GND SSTL2 SSTL2 VDD C68 104 SSTL2 VDD C84 104 C96 NC VTT GND PVIN VSENSE AVIN VREF VDDQ LP2995 GND SSTL2 104 GND SSTL2 220u 16 4 SDRAM DQ 31 0 gt SSTL2 VDD C85 C86 104 102 GND SSTL2 C103 C102 104 VIT O RP651 RP SDRAM DQO 8 y wwe N SDRAM DO2 4 6 1 N SDRAM DQ3 5 DQ3 i ibid RP8 51 RP S S DRAM 004 8 2 DQ5 SDRAM DQ6 6 Dar DQ7 4 RP10 51 RP DRAM 008 4 S N SDRAM DQ 3 DQ9 ST SDRAM_DQIO 2 DQ10 ST SDRAMDOM 1 Bu 12 1 SDRAM DQ12 S N SDRAM 4
17. 270 mu poA 273 271 274 272 V V33 AIN Ac 7 13 GND 104 1u 50 SMT 104 1u 50 SMT C277 C276 C275 CS5340 10u 16 104 104 V GND AIN GND AIN 051 2 Y Out 12 12 C146 220u 16 VOUT A 470 220u 16 5 12 IST 5V_STB CN5 10 2 0 CN4 GND 24P1 0 26P1 0 R247 2 2K VFD DIO oa 33 VED CIR VFD STE NYT oO de MUTE 10 10 RST AUDIO 5 10 REAR R 10 5 RST HOST lt lt E E5 GPIODO 2 E5 GPIOx24 As 297 c298 299 300 C301 REAR_L 10 C302 OUT 10 A L OUT 10 GPO1 9 GPO2 9 E5 4 2 E5 GPlOx45 2 E5 GPIO4 2 DE E5 5 2 CN7 V33 VCC SDA 5V 5 10 2 5 11 2 5 C C SCL 5V 5 P CTL 5V_STB VSTB LT OUT 10 ND R252 2 5V 1K ND V 2 5V L21 GND AOUT FB NZ CN6 26P1 0 C303 C304 C305 330u 16 104 T 330u 16 C308 sys rS 5 307 104 306 3 104 3300 16 S OUT C 11 j 5Ss V_OUT 7 VB 11 V OUT yen o w gt YG 11 12 11 F z RON GDA 55 EDFER 13 I C 2 0l BST IDE 9030 TN pM I 17 E 9 i8 A F CVBS
18. Y Y Change decode board Change AV board U1CD4052 main chip U1 DMN8652 N Check the jackcircuit from AV boardto decode board Whether AV board SEL 1 SEL2 voltage is normal N Change Q1 Q2triode Whether decode board U18 55340 10PIN 12 has sound output Whether decode board 018 55340 4IN has digital audio signal Whether each pi voltage clock andreset of decode boardU18 55340 are Y Change decode board 018 55340 Check decode board 018 55340 peripheral circuit Change main chip DMN8652 Figure 3 3 2 7 Troubleshooting flow chart for Externalinputs has nosound output 278 8 Troubleshooting process for TV signal has sound output is shown the figure 3 3 2 8 TV signal hasno sound N Change AV board tuner Whether AV boardU6 N N 31PIN have Does U6 43PINhave Change R22 C15 sound output sound Y Change 06 Whether Whether AV 01 N power supply of N Check and repaireach output normal Y Y Figure 3 3 2 8 Troubleshooting flow chart for TV signal has nosound output 279 9 Troubleshooting process for signal input has noimage is shown figure 3 3 2 9 TV signals inputhas no image Other external inputs have no image output either Whether AV boardtuner 12PIN has video output Change AV boar
19. 2 TDI A9 GND 5 5 6 Br TDO 12345678 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 28 26 E AER E5 MA2 56 mo 5 5 6 TRST_L 7 9 VI 019 21 gt iur E mie p15 2 5V GND ap 018 vi A TOP VIEW A 014 HD13 VI VI_D1 Di2 013 Tact 12 VI D3 VLD2 DII MAD 012 AF12 HDI VL D4 A22 41 03 C 210 Dio HD10 VI 05 21 9 MA 15 11 HD9 25 203 E5 1 BGA 388 A 5 ch 5 09 A26 up F 25 MAD Ds AD16 HD5 04 16 HD4 G G 3 wars 04 AE17 v33 C VLVEYNC vi PEC D3 15 ES 9 VI VSYNC VLVSYNOO H H gt o D2 9 5 ELKO A17 DI 16 HDi 2 2 For Dmm POWER DOWN LOADER 45 yES GPIOX45 12 BST ae C20 K gt gt ATAPH_ADD 4 0 6 12 E5_GPIOx29 lt E5_GP 10x29 A20 GPIOx 29 3 du 5 SBP FRAME ADDO V Znd 24 bit 20 bit 204 L L SBP AtapiAddrO PT ADD1 GND vin vout vin vout M M 7 2 B16 919 VI D10 SBP REO U4 ATAPI1_ADD3 N
20. 10 2 AT8GND CH2_A18VDD REF REF A18VDD r 16 CH3 A18GND R174 2 2K N R178 33 4 VI 14A CH1 A18GND C C 4 CH1 A18VDD PLL A18GND C 2 GPIO C 5 GPIO PLL A18VDD VSYNC 2 V33 VID O C 6 GPIO RED C 7 GPIO GREEN C 8 GPIO BLUE 9 GPIO FSO 015 TVP5146 lt gu lt 0 DGND DVDD 55 lt lt lt lt lt E LN LA LA LA IA IA KOO N V18 VID Q lt lt AJ 5 199 33 VI 2 GND VIN 200 33 CEs GPIOT 2 R201 2 2K VL FSS VID R20 100 po C223 2 5 6 0 gt gt SCL 2 5 6 0 R204 R203 C224 10K 10K V18 VIA 104 O VID Q C236 104 V GND VIN VI D 9 2 2 2 GPO1 12 gt gt GPO2 12 41 33 RP q GND_VIN CN2 7P1 0 12P1 0 VI FSS Pb B IN 2 DVB_SC2_SED 2 DVBT 2 DVBT TX 00 10 6 DV33 C237 104 16 R205 5 6K 12 R206 5 6K AO MCLKO 2 104116 SUBWOOFER 12 AOUTL1 AS a 2 5 5l AOUTR1 REAR L 12 AO 03 2 LEE
21. Check Y Whether N whether decode N Whether panel is each power supply Check 013 andthe E 15 goana peripheral lines norma Y Y Check UPD16316 andthe peripheral elements Check 2009 Check 014 andthe board Qu ED peripheral lines Check N Check U12 andthe board peripheral lines Change Whether Whether Y 2 dads N loader components Change loader component boardis normal and chec OR etherit 1 and hard discare or hard disc normal Y Y Y Check power supply of AV board and whether the IC that with communication with bus is normal Whether N AL decode board U9 works normally whether decode board U9 is Change U9 normal Y Check decode board 08 peripheral and lines Check whether decode board Change U15 U15 is normal Y Check decode boardU15 peripheral and lines Whether decode board U15 works normally Change 03 04 and check whether itis Change U1 DMN8652 normal Figure 3 3 2 13 Troubleshooting flow chart for Machinefailure after poweron 84 14 Troubleshooting process for Player has no output no power on picture and no buttons function is shown in figure 3 3 2 14 Player has nooutput Whether N power board voltageis Check each power supply normal circuit of powerboard Whether Check
22. File Format About 1 Saving mages select Folder 2 004 50015 2 2504 30 May 06 13480 87 6 Systemreset signal waveform diagram Test point R266 Tek 2 Ready Pos 1 360ms Action SYS RST 52 File Saving Images select 3 3V Folder 2 Save 2 00 CH2 2 00 10115 CH1 7 1 288 Current Folder is 453 7 Video encoder clock waveform diagram Test point 015 75 peak value 1 46V frequency 14 3MHZ Tek s Stop Pos 0 0005 SAVE REC Action About saving Images Select 1 Folder Save 500 25 115 CH1 7 844mv Current Folder is 403 8 Main clock signal waveform diagram 13 5MHZ test point Y1 peak value voltage 1 44V Tek xs a top Pas 0 0005 SAVE REC Action About 1 Saving J Images Select Folder Save 500 50 018 2 500 uv Current Folder 88 9 Wabeform diagram of digital audio signal AO D1 outputted by decode chip test point 016 4 peak value 4 04 Tek AL Stop Pos 0 0005 SAVE REC About Saving Images Select Folder Save 1 00 1 0005 7 1 68 Current Folder is 4 5 10 AO SCLK bit clock signal waveform diagram peak value
23. F CVBS IN U14 TVP5146 Cn6 Video 2i TV CVBS IN A D converter 22 DMN 8652 SC2 5 1 CVBS IN Figure 3 2 5 1 Video inputflow chart 48 2 Video signal input take tuner input as instance when machine switches to TV signal input tuner is controlled by IIC bus to perform auto channel selection and function operation through software Video signals output through pin 12 and amplify TV video signals through the amplifying circuit composed of Q31 Q33 to input to decode board for selection Video input signals on AV board Cn2 have TV V1 IN video signals transmitted from tuner V3 IN front composite video signal R Y IN R C IN is chroma and brightness signals inputted by rear S video V2 IN is rear composite video signal input this channel signal selects with SCART terminal and inputs to decode board through SC1 SC2 5 IN pin as for the switch relationship of SCART we will introduce in SCART terminal switch 3 Video A D conversion circuit Shown in the figure 3 2 5 2 U15 has built in video input switch circuit so externally inputted video signals directly inputto pin 17 of video encoder U15 TVP5146 under the control of system U15 switches analog video signal to digital video signal and adopt 8 bit parallel data means to input to Ul DMN8652for encoding and recording PB B IN F C IN T Boom F CVBS IN D1 F_Y_IN eT D2 9 450000 U1 22 16 5146 TV
24. Favorite Program TITLE 01 3 Playing Mode Control CONTINUED You can control the twolist windows by the following points Z Move the cursor between left window and right window by 3 4 buttons Move the cursor up and down in one of the windows by 5 6 buttons the following list Highlighting an item left window then pressing Add Clear button can add the item to right list window Highlighting an item in right window then pressing Add Clear button can delete the item the items ofthe left window is title you can expand item by pressing Select button shown as the following figure Press the Select button jum 1 Press the Select button Unfold the content of TITLE 01 Go back to the previous window 6 Add your favourite contents to right window in your desired sequence according to the above description then move the cursor to the right window and press Select button to start program playback Playback Process Control 2 Stop 3 II Pause 4 222 32 fast playback the number shows the speed of the playback 5 2 32 fast backward playback the number shows the speed of the Backward playback 6 gt gt 1 2 1 8 or 1 2 1 8 slow playback the fraction shows the Degree of slow Playback The list values are different when playing different disc DVD Trick mode 2 TITLE
25. No display VFD has no display when in standby Check whether filament is bright Check F F power supply loop 2 2 Whether 5MHZ clock is normal Change crystal oscillator or C6 C7 Whether VDD power supplyis Check VDD power supply loop normal Whether reset isnormal Check reset circuit Whether UPD16316 is normal Change UPD16316 Y Change VFD Figure 3 3 2 5 Troubleshooting flow chart for display 78 6 Troubleshooting process for 12V has no voltage output is shown un the figure 3 3 2 6 12V has no voltage output Check whether IC4 1 voltage is 13V Check whether D2 L2 CE3 are normal N Change Check whether V CrLis high level N N Whether pin 4 of IC is Whether isnormal Change IC4 normal Y Y Change Q10 Check N Check N whether voltage of pin 2 of whether IC4 isnormal Change IC4 1 4 is normal Y Y Figure 3 3 2 6 Troubleshooting flow chart for 12V has no voltage output 7 Troubleshooting process for External input has no sound output is shown the figure 3 3 2 f External input hasno sound output Whether Whether ON SUR Check AV board 01 CD4052 3PIN 13PIN have 204052 7PIN 16PINpowe 2 sound output supply is norma power supply Circul Y Whether boardU1 CD405 9PIN 10PIN control voltage is
26. PC2 5 Link interface isolation control input Cable power status input 53 o DVDD Twisted pair cable B differential signal terminals A CD AV DD O AGND i CD 00 m CD TPB 5 Twisted pair cable A differential signal terminals Twisted pair bias output CD TPBIAS 109 Current setting resistor terminals 34 R1 RESET Reset input mmm PLL filter terminals PLL power PLL ground Crystal oscillator inputs FILTER1 PLLVDD PLLGND Digital power Digital ground LLC request input 3 5 4 Function introduction to 135128168 1 DESCHIPTION 2M x 16 Bit x 4 Banks Double Data Rate SDRAM 2 FATUER JEDEC Standard pipelined double data rate architecture two data access per clock cycle Bi directional data strobe DQS On chip DLL Differential clock inputs CLK and CLK DLL aligns DQ and DQS transition with CLK transition Quad bank operation CAS Latency 3 Burst Type Sequential and Interleave Burst Length 2 4 8 24105 All inputs except data DM are sampled at the rising edge of the system clock CLK Data transitions on both edges of data strobe 095 DQS is edge aligned w
27. R208 5 6K 12 AO 02 2 ius AO 01 2 a AOUTR2 R209 5 6K L OUT 12 lt OUT 12 2 5 6 9 2 C248 SDA 2 5 6 9 49 122 122 122 122 122 122 5 2 0 gt UV Q VCC_AOUT A CEEE 2 2K 551 C251 C252 D7 IN4148 CS4360 104 D8 N4148 C253 255 256 257 1 3 3u 16 104 3 16 212 gt MUTE 42 1u 50 104 104 GND_AOUT C254 104 DV33 DV33 DV33 GND AOUT 1u 50 R212 213 214 DNS 10K 10K DNS 10K R215 R216 R217 10K 10K 10K U17 WM8728 Laties s V 7 2 2 Ss DV33 G Q E VREFP E V VDNSTO VREFN 12 SDA 2 5 6 9 258 259 r 10u 16 104 LT C150 DNS 10u 16 DNS 5 6K OUT 12 DV33 DV33 RT C260 DNS 100 16 AOUT A O c263 261 gt gt RT_OUT 12 DNS 1 DNS 10u 16 R OUT R223 0 R224 R225 10K DNS 10K C267 C262 DNS 10u 16 DNS 104 DNS 104 GND AOUT DNS122 DNS122 R226 R227 DNS 10K 10K V GND AIN GND AOUT GND AOUT GND AOUT 5 7 Inside component open when select 5 1 output Au 1 n ASTER SSM MASTER DSM MASTER SM SLAVE ASM R228 IOK MO R255 R267 4 6 8K 6 8K AI SCLK 2 DV33 ALFSYNC 2 AIN D R23 22 gt Al DO 2 R23 DV33 RST AUDIO 5 12 9 R268 10K R230 R234 10K 4 R233 10K 6 8K lt 6 8 C269
28. There are four kinds of rotating angles 0 90 180 270 3 Select the desired angle from the list by 5 6 buttons and then press Select button 4 Press Info button to return to the previous menu 2 RECORDING MODE 2 7 1 Summarization This unit has various external input signal terminals including S video input composite video input SCART input CVBS TV tuner input DV input and stereo audio input You can record any group of these video and audio input signals The recordable discs of this unit are DVD RW and DVD R There are four recording qualities to DVD R RW discs with 4 7 GB 12CM single side be selected including HQ about 1H SP about 2H EP about 4H SLP about 6H This unit incorporates time recording function with which you can prepare a record schedule before hand and it will record your desired programs according to the schedule on time With a DV camera recorder you can also monitor and record a certain scene automatically and intelligently for a long time You can record programs on HDD and copy the programs from HDD to recordable disc 2 7 2 the inputted source After entering the record mode the source signal will be shown directly on the TV screen By this function you can get a preview of the external signals for selecting the desired signal rightly more Selecting the signal to view 1 Connect the system please refer to System Connections System Connection o
29. ew 1 won o wes Los 1 x w wo e Los oe Lom s a wm em mm mee 1 2 x w _ x 2 x o w meme sa o ue _ o s o em x w Lo w memes meme 124 sns o sens 0 ow san o sea _ oo x oo je oo Ce meam ow ow am 0 ow mm mee _ __ s 3 Lo sma Ce e 18 sm 0 a sma lt Low mee 000000 wm o oos lt e 3 5 10 function introduction to TPS2041A 1 Description The TPS2041A through TPS2044A and 52051 through TPS2054A power distribution switches are intended for applications where heavy capacitive loads and short circuits are likely to be encountered These devices incorporate 80 mW N channel MOSFET high side power switches for power distribution systems that require multiple power switches in a single package Each switch is controlled by an independent logic enable input Gate drive is provided by an internal charge pump designed to control the power switch rise times and fall times to minimize current surges during switching The charge pump requires no external components and allows operation from supplies as low as 2 7 V When the output load exceeds the current limit threshold
30. 1 8 N IN compatible clock signal or a 14 31818 MHz crystal oscillator XTAL1 XTAL2 C 9 0 External clock reference output Not connected if XTAL1 is driven by an external single ended oscillator Digital Video 57 58 Digital video output of CbCr C 9 is MSB and C 0 is LSB Unused outputs can be left GPIO 9 0 59 60 unconnected Also 63 64 these terminals can be programmable general purpose 65 66 For the 8 bit mode the two LSBs are ignored Digital video output of Y YCbCr Y 9 is MSB and Y 0 is LSB 69 70 D BLUE D GREEN D RED 58 59 57 43 44 45 46 47 70 Y 9 0 For the 8 bit mode the two LSBs are ignored Unused outputs can be left unconnected 51 52 53 54 Miscellaneous Signals FSS GPIO Fast switch blanking input Switching signal between the synchronous component video CD YPbPr RGB the composite video input Programmable general purpose GLCO I2CA Genlock control output GLCO Two Genlock data formats are available format and real VO time control RTC format During reset this terminal is an input used to program the 12 address LSB Interrupt request Power down input INTREQ CD PWDN 1 Power down CD CD CD CD 0 Normal mode Reset input active low Host Interface RESETB 4117 Power Supplies 26 AGND Analog ground Connect to analog ground A18GN
31. 1 R SC2 5 1 CVBS IN i 10u 16 C103 22SC1_R_IN 7 men ouf7 7 7 2200 16 5V_STB C101 220u 16 SC2 OUT 2 SCiLIN 7 es C104 um n R OUT Y L 4 SC2 R OUT 138 0105 SC2 SC1 OUT C107 C106 10416 10u 16 SC1_R_IN gt 1 SC1 OUT 410 SC1 IN 6 2V 9 G O EE LOOP DECODER C 5V STB C109 SC2 CVBS IN O J 104 561 CVBS IN U10 45V 6 2V 74HC4052 SOP 141 023 5 3 136 104 1K 58050 07 R142 6 2V 474 t C110 1N4148 75 amp R145 LOOP DECODER C 104 LOOP DECODER 4 7k C111 P R148 103 4 6 024 SC1 IN EN 4 7k B601 CVBS 3904 R147 C120 102 D8 SC2 SC1 IN SC1 CVBS OUT 180 1N4148 Q25 SCT CVBS IN 3904 lt 5146 1 B601 5146 7 1 SC1 CVBS RGB SEL 026 3906 72 10 5 1 CVBS RGB SEL R148144 8153 2 8154 1 2 GPIOx1 INT gu ela E5 for DMN8600 R155 75 45V STB C132 102 45V 027 028 5 GPlOx4 1 3904 3904 029 3 3 3904 CN1 5P2 0 CN3 2P2 5 R4 10K 1 2 4 N 1 VDD VCC Q Q R11 R7 VDD C11 4 7u 16 1 24 10 04 1N4148 R1 2 2 1 AW 10mm R26 4 7K C80 104 C1 220 220 F4 24 22u 50 C2 104 K2 SW K3 SW u O O O O D1 1N4148 K5 SW l O O R5 10K P_CTL_PSW LD5 R14 10K R22 4 7K
32. each power N whether decode N supply of decodeboard board 3 3V powersupply is normal is normal PSUR Y Y Check Check U13 andits board 2 5V powersupply peripheral lines is normal Y Check whether decode N board 1 8V powersupply Check U11 and its is normal peripheral lines Whether Check decode board N whether pin 10f U6 N reset signals are has reset signals Change U6 normal output Check whether the line from reset signals to FLASH and U1 is normal Whether 13 5 clock of N Change N decode board works 1 checkwhether Change C1 C2 normally itis normal Y Whether N Whether decode board U9 decode board 915 works FLASH Check decode board 08 peripheral and lines Change U1 DMN8652 Change 3 U4 and check whether pin 45 clock signals are normal SDRAM check whether Change U1 DMN8652 itis normal Figure 3 3 2 14 Troubleshooting flow chart for Playerhas no output Section Four Servicing Parameters 3 4 1 Signal waveform diagram This section collects signal waveform diagram of audio video and each unit circuit with the purpose to help servicing personnel to judge where trouble lies in accurately and quickly to improve servicing skills For the difference of oscillograph s type model and tuner a certain difference may exist so the servicing personnel are expected to pay more attention to chec
33. 24 1 0 prog AV CCS 7 SPDIF OUT 6 X MICDET 3 7 6 CENTER lt REAR_R gt 10 m L 4 12 A R OUT 3 13 14 EXT L OUT 3 16 TVP5146 C8 8 5 GPIOx2 8 CPUMUTE for DMN8600 ADC SEL pz 5 21 a 22 SCL 2 7 E m Se CN2 26P1 0 NZ 5 1 DMN8600 5 1 2 8 2 S Y OUT 2 5 4 lt S_C_OUT 2 d MENU V OUT 2 8 5 n v our 1 10 Y OUT 8 11 73 es Y IN 6 FYN V3 21 Da 5 8 2 501 IN 8 100 22 2 _ A L IN 2 C A R IN N S Y OUT uh Ui Ge y S C OUT R29 45V C25 104 R30 6 8K C26 220 16 Q1 3904 R31 R32 6 8 R34 ns 470 R35 45V R38 12K pa Q2 3904 474 R40 D 12K R42 470 221 B601 B601 1N4148 D2 LL60P BT1 3V S3 1 8 E5_GPIOx1_RTC_INT lt lt 32 768KHZ 20PF C31 30 20 20PF open CS 09 R39 R37 1 2 1 2 5 5 R36 4 7K OPEN C28 104 R46 1K R OUT A 12V 12V gt gt R_OUT 6 8 61 100 R47 A 12V 2 AMUTE 4 5 5V STB 47K C35 Q3 45 46 102 3904 3906 04 C44 T 104 104 220u 16 VY R49
34. In DV player and DVCAM player a flat 6P port may be seen and this is often called DV digital jack Sony names it i LINK that accords with IEEE 1394 standard The features are as follows Transmit digital data directly so there is no picture and audio deteriorate Only one cable is needed to make video audio and control signal perform data multiplex transmission With hot plugging function and data transmission among multiple devices is available Externally connected DV signals input through DV jack board to DV jack chip TSBA41AB1 through decode board socket J6 for processing TSB41AB1 is DV jack IC responsible for conversing external DV signals to signals required by main chip and inputting to main chip The internal DV monitoring circuit can automatically detect DV input When system selects DV mode DMN 8652 communicates with TSB41AB1 when DV jack has signal input signals inputted by DV input to pin 27 30 of TSB41AB1 after being processed by TSBA1AB1 and send to DMN 8652 doe encoding and decoding 54 3 2 11 IDE jack circuit This player uses two IDE jacks connected with a loader components and a hard disc Loader components include servo circuit laser head and mechanical part with working principle the same with that of other DVD player We consider the hard disc as a whole in this player and the jack is totally the same with loader The pin introduction to IDE jack is shownin the following table
35. Pos 0 0005 SAVE REC Action File Format About saving Images select Falder 1 Save 012 8 1 00 25 018 7 251 Current Folder is 35 Panel VFD_DIO signal waveform diagram when in standby Tek Jl Stop Pos 0 0005 SAVE REC Action File Format About 1 u l Saving Images select Folder Save TEROUT3 BIMP 2 004 1 005 CH1 2 0 00 Current Folder is 97 36 AV board clock signal waveform disarm test point 02 1 Tek AL Stop Pos 0 0005 SAVE REC Action save Image File Farmat M 2 saving Images Select Folder 2 1 0mv 10 05 LH2 Z 13 8mv 1 14 45 37 Power board D2 anode waveform diagram Tek dla a top Pos 3 200 us Action File Format 1 amp baut saving Images Select Folder Save 2 20 0 10 0 us 7 342V Current Folder is 98 3 3 2 Key point voltage 1 Power board key point voltage unit V 1 shown in the following table anode sm 17 Da cathode m m m D4 anode 340 340 13V D17 cathode Q9 B 12 1 D1 anode 10 2 D2 cathode 013 27 22 2 Decode board key point voltage unit V is shown the following table Lee o
36. are as the following 291729 Normal k Normal REPEAT TITLE 09 06 CHAPTER REPEAT CHAPTER 04 19 Title Repeat AUDIO 01 01 ENG DISC REPEAT SUBTITLE 01 03 ENG mode value list ANGLE 01 01 T TIME 00 13 02 01 15 17 Main control menu 1 Normal 2 A B Repeat 3 Chapter Repeat Sequence Playback A B Playback Segment Repeat Playback 4 Title Repeat Title Repeat Playback 5 Disc Repeat 6 Program 7 Random Track Repeat The list values are different when playing different discs For most operations if you perform step 3 things are over but if you select Repeat and Program you shall perform the following steps 4 you select Repeat when pressing Select button the menu becomes the style shown as the rightfigure You need to setthe B point Press Select button to display mode value list again Now please wait and when meeting your desired point you can press Select button to setthe B point Z During your waiting the main control menu will disappear You also can press Info button to hide the menu Disc Repeat Playback Program Playback Random Playback Track Repeat Playback MODE SetA_ T TIME 00 13 02 01 15 17 5 f you select Program in step the following list windows will pop up By this menu you can select your favorite contents from the discto play in your pointed sequence gt Edit program play list
37. 11 C C KE LK M S C C Q8 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 50 51 52 53 54 55 pate 58 Ground for DQ 59 Data in Data out Data in Data out 61 Supply Voltage for DQ 62 Data in Data out 63 Data in Data out 3 5 5 Function introduction to CD4052 CD4052 is a 2 group 4 channel data selection device and mainly used in the input selection of audio and video signals in DVD recorder Each pin function is shown as follows wwe _ mams me 1 0 Lows m 3 w eo 01 00 x s Cw w a ow m s A signal strobe condition a RET Note the circuit part of input pins are not used control end is controlled by main chip When main chip is switching input signal source it will control signals to make 4052 perform input source selection 3 5 6 Function introduction to 5146 1 DESCRIPTION The TVP5146 device is a high quality single chip digital video decoder that digitizes and decodes all popular base band analog video formats into digital component video The TVP5146 decoder supports the analog to digital A D conversion of component RGB and YPbPr signals as well as the A D conversion and decoding of NISC PAL and SECAM composite and S video into component YCbCr This
38. 2 BIO LINK ON PHv p 104 GND PHY D C165 C161 27PF C162 27PF V33 PHY D O BIO PHY XI y2 24 576 2 C163 104 LREQ PHY FILT1 PHY FILTO V33 PHY A O R144 6 8K 1 R146 91K 1 TPBIAS R148 22 C167 166 2 Bm inv pL eH SYSCLK R149 R150 x 56 2 1 56 2 1 HI Leer ee TPBIAS GND PHY GND 2 BIO_PHY_DATA3 9 1 zj TSB41AB1 301 sa 1 S PQFP 48 TI PS S 2 BIO 5 B TPB 2 BIO_PHY_DATA6 p 1 9 BD A pi 2 E5 GPIOx36 R151 R152 V 56 2 196 56 2 1 V33 PHY O 154 V DNS 10K V GND PHY A 220PF 5 11K 196 2 LPSX um E V R156 t GND PHY A GND PHY A a a aja R157 1K 10K V GND_PHY_D V GND_PHY_D v33 V33 PHY D 159 680 H160 10K CA5 PHY PC2 PHY ISO R163 10K OV33 PHY D i V GND PHY D GND PHY D V33 V33 PHY A 410 2 USB D1 R79 22 USB BDMi 6 2 Tog dM R86 122 USB BDPi C179 2 USB FB64 BK1608HM601 T rj 104 474 16 474 16 102 2 05 lt 65 1608 601 4 C268 PH6 2MM GND GND PHY A C180 104 R222 R221 104 VCC 15 15K GND V V GND GND GND FB60 FB 97 215 2 USB R164 22 USB_BDM 165 22058 2 USB L J EB61 t gt R166 R167 FB62
39. 2 MODE 1 Normal Sequence Playback AUTE Track Repeat Track de 3 Folder Repeat Folder Repeat Playback 4 A B Repeat A B Playback 5 Disc Repeat Disc Repeat Playback 6 Random Random Playback 7 Folder Random Disc Random 9 Intro Play 3 TRICK please refer to File Operation Mode Playback Process Control for submenu content 4 AUDIO you can select different audio channel output stereo left right you can also do it by press Audio button repeatedly 5 you can select displaying elapsed time or remain time 6 WIPE please refer to File Operation Mode Control Wipe Mode when Playing JPEG Disc 7 ZOOM please refer to File Operation Mode Control Zoom Mode when Playing JPEG Disc 8 please refer to File Operation Mode Picture Rotating when Playing JPEG Disc 9 LANGUAGE if the disc include several kinds of language you can selectdesired language from this item Notes Some discs labelled with MPEGA on the market actually are rm ra ram rmm and others Folder Random Playback Disc Random Playback Introduce Playback With which are incompatible Please take care when buying discs Control Wipe Mode when Playing JPEG Disc In general many pictures will be saved in the disc as the JPEG file format When playing this disc the pictures will be shown the screen one by one You can select the mode of the picture switching 1 Playing
40. 3 SDRAM_DQS1 SDRAM_A0 9 AT TT TT 0 3 SDRAM CLKO 3 SDRAM_CLK 0 2 3 VREF SDRAM A2 1 1 1 RE C j j j 16 36 e NIA e SUMMAS 1111 11 61 BOREAM 0111 11 20 19 j 7 SDRAM AB a ae SS 1111 11 12 3 SDRAM A 9 3 SDRAM AH TTT 410 3 12 SDBAM A12 3 SDRAM A14 S A14 28 812 SDRAM mr 3 SDRAM 505 4 RAS 3 SDRAM DQM2 2 LDM 3 SDRAM_DQM3 o UDM 3 SDRAM DQS2 21 48 LDQS 3 SDRAM_DQS3 1 52 3 SDRAM CLK1 3 SDRAM_CLK 1 _____18 48 _____33 66 4 aa 6 12 1 ara 52 1 55 58 4 16 16 DDR SSTL2 VDD V GND C138 10u 16 SMT SDRAM DQO SDRAM 001 SDRAM SDRAM DQ3 SDRAM 004 SDRAM DQ5 SDRAM DQ6 SDRAM DQ7 SDRAM 008 SDRAM DQ9 SDRAM DQ10 SDRAM 0011 SDRAM 0012 SDRAM 0013 SDRAM 0014 SDRAM 0015 m SDRAM DQ16 SDRAM 0017 SDRAM 0018 SDRAM 0019 SDRAM DQ20 SDRAM 0021 SDRAM 0022 SDRAM 0023 SDRAM 5024 SDRAM DQ25 SDRAM DQ26 SDRAM 0027 SDRAM 0028 SDRAM DQ29 SDRAM DQ30 SDRAM 0031 3 SDRAM DQ 31 0 lt SSTL2 VDD 111 10u 16 SMT GND SSTL2 VDD C120 102 GND SSTL2 VDD
41. 4 1K 102 R70 3 3 71 Q9 3904 3 3k LT OUT REAR R OUT S REAR OUT 6 REAR L OUT XS REAR L OUT 6 Q10 3904 R76 20K 257 R79 10u 16 4558 o 102 USA A 12V R80 3904 47 59 102 R81 20K R82 3 3k jai C60 A 12V AMUTE 34 2 121 2 R83 R84 4 7K C61 3 3k y SUBWOOFER 1 104 16 R86 1K 4558 USB A 12V R87 O 47K C63 102 C62 102 VENTER OUL OUT SUBWOOFER OUT gt Q12 3904 SUBWOOFER OUT 6 LSI 5V STB O C64 105 5V STB O C67 105 68 STB 69 105 70 220u 16 888 10K 106 Q13 3904 R89 R90 10K R92 4 7k R93 R94 R96 10K 106 Q14 3904 H97 H99 10K 4 7k 100 12k Q15 3904 R101 12k R103 4 7k B601 B601 B601 5 SUBWOOFER OU 4 REAR L OU 45V GP1F32T 1 OPTICAL 54 AV4 8 4 6G 3 8 4 e R95 B221 6 SPDIF OUT 55 AV8 8 4 6G 3 2 5 4 gt 8 8 1 L IN 8 8 1 R IN 1 8 SC2 L IN 18 56228 gt C74 3 3u 50 Q16 TEM s8050 18 TX MONG 8105 330 C81 BDCOMP 1 TV IF C82 C83 R106 101 56PF C84 104 105 820 56PF R107 1K x R108 Un o C85 10PF BTSC AINL 1 d 5 XTAL IN 2 V XOU 2 24
42. 4 12V voltage 1 64V test point U16 5 Tek Stop Pas 0 0005 SAVE REC Action ABOUT Saving Images select Folder Save 09 1 00 50015 Current Folder is 11 FSYNC left right clock signal waveform diagram peak 3 52V voltage 1 63V test point U16 6 Tek AL e Stop Pos 0 0005 SAYE REC Action save Image File About Saving Images select Folder Save 1 00 10 0 us 1 224 Current Folder is 4 5 89 12 AO MCLKO main clock signal waveform diagram peak value 4 16V voltage 1 66V test point 016 7 Tek Stop Pas 0 0006 SAVE REC Action save Image File Format About Saving Images Select 1 Folder Save 11 1 00 50 015 1 234 Current Folder is 13 Waveform diagram of analog left channel outputted by Cs4360 1K ODB signal test point R210 Tek Stop Pos 0 0005 SAVE REC Saving Images Select Folder Save 13 100 500 us 20 4mv Current Folder is 14 Waveform diagram of analog subwoofer outputted by Cs4360 200HZ ODB signal test point R206 Tek Stop Pas 0 0005 SAWE REC About saving Images Select Folder Save 014 8
43. 9 197 V IN 12200 42 a1 TV 5 9 5 2 10 AO p A_L_IN ES 10 44774272702 12 A e e Coo o o o oo E 2 VO CLK 2 VO DO p v SZ r VO D VOD x 5 VO D VO x VELBERT ERE 28P 1 0 251 7 scartl scart2 come from 3415 AUDIO IN 2 AV2 8 4 6G CVBS S VIDEO IN BTSC AINR BTSC R16 8 2 R18 8 2 CN3 7P2 0 4P2 0 1 2 3 4 1 6 2 15 16 R17 10 C17 x 18 R19 10K R22 360 R23 360 R24 2601 C1 V2 IN CVBS IN gt gt V2 IN 8 V2 105 105 105 105 105 105 EXT AUDIO 105 AUDIO NC NC AGC 2nd SIF C9 105 105 105 F AUDIO IN R 105 105 F AUDIO Video Out VCC3 Audio Out JS 6B2F L121 D5 IN CVBS V3 IN IN IN V4 IN C21 C22 F Y IN C23 C24 105 105 105 7105 45V O C4 104 R8 4 7K ADC SEL1 ADC SELO L1 C12 VCC TUNER C13 FB 45V 200uE 9 TUNER amp SCART 0 1602 TV MONO R20 OR 4 7K C19 R21 lt C20 4 7u 50 40K 102 N gt gt 7 8 R178 8 2K L OUT R179 8 2K OUT nes BR 502 LIN 78 SEE RIN 78 R27 R28 10K 10K
44. AO MCLKOS MASTERCLOCK signal AO SCLK SERIAL CLOCK signal AO FSYNC LEFT RIGHT CLOCK signal AO D1 AO D2 AO 3 serial data jack of digital audio signal AO 958 digital audio output optical coaxial 3 Audio amplifying circuit AV board part 6 channel analog audio signals outputted by decode board input to U3 U4 U5 through CN1 for amplifying Shown in the figure 3 2 2 2 A R OUT A L OUT input to U3 for amplifying MIC 43 Signals input from CN6 to AV board and superpose to the input end of through R159 R160 to perform mixed amplifying with left and right channels of audio signals through filtering R OUT L OUT signals are divided into two ways one way arrives at audio output terminal 55 and the other way performs sound source selection when LOOP DECODER end is low level R OUT OUT signal is outputted through 08 to arrive at SCART terminal SC1 After being amplified and filtered through U5 SUBWOOFER CENTER signals output to terminal S5 REAR R REAR L signal through being amnplified and filtered by 04 output to terminal 55 C33 1 10u 16 A R OUT 1 R160 4558 15K L OUT 1 C37 1 104 16 R159 4558 15 Bh U3A A 2V MIC C112 0 Figure 3 2 2 2 Audio amplifying circuit diagram 4 Digital audio signal output circuit Decode chip outputs digital audio signals AO 958 to decode board socket CN4 through R84 CN4 sends signals to AV board and inpu
45. C33 SI 10K 10u 16 R44 R51 4 7K BLAN 1 R160 4558 3 3k U3B 12 1n4148 15K Y C34 102 7 R52 4 1 C39 3 3k 1000u 16V R50 20K R56 1K R54 L OUT 4 7K R55 4 7K gt OUT 6 8 43V3 y ALOUT 1 R58 5V STB 47K C38 O C40 Q5 R60 102 102 3904 2 7k D4 A 12V Nu 12V 45V 12V R59 Q6 3906 Q7 1n4148 Y 2 C37 3906 10u 16 R62 10K 159 4558 R63 15K USA 12 Mu 2 2K 1000u 10V Q8 3904 105 x VY A 12V A 12V 5V 5V A 12V A 12V T Y T R158 114 100 16 CN6 3 3K C127 105 8174 27k Vpp 4V 6PIN 2 0 203 SIE gt 145 x U11 SN1699 PT2399 105 Vc 5 6V 032 119 7 x 3904 R166 5 6k LPF1 IN OK MiCjo AV 61151 105 0 2 2mA DE 1 LPF2 OUT AGND 2 i em 101 ov LPF2 IN DGND 3 23 56k T 12V 128 105 R175 22k pem LN LIAE rz E drm NV e 392 C124 104 Q OP1 OUT CCO Vb 0V Rb 7 Rb 1 Vc Ve Ve Vb gt Rb Vb Ve Vc Vb RE 124 105 176 332 117 gt 8189 lt lt 130 105 177 15k LPF2 O 104 C116 D OK out C122 MIC to 2399 181 Mix out R48 102 Mix in 15K 57 22k R65 C50 102 R72 4 7K C54 102 R64 R69 20K C52 121 4558 U4A 20K A 12V e A 12V 4558 e C49 10u 16 R68 47K R67 1K AMUTE C53 10u 16 H7 H75 47K C51 102 3 5
46. Ca e se s sem o Deom o e e 91 4 s o __ x o x om ome s s ER 5 om o em o om e 55 3 2 12 Control panel 1 Control panel block diagram is shown inthe figure 3 2 12 1 VFD DIO Working indication VFD CLK 5MHZ clock circuit Y 1 U 1 VED STB To decode board 4 32 776MHZ UPD16316 D HOST clock circuit Y2 PSW Remote control Panel button receiver Figure 3 2 12 1 Control panel circuitblock diagram 2 Reset circuit Shown in the figure 3 2 12 2 it is alow level effective reset circuit after power on VDD power charges C11 through R24 the voltage on two ends of capacitor cannot change suddenly so Q1 base electrode is highlevel Q1 is saturated on RESET end outputs low level the charge course of capacitor makes the electric potential of Q1 base electrode decreases quickly Q1 cuts off RESET end outputs high level and reset finishes VDD e C11 R14 4 7u 16 10K R20 R22 RESET R16 4 7K 4 7K 10K Q1 8050C C16 cir C15 104 104 102 D7 1N4148 Figure 3 2 12 2 Reset circuit 56 3 Remote control circuit The power supply of remote control circuit uses 5V STB power to ensure the remote control receiver can receive the instruction transmitted from remote controller in s
47. Images Select Folder 20 S mv 5 30 May 06 21 12 20 OUT S C OUT signal waveform diagram test point 6 4 Tek Bm Stop Pos 0 0005 action save Image File Format About saving mages Select Folder Save 021 8 2 mv 5 All 0 4 06 21 13 21 CVBS OUT V OUT signal waveform diagram test point CN6 6 Tek vol Les Tria d Pos 0 0005 SAWE REC Saving Images Select Folder Save TEROO22 BMP S rmV 5 005 wE 30 May 06 21714 22 PR OUT R V OUT signal waveform diagram test point CN6 8 Tek vol Les Tria d 0 0005 SAVE REC About Saving Images select Folder Save 23 500 50005 All 30 06 2114 23 OUT G Y OUT signal waveform diagram test point 6 10 Tek s Trig d Pos 0 0005 Action save Image File Format About saving Images Select Folder Save 24 5009 S rns All 30 06 21 14 93 24 PB OUT B U OUT signal waveform diagram test point 6 12 Tek vol Loe E uto Pos 0 0005 Saving In ages Select Folder Save 025 5 All 30
48. Power control pin to control the main power LED Output 41 41 22 o 0 ow oem 00001000 3 5 8 Function introduction to SN74LVC16373 1 Description This 16 bit transparent D type latch is designed for 2 7 V to 3 6 V VCC operation The SN74LVC16373 is particularly suitable for implementing buffer registers ports bidirectional bus drivers and working registers It can be used as two 8 bit latches or one 16 bit latch When the latch enable LE input is high the Q outputs follow the data D inputs When LE is taken low the Q outputs are latched at the levels set up at the D inputs A buffered output enable OE input can be used to place the eight outputs in either a normal logic state high or low logic levels or a high impedance state In the high impedance state the outputs neither load nor drive the bus lines significantly The high impedance state and the increased drive provide the capability to drive bus lines without need for interface or pullup components OE does not affect internal operations of the latch Old data can be retained or new data can be entered while the outputs are in the high impedance state To ensure the high impedance state during power up or power down OE should be tied to VCC through a pullup resistor the minimum value of the resistor is determined by the current sinking capability of the driver Active bus hold circuitry is provided to hold unuse
49. RW HQ High Quality About 1H About 21H SP Standard Play About 2H About 67H EP Extended Play About 4H About 133H SLP Super Long Play About 6H About 200H Timer Setting Menu You can make this unit record automatically when the preset time is coming The operation steps refer to Timer Setting Mode please read carefully the detailed contents of the section Timer Setting Mode pate stan Eno 7 2 4 3 Video Setup 1 Display the system setup control menu 2 Move the cursor by 5 6 buttons to select item 3 Press Select button or 4 button to enter the video setup mode Video output format This unit has two video output systems PAL and NTSC You can select one of them according to your TV set specs 1 Highlight Video output format in the video menu and press Select button Apop up menu will appear which is shown as the right figure 2 Select the proper option according to factual requirements 3 Press Select button then the system will switch the output formatto what you select right now can switch the TV output format by pressing the P N button on the remote control too Z Changing the output format may cause no picture on the TV screen If this happens you can press P N button on the remote control to restore the output format SETUP MENU VIDEO TV asp
50. at current point and it will occupy many time please wait for a moment EDIT MODE Title 01 05 Chapter 01 01 PLAY Chapter marker Hide chapter ep Index picture Split title Time 0 01 05 Note This operation is invalid to DVD R disc 2 10 5 Exiting the Editing Mode 1 Press EDIT button to exit this mode When exiting the system will write some information into the disc so the unit will stop responding for a while 2 10 6 Editing Hard Disc When the unit display the HDD title liston screen by pressing HDD button Use the 5 6 to select corresponding title and press Select to confirm then pressing the 4 button can enter the edit mode and display the pop up list Then use the 5 6 to highlight your option and press Select to continue When you edit a title its corresponding representation on the HDD title list will bear the Edit icon to remind you Combine Rename Lock Protect Note When x appears while you press the 4 button it may indicate that the system in current mode can notenter the editing mode You can exit current mode and try again 1 Play This option allows you to play the current highlighting title 2 Delete If a title is not Protected or Locked you can delete it You will be prompted to confirm the operation as it is irreversible 3 Split This option brin
51. esj s Dmm o gt _ 3 Panel key point voltage unit V is shown the following table Key point Working voltage Standby voltage Key point Working voltage Standby voltage 99 4 AV board key point voltage unit V is shown the following table j j s o gt o o ur e 2 o 100 Section Five Function Introduction to IC 3 5 1 Function introduction to MT DMN 8652 1 Description The LSI Logic DiMeNsion 8652 DMN 8652 is the word s most highly integrated dual drive hard HDD and DVD recorder processor Based on the LSI Logic DiMeNsion architecture the DiMeNsion family of products is intended for demanding yet cost sensitive A V code applications in consumer electronics productions A true system on a chip solution the DMN 8652 reduces cost design complexity power consumption and time to market The DMN 8652 enables consumer electronics manufacturers to offer a new category of productions that take advantage of the flexibility provided by the combination of hard disk and optical disk drives The DMN 8652 accepts video from broadcast TV and other analog video sources and compresses and formats the video for storage on hard disk or DVD in industry
52. item 3 Press Select button or 4 button to enterthe audio setup mode SETUP MENU AUDIO 92 Analog audio output Digital audio output LPCM Output Analog audio output This setting is used to select an analog audio output format between 2CH analog mix audio output and Dolby 5 1 CH analog output 1 Select Analog Audio Output item by 5 6 buttons and press Select button then a pop up list will appear 2 Select the desired value by 5 6 buttons then press Select button to confirm SETUP MENU AUDIO LPCM 48K Analog audio output Digital audio output LPCM Output Digital audio output This unit has digital audio output jacks So you can enjoy the higher quality audio with an amplifier with digital audio decoders 1 Access the Audio Setup Menu Select item Digital audio output by 5 6 buttons and then press Select button Alist will pop up 2 Select the proper value by 5 6 buttons and then press Select button to confirm ZRAW This unit doesn t perform decoding function but the external amplifier does LPCM This unit performs decoding function and outputs LPCM digital audio signal of 48 kHz or 96 kHz to fit different power amplifiers SETUP MENU AUDIO 962 4 Analog audio output EDD LPCM Output CES 2 12 LPCM Output You can modify the LPCM code rate by Digital audio output setting the item 1 Select
53. item 3 Press Select button to enter the preferences setup mode Parental Level Change Password restore factory settings Screen saver Parental Level By setting this unit s authorization rating and password some discs with control grade cannot be played without inputting the password In this way you can confine the children to watch the disc unsuitable to them 1 Select Parental Level and press Select button to display the pop up list which is shown as the right figure SETUP MENU PREFERENCES Parental Level Change Password restore factory settings Screen saver 2 Select the rating level by 5 6 buttons and press Select button to confirm Then the TV screen display Enter Password Enter password here Cancel 3 Input the password and press Select button Highlight OK by cursor buttons and then press Select button Ifthe password is right the TV Screenreturn the preferences menu Change Password 1 If you want to change the original password highlight the Change Password in the menu through cursor buttons and then press Select button 2 Select Enter password here by the cursor buttons and input the original password by number buttons 3 Select Input new password by the cursor buttons and input the new password by number buttons 4 Select Input new again by the cursor buttons and input this password again by number button This input password in the
54. 03 06 CHAPTER 04 19 AUDIO 01 01 SUBTITLE 01 03 ENG ANGLE 01 01 T TIME 00 13 02 01 15 17 Title Chapter Track Selection 1 Press Info button twice to open the main control menu 2 Highlight Title Chapter Track for VCD SVCD item and press Select button to make it in input mode 3 Enter your desired number by number buttons and press Select button then the system will start playing the selected Title Chapter Track The left part ofthe item value is the number of current playing number gt DVD gt VCD TITLE 03 06 T TIME 00 13 02 01 15 17 CHAPTER 04 19 Highlight track item when playing VCD SVCD Highlight title item Highlight chapter item Audio Subtitle Selection 1 Press Info button twiceto open the main control menu 2 Highlight AUDIO SUBTITLE item by 5 6 buttons then press Select 4 button to open the drop down list shown as the right figure 3 Select one value in the list and then press Select button to confirm MODE Normal Trick mode 03 06 04 19 CHAPTER AUDIO 01 01 ENG 4 SUBTITLE 01 03 ENG 1 CHI DOLBY 2 ENG DTS ANGLE 01 01 The values of the lists are based on the played disc For DVD disc the values of audio list will be DOLBY DTS and soon For VCD SVCD the values of audio list will be STEREO LEFT and RIGHT settings of these items also can be done in DVD menus The initial val
55. 07 2 04 2 05 2 06 RST 1 07 06 05 03 02 01 00 2 5 HD 15 0 gt C153 10u 16 SMT 4 6 FB8 10 1 FB14 FB16 18 1 FB29 DIOW FB2 ATA1 DIOR FB2 ATA1 IORDY 2 ATA1 DMACK FB24 1 INTRO FB2 ATA1 A1 1 0 FB26 FB27 1 CS1FX FB29 RST ATA2 ATA2 D7 2 06 2 05 2 D3 2 02 2 01 2 00 ATA2 DMARQ DIOW ATA2 DIOR IORDY DMACK INTRQ ATA2 A1 ATA2 AO ATA2 51 FB31 2 FB34 FB36 FB38 40 42 FB44 FB46 48 49 FB50 FB51 FB52 FB53 FB54 FB55 FB57 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 B221 V GND 1A1 1A2 1A3 1A4 1A5 1A6 1A7 1OE 1LE 2A1 2A2 2 4 2 5 2 7 2A8 HEADER 20X2 FLASH MEMORY 2 lt E5 22 2 BA22 bb FB5 B221 FB7 B221 9 221 221 d FB1 B221 O FB1 B221 FB17 B221 F o FB19 B221 201 22 23 2 1 2 2 lt 9 FB28 B221 2 2 8221 A HEA
56. 0881127 0882214 0881814 0883060 0881816 0881818 0881819 0881820 0881821 0881936 0882672 MATERIAL NAME SMD CAPACITOR SMD CAPACITOR SMD CAPACITOR SMD CAPACITOR SMD CAPACITOR MAGNETIC BEADS INDUCTOR SMD INDUCTOR SMD DIODE SMD TRIODE SMD TRIODE SMD TRIODE SMD TRIODE SMD FIELD EFFECT TRANSISTOR IC IC IC IC IC IC IC IC IC IC IC IC IC SPECIFICATIONS 25V 224 80 20 0603 16V 22441096 0603 16V 105 8096 2096 Y5V 0603 10V 105 8096 2096 0603 10V 106 8096 2095 1206 H 1 8UH 10 1608 2 Co 3906 100 300 SOT 23 3904 100 300 SOT 23 2 7002 SOT 23 54360 SSOP 55340 TSSOP RT9164 33CG SOT 223 DMN 8652 BO BGA LP2995 SOP HY5DU561622ETP 5 TSOP SN74HCT14PWR TSSOP SN74ALVCH16373 TSSOP TSB41AB1PHP QFP PQ018EZ02ZP PQ025EZ01ZP TVP5146 PQFP L2146 PQFP O 169 LOCATION C167 C167 C147 C166 C253 C254 C271 C272 C147 C166 C253 C254 C271 C272 C11 C23 C24 C25 C26 C39 C99 C100 C111 C121 C138 C153 L20 L21 FB60 L14 L15 L16 L17 L18 L19 L1 FB1 L2 L3 FB3 L4 B4 FB5 L6 FB6 L7 FB7 FB8 L9 FB9 L10 FB10 L11 FB11 L12 FB12 L13 FB13 F B14 FB15 FB16 FB17 FB18 FB19 FB20 FB21 FB2 2 FB23 FB24 FB25 FB26 FB27 FB28 FB29 FB30 F B31 FB32 FB33 FB34 FB35 FB36 FB37 FB38 FB3 9 40 41 42 4 44 45 46 47 B48 FB
57. 1 VO HSYNC and the 2 1 are not 2 IORDY AF4 2 IORDY 6 VO CLK R27 22R VO CIK 116 VO available in 308 pin package ATAPI2_INTRQ 2 INTRQ 6 BAN VO_CLK ATAPI2 DIOR L ATAPI2 DIOR L 6 ATAPI2 DIOW_L 4 AE Rt 6 2 ADD A 0 6 AE2 2 ADDO VDENC id x 2 SEL 6 1 2 i _ ATAPI2 ADD2 VCC Atapi2Addr2 OE5 V5BIAS CVBS Out 11 USB 1394 ADD3 1 OWE R GND lt A4 DAC2 N tapi2Addr4 6 ATAPI2 OL AF1 ATAPI2 DATA15 A TT 4144 SDRAM 7 H ATAPI2_DATA15 ATAPI2 DATA14 DACS Sasa SES PADS CORE lt ATAPI2 DATA14 2 DATA13 Y G Out 11 A6 3 3V PLL PLL DIGITAL ATAPI2_DATA13 ATAPI2_DATA12 Ea Xxx m v 558 2 _ 2 L as 2 11 N Pb B Out 11 A BERN 5 Seq 5 leno 3 3V 1 8V DDR 2 5V 5V 3 3 rio ATARIZ ATAG t A8 c lt 2 DATAB P agi ATAPIZ DATAS V18 E5 DAC DVDD DAC Dvdd i 8v 5
58. 1 321 15 15 BK1608HM601 T 104 2 0 BK1608HM601 T V V V GND GND GND GND 2 USB lt lt 2 USB J6 6P2 0 2MM PH6 TH GND_PHY_D GND_PHY_A VOUT 2 5V V18 VCC U12 PQ018EZ02 PQ070XZ02 C181 C182 184 168 100u 16 C188 1K C186 100u 16 104 104 C185 104 330u 16 R169 2 2K AOUT A L8 FB V33 VCC U13 LT1117 3 3 220u 16 104 GND AOUT V33 AIN A DV33 L9 B221 0 C196 V33 014 100 16 025 201 GND AIN 172 1K C198 C197 104 330u 16 ig 12 CVBS IN gt Y G_IN 12 F OY IN gt 12 RYN gt Pr R_IN 12 TV_CVBS_IN gt 12 IN 12 SC2 SC1 CVBS IN DV33 110 B221 112 B221 176 180 18 184 186 188 190 19 194 196 10u 16 Sy R179 56 R181 56 R183 56 8185 56 R187 56 R189 56 R191 56 R193 56 R195 56 R198 10k C202 C204 C20 C208 C20 C208 C209 C210 C211 C212 lt GND VIN V33 VID C217 104 V33 VIA C230 104 GND VIN 104 104 104 104 104 104 104 104 104 104 V18 O 111 221 113 B221 104 16 C201 14 31818 2 C203 V33 VIA V18 VIA
59. 2 4 1 Operation Interface and General Steps This section introduces the operation interface and general steps of the system setup 1 Press Setup button to enter system setup mode Then the TV screen displays the system setup please exit this mode first Z The meanings of the icons are as follows it means the System Setup Mode can not be entered in current mode so SETUP MENU RECORDING O 0 GQ N System Setup Menu 1 Recording Setup 2 Video Setup 3 Audio Setup 4 Language Setup 5 Date Time Setup 6 Preferences Setup 7 Time Shift Setup Channel Scan Setup 2 Select the desired item on the control bar by using 5 6 buttons and then press Select button to enter the corresponding setup submenu 3 In the submenu operate the relative controllers by direct buttons and the Select button to fulfill the corresponding setup 4 Press the Return button to return to the previous menu or pressthe Setup button to exit NOTES steps above are general operations Some setup may not need a certain step or need more steps Z Please proceed the system setup in tray outor no disc status otherwise some setup may not be proceeded 2 4 2 Recording Setup After finishing the settings introduced in this chapter when recording the values you set will become the default values of the correlative items 1 In the system setup control menu select item fe by 5 6 button
60. 26 oe wah 1 222727722212722727772 2277 72722727277772727777777 26 ____________ ______ 26 2 8 2 How to Receive the TV Program eme e eene 26 2 8 3 ATime Shifting 26 PA SEM DL 0 S asp E 27 Operon 21 2 9 Playing and processing the disc recorded by this unit mm 29 2 9 1 To Browse the Contents of the Disc and Select Title to Play 29 __________ ___________________ 29 2 9 3 Erasing Title eene 30 2 9 4 Copy mS 30 30 2 9 6 Overwrite Title Append Title Overwrite Disce 30 30 er ee 30 2 10 2 Editing Recorded Disc 34 2 10 3 Menu Explanation meme ener 41 ______ _ 31 2 10 5 Exiting the Editing Mode TUTTI 32 2 10 6 Editing Hard 0 n HH IHehee 32 2 10 7 Sorting eee eee eee eee 34 Saa DCC OP PAT ON 34 VENIENTE LI nnne 94 2 11 2 Entering the Disc Operation Mode 34 2 11 3 Operations 34 2 11 4 Exiting the Disc Operation 35 22 m 35 35 2 12 2 Operations
61. 5 SOURCE button 12 Disc tray 18 Open the terminal protection 6 REC button 13 Right audio channel input terminal cover here 7 VOL KNOB The function of buttons on the front panel is the same with that of the corresponding ones on the remote control inputterminals on the front panel can only be seen when the protection cover is opened 2 2 2 Illustration of the Rear Panel Dolby R corp 2 9 5 O Manufactured Laboratories symbol are tra Laboratories R D TUNER input terminal The antenna cable plug is inserted here T L R channel audio output terminals 2 TV TUNER output terminal COMPOSITE VIDEO output terminal This terminal isdirectly connected with the TV 9 S VIDEO output terminal TUNER Input Terminal inside this unit COMPONENT VIDEO output terminal 3 Rear Video input terminal 17 COAXIAL output terminal 4 Rear S Video input terminal 12 OPTICAL output terminal Rear channel audio input terminals 03 CVBS RGB and Audio output terminal 6 5 1CH output terminals CVBS and Audio input terminal 2 2 3 Illustration of the VFD The look of VFDis shown as the following figure SVCD v ns MP3 V a Nanay E L a a E a a 2 2 4 I
62. CVBS DMN8602 R C IN HH D5 R SC2 SC1 CVBS IN 23 VI 07 242 VSYNC Figure 3 2 5 2 Video A D conversion circuit diagram 3 2 6 Reset circuit 1 Reset circuit diagram is shown in the figure 3 2 6 1 U8 12 FLASH 5 GDIO3 dH U16 CS4360 U6 EM6353A Sve ROT GDIO1 Gb U11 TSB41AB U1 015 TVP5146 DMN 8652 Loader Hard disc U5A C147 AUDIO 74 T14 R74 RST BTSC Main panel Q1C11 Vi UPD16316 Figure 3 2 6 1 Reset circuit diagram 2 System reset circuit Shown in the figure 3 2 6 2 when machine enters working mode from standby voltage of V33 increases pin 2 of U6 output a level signal that maintain 25MS to reset system and FLASH When system reset finishes U1 outputs multi channel reset signal to give to other subordinate circuits for reset loader hard disc CS4360 TSB41AB TVP5146 D5 RST_HOST2 RST_HOST12 IN4148 04 SW 2 1 144148 V33 O V33 R254 R270 10K 0 EM6353BX2SP3B 3 1 EST 2 R264 OR R271 1u 50 C141 10u 16 R74 D6 100K 10K IN4148 R253 100K U5A 74 14 058 74 14 R266 22 5 5 Ro 20 142 x 102 R73 0 8 AUDIO AUDIO 10 12 Figure 3 2 6 2 System reset circuit diagram 3 Audioreset circuit Shown in the figure 3 2 6 2 when machines enters working mode from standby voltage on
63. ERI CIE ERE 3 4 ERE 6 the key board menu 2 9 6 Overwrite Title Append Title Overwrite Disc Overwrite title Append title and Overwrite disc are three kinds of record mode The meaning about themis introduced in section Recording mode Record to DVD Manual Recording If you have connected the external signal to this unit you can select one of them to perform recording 1 Highlight a title icon you want to overwrite and press 4 button to display the menu 2 Highlight Overwrite title item Append title item or Overwrite disc item then press SELECT button to confirm Please note that you can see Append title item only in menu of the last title title Edit title e 4 CA title verwri i 2 2 10 1 Summarization For the recorded disc and Hard disc the dividing of the title and chapter can t match your fancy The index icon and name of eachtitle are confirmed by the system which are not striking not beautiful not convenientto skim over the disc and not possible to meet your personalized enjoyment either The edit function is set for getting overthe above limitations 2 10 2 Editing Recorded Disc When the disc inthe loader is DVD R RW and the system is not in the mode of writing or erasing pressing the EDIT button can enter the edit mode and d
64. J input CN3 F_AUD10_IN_L SC2 L IN U6 BTSC AINL terminal 19 MSP3415 GD SC2 R IN BTSC AINR 4D NICAM 39 processing EXT EXT IN L Rear audio TV IF input S1 EXT AUDIO IN AUD10 IN SCLK AL FSYNG 652 Al DO Figure 3 2 4 1 Audio input flow chart 2 Working principle of audio input take TV signal input as instance when machine 15 set in TV signal input receives high frequency signal then outputs audio signal through processing and then outputs from pin 11 of Radioamplifier PIN of the player is shown in the following table Name Function description bind Name Function description 42 voltage v NI ME selection control pin AGC control pin unused 4 36 1 91 unused Voca Power supply pin 2 1 2ND SIF Audio signal output uses 5 scena ef 46 3 processing circuit Audio signals output through pin 11 of TUN1 and mono channel audio signals may also output from pin 14 Now we do not use pin 14 to output mono channel audio signals Audio signals TV IF through C80 C81 are coupled to NICAM decode IC U6 MSP3415 for NICAM decode and at the same time the audio input of SCART1 SCART2 also inputs to U6 for channel selection of audio input Audio signals after switching are outputted by pin 30 31 of U6 When machine is set in TV signal input AINL BT
65. L 2 RI 33 DIOR DATAS 2 A A A 2 R11 33 ATA1_DMACK DATATT 3 A A La ATAPH DATA4 4 A Av RP35 33 RP ATAPH DATA8 1 ATAPH 2 A A J ATAPI DATAS 3 A A A 6 DATA6 4 A A A 2 HD VCC R124 lt 2 DATA 15 0 2 RST ATA2 82 2 ATAPI2 INTRQ 2 RST_ATAPI2 gt 82 2 ATAPI2 IORDY 2 ATA2 DMARQ R12 82 2 ATAPI2 DMARQ 7 ATAPI2 DATA1 4 ATAPI2 DATAS ATAPI2 DATA2 ATAPI2 DATAO ATAPI2 DATA15 4 GND GND GND ATAPI2 DATA14 ATAPI2 DATA13 ATAPI2 DATA10 Ep 8 9 ATAPI2 DATA11 4 ATA2 A1 ATAPI2 DATA12 2 0 ATAPI2 DATA8 ATA2 A2 ATAPI2 9 ATA2 51 2 ATAPI2_ADD 4 0 gt ATAPI2 ADD1 A TAPI2 ADDO ATAPI2 ADD2 ATAPI2 ADDS 4 ATAPI2 ADD4 33 ATA2 CSSFX ATAPI2 DATA7 4 ATAPI2 DIOW L 2 R141 33 ATA2 DIOW ATAPI2 4 ATAPI2 DIOR L 2 R14 33 ATA2 DIOR ATAPI2 DATAS ATAPI2 DMAACK L 2 R14 33 ATA2 DMACK ATAPI2 6 40 V33 GND ATA1_D14 ATA1 D1 1 015 ATA1 DO 1 012 ATA1 D3 1 013 ATA1 D2 ATA1 D10 05 011 04 ATA1 D8 07 09 06 2 D1 2 03 2 02 2 00 2 015 2 014 2 013 2 010 2 011 2 012 2 08 2 09 2
66. MP3 DivX file to go to some time position of current file and start playing atfirst press Goto button twice and input the number your desired then press Goto button again to confirm PIP When playing DVD VCD HDD video and TimeShift content press PIP button and TV program can be playedat the same time 2 5 2 HDD Playback The unit contains Hard Disc You can playback programs from HDD like playback from optical drive The way to enter the playback from HDD mode is as following 1 Make sure there are programs which have been saved on the HDD The operations about how to save programs on the HDD please refer to Recording to HDD 2 Press HDD button switch to HDD mode The title list presents the list of all the programs have saved on the HDD 3 Playback from HDD Once you have highlighted the program on the list select the programs which you wantto playback by 5 6 button and then press Select button to play You select the program which you want to playback by 5 6 button and press right key will pop up a sub menu selectthe play item by 5 6 button and press Select button to play During HDD playback you can control the system output by using the following remote control key REW FWD PREV NEXT Slow Mute Vol 4 Return to menu Press HDD button will return to the menu list Notes Zn play mode if you press left cursor button it will turn back 10 seconds press right c
67. Rectification 12 12v voltage 12V Rectification filtering regulating Absorption Rectification 3 3V voltage 3 3 1 loop filtering regulating 5VSTB Rectification filtering 014 2 5V Rectification voltage 5V filtering Icl Switch Switch IC kt 25V Rectification BENE ay filtering FL coupler V CRL V sampling Standby control circuit circuit P CTL Power grid filtering JawJojsued 9411 10 991014 socket 22 Figure 3 2 15 1 Power circuit block diagram 2 Working principle after city power is inputted through protection circuit and power grid filtering circuit it directly enters the rectification circuit composed D9 D12 in which protection circuit has over voltage over current and temperature protection circuit After being rectified city power changes to DC current the effective value is 1 4 times of city power that is 300V and is rectified by CE5 300V power is divided into two ways one way through R6 voltage drop is supplied to the start pin of switch module IC1 6 the other way through the 24 winding of transformer arrives at the power pin of switch module IC1 1 to make transformer perform the storage and discharge of energy through the internal switch pipe When discharging energy reverse peak voltage will produce to prevent damaging the MOS pipe in switch module the absorption loop protects MOS pipe 5 6 winding is sam
68. Select the Title Chapter item by using 5 6 buttons in the editing control menu 3 Press SELECT button to make the Title Chapter item in input mode 4 the number ofthe Title Chapter to be edited by using number buttons and press SELECT button then the system starts to play the selected title or the one which the selected chapter belongs torepeatedly E Title 01 05 Chapter 01 01 PLAY Chapter marker Hide chapter qe Index picture Splittitle Time 0 01 05 Insert Chapter Marker 1 In the edit control menu move the cursor by 5 6 buttons to highlightthe Chapter marker item then press 4 SELECT button to display the value list shown as the following figure L EDIT MODE Chapter 01 01 PLAY Chapter marker 4 Insert marker Delete marker Delete all markers the value list of the Chapter marker item 6 Hide chapter Index picture Time 0 01 05 2 Select proper value from the list by 5 6 buttons and press SELECT button to confirm then the system will start separating or combining the current chapter you select Delete marker this chapter and the former chapter will be combined to one chapter you select Insert marker this chapter will be separated into two atthe current location you select Delete all markers all chapters of this title will be combined into one chapter Hiding Unh
69. TV program without NICAM function the above functions are invalid 9 Switch channel audio language when the TV programs received supporting dual dubbings functions you can selectone of the two dubbings as output by this item a Highlight item Audio in the modify channel information menu and then press Select button to pop up a submenu list b Select DUAL A or DUALB in thelist and then press Select button to confirm You must open the NICAM function first otherwise this function will be invalid Please refer to the step in section Modify Channel Information to open the NICAM function value DUAL or DUAL B stands for one of the two dubbings If the received TV program can not support dual dubbing function the above operations shall not influence the output dubbing Youcan also select DUAL A or DUAL B by Audio button on the remote control Modify channel information Sort Channel Order 1 Highlight item Sort channel order and press Select button then a corresponding menu will appear as shown in the right figure this unit has not scanned any programs the Sort channel order menu can not be displayed 2 Highlight the desired channelin the left list window by cursor buttons and press 4 button then the channel name will appear in the right list window shown as the right figure 3 Move the channel name up and down by 5 6 button to select the right position where
70. V33 O R254 complicant LM809 series R270 10K 0 U6 EM6353BX2SP3B 3 1 REST R264 C145 R253 OR R271 104 100K 10K WV VCC C141 10u 16 U5A 05 74AHCT14 74AHCT14 R266 22 SYS RST 74 06 100K 10K C142 IN4148 102 C143 104 U5C U5D 74AHCT14 74AHCT14 Se RST AUDIO 10 12 R84 gt gt OPTICAL 12 U5F 74 14 U5E 74 14 144 885 15 SPDIF OUT 12 104 R87 120 GND V33 O Q2 3904 2 E5_IRTX1 gt 2MM PITCH PH2 TH To AVIO Board V33 A0 VCC A1 WP 2 SCL SCL 2 9 9 10 GND SDA SDA 2 5 9 10 AT24C16 V GND ATAPI1 LOADER VCC VCC R102 10K 0 RST ATA1 82 2 INTRQ 82 2 ATAPI1 IORDY 2 2 RST 2 INTRO R10 ATA1 IORDY R10 ATA1 DMARQ 107 82 2 DMARQ C159 R109 DATA 15 0 2 22PF 10K RP31 33 DATA14 DATA1 GND GND GND DATA15 ATAPM DATAO 4 2 ATAPI1_ADD 4 0 gt RP32 33 RP33 33 R ADD1 1 DATA12 1 8 ATAPI ADDO 1 0 ATAPI DATAS ATAPI ADD2 ATA1 A2 13 ATAPIT ADD3 CSTFX ATAPI 41 47 ATAPI1_ADD4 33 ATA1 CSSFX RP34 33 8 ATAP L 2 R111 33 ATA1_DIOW DATA10 1 A DIOR
71. a JPEG file press Info button twice to display the playback control menu 2 the playback control menu select the WIPE item by 5 6 buttons and then press Select button to display the wipe mode list shown as the right figure 3 Select the desired mode of the picture switching from the listby 5 6 buttons and then press Select button 4 Press Info button to return to the previous menu WIPE Normal 4 _ m Control Zoom Mode when Playing JPEG Disc This function can zoom in or zoom picture to facilitate your watching 1 Playing a JPEG file press Info button twice to display the playback control menu 2 the playback control menu select the ZOOM item by 5 6 buttons and then press Select button to display the zoom mode list shown as the right figure 3 Select the percentage of zoom from the list by 5 6 buttons and then press Select button The value of FITSCREEN means the full screen display 4 Press Info button to return to the previous menu Picture Rotating when Playing JPEG Disc This function can change the angle of the placement of the picture on the screen to facilitate your enjoying 1 Playing a JPEG file press Info button twice to display the playback control menu 2 Select the ROTATE item in the playback L5 Control menu by 5 6 buttons and then press Select button to display the rotating value list shown asthe right figure
72. appear Pressing info button twice to appear the information about hot keys and navigation information and pressing three times to remove all on screen display You can change channel by using Channel V and 0 9 number or change source by means ofthe change source by means of the source button And you can control the video output by usingthe following remote control key REW Forward PREV NEXT Slow Mute VOL Note 1 If you change the channel the time shifting buffer data will be lost too Unless you set time shift buffer mode to PRESERVE please refer to Time Shift Buffer Mode 2 Time shifting is stored in a buffer that contains 60 180 or 360 minutes of recording After 60 180 or 360 minutes the buffer will be progressively overwritten If you need to keep the video contained in this buffer forfuture usage you can save all or part of the buffer Please refer to Record to HDD In time shift mode if you press Record the program will be record in HDD and every title s length is one hour 3 If you press Pause Step key in Time shift state after 60 180 or 360 minutes elapsed the unit will cancel pause state switch to Time Shift state again 2 8 4 Summarization This function can make this unit record automatically according to the preset requirements when the presettime is coming And it will resume the original mode after finishing the recording To carry out thisfunction You sho
73. button Repeat playback Press Repeat 1 all button repeatedly and the playing mode will be circularly switched in the following sequence B Normal 1 Chapter Repeat 41 Title Repeat IB Disc Repeat 2 Repeat A B button Repeat playback Press Repeat A B button repeatedly and the playing mode will be circularly switched in the following sequence Normal WiB Set A_ BID A B Repeat 3 FWD button Forward playback Press 8 button repeatedly and the playing speed will be changed in the following sequence Normal Speed Playback 8 gt gt 2 gt gt 4 1 gt mib gt gt 32 4 REW button backward playback Press 7 button repeatedly and the backward playing speed willbe changed in the following sequence Normal Speed Playback 9 2 mib 4 mi lt lt 32 5 SKIP button you press button on the remote control the system goes forward into the next chapter to DVD or track to VCD SVCD and begins playback b If you press the 9 button on the remote control the system goes backward into the previous chapter to DVD or track to VCD SVCD and begins playback 6 Pause Step button Pause playback amp playing frame by frame a When playing the valid di
74. can catch TV program at time Select program s from DVD R RW and copy them to HDD and you can watch TV program at time Time shifting function allows pausing the live TV broadcast for upto 360 minutes Renaming Deleting Splitting Segmenting combining and Locking program s on HDD are available Playback music and slide show JPEG picture on the USB Super wide range of operating power supply 100V 240V 50 60Hz standby power consumption lt Software intelligent upgrading function after upgrading software the HDD space will be emptied Dual SCART one for input another for output Dual Kara OK function PIP function 2 2 BASIC INFORMATION 2 2 1 Illustration of the Front Panel o L lef s5 NY 600000 Q D STANDBY ON button MICPHONE 2 14 Left audio channel input terminal 2 OPEN CLOSE button 9 1 15 Front Video input terminal 3 PLAY button Infrared remote sensor 16 DV input terminal 4 STOP button 11 VFD display window 7 USB input terminal
75. confirm And then the TV screen will display the right As for the recording quality please refer to figure Recording mode Recording to DVD Manual Recording Quality for details Y Timer Recording Setup C If you select Weekly after confirming by Select button move cursor by 6 button and press Select button to display the weekday list then select what you need from the list 5 Setting recording date You can perform this setting at the four row in the Timer Recording Setup Move the cursor to select this row and press Select button then list will pop up It is shownas following From this illustration we can learn that this pop up list has sixoptions Their meanings are as following ZONCE record at acertain time 6 Setting the start time of recording ZDAILY record once per day Select the Start item by 5 6 buttons in ZWEEKLY record once per week the Time Recording Setup and press SELECT Z Mon Fri record once per day from Monday to button to make itin input mode as shown in the Friday right figure Input the time between 00 00 23 59 Mon Sat record once per day from Monday to by number buttons Then press SELECT button Saturday to confirm Sat Sun record once per day from Saturday to Highlighting a number by 3 4 buttons and Sunday then pressing 5 6 buttons can change the Y Timer Recording Setup nu m be r a If you select ONCE after confirming by SELECT butto
76. connection status changes and detecting incoming TPBIAS When the port of the TSB41AB1 is suspended all circuits except the band gap reference generator and bias detection circuit is powered down resulting in significant power savings For additional details of suspend resume operation see IEEE 1394a 2000 The use of suspend resume is recommended for new designs The port transmitter and receiver circuitry is disabled during power down when the PD input terminal is asserted high during reset when the RESET input terminal is asserted low when no active cable is connected to the port or when controlled by the internal arbitration logic The TPBIAS output is disabled during power down during reset or when the port is disabled as commanded by the LLC The cable not active CNA output terminal 64 terminal PAP package only is asserted high when there are no twisted pair cable ports receiving incoming bias that is they are either disconnected or suspended and can be used along with LPS to determine when to power down the TSB41AB1 The CNA output is not debounced When the PD terminal is asserted high the CNA detection circuitry is enabled regardless of the previous state of the ports and a pulldown is activated on the RESET terminal so as to force a reset of the 106 TSB41AB1 internal logic The LPS link power status terminal works with the C LKON terminal to manage the power usage in the node The LPS signal from the LLC is used i
77. decoder includes four 10 bit 30 MSPS A D converters ADCs Prior to each ADC each analog channel contains an analog circuit which clamps the input to a reference voltage and applies a programmable gain and offset A total of 10 video input terminals can be configured to a combination of RGB YPbPr CVBS or S video video inputs Component composite or S video signals are sampled at 2x the square pixel or ITU R BT 601 clock frequency line locked and are then decimated to the 1x pixel rate CVBS decoding utilizes five line adaptive comb filtering for both the luma and chroma data paths to reduce both cross luma and cross chroma artifacts A chroma trap filter is also available On CVBS and S video inputs the user can control video characteristics such as contrast brightness saturation and hue an host port interface Furthermore luma peaking sharpness with programmable gain is included as well as a patented chroma transient improvement CTI circuit A built in color space converter is applied to decoded component RGB data The following output formats can be selected 20 bit 4 2 2 YCbCr 10 bit 4 2 2 YCbCr The TVP5146 decoder generates synchronization blanking field active video window horizontal and vertical syncs clock genlock for downstream video encoder synchronization host CPU interrupt and programmable logic 1 signals in addition to digital video outputs The TVP5146 decoder includes methods for advanced ver
78. digital ports Detailed Functionality Pour 30 MSPS 10 bit A D channels with programmable gain control Supports NTSC J M 4 43 PAL B D G H Nc 60 and SECAM D L CVBS S vide Supports analog component SD YPbPr RGB video formats with embedded sync 0 analog video input terminals for multisource connection User programmable video output formats 10 bit ITU R BT 656 4 2 2 YCbCr with embedded syncs 10 bit 4 2 2 YCbCr with separate syncs 20 bit 4 2 2 YCbCr with separate syncs 2x sampled raw VBI data in active video during a vertical blanking period Sliced VBI data during a vertical blanking period or active video period full field mode HISYNC VSYNC outputs with programmable position polarity and width and FID field ID output Component video processing Gain contrast and offset brightness adjustments Automatic component video detection 525 625 Color space conversion from RGB to YCbCr Composite and S video processing Adaptive 2 D 5 line adaptive comb filter for composite video inputs chroma trap available Automatic video standard detection NTSC PAL SECAM and switching Luma peaking with programmable gain Patented circuit Patented architecture for locking to weak noisy or unstable signals Single 14 31818 MHz reference crystal for all standards ITU R BT601 and square pixel 115 Line locked internal pixel sa
79. internal clock generators and also disables various voltage and current reference circuits depending on the state of the port some reference circuitry must remain active in order to detect new cable connections disconnections or incoming TPBIAS for example The lowest power consumption the ultra low power sleep mode is attained when the port is either disconnected or disabled with the port interrupt enable bit cleared The TSB41AB1 exits the low power mode when the LPS input is asserted high or when port event occurs which requires that the TSB41AB1 become active in order to respond to the event or to notify the LLC of the event for example incoming bias is detected on a suspended port a disconnection is detected on a suspended port a new connection is detected on a non disabled port etc The SYSCLK output becomes active and the PHY LLC interface is initialized and becomes operative within 7 3 ms after LPS is asserted high when the TSB41AB1 is the low power mode The PHY uses the C LKON terminal to notify the LLC to power up and become active When activated the C LKON signal is a square wave of approximately 163 ns period The PHY activates the C LKON output when the LLC is inactive and a wake up event occurs The LLC is considered inactive when either the LPS input is inactive as described above or the LCtrl bit is cleared to 0 A wake up event occurs when a link on PHY packet addressed to this node is received or when a PHY inte
80. means that the trouble lies in this level 1 2 6 Element substitution method When some elements cannot be judged good or bad substitution method may de adopted directly 1 2 7 Comparison method A same good PC board is usually used to test the correct voltage and waveform Compared these data with those tested through fault PC board the cause of troubles may be found Through the above maintenance method theoretical knowledge and maintenance experience all difficulties and troubles will be readily solved 1 3 Required device for maintenance Digital oscillograph 2 100 9 TV set SMD rework station Multimeter Soldering iron Pointed month pincers Cutting nippers Forceps Electric screw driver Terminals connecting cord Headphone Microphone Chapter Two Functions and Operation Instructions 2 1 Features Utilizing MPEG II Real Time encoding and decoding technology capable of directly recording TV and other external program sources on DVD R DVD RW discs and HDD Capable of recording your favourite video tapes into DVD R RW Built in DV i LINK IEEE1394 input jack enables fully digital high fidelity recording of digital video camcorder signals Progressive scan outputs to produce stabler and clearer pictures without flicker Built in 5 1CH Dolby Digital surround decoder separate 5 1CH outputs 2CH Dolby outputs optical and coaxial output for digital audi
81. ruled as ViLmax 1 5VDD ViHmin 3VDD In this player elements controlled by two levels of 5V and 3 3V are adopted so a level conversion circuit is added in the connecting end of AV board and IIC bus of decode board to increase the stability of system 4 bus defined by DMN8602 is used to control each function circuit in this player To make understanding easier we suppose DMN8602 is host machine other chips are subordinate machine host machine sends control information and receives state report information sent back from each subordinate machine and sends new control information according to the report information to function circuit required to control Subordinate machine may carry out the control information sent from host machine and report the state information of this machine to host machine to realize the control function of I2C bus through dual direction information exchange course In which 24 16 is state memorizer that mainly saves information set by user and required to store for the usage of next time Main functions of this player may be controlled by IIC bus such as video A D conversion audio D A conversion tuner channel selection user information and NICAM decode 52 3 2 8 Voltage stabilizing circuit 1 1 8V voltage stabilizing circuit is shown in the figure 3 2 8 1 and supplier for the internal logic circuit of decode chip 2 5V power inputs through pin 1 of U12 after being voltage stabilized by voltage stabil
82. should be 300V in normal conditions so we preliminarily doubt that power switch IC does not work normally shown in the figure 3 3 1 1 test voltage of each pin of 121 in turn and find that pin 3 is OV pin is start pin and it should be 22V power off the machine use multimeter the resistance of R6 andit is normal then test and find that resistance to ground of pin of 121 is 0 ohm adopt disconnection method to disconnect 017 and resistance to ground of pin of Ic1 is still 0 ohm so we doubt that FS5DMO7652R has trouble after changing IC with the same specification trouble is removed 47u 50 Figure 3 3 1 1 Power circuit diagram 66 Example 2 Description machine failure after power on oymptom after connecting with power power indicator light is on picture of the player has output but after pressing POWER button HELLO displays all the time panel buttons have no function Analysis and troubleshooting this kind of troule may lie in many places loader decode board AV board 2 bus and abnormal voltage Replace method is often adopted to repair this kind of trouble machine Firstly judge which semi finished components caused this trouble then repairthe defective semi finished products Firstly use multimeter to test loader and hard disk power supply 12V When testing 12V voltage it is OV 12V voltage is mainly supplied for small fan loader and hard disk Underthe condition of multiple chann
83. switch to normal recording mode the OTR process is paused or stopped the system will cancel the OTR To Control the DV Camera Recorder by this Unit This unit may control the DV camera recorder through the 1394 serial interface thatis when using DV as input source you may fulfill the operations of playback pause etc to the DV throughthe remote control of this unit Properly connect the DV Please refer to System Connection of Recording External Signals for details and make it work normally Then set the Source item in the control menu bar of this unitto DV 2 When pressing the Stop button if this unitis in recording mode the recording will stop and the DV can notbe influenced onthe other hand if the unitis not in recording mode this unit can not be influenced and the DV will stop This operation can make the recording control 25 bar disappear 3 Pressing the Play button doesn t influence this unit but can make the DV switch to normal playback 4 When pressing Pause Step button if this unit is in recording mode the recording will pause and the DV can not be influenced on the other hand ifthe unit is notin recording mode it can notbe influenced and the DV will pause This operation can make the recording control bar disappear o When pressing the REW button the DV will play fast backward Ifthis unit is in recording mode the recording will pause This operation can make the
84. system will use the setup language as DVD output language preferentially If the disc dose not supportthis setup the setupis invalid When playing DVD discs you may change the output language at random Please refer to Playback Mode for details NOTE About the DVD language setup introduced in this chapter some discs have not the language you set soThe setup will be invalid When playing the relative languages are the corresponding ones provided by the discs some DVD discs when playing it will display the language selection menu If you perform the selection init the corresponding setup of this unitwill be invalid and the relative languages are the ones you select Subtitle Language Some DVD discs have many kinds of subtitle languages and this setup is used to set the default DVD subtitle language 1 In the language setup menu select item Subtitle language by 5 6 buttons and press Select button then a list will pop up which is shown as the following figure 2 Select your desired language by 5 6 buttons and then press Select OFF means closing the subtitle output system will selectthis setup language as the DVD subtitle language preferentially If the DVD discs you select do not support this language this setup is invalid You change the subtitle language at random when playing Please refer to Playback mode for details Disc Menu Language 1 I
85. the machine is playing discs with different ratio pictures if SCART terminal output is needed we set screen ratio setup item in machine setup page according to requirements shown in the figure 3 2 13 4 5 GPIOX2 end of decode chip outputs level to make Q17 020 on AV CONTROL end outputs the voltage required by screen ratio switch to TV set When machine enters standby status machine enters LOOP working mode AV CONTROL ens is controlled by pin 8 of SCART input terminal Q17 12V AV CONTROL 88050 O E R114 1k 5V STB Function select Levele of PIN8 AV CONTROL 8 ES GPIOX2 COMTROL R118 High 9 5 12V C94 1 5k R120 220u 16 4 7k K AV SEL1 7 R193 R128 15k Q19 4 7k lt 3904 E5 GPIOx2 1 Wide screen 16 9 Mid 5 8V D6 1N4148 Q20 0 12mA 3904 LOOP DECODER C R130 15k Figure 3 2 13 4 Screen display ratio control circuit 59 4 SCART circuit block diagram is shown the figure 3 2 13 5 SC2 L IN X1 SC2 CVBS IN SC2 R IN SC2 L OUT SC2 CVBS OUT SC2 R OUT SC2 CVBS IN Rearvideo SCART2 ear video IN PUT RV SC2 G SC2 B G Y QS 74HC4053 Decode board G V OUT component video B V OUT 0 output VIFSS CVBS RGB Decode E5 4 board control signal AV CONTROL Decode board control signal U8 74HC4053 Y1 YO 20 SC2 E5 E5 GPIOX2 L OUT Audio output terminal V_OUT VI IN
86. to display the track list and select another track by number buttonsthen press Select button to confirm Whenthe PBC is off the system plays the disc contents in sequence Not all the VCD discs can proceed PBC playback MODE Normal 01 15 _ 0 STEREO STEREO P PBC ON 7 PBC ON TIME 00 01 25 00 02 28 PBC OFF T Time Time Display You can select a start playing 1 Press Info button twice to display the main control menu 2 Highlight T Time For DVD or Time For VCD SVCD item by 5 6 buttons and then press Select button to open the drop down list shown as the right figure 3 Select you desired item by 5 6 buttons then press Select button to confirm DVD R or DVD RW playing mode it only display TITLE time normal DVD playing mode it includes TITLE and CHAPTER in VCD SVCD playing mode it includes DISC and TRACK The left part ofthe item values is elapsed time of the title track the right one isthe remain time DVD MODE Normal Trick mode TITLE 03 06 04 19 AUDIO 01 01 SUBTITLE 01 03 ENG ANGLE 01 01 T TIME 100 13 02 01 15 171 Tin Bis The Operations of Function Buttons Most of the operations in playing mode can be done by menuor function buttons some operations only can be done by menu and other operations only can be done by function buttons Repeat 1 all
87. will up Play title Edittitle 4 Rename title Erasetitle Y gt 4 Overwrite title Copy The meanings and operations of the controller in the key board menu are as following 1 Title Name Editing window 2 Characters area select a certain key in this area by using cursor buttons and then press the SELECT button The letter on the key will appear in the Title Name Editing window 3 Space blank button by which you can inserta blank to title name 4 Caps selecting this key and pressing the SELECT button can make the letters the Characters area switch between the capitalization and the common letterform 5 Backspace selecting this key and pressing the SELECT button can cancel the letter before the cursor in the Title Name Editing window meanwhile the cursor backs a space 6 Clear selecting this key and pressing the SELECT button can clear all the letters in the Title Name Editing window 7 Exit selecting this key and pressing the SELECT button can exitthis menu and keep the Title Index name unchanged 8 selecting this key and pressing SELECT button can exitthis menu meanwhile change the Title Index tothe one in title Name Editing window 3 Type anew title name inthe Title Name Editing window by the keyboard in the menu 4 Select the OK key and press the SELECT button to fulfill the naming to the title V Title name TX EX
88. you want to insert this channel 4 3 button to insert the channel name to the selected position inthe left list window as shown in the right figure 5 55 Return button toreturn to the previous menu and proceed other settings CANCEL When you exit the modify channel information the system will ask you whether you wantto save the setting or not 2 5 PLAYBACK MODE The unit has two playback mode DVD VCD playback and HDD playback 2 5 1 DVD VCD CD Playback Entering the Playback Mode In the playback mode this unit is totally the same as a high quality DVD player The way to enter the playback 1 as following 1 Connect this unit with the TV set Refer to System Connection for details turn on the TV set and switch it to the AV input mode 2 Plug in the unit then press Standby On button to turn iton 3 Press Open Close button to open the disc tray 4 Load the disc correctly as shown in the illustration When loading disc the smooth side should face down and the side with silk screen should face up 5 Press Open Close button to close the disc tray then the system starts playing According to different discs the system will probably enter the Title Selecting Playback mode or Menu Playback mode If such condition appears the disc will not be continued playing please refer to the following text 6 If system is in other working
89. 00 00 00 00 Files onto HDD andrecordable disc Files onto unrecordable discand USB 1 Copy After well marking the file or directory that you wish to copy this function will help to copy these files If file is not marked it will copy the file where the cursoris Press SELECT button to enter the directory shown as in the right figure 00 00 00 00 00 00 1371 HDD DRIVER 207 DVD DRIVER Right Left Under this directory you may selectto copy to HDD DVD RW disc and unfinalized DVD R disc Press SELECT button to enter target disc and then press 4 button to pop up the list shown the right figure AUDIO 161 CDO01 2c3 CD2 3 TRACKO1 MP3 00 00 00 00 00 00 Do Copy Begin to copy the marked file to the current directory Rename Change name ofthe file or directory where the cursoris Create Dir Create a new subdirectory under the current directory After file copy finishes return to source directory If you want to check the copied file enter the target directory of the copied file 2 Delete Delete the current file or directory 3 Rename Change name of the file or directory where the cursor is 4 Move This function will move file to other directory on HDD DVD RW disc and DVD R disc not finalized 5 Create Dir Create a new subdirectory under the current directory 6 Select all Mark all files and directory under the curr
90. 009000909090900000900990909 2 DATA1 ATAPI2 DATAO DACObar 5555 0 gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt bw lt lt lt lt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt 2 DATAO GND 02 d did d did d 4 4148 9433993233338u 88448 Es vDDREF V33 DAC AVDD 9 5 55 5 5 5 ddaa 6 V33 E5 USB 03 SN c9 C10 SISISISISISISISISIG 20 om GND 2 2 W 568625 em 2 TPO 100u 16 104 104 103 IN4148 ZEE e d 3 n cn cn c E N 0902009 ololoolooloooloo S9 55555556 5595 C13 General decoupling cap placement UU RUD VPAD 5 VCORE gt B TRST L AVDD GND VO GND GND Caps with smaller capacitance values to be R46 10K 9 GND closer to respective power pins compared to those of larger values All should be SSTL2 VDD close as possible 4 OE5 VPAD C14 C15 C16 617 C18 C19 C20 cat C22 C23 C24 C
91. 1 00 10 0 us CH1 47 41 7 mv Current Folder is 95 30 Waveform diagram of video signals outputted by analog test point 015 17 015 17 pin other video signals are the same Tek RM B top Fos 0 0005 Action Saving mages select Folder Save 0065 8 1109 25 015 CH1 7 0 00 Current Folder is At 31 Waveform diagram of switching into digital signals test point Rp42 voltage 1 03V Tek AL e Stop Pos 0 0005 SAVE REC Action Save Image 1 File Farmat BMP t About saving Images Select Folder save 7 1 00 100115 B 3mVv Current Folder is 4 5 32 Waveform diagram ofthe video signal inputted by tuner test point AV board CN2 22 Tek SE Stop Pos 0 0005 SAVE REC Action Save Image File Format baut Saving Images Select Folder save 08 5 10 0 5 CH1 gt 0 00 Current Folder is 4 5 96 33 Audio reset signal waveform diagram test point 3 3V power supply end 018 9 Tek 2 Ready 0 0005 SAVE REC 1 saving Select Folder 2 save 11 200 2 200 10005 CH2 7 1 444 31 10 20 34 NICAM processing clock signal waveform diagram test point 06 5 pin voltage 2 76V frequency 18 432MHZ Tek A Stop
92. 1 XTAL OUT M BTSC AINR 1 TP 110 8 7 5K 18 432MHz 75K 0 ADR SEL 86 87 R111 R112 2 2 102 102 10K 10K STANDBYQ on lt C88 10PF o SZ AV lt lt B601 MSP3415G PMQFP44 45V C89 C91 D FB2 C90 B601 100 16 152 471 C93 103 C92 47u 16 12 SCL gt 1 2 80 gt 1 RST_BTSC gt 12 05 017 58050 1N4148 47k R115 8114 1 0 SC2 R OUT PTY 0 502 L OUT 12mA 4mA 5V STB R117 0 SC1 L OUT SC2 R118 SCART IN 0 SC1 OUT C94 1 5k R120 220416 Jk lt AV SELI 7 SC2 R IN bas 4 2 R122 0 R193 R128 15k Q19 ce 11502 4SC2 L IN 17 3904 E5 GPlOx2 1 U7 5V STB LLIN 1 SC2 B D6 74 4053 d9 AV CONTROL 1N4148 020 Lp hen 0 122 3904 1 R V OUT _V_OUT gt RV K x LOOP DECODER C R130 15k G Y OUTY s BO aco BU 6 VI FSS SC2 B STB 2 0 R163 R121 19 180 180 B C96 1 SC2 CVBS IN R126 LOOP DETODER Q 104 R912 R982 R102 180 FB3 180 gt 180 180 921 B601 1 VN 3904 12 your R121 5 5V STB SC2 CVBS OUT CVBS 860 SC2 CVBS Q 5V_STB 6 2V 3 O R134 SC1 CVBS IN SC2 CVBS OUT 601 C98 C97 R133 104 C99 101 4 7k 36 LOUT gt SC2 L IN 4 74HC4053 SC1 L OUT U9 ER I Te E su
93. 1 and DTS audio encoding DVD Audio disks VCD and SVCD disks DMN 8652 also supports the play back of audio encoded in MP3 and WMA formats and the display of pictures encoded in JPEG format The DMN 8652 is capable of a high degree of concurrency Examples of this include DVD playback with background record to hard disk time shift on hard disk DV camcorder to DVD archive from hard disk to DVD 51013 at high compression The DoMiNo architecture the foundation of the DMN 8652 product features represents the optimal balance between a hardware and software codec implementation Repetitively executed computationally units Higher level data processing is performed on standard RISC processors permitting substantial product flexibility and use of industry standard development tools The DMN 8652 integrates a RISC processor dedicated to video processing that coupled with a dedicated video digital signal processor and motion estimation engine enables the handling of multiple advanced image processing task The DMN 8652 also integrates a RISC processor dedicated to system level processing standard audio encoding and decoding formats as well as audio post processing tasks such as 3D effects and bass management functions This combination allows the DMN 8652 to simultaneously handle multiple A N processing functions while managing all system control tasks eliminating the need for an external host CPU The DMN 8652 has on chip ATAPI controller th
94. 102 prog CS USB Interface R4 70 TO MAIN BOARD JP1 V5 USB 4 g USB PVCCO USB BDMO o 6 21 USB BDMO z 5 2 USB BDPO 224 4 Hr USB UGNDO CA1 5 p 1 6 100UF 16V TPS2041AD PH7 2MM USB PORT BB 0 1UF V V CHASSIS GND CHASSIS GND V V CHASSIS GND CHASSIS GND CHASSIS GND CHASSIS GND V5 USB TO MULTI CARD BOARD USB BDMO USB BDPO V CHASSIS GND FIREWIRE Interface 1394 CON TH V CHASSIS GND TO MAIN BOARD JP2 GND PHY prog ASNICS Chapter six List L MATERIAL NAME SPECIFICATIONS DW9952K RU 2 SILVER 8652 LOCATION AV BOARD 5448404 SMD RESISTOR R142 R143 R144 R155 R163 R121 R126 R7 R8 R44 R45 R54 R55 R65 R66 R72 R73 R77 R 0090019 SMD RESISTOR SMD RESISTOR 78 R84 R85 R92 R99 R103 R120 R133 R140 R145 R153 R154 R188 R191 R148 115 116 161 15 162 112 115 R59 R152 164 02607129 2 0 1 me 54 55 58 59 62 u C2 C5 C7 C9 C16 C18 C64 C67 C69 C83 C1 C3 C 0310216 SMD CAPACITOR SMD CAPACITOR 6 C8 C15 C17 C73 C75 C71 C72 C138 C139 C140 C141 aaa Q1 Q2 Q3 Q5 Q8 Q9 Q10 Q11 012 015 Q19 Q20 0780040 SMD TRIODE SMD TRIODE 221 022 024 025 027 028 029 030 034 035 01 3 014 165 LOCATION MATERIAL NAME SPECIFICATIONS CODE 0780041 SMD TRIODE SMD TRIODE O N O no 5
95. 2 a ERES 226 eq EN Ss 7 2 5 Oo Be e eee 97 m m ep IIIIII I 1 Se 0213 R1 ila 11 orre ADODO 6 AAD o 9 PE RP19 e a Re KAS I S oe reed 4 4 RP27 TR 1525 e 0 0009 SC eve 4 2 e eo 4 citi a 9 9 9 ee o 996 60 CN 2 E a 90 00 0 0 6 9 0 0 0 ee 0 9 5 v WA t hy 5 m 2 5 R166 99 9 e e e 9 0 9 gt R164 R167 m m o e 4 e e c R222 SpA onm ET PES o R221 0 00 e RP40 J2 E E 600009 0 135 5 1 4 Bottom layer DECODE amp SERVO Board 2 2 e 0000000000000 9000000000000 0080000 BOXE d 005119 CY 0000000000000 60000000 R191 m e nw CX 5118 ASN EE 188
96. 220U R21 GND 133V 2 CE17 R30 1 8K 1 4W 1 3 3V 3 75R 43 3V 5V 4 012 04 CD288H1000u 10 D14 GND 1N4007 HER107 CEG 1N5401 GND gt CD288H2200u 10 C11 104 D15 25V5 8 CE19 1N5401 9 CD11T 25V10U R19 10 E C17 101 500V V 021 4P3 96 BYW29E 200 10 4A 104MS 101 500V IC5 o TL431 R20 15 5 1K 296 10uH CE10 D8 HER10 CD288H1000u 10 23 CE9 02 C19 101 500V 0288 22004 10 1PP15NO3L CD11T 16V220U 45V 2 CE15 N 817 D17 D13 5V_CTL V 22V 1 2W CE11 S 5 1V 1 2W CD11T 50V47u C22 CE7 473 CD11T 25V10U N C9 473 C10 5VSTB R15 102 470 C23 C21 333 C6 R11 104 471 400 5 1K 1 CE13 C15 E CD11T 50V47u 104 CN5 5P2 0 F B 12V V Q1 8050 E BF 25 Q9 3906 9015 amp R26 GND 1 2 R7 3 6V 1 2W 45V R16 1 2k Q6 3904 9014 R29 2 2K prog AHMOd VCS 12V R20 R23 2 2k 1 6W 2 2k 1 6W 22U 16V H8 511 J1 Li FB CE3 5 C3 1 R7 511 ec R21 511 5 MIC1 B CE4 R4 R6 FB 15K 49VA 1K 100 4 NZ D2 1N4148 1K R24 MIC_DET 562 ot R22 Q4 3906 R25 3904 12V A7K Q3 3904 2N3906 TIO R1 12V 2 S 72 3904 12V 220U 16V J2 R15 4 3 1U A7U 16V 10k MIC2 IN 3906 CE5 10U Q2 H1 R13 47K 1 12V OUT C12
97. 24 576 MHz crystal as a reference An external clock be provided instead of a crystal An internal oscillator drives an internal phase locked loop PLL This reference signal is internally divided to provide the clock signals used to control transmission of the outbound encoded strobe and data information The power down PD function when enabled by asserting the PD terminal high stops operation of the PLL The TSB41AB1 supports an optional isolation barrier between itself and its LLC When the ISO input terminal is tied high the LLC interface outputs behave normally When the ISO terminal is tied low internal differentiating logic is enabled and the outputs are driven such that they can be coupled through a capacitive or transformer galvanic isolation barrier as described in Annex J of IEEE Std 1394 1995 and in IEEE 1394a 2000 section 5 9 4 hereinafter referred to as Annex J type isolation To operate with bus holder isolation the ISO terminal on the PHY must be high Data bits to be transmitted through the cable port are received from the LLC on two four or eight parallel paths depending on the requested transmission speed and latched internally in the TSB41AB1 in synchronization with the 49 152 MHz system clock These bits are combined serially encoded and transmitted at 98 304 196 608 or 393 216 Mbits s referred to as 5100 5200 and 5400 speeds respectively as the outbound data strobe information stream During tra
98. 25 C26 C27 C29 C30 C81 C32 C33 C34 C35 C36 D D 102 102 102 104 104 104 104 104 104 104 104 104 104 104 104 T 0u 16 8 10u 16 SMT 102 102 102 103 103 T 0u 16 8 100 16 SMT 8 gt GND GND GND GND E5 VDDREF 5 AVDD 5 VDDX 4 4 4 4 4 VCORE C39 C40 C42 c43 c44 C45 C46 C47 C48 C49 C50 Lin C51 C52 C53 54 C55 C56 E 104 104 104 104 104 104 102 102 102 103 104 10u 16 SMT 104 103 104 102 1 1 1 1 1 1 1 1 anp C 103 N D G REI GND G D RP5 51 RP DRAM DQO 4 SDRAM DQI 31 0 4 5 SDRAM 00 8 S F4 SDRAM CDQ A 4 SDRAM_DQ3 DRAM_DQ4 E5 SDRAM DQ4 8 5 SDRAM BQ7 _ SDRAM DQ7 RP9 5 SDRAM 8 DRAM DQ8 51 RP E5 SDRAM DQ12 DRAM DQ12 S 8 S E5 SDRAM DQ13 NES DOT F3 E5 SDRAM 0015 4 SDRAM 0015 E5 SDRAM 0016 8 DRAM 0016 P13 E5 0017 E5 SDRAM 0018 E5 SDRAM DQ19 RP15 5 SDRAM 0020 8 E5 SDRAM 0021 51 RP 5A R 0020 5 8 5 5 5 0022 _ DQ23 DRAM 0027 E5 SDRAM 0027 4 4 SDRAM SDRAM DQ24 8 51 R 0031 18 5 SDRAM SDRAM DQMO SDRAM_DQM1 SDRAM_DQM2 SDRAM_DQM3 SDRAM A1 SDRAM A3 SDRAM A15
99. 49 FB50 FB51 FB52 FB53 FB54 FB55 FB5 6 FB57 FB58 FB59 D2 D3 D5 D6 D8 000009 000009 9030000 930000 06 07 016 018 013 N U4 U3 011 U12 U14 11500009 11500008 MATERIAL NAME SPECIFICATIONS LOCATION CMETAL OXIDE FILM RESISTORSTAL OSCILLATOR 0960169 24 576MHz 49 S CMETAL OXIDE FILM RESISTORSTAL 13 50MHZ 49 S 0960171 OSCILLATOR CMETAL OXIDE FILM RESISTORSTAL 14 31818MHZ 49 S OSCILLATOR 0960229 1632798 1940005 SOCKET 1940022 SOCKET 1940030 SOCKET CN7 1940046 SOCKET CN5 1940062 CABLE SOCKET 20P 2 5mm DUAL LINE WITHOUT J4 J5 13P1 0mm DUAL LINE TOUCH POINT 1940120 CABLE SOCKET DUAL LINE STRAIGHT PLUG CN6 1940161 SOCKET 12P 1 0mm DUAL RANK TOUCH POINT DUAL RANK STRAIGHT INSERT HEAT RADIATION BOARD 38x38x10 DW9917 WITH CARD CLASP 3580134 U1 4 m gt gt gt s S 9 P 3 3 K DW9952K RU 2 SILVER 8652 5448405 lt O gt JJ L3 0260027 CD CD11 16V100U 20 6x12 2 5 Z NEEDLE REVERSE 1633192 PCB 0310207 SMD CAPACITOR 50V 104 20 7 0603 C1 C2 4 80 2 0 2PIN 2P SHIELD WITH L 2150297 FLAT CABLE NEEDLE REVERSE JP1 2150145 FLAT CABLE 6P350 2 0 2 2x2P SHIELD WITH L JP2 CO c DW9952K RU 2 SI
100. 5 c109 Ju 5 mE ss Es Ta 2 BBB 02 Ji Eo e m mi 5 o o al Q E 92 2 s amp IBJ e EE fab 5 24654 0519 A C t e ag e y xo 8 ay MSS 8 5 1 Ace 2 0179 m e C29 2 d Sgt 204 39 FB25 m SE 99 J 1 E Bc C49 a m e B RO e ort O m ESSO emm m mare re C69 R51 e e C175 52 8 8 TER B E ems 8105 5 5 SEE 11 msi 1626 gE 2 2 29 04249999 pun BB o E m 8107 40 2015 5 e m 39 AN 20 lt O u gt cO cN o e e NS C12 4 e EE 2 RP23 B 4 DOO o Q tone 585 R256 R258 C67 0117 0 S ib sl 108 115 2 2258 mm e R94 9 E 8922 87 15 ER x 2 60 BBB m m 3 m m m 89 R20 m 8130 70 amp 200 NC AXIAL E 21 3s Jm 137 S223 m 5 2 885 Room Ea 8 0157 pease
101. 6 1K R OUT OUT 68 A 12V 22AMUTE 4 5 5V STB 47K C35 Q3 Y 5 102 3904 3906 Q4 R49 C33 x 10K 10u 16 R51 3 3k D3 1n4148 R52 C39 3 3k 1000u 16V R56 1K out 68 R58 5 STB 47K 40 Q5 R60 102 3904 2 7k 04 Q6 3906 Q7 1n4148 C37 3906 10u 16 R62 10 C47 R63 2 2K 1000u 10V Q8 3904 Figure 3 2 2 3 Mute circuit diagram 3 2 3 Video output circuit Video output signal chartis shown in the figure 3 2 3 1 terminal Y S Y OUT S Y OUT E L14 E 2 E 2 PL E S C OUT S C OUT G Y OUT G Y OUT L17 N gt Cn6 CN5 omponen Pr R R V OUT R V OUT i s 116 d 74HC4053 99 a Pb B O B U OUT B U OUT DMN 8652 L18 12 D 5 19 C146 SC2 R SC2 G 5 2 02 SCART input terminal V OUT Q3 V OUT 6 Video terminal S3 Figure 3 2 3 1 Video output circuitflow chart 45 3 2 4 Audio input circuit Audio signals inputted by AV input terminal and tuner through being selected by input switch circuit and A D conversion by U17 Cs5340 output serial audio data stream to U1 DMN 8652 digital audio input port DMN 8652 performs encoding to inputted audio signals and transmits signals after being encoded to loader to control loader and feed circuit through DMN 8652 to fulfill recording task 1 Audio input flow chart is shown in the figure 3 2 4 1 501 L IN E QUD10 IN 37 SC1 R IN
102. 6 SMD CAPACITOR 50V 10251096 X7R 0603 117 118 119 120 125 126 127 134 13 5 136 137 142 156 169 173 179 269 270 7 10 36 37 49 51 53 54 59 62 65 0310072 SMD CAPACITOR SOV 10341096 X7R 0603 C66 C71 C72 C77 C78 C89 C90 C171 C194 5 6 8 9 12 13 17 18 19 20 21 22 27 28 29 30 31 032 40 41 42 43 44 45 50 52 55 57 58 60 61 63 6 4 67 68 69 70 73 74 75 76 79 80 84 85 87 88 91 92 96 97 101 102 1 03 104 105 106 107 112 113 114 115 116 122 123 124 129 130 131 132 13 5 3 140 143 144 152 154 155 157 158 0310207 SMD CAPACITOR 50V 104 20 X7R 0603 163 C165 C170 C172 C174 C175 C176 C177 C178 180 183 184 186 188 190 192 193 1 95 C198 C200 C202 C204 C205 C206 C207 C208 209 210 211 212 214 215 216 217 21 9 220 221 222 223 224 227 228 229 230 231 232 233 234 235 236 251 252 255 256 257 273 274 276 277 304 3 07 308 321 145 0310231 SMD CAPACITOR SOV 122 10 0603 243 244 245 246 247 248 168 MATERIAL CODE 0310505 0310112 0310234 0310216 0310476 0390052 0390096 0390095 SMD MAGNETIC BEADS FCM 1608K 221T05 0700007 0780041 0780063 0780040 0780062 0790044 0881057 0882353
103. 652 has USB1 1 jack that supports two modes low speed and high speed transmission USB data is sent to USB jack of decode board DMN 8652 through jack The working principle is the same with that of hard disc playing and only the jack is different 3 2 2 Audio output circuit 1 Audio output signal flow chart is shown inthe figure 3 2 2 1 CENTER CENTER CENTER OUT 25 us SUBWOOFER SUBWOOFER 4558 SUBWOOFER OUT 1 REAR L REAR_L REAR L OUT z REAR R REAR R REAR R OUT 5 5 4558 4 _R_ A L OUT CN1 A L OUT L OUT lakour OUT R OUT OUT x 4558 q ROU R159 R160 SC1 L OUT 12 5 49 CN6 25991 gt 74HC4053 Figure 3 2 2 1 Audio output signalflow chart 2 D Aconversion circuit decode board part When the player is working decode chip U1 DMN 8652 reverts the disc information sent from loader to digital audio signal and outputs audio data through the pin of decode chip AOUT module to send to 54360 for D A conversion analog 5 1CH audio signals output through coupling capacitor and filtering capacitor C243 C248 for filtering audio signals are sent to socket CN4 and then to AV for amplifying and output The outputted signals have SUBWOOFER CENTER REAR R REAR L A R OUT A L OUT and optical and coaxial signals OPTECAL APDIF OUT of digital audio output Pin function of audio D A converter is shown as follows
104. 9915R IC1 4000073 SCREW BT 3x8 BLACK IC1 D3 Q7 c 70 T JJ TU gt o gt T gt 3 3 3 3 0 TO T 3 3 DW9952K RU 2 SILVER 8652 JJ lt O 2 4 JJ 2 5471688 FILM RESISTOR SURFACE CASING OF REMOTE CONTROL REMOTE CONTROL BOTTOM CASING BATTERY CASE DOOR OF REMOTE CONTROL ANODECATHODE SPRING 0000599 1 6W1O 5 SHAPED 7 5 R800 3031194 RC 109 SILVER WHITE 3040937 RC 109 BLACK 3050850 RC 109 BLACK 3850068 3850066 ANODE SPRING O o CATHODE SPRING PORCELAIN CAPACITOR DIODE 52 co 3850067 0200062 50V 15121096 2 5mm C801 C802 0570006 VD800 VD802 0630003 EMISSION PIPE TSAL6200 LED800 0780050 TRIODE V800 2 JJ d MATERIAL CODE MATERIAL NAME SPECIFICATIONS LOCATION 0880220 N800 0970003 CERAMIC RESONATOR 455 G800 1561684 PCB 2100003 LEAD R801 4000258 SELF TAPPING SCREW BB 2 3x8 BLACK GLASS OF REMOTE 922952 CONTROLLER YK10 DEEP PURPLE 5070070 GLUE BAG o E 5 2422 0 k N 70 m 0 N C1 SURFACE STICKER OF REMOTE CONTROL CONDUCT GLUE OF R
105. A LP Precise voltage stabilizer 0882462 2431 Z A TO 92 ICA 5 Precise voltage stabilizer IC6 510380 YDTU SDW9920 7 0880765 Power sw itch module 1080032 HS817 C2 Photoekctric coupler 6DW9952K 2 1 0881226 RC4558D SOP c 1 Operational amplifier 0881080 8563 508 2 Cloc k IC 0881693 74HC4052D SOP U1 U10 channel s election electronic sw itch 881965 4052 SOP U1 U10 channel s election electronic sw itch 79918 4 881226 45580 SOP U4 U5 Operation ampifier audio amplifying 0881842 MSP3415G U6 NICAM IC 0881992 053 SOC U7 U8 U9 channel selection electronic sw itch I I Section Two Unit Circuit Principle 3 2 1 Working mode introduction 1 External input externally inputted video signals input to U15 TVP5146 for input source selection and A D conversion TVP5146 converts NTSC PAL video signals to digital component video signals and transmit to DMN 8652 for MPEG encoding signals after encoding are sent to DVD recorder driver for disc recording storage or sent to hard discfor storage meanwhile convert to analog video signals through the video decode and D A converter inside DMN 8652 for output and analog video signals output through filtering clamping and amplifying Externally inputted audio signals firstly input to AV board U15 MSP3415 for NICAM processing and sound source sele
106. AO 03 F 22 G25 D3 2622 22222222508 22222222280 ALL LLELLE OO RSS 45 5 010 10 AO_SCLK 28 22 E5 AO SCLK F24 A SCUK 5 2525 002028880800000000000 00000 0 5599999999 22 25 pcs _ 012 __ gt DVBT RX R60 5 CS1 5 10 AO FSYNC R29 22 ES AO LRCK E25 A FSYNC 0000000 000000009 a Ae o f Ro 2 OE 13 OE 5 6 5 CS2 R17 4 E25 A02 3 d 28 17 R30 2 5 0 T RST VI 5 GPIOx31 9 E23 31 lt alal HINT UWE UDS 5 FP D HOST WAIT R20 e E5_GPIO0 12 GPIOx34 12 5 4 A2 SCLK 88 11 GPIO0 A E14 INT VI AO IEC958 5 R31 22 AO IEC958A23 2 a 2121 amp E5 GPIOx33 9 IEPIOx 33 CS 9 NJN lt em 2 Reset Audio and BTSC AO MCLKO 10 R32 2 MGLKOR r CONTROL ADDR DATA SIE e I EECPOT E5 GPIO8 10 GND AO_MCLKO SJS Sj
107. C128 10u 16 GND SSTL2 VDD C137 102 GND GND GND SSTL2 5 OA 017299
108. Component video output Y r Cr SCART output 2CH analog mix audio output Output 5 1CH analog output Digital audio coax ial output Digital audio optic output Composit video NTSC PAL s ys tem Video characteristics Output e S video Y output amplit 1 0Vp p 75 C output am plitude 0 286 75 0 Composit video NTSC PAL S YSTEM Input Video ampl itude 1 0 0 2 75 9 S video Y input amplit 1 0Vp p 75 9 C input ampl itude 0 286Vp p 75 Q Audio itue 2 0 rms 10 Q Audio Output AF res ponse 20Hz 20kHz t1dB charact erist ics Signal noise rat io 85dB Audio dis torti on nois lt 65dB 1kHz Audio itude lt 2 0Vrm s npu Impedance 10k Q Power supply 100V 240V 50 60Hz General Power cons umption Dimensi Weight Net wweight 3 9kg Gross weight 5 Okg Speci ficati on lt 45W 430mmx 308mmx 48mm Standby power consum ption lt 3W Operatin 5 C 35 temperat ure Operation i Relative humidit 15 75 No condensat ion hunidity 237 Power supply 100 240 50 60Hz General Power consumption Dimension Specific ation lt 35W 430mmx296mmx48mm Standby pow er cons umption lt 3W Operating 5 C 35 C temperature Operation humidity Weight Net weight 3 4kg ross w eight 4 5kg Relate humidity 15 75 No condensation 38 Chapter Three Principl
109. D HOST B Cr VIG R Cr Hard disc E Video signal output filteripg Video signa S Y OUT HDAT 0 15 S OUT Loader 0 15 components AO_MCLKO R OUT AO_SCLK 7 E L OUT 215 110 U3 U4 95 REAR_R_OUT USB jack DMN 8652 ce ie AO 02 Audio D A Audio CENTER OUT DV terminal AO 01 conversion amplifying SUBWOOFER OUT U10 OPTICAL EXT AUDIO IN L TSB41AB1 2 0 U1 4052 EXT AUDIO IN SDRAM AI MCLKO Audio A D Audio AUDIO E F AUDIO INL HD0 HD15 BAI1 22 SDRAM OH 1 222 DQ 0 31 13 5 BTSC AINL SC1 L IN U8 U9 U3 U4 U14 U12 U13 1 8V 33 lt SC2 LIN 74LVC16373 FLASH 32M 22 ie NICAM procdseing 5 2 RIN 8M 16DDR Voltage stabilizing 3 3 circuit 18 432M TV MONO Figure 3 1 2 1 Block diagram of the player 3 1 3 Function introduction to IC of the player Function introduction to IC of the player is shown in the following table 0882839 EI6353BX2SP3B 2 9V SOT23 3L Reset IC used by DW9952K 2 ee 2DW9927 2 paeem U18 Audio A D conv ersion DW9952K 2 use 0882353 55340 TSSOP 2DW9927 5 Audio A D conv ersion us ed by 0881127 RT9164 33GG SOT 223 3 3V voltage stabilizing IC 5 0881236 39VF160 70 FLA SH 4DW9920 1 1 0881013 D16316 QFP Panel VFD drive buttons coding 08805819 TLAS31C TO 226A
110. D REF CD Analog 1 8 V return A18VDD REF Analog power for reference 1 8 V CH1 A18GND 1 CH2 A18GND Analog 1 8 V return 5 CH3_A18GND 24 CH4_A18GND 78 A18VDD CH2 A18VDD Analog power Connect to 1 8 V A18VDD 4 25 CH4 A18VDD CH2 Analog 3 3 V return 9 CH3 A33GND 22 4 A33GND A33VDD CH2 Analog power Connect to 3 3 V 20 CH3_A33VDD 2 CH4_A33VDD 27 32 42 56 68 DGND Digital return 31 41 55 67 DVDD Digital power Connect to 1 8 V 39 49 62 IOGND Digital power return 38 48 61 IOVDD Digital power Connect to 3 3 V or less for reduced noise 77 A18GND Analog power return 76 PLL A18VDD Analog power Connect to 1 8 V Sync Signals HS CS GPIO Horizontal sync output or digital composite sync output Programmable general purpose VSNBLK GPIO Vertical sync output for modes with dedicated VSYNC or VBLK output Programmable general purpose FID GPIO Odd even field indicator output This terminal needs a pulldown resistor N N CD Programmable general purpose Active video indicator output 118 AVID GPIO CD 6 3 5 7 Function introduction to 16316 52 1 DESCHIPTION FRONT PANEL CONTROLLER WITH POWER CONTROL FUNCTION The 16316 52 is a FIP Fluorescent
111. DER 20 2 V V GND GND 1 EB33 B221 b FB35 B221 q FB37 B221 d b FB39 B221 Q FB41 B221 q FB43 B221 b 45 B221 FB47 B221 p 4 2 1 2 2 E 2 2 peu e FB56 B221 5 D f EB58 B221 BA 22 1 8 5 BA22 4 or 8 Mb HD 15 0 2 5 BA16 nm A14 A13 V33 V33 A12 R91 R95 Al A9 19 19 21 b NC A20 A20 5 5 5 E WP ACC RY BY A19 AC R96 BATS 2 RY BY A19 BAS j 0 8 BA4 4 jJ E5 OE 2 5 A1 28 24 SERE C157 MX29LV320 lt V33 R92 4 7K GND R97 0 R98 DNS 0 A19 A19 A21 NC A20 A20 RY BY A19 Stuff Not Stuff R98 R99 R100 R103 R98 R99 R100 R99 R103 R98 R100 ATA1 D8 09 ATAI 010 011 ATAI 012 013 014 015 KEYWAY NO PIN ATA1 CAB SEL R114 1 A2 CS3FX V GND ATA2 08 ATA2 D9 ATA2 D10 ATA2 D11 ATA2 D12 ATA2 D13 ATA2 D14 ATA2 D15 KEYWAY NO PIN ATA2 CAB SEL R140 ATA2 A2 ATA2 CS3FX V GND R98 R99 R100 HOST Read 2 5 HD 15 0 gt DNS HEADER 3X1 9 2 BIO lt lt C164 R145 51 GND PHY D 56PF R147 100 2 E5 GPIOx35
112. DWO9952K DW9952Kk 2 DWO9955K Service manual Note 1 The scheme of DW9952K 2is totally the same with that of DW9952K only the model of audio A D conversion is different DW9952K 2 adopts Cs5340 but DW9952K adopts C 35333 2 The scheme of DW9955K is totally the same with that of DW9952K 2 only that DW9955K changes hard disk into 2506 Catalog Chapter One About Maintenance meme eme eene 1 4 Safety 2 7 1 Aboutplacement POSITION Ze eMac let ales UE gt 1 2 3 Voltage method seen 4011334222272 22 22 7 2 1 2 5 Cutting method eee eee eee eene 1 2 6 Element substitution method 1 2 7 Comparison method 1 3 Required device for maintenance si s s SS s Chapter Two Functions and Operation Instructions m ___ m the ront Panel sad ee eae AU m e DEC EE 2 4 1 Operation Interface and General Steps
113. E electrode of Q9 Q2 Q7 IC4 is on 3 3V 12 5V output is normal and the player enters working status 4 Working principle Shown in the figure 3 2 15 2 B 12V voltage after being rectified by D2 through being filtered by the filter composed of L2 CE3 CE4 inputs to pin 1 of power board 1 4 ICA is a 12V voltage stabilizing IC with on off control function when machine is in standby state is P CTL which is low level 06 09 cuts off V VRL endoutputs low level when control end of IC4 is low level pin 2 of Ic4 has no voltage output When machine switches from standby to power on P CTL outputs high level Q6 Q9 is saturated V VRL end outputs 12V level IC4 is on pin 2 of 4 outputs 12V voltage and machine enters working state IC4 POT2RD27 1 2 CE16 12V C5 101 500V D2 L2 BYW29E 200 FB R28 33k Q9 3906 9015 R26 1 2K R27 2 2k R16 1 2k CTL Q6 3904 9014 R29 2 2k Figure 3 2 15 2 Switch control voltage regulating circuit diagram 65 Section Three Servicing Cases 3 3 1 Servicing cases Example 1 Description power not on oymptom after connecting to power power indicator light is not on panel has no screen display and panel buttons have no function Analysis and troubleshooting according to trouble symptom we can judge that trouble lies in power part Firstly observe fuse and it is bot burnt down use DC level of multimeterto test voltage on two ends of Ced and it is normal which
114. EMOTE CONTROL 5156555 RU 2 co 4631057 RU 2 DW9952K RU 2 SILVER 8652 5448129 gt gt 2 m CARBON FILM CARBON FILM 0000118 1 1 6 100 5 SHAPED 7 5 R10 0090003 SMD RESISTOR 1 16W 100 5 0603 R25 0090181 SMD RESISTOR 1 16W 1000 5 0603 R12 0090104 SMD RESISTOR 1 16W 2 7K 5 0603 R17 R18 R19 0090019 SMD RESISTOR 1 16W 4 7K 5 0603 R22 R26 0090023 SMD RESISTOR 1 16W 10K 5 0603 R4 R5 R6 R14 R24 SMD RESISTOR 1 16W 2 2 5 0603 JJ N CD 0090017 0090203 SMD RESISTOR 1 16W 270 5 0603 0310085 SMD CAPACITOR 50V 20P 5 NPO 0603 C9 C10 0310191 SMD CAPACITOR 50V 30P 5 NPO 0603 7 12 13 14 15 16 0310072 SMD CAPACITOR SOV 10341096 X7R 0603 C3 C4 C5 C19 C21 0310207 SMD CAPACITOR 50V 104 20 X7R 0603 C2 C79 C80 0310066 SMD CAPACITOR 50V 10251096 X7R 0603 C8 C17 0260241 CD CD11C 16V4 7U 20 4x7 1 5 C11 0260196 CD CD11C 16V10U 20 4x7 1 5 C18 0620040 RADIATION DIODE 3B 4SC WHITE ISSUE BLUE LD5 0260200 CD CD11C 16V47U 20 5x7 2 C20 0260076 CD CD11C 50V22U 20 6x7 2 5 MAGNETIC BEADS FCM 1608K 221T05 0390095 175 MATERIAL CODE 0700007 0780040 0780062 0881013 0960114 0960017 1200459 1340001 2121626 2121514 2121513 2360016 2360024 2110176 5234752 5232797 m 5 Q T us 1633037 MATERIAL
115. Erase optical disc DVD Record a new title Overwrite disc Rename disc Finalize disc Record a new title Copy All Make compatible Lock disc Copy All 34 2 Display Title List picture by the methods introduced at chapter Playing and Processing the Disc Recorded by this Unit and press 5 button continuously until the icon 57 appears then press 4 button 2 11 3 Operations Play Highlight item Play inthe menu and then press SELECT button Rename disc Highlight item Rename disc and press SELECT button then keyboard menu will appear By the keyboard you can rename the disc through the methods introduced in chapter Playing and Processing the Disc Recorded by this Unit V Title name EX EX 1 15 4 key board menu by which you can rename the disc Finalize disc Make compatible Finalize disc is valid for DVD R disc this the disc can be played in normal DVD player but can t record new contents Make compatible is valid for DVD RW disc These operations can make the disc able to be played in normal player Highlight item Finalize disc and press SELECT button then a dialogue will open shown asthe right figure please highlight Ok key in the dialogue then press SELECT button to start this operation Z These opera
116. Indicator Panel or Vacuum Fluorescent Display controller driver that is driven on a 1 4 to 1 16 duty factor It consists of 25 FIP a display memory a control circuit a key scan circuit and a remote control decoder Serial data is input to the 16316 52 through a Sline serial interface which is fully hand shake with the HOST This FIP controller is ideal as a peripheral device for front panel control for DVD VCD 2 FEATURES FIP controller driver 25 display output 1 segment and 24 digits to 24 segment and 1 digit Key scanning X 16 Stand by control Remote control code decoding with programmable custom code support remote formats RC5 Kaisakyo Sony 12 bit Sony 15 bit User configurable wake up code 8 key code 8 remote code Dimming control High voltage output User data storage 32 bytes LED ports 4 chs 20 mA max Serial interface Fully compatible with C CUBE ZIVA Font Panel MIS protocol 3 PIN DESCRIPTION 2 xm Oscillator Circuit input Sub clock x 00 Oscillator Circuit output Sub clock Ls mem 000000 oom ENNC 000000 119 om o 2 2 Ce me FIP Driving Pins w w FIP Driving Pins 2420 EN POWER CTL
117. Input new password must accord with that in the Input new again 5 Highlight by cursor buttons and then press Select button After setting the rating level when playing the disc with the rating level higher than what you have set you mustinput the password you forget the password you may Super password 3308 Enter password here Input new password Input new again Cancel OK Restore Factory Settings 1 Select Restore factory setting by 5 6 buttons in the Preferences setup menu then press Select button and the TV screen displays 2 Highlight the menu by 3 4 buttons 3 Press Select button to make all setup items restore the factory settings When your unit is abnormal working mode it is probably caused by your wrong setup Please try the Restore Factory Settings operation to make it work normally restore factory settings Screen saver The screen saver function is that an interesting screen saver picture appears on the screen automatically when this unit s video output signal has no change that is the image on the TV screen has no change for a certain time 1 In the Preferences Menu move the cursor to select item Screen saver by 5 6 buttons 2 Press Select button then a pop up list will be displayed which is shown as the right figure 3 Move the cursor up or down to select ON or OFF by 5 6 buttons 4 Press
118. KET AV3 8 4 2 YELLOW WHITE RED JJ m lt m JJ 0 T 166 e MATERIAL NAME SPECIFICATIONS LOCATION DW9952K RU 2 SILVER 8652 POWER BOARD 2DW9927 5 Ver3 11 5 L5 R55 R56 R76 R96 R97 R103 R104 R114 R125 0090001 SMD RESISTOR 1 16W 00 5 0603 R140 R171 R243 R99 R179 R185 R191 R270 0090296 SMD RESISTOR 1 16W 180 5 0603 R180 R182 R186 R188 R194 R196 R25 R26 R27 R28 R29 R31 R32 R34 R35 R36 R37 0090004 SMD RESISTOR 1 16W 220559 0603 R38 R148 R164 R165 R232 R275 R276 R277 R27 8 8266 LEITET Uae moe R1 R2 R4 R5 R6 R7 R9 R10 R11 R12 R13 R15 R1 6 R17 R20 R41 R42 R43 R44 R46 R72 R89 R95 R OMBRE STORE 102 R109 R124 R138 R156 R160 R163 R203 R204 H234 R235 R268 R254 IC 0090024 SMD RESISTOR 1 16W 15K 5 0603 166 167 221 222 0090033 SMD RESISTOR 1 16W 91K 5 0603 146 167 e MATERIAL NAME SPECIFICATIONS LOCATION 0090034 SMD RESISTOR 1 16W 100 5 0603 R74 R177 SMD RESISTOR RP31 RP32 RP33 RP324 RP35 RP36 RP37 RP38 R 0100019 NETWORKS 1 16W 3305596 P39 RP40 RP41 RP42 SMD RESISTOR 0100028 ETWONK 1 16W 22 5 8P RP20 RP22 RP24 RP26 RP28 RP30 RP5 RP6 RP7 RP8 RP9 RP10 RP11 RP12 RP13 R 0100030 1 16W 510 5 8P P14 RP15 RP16 RP17 RP18 RP19 RP21 RP23 RP NETWORK 25 RP27 RP29 0260211 50 3 30 20965 112 249 250 14 15 16 33 34 35 46 47 48 56 81 82 83 86 93 94 95 98 108 109 110 031006
119. LPCM Output item by 5 6 buttons and press Select button then a pop up list will appear 2 Select the desired code rate by 5 6 buttons between LPCM 48K and LPCM 96K then press Select button to confirm SETUP MENU AUDIO 962 4 Analog audio output LPCM Output On Eig Digital audio output 2 4 5 Language Setup To meet the needs of consumers in different regions this unit is equipped with many kinds of operation interface languages for your selection 1 Enter the system setup mode 2 the system setup control bar move the cursor by 5 6 buttons Select item and then press Select button to enter the language setup menu The screen figure SETUP MENU LANGUAGE Lol 14 Kas Corm System Language Setup 1 In the Language Setup Menu select item System Language by 5 6 buttons and press Select button thena list will pop up which is shown asthe right figure 2 Select your desired language by 5 6 buttons then press Select button to confirm the system language will change correspondingly SETUP MENU LANGUAGE Audio Language 1 In the language setup menu select item Audio Language by 5 6 buttons and press Select button then a list menu will pop up which is shown as the right figure 2 Select your desired language by 5 6 buttons and then press Select button to confirm Z The
120. LVER 8652 5448474 O gt 0090181 SMD RESISTOR 1 16W 1000 5 0603 0090249 SMD RESISTOR 1 16W 5100 5 0603 R7 R8 R21 0090014 SMD RESISTOR 1 16W 1K 5 0603 R4 R5 R14 R17 R24 0090017 SMD RESISTOR 1 16W 2 2K 5 0603 R1 R2 0090019 SMD RESISTOR 1 16W 4 7 5 0603 SMD RESISTOR 1 16W 6 2 5 0603 an 0090185 242002 eap e s 12 mme LL DW9952K RU 2 SILVER 8652 POWER BOARD 5448128 CARBON FILM 1 6W4 7K 5 BELT R17 nopo m 21 2 EE peee 05800069 X TEUER 5 1 5 1 2W BELT DIODE DIODE FIELD EFFECT 0790024 TRANSISTOR 1PP14NOS3L TO 220 Q7 Q2 0000 SMD FIELD EFFECT 0790025 TBANSISTOR 40 TO 220 07 021 0000 amem sese HEAT SENSITIVITY 241732 1940045 SOCKET 1 MATERIAL SPECIFICATIONS SOCKET CN2 SOCKET CN5 SOCKET CN3 1940001 SOCKET 2060002 GROUND CHIP GND3 GND4 PHOTOELECTRIC 1080032 HS817 VDE 2 2100010 LEAD 8 18 CD LEAD F 0 6 SHAPEN 15mm 2100003 LEAD F 0 6 SHAPED 7 5mm J1 J5 J7 J15 J16 2100004 LEAD F 0 6 SHAPED 10mm J9 J10 J11 J17 2100006 LEAD F 0 6 SHAPED 12 5mm T2AL 250V WITH LEAD FEETVDE N A 2300048 FUSE HEAT RADIATION BOARD HEAT RADIATION BOARD 3580091 11x15x31 LFDR9905 D3 Q7 3580143 11x15x31 DW
121. May 06 21 15 25 External analog audio input waveform diagram test point 018 10 018 12 Tek Stop Pas 0 0005 SAVE REC saving Images select Folder Save 500 CH2 500m MM 500 us CH2 41 71 Current Folder is 26 Al MCLKO A D converter main clock signal waveform diagram test point 018 2 peak value 3 56V voltage 1 24V Tek AL i top Pas 0 0005 Action Save Image File Format saving Images select Folder save 02 1 00 50 015 12504 Current Folder is 4 5 94 27 Waveform diagram of digital signal outputted by Al DO A D converter test point U18 4 peak value 4 04V voltage 1 24 V Tek Stop Pas 0 0005 SAVE REC Action Saving Images select Folder Save 1 00 2 501118 45 Current Folder is 28 A SCLK A D converter bit clock waveform diagram test point 018 7 Tek aie a stop Pas 0 0005 1 Saving rages Select Folder Save CH1 1 00 25018 231 Current Folder is 29 Al_FSYNC A D converter left right clock signal waveform diagram test point 018 8 Tek RUM Stop Pos 0 0005 SAVE REC Action About Saving Images Select Folder Save 5
122. Q1 8050D C79 104 D2 1N4148 Y1 5MHZ 20pF C3 103 U2 HS0038B3V 217 PES SIND OUT A id C19 403 G 1 6 VFD1 HNVCO06SCO020 U1 UPD16316 VDD R10 10 7 5mm 5V STB CN2 O 10P2 0 ZDA GND ER 4 1 2W D FM VFD DIO 4 R R _______ EM 1 13 5 Y2 m LED OST P D HOST Q 5 FM ok 7 C9 C10 20 20 R17 R19 2 7K 2 7K 5V STB R18 L1 2 7K R25 221 0805 VDD 10 Q D5 1N4148 C21 103 C20 47u 16 NVOS AHA ETS 191 C13 104 275 F1 250V T2AL Q BCN1 2P7 92 33mHX2 383mHX2 Li CD11T 25V100U 12V Di CN1 HER105 C2 2P2 5 C1 T 104 12V 471 AC400V TO fan E IC4 PQ12RD21 2 Ti CD11T 25V100U CD11T 25V100U BCK 28 0637 16 12V Vin Vo CN2 5P2 5 010 C5 101 500V 12V 4 1N4007 C8 GND D2 L2 104 2 29 200 FB GND 3 3V 3 B 12V R4 5V 1 D11 C4 33K V 5 1N4007 102A CD11T 25V470u CE14 C18 101 500V CD288H1000u 25 330U 50 J12 15MM CN3 D9 L3 12V 10P2 5 1N4007 CE5 10uH P LT 400V100U D3 33V 15 5VSTB 6100 D11T 16V
123. Rear panel S video and audio inputs Front panel DV input Rear panel TV turner input please select the TV program by ChannelA Channel V buttons Rear Panel CVBS and audio Input 2 Rear CVBS 3 Rear S VIDEO 4 DV 5 Tuner 6 SCART The source value must match the port through which the external source signal is inputted QUALITY HQ high quality a single side DVD disc can record about one hour program SP standard play a single side DVD disc can record about two hours program EP extend play a single side DVD disc can record about four hours program SLP standard long play a single side DVD disc can record about sixhours program TRICK Stop Stop the recording Pause Pause the recording Record Start recording g After finishing the steps described above please press Record button to start recording While recording you can pause or stop recording by press Pause Step or Stop button One Touch Recording OTR This function can make you set the end time of the recording When the time is up the recording will stop automatically 1 Enter the recording mode and start recording 2 According to the desired time press the Record button once or more Pressing Record button once the length of the recording time will extend for 30 minutes If it exceeds the disc recordable time The recordable time relate to the record quality the system will cancel OTR function and
124. SC AINR outputs audio signals of and TV audio signals after being decoded output from pin 30 31 of U6 to send to Ul 4 External audio input switch circuit Circuit principle and truth value table are shown in the figure 3 2 4 2 U1 is inputted by 4 kinds of sound sources front audio input F AUDIO rearaudio input R AUDIO audio signals inputted by NICAM decode IC AINR BTSC AINL sound source FM sound source used LOOP function this ground not used Audio signals input from pin 1 2 4 5 12 14 15 11 of U1 U1 has two groups of 1 in 4 electric switch after U1 selects the input sources outputted by pin 3 13 to audio A D conversion circuit The output is controlled by the level of pin 9 10 of U1 Truth value table of sound source selection 105 7 BTSC 2 105 C3 105 7 BTSC_AINL gt 5 105 EXT AUDIO L A L IN F AUDIO IN L A R IN EXT AUDIO IN R SOURCE ojo o 12V 5 5V Q Q R8 4 7k ADC SEL1 FMORLOOP ADC_SELO Figure 3 2 4 2 Audioinput switch circuit diagram 5 Audio A D conversion circuit Shown in the figure 3 2 4 3 externally inputted audio signals IN A_R_IN are outputted pin 13 3of U1 to and transmit to decode board CN6 The inputted audio signals are directly inputted to audio A D converter 55340 U18 for A D conversion Analog audio signals input f
125. Select button toturn on or turn off the screen save function Z Pressing any button can exit the screen save mode after the screen saver picture appears screen saver functionis invalid when playing MP3 and CD DA Disc SETUP MENU PREFERENCES 2 4 8 Time Shift Setup 1 Display the system setup control menu 2 Move the cursor by 5 6 buttons to select item 3 Press Select button 4 button to enter the time shift setup mode When the unit is turn on or you press Time Shift button from other menus the last TV channel viewed will be tuned in and Time shifting starts automatically Time shifting allows Pausing the live TV broadcast for upto 360 minutes Atany time the viewing can resume Press Pause Step to pause the broadcast press Play to resume TV viewing NOTE the system is paused for 360 minutes it will automatically resume TV viewing SETUP MENU TimeShift Time shift buffer mode Youcan refresh or preserve the Time shifting buffer data when changing channels by setting the item 1 Press the 5 6 to select the Time shift buffer mode and the pop uplist will display as the right figure 2 Move the cursor to select buffer mode by 5 6 buttons and press Select button to confirm NOTE you set refresh and change channels change source the time shifting buffer data will be lost No message will be provided prior to doing so you set prese
126. Simultaneous 8bitSMTPE 293M ITU R BT 1358 progressive video output Output ITU R BT 656 interlaced video output for HDTV and VCR of the same content 16 bit YcbCr data Base band composite NTC or PAL analog video Analog Output Separate analog Y C outputs to support S video Separate analog component video RGB or SMPTE YpbPr output Dual stream inputs supporting common audio formats including 125 Audio Inputs Four inputs channels on stream 1 Two inputs channels on stream 2 Dual stream outputs supporting common audio formats including 125 Outputs Eight outputs channels stream 1 Two outputs channels stream 2 Host low speed and full speed interface Two host ports are available for down iu stream hub or device connection 16 32 bit RGB OSD flicker filter and video scaler supporting the following color System Graphics modes CLUT4 CLUT8 ARGB4444 ARGB1555 565 ARGB8888 16 256 Mbytes of SDRAM interface 148 5MHz Memory Audio Controller On chip 32 bitwide SDRAM interface 148 5MHz Peak bandwidth 1 2Gbytes s Input voltages 3 3 V I O 1 8V Core 2 5 3 3V SDRAM 3 3V Isolated analog Operating power 3 4W nominal Vdd six VDACs enabled in full power mode Physical System clock 13 5 or 27 MHz JTAG IEEE 1149 1 compliance for boundary scan testing and board assembly testing 54084 3 5 2 Function introduction to CD4053 CD4053 is a 4 group 2 channel data selection device and i
127. THS HUNDREDTHS OF SECONDS SECONDS MINUTES HOURS DAY DATE MONTH YEAR and CENTURY SERIAL INTERFACE SUPPORTS 12 BUS 400KHz PROGRAMMABLE ALARM and INTERRUPT FUNCTION LOW OPERATING CURRENT OF 2001 OPERATING TEMPERATURE OF 40 TO 85 C 2285 3 PIN DESCRIPTION 3 5 14 function introduction to EM6353 1 Description The 6353 is an ultra low current reset circuit available in a large variety of configurations and very small packages for maximum flexibility in all end applications up to 125 C and using power supplies between 1 5V and 5 5V This circuit monitors the supply voltage of any electronic system and generates the appropriate reset signal after a fixed reset timeout period The threshold defines the minimum allowed voltage which guarantees the good functionality of the system When VDD rises above VTH the output remains active for an additional delay time This allows the system to stabilize before getting fully active The EM6353 features three output types active low pushpull active low open drain and active high push pull Small SC70 5L and SOT23 3L packages as well as ultra low supply current of 2 9 A make the EM6353 ideal choice for portable and battery operated devices 2 Features 200ms reset timeout period 25ms on request Ultra low supply current of 2 94 V DD 3 3V Operating temperature range 40 C to 125 C 1 5 reset threshold accuracy 11 reset thresho
128. The following figure shows the construction of the menu in recording mode Record Elapsed Timer Remain Space a Make sure an unfinalized DVD R or DVD RW disc has been putin the disc tray b Press DVD button to display the DVD menu c Press Source button to select the desired external signal to be recorded according to the way in section viewing the input source If you prepare to record DV press DV button once d Press Record button to start recording e Press Stop button tofinish the recording task as you complete the program you desired the program will be conserved the disc f As you complete the record select the title recorded and use 4 to display the pop up list the logged title have seven modes in the pop up list Thelist of them areas follow 1 Play title Playback this title 2 Edit title Edit this title Please refer to Playing and processing the disc recorded by this unit 3 Rename title Rename the title Please refer to Playing and processing the disc recorded by this unit 4 Erase title Erase the title All data in this title will be lost Only for the rewritable disc 5 Overwrite title When you perform this order by method as following this unit will overwrite the current title from the beginning of the current title and the recording will stop automatically when meeting the end of the current title If you press Stop button before the recording stops autom
129. UTE signal to mute circuit working principle will be introduced in mute circuit after decode system works it communicates with panel IC to fulfill functions of panel display and remote control function operation 3 2 13 AV circuit circuit is mainly in charge of audio video signal input and output audio video amplifying circuit audio input switch circuit NICAM processing circuit clock circuit SCART terminal input and output control circuit 1 AV circuit block diagramis shown in the figure 3 2 13 1 57 OPTICAL Optical terminal Video TV CVBS IN Tuner amplifying IF SPDIF OUT RON V2 IN 991 control CVBS IN S C OUT circuit SC2 CVBS IN CN2 Cn1 F CVBS IN Output Front F AUDIO IN Input t IN LUN REAR L u4 EEIN AUDIO SUBWOOFER 95 A R OUT U1 AUDIO A L OUT u3 4052 BTSC AINR Mute circuit R L IN MIC signal MSP BTSC AINL CN6 3415 TV IF Figure 3 2 13 1 AV circuit block diagram 2 Clock circuit shown in the figure 3 2 13 2 clock circuit mainly provides a clock signal for system which can record year month and date Power supply means of External battery or standby power is adopted U2 is clock IC with working voltage between 2 0 and 5 5V after machine power off battery Bt1 supplies power for U2 through D2 after the player power on or
130. a SJS PCMCIA 4 5 ES GPIO4 12 ain 55 62 ae 88 AE10 5 12 ae A DO 10 26 Al DO RD WR LWE AF14 WEL 5 6 Ain_Sel2 RDS DATA 9 input only 22 5 GPIO6 GPIO 6 wW ATT 10 2 swe Em em 3 5 c1 Les E5 GPIO7 9 Input only E26 201 SPI UART1 UART2 DC IR prex ES Ces TACK 5 1 8V 27PF SCLK 10 R34 22 S DRAM I F 222227 AES 5 10 R35 22 ALFSYNC 5 30 GPIOx32 n ALFSYNC perox 32 CSI81 xy oz CS4 V18_E5_DAC_DVDD 2 ALMCLKO 10 R36 22 A MOIKO ALMCLKI SIO e cesses go CS3 E5 CS2 5 VCORE FB1 AI MCLKO lt D27 CS2 7 V18 9 13 5MHZ T CLK ES A CS1 AF16 2 ES CS1 5 PLASH e E5 3 3 only x pss umm CSo E5_CSO 6 CAI B221 T E5 GPIOx35 CLKX 35 D24 MA 26 AES C3 P 7 E5 CLKO MS 25 FAC8 gt GND lt 4 n Bypass PLL D mee MA 24 c 27PF SCART 7 022 palis et 24 470 16 104 23 ABI 094 RSTO us MA 22 HAES MA22 6 de m S
131. ains a high speed operational amplifier to provide excellent response to load transients The output stage prevents shoot through while delivering 1 5A continuous current and transient peaks up to in the application as required for DDR SDRAM termination The 2995 also incorporates a VSENSE pin to provide superior load regulation and a VREF output as a reference for the chipset and DDR DIMMS 126 2 Features Low output voltage offset Works with 5v 3 3v and 2 5v rails Source and sink current Low external component count No external resistors required Linear topology Available in SO 8 PSOP 8 or LLP 16 packages Low cost and easy to use 3 PINDESCRIPTION mm 3 5 12 function introduction to FSDM0565R 1 Description The FSDMO565R is specially designed for an off line Switched mode power supply SMPS This device is a current mode PWM controller combined with a high voltage power SenseFET in a single package using BCDMOS technology The PWM controller includes integrated fixed frequency oscillator under voltage lockout leading edge blanking LEB optimized gate driver internal soft start temperature compensated precise current sources for a loop compensation and self protection circuitry Compared with discrete MOSFET and PWM controller solution it can reduce total cost component count size and weight simultaneously increasing efficiency productivity and system re
132. al Analysis and troubleshooting according to this symptom we can roughly judge that trouble appears in Karaoke processing circuit Firstly use oscillograph to test OK signal input pin of AV board and find that there is no OK signal input so we decide that trouble lies in MIC board Use signal generator to act as signal source the output part is connected to MIC socket of MIC board use oscillograph to detect waveform from front stage to rear stage Use oscillograph to test pin3 of OK signal U1 4558 and there is input signal then test pin 1 of U1 and find that there is no signal output which means that 4558 does not work normally test the power supply voltage 12V 12V and it is normal check the peripheral elements and they are normal so we doubt that 4558 has trouble after changing U1 trouble is removed if there is no signal generator microphone can be used to replace 69 Example 10 Description no image when receiving TV signals oymptom when playing DVD picture sound and external sound are all normal only when switching TV set there is no image but sound is normal Analysis and troubleshooting working principle of the tuner used in this machine has some differences form that of the tuner used in TV set Audio and video of the tuner used in this player have separate output seen from the schematic diagram pin 12 of high frequency tuner outputs video signals which are coupled through C29 capacitor to Q31 Q33 for ampli
133. at supports DVD RAM VD RW R and DVD RW R recordable DVD drives Hard disk drives are connected to a second IDE interface The DMN 8652 integrates an analog video encoder and there is built in support for simultaneous progressive and interlaced video output A 1394 link layer function is integrated requiring only a simple external physical layer device Two USB ports are provided The 8652 is compatible with LSI Logic C Ware architecture which provides a standardized that is reusable across LSI logic DoMiNo and ZiVA based consumer digital video products CWare is integrated with the Wind River systems vxworks RTOS and is supported by an industry leading software development tool chain With the highest level of integration broadcast feature set best image quality and configurable software development environment the 151 Logic DMN 8652 brings unprecedented features to HDD DVD recorder applications It also optimizes time to market and system cost performance for consumer electronic manufacturers 2 FEATURE Digital A N Encode Decode Multiformat audio and video encode decode Video Transcoding rating Multiformat transcoding multirate transrating Horizontal 720 704 640 544 480 352 Resolutions Vertical NTSC 480i 480p and PAL 5761 240 and 288 at 352 horizontal resolution NTSC PAL ITU R 656 601 5 250M 8 or 10 bit digital video from ITU R BT 656 parallel D1 sources at 27MHz 1084
134. atically the remanent part of the current title will turn into another new title 6 Overwrite disc When you perform this order by method as following this unit will overwrite the disc from the beginning of the current title In this situation the recording won t stop until you press Stop button If an existed title is not overwritten totally after you press Stop button the remanent of the current title will turn into another new title 7 Append title Append the recording contentto the last title and does not add anew title only for the last title Select the new title there is only one item Record a new title in the pop up list It means that add a new title when recording Note Zn some situations Overwrite title and Overwrite disc may beinvalid To make it valid there are two ways as following a When selecting the desired external source in step 2 described above make sure that the step 3 in section Viewing the Input Source has been done Then please perform 4 5 b Afterthe unit has read DVD RW disc select an unempty title by 5 6 button then press 4 button to display the control menu From it select Overwrite title or Overwrite disc item by 5 6 button and press Select button to confirm Then please perform steps 3 2 and Cn Front CVBS Front panel composite video and audio inputs Rear panel composite video and audio inputs
135. ce character when pressing 6 button is as following When pressing 5 button the sequence is reverse 9 After every parameter ofthe time recording is well set please highlightthe OK button in the Timer recording setup and press Select button to finish the setup 10 Set another timer recording task or press Timer button to quit the record schedule menu 11 After finishing setting the recording schedule collocate the system according to the requirements in the recording schedule and make this unit in standby or working mode 3 minutes before recording if the unitis working normally a message dialogue will appear to require whether starts to record If the recording conditions are satisfied please highlight the OK button on the dialogue and press Select button to confirm 1 this dialogue is not managed the system will think you agree torecord Aftera moment it will start recording the system isin standby mode it will automatically switch on and enter the recording mode in about 2 minutes before recording and then start recording After the recording is finished the system automatically enters the standby mode Note This unit can t perform two or more timer record tasks at the same time Z Before timer recording you must set the system time amp date refer to System Setup 296 Date Time Setup for details properly otherwise this function introduced in this c
136. ct button to play it Notes title menu of different DVD discs may be different Not all DVD discs have title menu For some DVD discs without title menu pressing Title button is invalid Ending Playback 1 Press the Stop button This unit enters the pre stop mode Zn the pre stop mode this unit automatically memorizes the pre stop point If you press Play button this unit will resume the playback from the pre stop point Playback starts from the beginning of the pre stopped track for If you press Stop button twice this unit will enter stop mode and the memory is cleared 2 Press Open Close button to eject the tray 3 Take the disc out 4 Press Open Close button to retract the disc tray 5 Press Standby On button toend the operation Note the disc is badly damaged or loaded incorrectly the OSD will display DISC Playing Mode Control 1 Press Info button twice to open the main control menu MODE Normal 03 06 TER 104 19 AUDIO 01701 ENG PBCON ANGLE 01 01 T TIME IME 00 01 25 00 02 28 gt CDDA MODE Normal TRACK 01 17 AUDIO STEREO TIME 0 02 41 0 0 55 23 When playing When playing VCD When playing DVD 2 Highlight MODE item by 5 6 buttons and press Select 4 button to display the drop down list window shown the right figure 3 Select one value inthe list then press Select button to confirm The meanings of the values
137. ction and then input to U1 4052 for channel selection audio signals after selection are sent to A D converter CS5340 of decode board CS4360 converts analog signals to digital audio signals and input to A IN jack of DMN 8652 after DMN 8652 encode processing input to loader and hard disc for storage At the same time digital audio signals output from A OUT jack of DMN 8652 to send to DA converter 54360 CS4360 converts digital audio signals to analog signals and analog signals output after being amplified 2 DV input DV signals input to decode board through DV jack board the cable transceiver TSB41AB1 of decode board decodes the inputted DV digital signals and sends the data after being decoded to 1394 jack of DMN 8652 directly DMN 8652 performs encoding processing to signals and sends to DVD recorder driver or hard disc for recording storage after encoding meanwhile make signals after encoding output from DMN 8652 analog video output jack VDENC and AVOUT analog audio output jack and users can watch programs at the same time when recording 3 DVD signal output DMN 8652 communicates with DVD Recorder through ATAP jack disc information read out by DVD Recorder is sent to DMN 8652 for decoding through ATAP jack the data after decoding are sent to analog video output jack VDENC and digital audio output jack AOUT for output The working principle of hard disc playingis the same with that of disc playing 42 4 USB jack DMN 8
138. d or floating data inputs at a valid logic level 2 Feature Member of the Texas Instruments Widebus Family EPIC Enhanced Performance Implanted CMOS Submicron Process Typical VOLP Output Ground Bounce lt 0 8 V at VCC 3 3 25 Typical Output Undershoot gt 2 V at VCC 3 3 25 Latch Up Performance Exceeds 250 mA Per Standard JESD 17 Bus Hold on Data Inputs Eliminates the Need for External Pullup Pulldown Resistors gage Package Options Include Plastic 300 mil Shrink Small Outline DL and Thin Shrink Small Outline DGG Packages DGG OR DL PACKAGE 3 PIN DESCRIPTION C me o o o um C o 00000 NENNEN o o e 26 208 oe e 222 s LL RENE m m em 2 m em m 0 s 0 06 000 w ary NEN i ml em ET Latch1 input Clock input 1 3 5 9 Function introduction to MSP 34x5G 1 Description The MSP 34x5G family of single chip Multistandard Sound Processors covers the sound p
139. d tuner Whether decode board R192 has video signals Check the circuitfrom AV board to decode board vide jack Whether decode board N Whether P N 015 17PIN has decode board lineis Repair Y Y Check R192 C210 Whether con decode board N Wer N U15 TVP5146 43PINhas peripheral circuit of andthe digital video signa decode board U15 peripheral elements output is normal Y Change U1DMN8652 Change decode boardU15 Figure 3 3 2 9 Troubleshooting flow chart for TV signal input hasno image 80 10 Troubleshooting process for signal is shown figure 3 3 2 10 Cannot receive TV signals Whether 5V power supply of AV board tuneris normal Check 5V powersupply Whether tuner SCL SDAare normal Check SCL SDAbus circuit Whether AV board X2 crystal oscillator has Check X2 oscillation circuit oscillated Change tuner Figure 3 3 2 10 Troubleshooting flow chart for Cannotreceive TV signals 81 11 Troubleshooting process for sound when playing discs is shown in the figure 3 3 2 11 No sound when playing discs Whether decode board U16 has digital audiosignal input N Change decode board U1 Whether voltage of each pin of decode board U16 is normal Y Change decode board 016 Whet
140. detect and play Can detect and play 2 2 Can detect and play w hen connect USB Hub d more than one USB devices Note USB refers to Universal Serial Bus Most of USB devices the market are USB1 1 USB2 0 There are some types USB 1 1 devices Monitors Communication devices Audio Human input Mass storage Most FLASH MEMORY MP3 PLayer USB HDD ect belong to MASS storage Class Mass storage Class include 2 transport manners 1 USB 1 1 Mass Storage Class Control Bulk Interrupt Transport 2 USB 1 1 Mass Storage Class Bulk Only Transport This unit support USB 1 1 Mass Storage Class Bulk Only Transport we are not sure that other USB devices can be supported So please find out about the features of USB equipments before buy When use USB 1 1 Mass Storage Class Bulk Only Transport devices please notice the file operation 36 system support Windows FAT not support FAT32 and NTFS ect file system 2 13 SPECIFICATIONS Play able discs DVD SV CD CD DVD RW Recordable dis cs DVD D RW Recording formats DVED MPEG 1 1 Recording quality HQ High Qualit S P St andard Play Ext end Play SLP Standard Long P lay Composit e video input S video input Y DV cam jack E1394 I Link USB input input Analog audio i SCART input MIC input Input Composit e video output S video output Y
141. e w m me a a So ccc Se pem w cells marked PASS means these card are supported on this unit cells marked N A means these card are notrecognized on this unit cells marked means the card reader have not corresponding slot Table 2 SQA Comments N E t Model Ch t Details R k updated on Build042 Can detect and play DORTRV18 120 digital zoom lt Can detect and play Sony 120xdigital zoom JVC 700xdingital zoom CANON 400xdigtal zoom CANON 4M 5 3 card SONY 5M Hxels 7X MS card Nikon OF Card DC KODAK 4M Rxw Is SD MMCcard Olympus 3M Hxel 3X XD card FUJIFILM 3M Hxels 3X XD card APPLE MP3 CBR V BRWAV AAC MSC MP3 WMA USB interface Sony MD 3 128M USB 1 1 Aigo 128M USB 1 1 SanDisk 128M USB 2 0 Putian 128M USB 1 1 USB 2 0 NETAC 64M USB 1 1 Longview 32M USB 1 1 SONY 128M USB 2 0 1 to 4 USB 1 1 Sprinters DX 174BP USB SLM Can detect and play Not support Can detect and play Can detecct and play Can detect and play Can detect and play Can detect and play Can detect and play Can detect and play Can detect and play Can detect and play Can detect and play Not support Can detect and play Can detect and play Can detect and play Flash Driver Can detect and play Can detect and play Can
142. e copied bigger than the space available on the disc the unit will provide the following message DVD disk is not enough o Press Dubbing button to startthe dubbing process Dubbing will copy the program s selected with the same properties in formation over to DVD Note Af the disk is replaced or removed prior to dubbing all dubbing selections will be cleared 2 Once dubbing starts the unit returns to Time 2986 shifting mode automatically a dubbing icon will be blinking on the top left corner ofthe screen It is possible to play any title on the HDD while dubbing is in progress but editing is not allowed during dubbing 3 If the writing to DVD fails at any point during this operation the following message will appear Error when dubbing title All dubbing will be removed automatically 4 the title store HDD is locked this title will be copy to DVD R DVD RW but protected title can be copy to DVD R DVD RW 2 8 TIME SHIFT MODE 2 8 1 Summarization Many users often lost programs they desired to receive as some thing suddenly happen during watching In order to ensure the user can receive the programs perfectly we setup the time shifting unit to satisfy their needs The instruction is as follow 2 8 2 How to Receive the TV Program 1 According to the figure shown in section System Connections Connecting to TV set connect the system 2 Connect the power plugs of the TV and thi
143. e when seen through a cable by a remote receiver indicates the presence of an active connection This bias voltage source must be stabilized by an external filter capacitor of 1 uF TPBIAS is typically 0 2 V when the port is not connected to another node The line drivers in the TSB41AB1 operate in a high impedance current mode and are designed to work with external 112 line termination resistor networks in order to match the 110 cable impedance One network is provided at each end of a twisted pair cable Each network is composed of a pair of 105 series connected 56 resistors The midpoint of the pair of resistors that is directly connected to the twisted pair A terminals is connected to its corresponding TPBIAS voltage terminal The midpoint of the pair of resistors that is directly connected to the twisted pair B terminals is coupled to ground through a parallel network with recommended values of 5 k and 220 pF The values of the external line termination resistors are designed to meet IEEE Std 1394 1995 when connected in parallel with the internal receiver circuits An external resistor connected between the RO R1 terminals sets the driver output current along with other internal operating currents This current setting resistor has a value of 6 34 k 1 096 When the power supply of the 5 41 1 is off while the twisted pair cables are connected the TSB41AB1 transmitter and receiver circuitry presents a hig
144. e and Servicing Section One Principle of the Player 3 1 1 PCB board composing figure of the player DW9952K is a multi function recorder with playing disc recording and hard disc recording all in one which supports the record discs with DVD R DVD RW DVD R DVD RW format The player is composed of components of decode board loader AV board power board main panel and hard disc shown in the figure 3 1 1 1 A 12V GND AV board 7DW9918K 4 MIC board MIC DET AINLF JP1 AINRF Front AV board FCVBS BDW9920 2 R SC2 SC1 CVBS IN MUTE CENTER RST AUDIO GND SUBWOOFER E5 GPIOX1 OPTICAL SPDIF OUT 12v GND 12 NC 5V CW9952K 2 GND JP2 CN3 GND Power board TPA 4 59920 7 USB DV Jack board Decode board lt lt USB BDMO 2DW9927 5 lt _ USB_BDP0 CN4 5V 25V F GND KEY 04 VFD DIO VFD CLK VFD STB MUTE 5V STB P CTL PSW Main panel 4DW9920 1 KEY C RST HOST LED Figure 3 1 1 1 PCB board composing diagram of the player 3 1 2 Block diagram of the player Block diagram of the player is shown in the figure 3 1 2 1 VFD 14 31818M U15 IN TVP5146 4 CVBS IN board Panel button Video A D CVBS Pane baton conversion SC2 5 1 CVBS IN TV CVBS VFD DIO IR FMUTE D 7 0 VFD STB W
145. e and start recording 2 According to the desired time press the Record button once or more Pressing Record button once the length of the recording time will extend for 30 minutes The recordable time relate to the record quality and the remain space of the HDD In time shift status the max recordable time is one hour When exceed recordable time the system will cancel OTR function and switch to normal recording mode 2 7 5 Dubbing Sometimes you must free space to record new program s on HDD but you don t wantto lost the program s which have been recorded on HDD May be you want to playbackthe program s which be recorded on HDD by using another DVD player The unit can select program s from HDD and copy them to recordable DVD disc The operation of dubbing as follows 1 Insert a recordable disc into the tray The unit will take a momentto get information from the disc 2 Press HDD to display HDD Title list you may select the program by using 5 6 button and press Add Clear to confirm You can select one or more programs for dubbing 3 When you select title for dubbing you will see the percentage available of the disc space on the top right corner of the HDD title list screen 4 a program is selected The Dubbing Icon Will appear next to it on the front of the title list Press Add Clear button again to remove the previous selection If the program you are about to select is determined to b
146. earth should be determined according to the wettability of the local soil For humid places it may be shorter and longer and deeper for dry places If possible it can be distributed and layed in terms of shape 2 On operating table board the antistatic table cushion should be covered and grounded 3 All devices and equipments should be placed on the antistatic table cushion and grounded 4 Maintenance personnel should wear antistatic wrist ring which should be grounded 5 Places around the operating position should also be covered with electric conduction cushion or Painted with antistatic paint 1 1 3 Precautions for laser head 1 Do not stare at laser head directly for laser emission will occur when laser head is working which will Hurt your eyes 2 Do not use wiping water or alcohol to clean laser head and you may use cotton swab 1 1 4 About placement position 1 Never place DVD player in positions with high temperature and humidity 2 Avoid placing near high magnetic fields such asloudspeaker or magnet 3 Positions for placement should be stable and secure 1 2 Maintenance method 1 2 1 Visualized method Directly view whether abnormalities of collision lack of element joint welding shedding welding rosin joint copper foil turning up lead wire disconnection and elements burning up among pins of elements appear Check power supply of the machine and then use hands to touch the casing of part of elements and ch
147. eck whether they are hot to judge the trouble spot You should pay more attention when using this method to check in high voltage parts 1 2 2 Electric resistance method Set the multimeter in resistance position and test whether the numerical value of resistance of each point in the circuit has difference from the normal value to judge the trouble spot But in the circuit the tested numerical value of resistance is not accurate and the tested numerical value of integrated IC s pins can only be used for reference sothe elements should be broken down for test 1 2 3 Voltage method Voltage method is relatively convenient quick and accurate Set the multimeter in voltage position and test power supply voltage of the player and voltage of a certain point to judge the trouble spot according to the tested voltage variation 1 2 4 Current method Set the multimeter in current position and test current of the player of a certain point to judge the trouble spot But when testing in current method the multimeter should be series connected in the circuit which makes this method too trivial and troublesome so it isless frequently used in reality 1 2 5 Cutting method Cutting method should be combined with electric resistance method and voltage method to use This method is mainly used in phenomena of short circuit and current leakage of the circuit When cutting the input terminal voltage of a certain level if voltage of the player rises again it
148. ect ratio 1 In the Video Setup Menu select item TV aspect ratio by 5 6 buttons and press Select button and then the value list will appear which is shown as the right figure 2 Select the suitable value by 5 6 buttons and then press the Select button meaning of each value to be selected of this item is asfollows 16 9 Applicable to wide screen TV set Pan Scan Suitable for the common size TV set When playing wide screen pictures left and right of the original pictures are cut off The picture will be displayed to full screen Letter Box Suitable for the common size TV set When playing wide screen pictures black banners will appear onthe top and bottom of the TV set Note The playback effectis related to the playing disc lf a disc is recorded in the aspect ratio of 4 3 the ratio can only be 4 3 no matter which screen setting you select This setting should conform to the aspect ratio of the TV set SETUP MENU VIDEO Progressive Interlaced 1 In the video setup menu use 5 6 buttons to select Progressive Interlaced item and press Select button thena list will appear 2 Select Progressive or Interlaced 3 Press Select button to fulfill the Progressive Interlaced switch 4 Youcan also keep on pressing IS PS button for 3 seconds to perform the Progressive Interlaced switching SETUP MENU VIDEO value of this setting must accord w
149. ect the system properly to ensure the TV signals can enter the system through the TV TUNER input jack Please refer to System connection System Connection of Recording External Signals for the connection illustration Modify Channel Information you can the channel after the corresponding program s name or any other name you like sortthe channel order to access the special channel easily tune the channel finely and scan the channel manually You can manage the channels more easily and make this unit receive the TV signal better by these operations introduced in this section 1 Highlight item Modify Channel Information in Channel Scan menu and press Select button then the Modify Channel Information menu will appear as shown in the right figure this unit has not scanned any programs the Modify channel information menu can not be displayed Modify channel information d 2 Highlight item Program Number and select the desired channel to modify by pressing Channel A ChannelV button 3 Change the Channel name Highlight the item press Select button and then the right window ofthe same line will become input status shown asthe following figure Move the cursor to a character by 3 4 buttons and then change the character by 5 6 buttons When finishing changing all the characters press Select button to confirm changing sequence
150. el power supply adopt disconnetion method to decide trouble range After disconnecting power supply of loader test power board 12V power supply voltage and it resumes normal which means the trouble of loader causes that there is no 12V power supply After changing loader trouble is removed Example 3 Description no sound oymptom DVD playing external signal switch and TV signal receiving have no sound Analysis and troubleshooting according to trouble symptom we can judge that trouble lies in audio output circuit Firstly use multimeter to test power supply of AV board audio amplifying circuit and 12V voltage is normal test input pin of AV board audio amplifying circuit U3 and there is audio signal input use oscillograph to test C33 C37 of AV board and there is audio signal output which means that front stage circuit is normal so we doubt that mute circuit has trouble Use multimeter to test mute circuit AMUET and it is high level which means that mute circuit has started up and machine enters mute state Use multimeter to test base electrode of Q6 and find that base electrode voltage of this triode is 4 5V test base electrode of Q8 and find that this pin is high level this pin voltage is sent out from panel IC UPD16316 so we doubt UPD16316 has trouble after changing it trouble is removed Example 4 Description machine failure after power on Symptom after connecting to power power indicator light is on picture of the
151. ent directory 7 Unselect all Cancel all marked files under the current directory 8 Favorite Place the marked file under the current directory into your favorite list 9 Favorite list This function may help you to enter your favorite list or press RECORD button to enter the list The favorite list is divided into 3 file folders of audio video and picture and you may use RECORD button to fulfill the switch in folders Audio Favorite List AUDIO 1 06 MP3 00 00 00 00 00 00 2 AddiClear zn this process press 3 button to return to the previous directory When playing files press 4 button and Invalid will display 8 That copy file to USB device is not supportable The disc that has copied file cannot be used to record external signal source If you want to record external signal 22 Please enter Timeshift state In SETUP menu TimeShift Erase optical disc item erase disc The discthat has recorded external signal cannot copy files until disc erasing 2 6 2 Playback Control Menu Loading a disc with directory structure or playing a file like JPEG MP3 DivX your can display the playback control menu by pressing Info button once ortwice You can do some operation to current file by the playback control menu The playback control menu will be ng different type disc When playing MP3 When playing JPEG The means of thelist values are as following 1 Type display current playback type
152. enters standby status 5V STB supplies power for U2 through D1 D1 D2 makes a separation function in the circuit 5V STB D1 1N4148 C28 U2 104 41 8563 1 02 2 6 3 4 X1 32 768KHZ 20PF BT1 SDA 30 C31 20 20PF open SCL 1 7 Figure 3 2 13 2 Clock circuit diagram 3 SCART outputmode control circuit 1 CVBS RGB output control circuit when the machine is in power on status SCART terminal is required to output RGB signal we switch the output mode if machine in RGB state shown in the 58 Figure 3 2 13 3 decode chip E5 outputs high level to make 028 026 saturated 5 1 CVBS RGB SEL end outputs high level when output mode of the machine is composite video decode chip GPIOXA outputs low level to make 028 026 cutoff SC1 CVBS RGB SEL end outputs low level when machine enters standby status machine enters LOOP working mode 5V power is 029 cuts off 027 is controlled by FSS end level SCART input terminal so CVBS RGB SEL end is controlled by VI FSS end now output mode is decided by external 5V STBO input source R146 470 R149 510 026 3906 R150 3 3K VI FSS R152 10 5 1 CVBS RGB SEL R155 lt R151 75 1 TH Ku um R156 1K E5 GPIOx4 1 3904 3904 R157 Q29 3 3K 3904 Figure 3 2 13 3 CVBS RGB output control circuit diagram 2 Screen display ratio control circuit When
153. ess Disc operation again to exit 2 12 USB MODE 2 12 1 Summarization This unit is equipped with an USB socket then the equipment with USB socket e g DV DC Table 1 CARD model USB card reader model MP3 Player Flash Driver USB Hub USB Card reader can be connected to this unit This unit only supports such file formats in USB device JPEG MP3 WMA Only when the other file format is translated to one supported by this unit can itbe played 2 12 2 Operations 1 Insert the USB device to the USB socketin this unit 2 Plug in this unit and then turn it on by button STANDBY ON 3 Press button FILE to enter the mode of reading USB 4 When playing the files in USB please perform the corresponding operations according to chapters File Operation Mode Playback Control Menu Control Wipe Mode when playing JPEG Disc Control Zoom Mode when Playing JPEG Disc and Picture Rotating when Playing JPEG Disc 2 12 3 Exiting the USB mode Press button SOURCE to exit the USB mode Note This unit can not support all the USB devices of DV DC MP3 Player Flash Driver USB Hub and USB Card readerin the market We list some USB devices passing the test in this unit for your micro SD MMC MS XD SM Drive CITIES as as Serena me 7 IN1 USB flash 1 1 Sl me w s
154. f recording external signals for details Make the source equipment works properly and let it output the signal intended for recording 2 Press Source to select desire source and then the TV screen will show the corresponding picture 3 Pressing Source button can expediently view the external signals one by one The sequence of selecting the external signal is shown in following If you prepare to record DV press DV button once TV INPUT BI Front CVBS Bi Rear CVBS Rear S VIDEO BI SCART Please refer to System Connections System Connection of Recording External Signals for the positions of the input signals sources on this unit 4 Set quality in system setup menu prefer to Recording mode Recording to DVD Manual Recording Quality please Notes Z System displays it means viewing the input source can not be realized in the current mode so please press Return button once or more times to quit the current mode then perform the corresponding operations again When the unit is recording if you wantto view the external signals you must stop the recording first 2 7 3 Recording to DVD Manual Recording The following figure shows the construction of the menu in recording mode The items can not be controlled in this mode but you can learn some information from them Please follow the following steps to finish a recording task
155. fying to send to pin 22 of AV board CN2 socket and output to decode board Firstly use oscillograph to test pin 12 of tuner and there is video signal output then test emitter electrode of Q33 and there is also video signal output when testing 22 pin of decode board CN6 and there is no waveform output Use multimeter to test the resistance between pin 22 of AV board CN2 and pin 22 of decode board CN6 and it is infinite which should be zeroin normal conditions After changing 26P flat cable trouble us removed Example11 Description no sound when watching TV program Symptom DVD playing sound and image of external signals are normal and there is no sound only when in TV signals input Analysis and troubleshooting outputted by pin 14 of AV board high frequency tuner TV signals are sent to AV board U6 for NICAM processing then outputted to U1 through pin 30 31 of U6 after NICAM processing then sent to decode board for audio processing after gating Firstly check whether audio system is normal use oscillograph to test pin 14 of AV board tuner and audio output is normal check U6 output pin and there is no waveform output check pin 2 of U6 and there is audio signal input which means that this U6 does not work normally Firstly check power supply and reset of U6 and they are both normal so we doubt that clock of U6 is abnormal use oscillograph to test X2 crystal oscillator and find that there is no oscillation waveform so we doubt that cr
156. g The default answer is No in order to minimize error risk Note Accuracy of Split location is within 0 5 second 4 Segment This option brings upthe Segment screen You can navigate the program similar to Playback screen and marka location for the beginning of a segment followed by a location for the end of a segment according to press the Select key the marked segmentis highlight in process bar The segments will not be visible if the title is played back Also the segments will not be copied to DVD if the segmented title is selected for Dubbing If you re enter the segment screen for thesame title you cansee the identified segments See Figure If you want to cancel the marked segment you press the Add Clear key in the segment mode 5 Combine 33 Select one tile ofthe two that you want to combine press 4 button to enter editing mode Select COMBINE press SELECT button and TV screen displays asthe following figure Select the other title that you want to combine and then press SELECT button This operation may combine two titles with the same quality 9 6 Rename This option brings up the on screen keyboard You can type inthe title name forthe title Use the 5 6 to highlight the desired key and press SELECT button to select V Title name TITLE 1 2
157. gs upthe Split screen You can navigate the program similar to Playback screen and mark a location at which the program will be cut into 2 separate programs and registered on the HDD title list See Figure You can use all navigation features press Info twice to bring up the hot keys on the bottom of the screen pressing Info three times again will remove the help information Note is irreversible Once the program has been split the 2 titles can not be concatenated back When a program is split the resulting two programs will carry the same name with added index numbers 1 2 date time of the 2 portion will be updated according to the split point The Index picture of the 2 portion is the first non blank picture of the 2 portion while the Index of the first portion is first non blank picture of the 1st portion Select is not pressed in the Split screen and the screen is leftthen the program is intact Split screen can only be accessed as the title you want to splitis not Protected or Locked Press Return key will transit back to HDD title list without splitting If the splitting point is not chosen and the title playback comes to an end then the system will switch to Pause When the operation 15 finished the system will transit back to title list and the first part of the program will be highlighted Before splitting you will be asked if you want to proceed with splittin
158. h impedance to the cable and does not load the TPBIAS voltage at the other end of the cable Fail safe circuitry blocks any leakage path from the port back to the device power plane The TESTM SE and SM terminals are used to set up various manufacturing test conditions For normal operation the TESTM terminal should be connected to VDD through a 1 k resistor SE should be tied to ground through a 1 k resistor and SM should be connected directly to ground Four package terminals are used as inputs to set the default value for four configuration status bits in the self ID packet and are tied high through a 1 k resistor or hardwired low as a function of the equipment design The CPC2 terminals are used to indicate the default power class status for the node the need for power from the cable or the ability to supply power to the cable See Table 9 for power class encoding The C LKON terminal is used as an input to indicate that the node is a contender for either isochronous resource manager IRM or for bus manager BM TSBA1AB1 supports suspend resume as defined in the IEEE 1394a 2000 specification The suspend mechanism allows pairs of directly connected ports to be placed into a low power state suspended state while maintaining a port to port connection between bus segments While in the suspended state a port is unable to transmit or receive data transaction packets However a port in the suspended state is capable of detecting
159. hapter will not be implemented Z The system must be properly collocated to fulfill the schedule recording task Do not use the finalized DVD R disc 2 9 PLAYING AND PROCESSING THE DISC RECORDED BY THIS UNIT After finishing recording aDVD RW DVD R disc you may play it in this unit then you can do some operations on it to make it easier to use When loading this disc the TV screen will display the following picture Each little icon in the picture stands for atitle the right words and numbers indicate some information of the title Their meanings are as following a Titlename and Title is the default name b The date of recording this title c The time of recording this title d The record quality and length ofthe title 1 TITLE 01 01 2000 SP 00 01 04 8090 gt gt 2 TITLE 01 01 2000 03 25 02 SP 00 03 42 3 TITLE 01 01 2000 SP 01 28 28 The start picture when playing DVD R RW disc recor ded by this unit Title list The following descriptions will tell you what to do when meeting this picture 2 9 1 To Browse the Contents of the Disc and Select one Title to Play 1 Roll up and downthe title list picture by 5 6 buttons to browse allthe titles 2 Highlight a title icon you desire to play by 5 6 buttons then press SELECT button to play it 3 During playing you can press TITLE button to switch the TV screen picture to Title List to select another ti
160. her peripheral circuit of AV board U3is normal Y Change AV board U3 N Change main panel U1 016316 N Check peripheral elements of U16 Whether AV board 03 1 PIN 7PIN have audio output Check peripheral circuit of AV board U3 Check whether pin 5 of Cn4 islow level Check whether C electrode of Q4 isnegative voltage Y Change terminal Figure 3 3 2 11 Troubleshooting chart for No sound whenplaying discs Check whether Q5 Q8are normal Y Check Q7 N Change triode 89 12 Troubleshooting process for Pictures of external input has mosaic is shown in the figure 3 3 2 12 Picture of externalinput has mosaic 24P flat cablefrom boardto decode board and check whether picture has mosaic N Change AV board U6or X2 crystal oscillator voltage of each N whether peripheral N Check 015 peripheral pin of decode board circuit of decodeboard circuit 015 is normal U15 is normal Y Y Change decode board U1 MDN8602 Change decode boardU15 Figure 3 3 2 12 Troubleshooting flow chart for Picture of external inputhas mosaic 83 13 Troubleshooting process for Machine failure after power on there is power on picture but on button function is shown the figure 3 3 2 13 Whether Machine failure after Check each powersupply
161. iding Chapter 1 In the edit control menu move the cursor by 5 6 buttons to selectthe Chapter Hide Unhide item 2 Press the SELECT button to switch the value of this item the value is Hide chapter this chapter will be played when playing in normal mode 1 the value is Unhide chapter this chapter will be skipped when playing in normal mode Note This operation is invalidto DVD R L EDIT MODE Title 01 05 Chapter 01 01 PLAY Chapter marker Hide chapter Index picture Splittitle Time 0 01 05 Changing the Index Picture When entering the DVD title menu Press the TITLE button when playing the title index will be shown onthe screen as alittle icon standing for a title Please refer to Playback Mode The method of changing the title index is introduced in the following 1 In the edit control menu move the cursor by 5 6 buttons to selectthe Index picture item 2 Now please watch the playing picture carefully when meeting a picture you like you can press SELECT button to replace that title icon by that picture Title 01 05 Chapter 01 01 PLAY Chapter marker 40 Hide chapter Index picture Splittille Time 0 01 05 Split Title 1 Highlight the Split title item in edit control menu shown as the following figure then press SELECT button The operation will divide current title to 2 titles
162. isplay the control menu Pressing Edit button secondly can exit the control menu Note When appears while you press the EDIT button it may indicate that the DVD RW disc inthe loader has been written protected or the systemin current mode can not enter the editing mode You can perform the disc operation to cancel the write protect or exit current mode 2 10 3 Menu Explanation The editing control 15 shown in the following The meaning of each item is as following Title 01 05 Chapter 01 01 PLAY Chapter marker Hide chapter Index picture Splittitle Time 0 01 05 O A WO 1 Title the left ofthe number beside the icon is the current title number and the rightis the total of the titles in the disc 2 Chapter the left of the number beside the icon is the current chapter number and the right is the total of the chapters in the disc Play this item can perform the following functions Play Pause Fast forward Slow forward and Step 4 Chapter marker separate or combine the chapters 5 Hide Unhide chapter display or skip the chapter when playing it 6 Index picture change the index icon 7 Split title divide current title to 2 titles at current point 8 T Elapsed can not be controlled showing the elapsed time 2 10 4 Operation Steps Selecting the Title Chapter to be Edited 1 Enter the editing mode 2
163. ist in different orders First you must in the title list screen press HDD Press the Sort button repeatedly for one of the following sorting options Sort by date time descending the most recent recording appears on top of the list Sort by name ascending Names in order A to Z programs with the same name will appear in ascending time order with the oldestone being higher than the move recent one Zi Sort by name ascending Names in order 210 programs with he same name will appear in ascending time order with the oldestone being higher than the move recent one to default sortby date time ascending most recent recording appears last on the list Note The default order is by date time ascending and will be applied every time you enterthe HDD title list 2 11 DISC OPERATION 2 11 1 Summarization The disc operations referto some operations about the discin the loader including viewing the disc information finalizing a disc erasing the disc content erasing the title lock unlock the disc and so on 2 11 2 Entering the Disc Operation Mode If you load unfinalizing DVD R DVD RW disc you can enterthis mode There are two ways to enter this mode 1 During playing you can enter this mode by Disc operation button After entering the mode pleas press 4 button to display the control main menu as shown in the following figures Play Play Rename disc Y PAL Unlock disc
164. itch function in this period the machine has no contact with external signal but is only used as a switch port To be easy to understand we define Sc1 as output terminal and Sc2as input terminal different from principle diagram only for reference 5 SCART terminal function selection is shown as the following table Defin ition Description sinat Defin ition Description Signal direction _R OUT R OUT right channel audio B SC1 R IN right channel audio input M R signal ground 61 scit OUT left channel audio output video R E m audio ground w ire signal output B Cr signal ground SC1 CVBS RGB SEL CVBS RGB control LN left channel audio input NIA groundwire component video B Cr CVBS around wire signal output 3 AV CONTROL SC1 CVBS OUT video output NN NEA component video G Cr signal output 6 SCART inputterminal pin function introduction is shown in the following table ep ed a ES ee enon w m m eem om D mU sees 8 4 omm o w wes _ Femme cma om gt sm m w eL ses 3 2 14 MIC circuit 1 MIC circuit bl
165. itch principle In this player decode board bus uses 3 3 level while elements such as AV board tuner need to use of 5V level soa level conversion circuit is added on circuit This circuit utilizes the on off features of MOS tube when main chip outputs 3 3V pulse UGS is OV MOS pipe cuts off under the function of pull up resistor D electrode of MOS tube has 5V pulse that outputs to AV board to realize level switch When main chip is low level UGS is 3 3V MOS tube is on and D electrode of MOS 15 low level 3 Data transmission criterion of bus Data transmission once of IIC bus from host machine is called a frame composed of start signal address code several data byte replay bit and stop signal When communication starts up a start signal when high level is SCL line a drop edge produces on SDA line address code 8 bit of subordinate machine and read write signal are sent automatically when communication stops host machine sends a stop signal when high level is on SCL line a rise edge produces on SDA line During the course of data transmission when high level is SCL line data on 5 must be confirmed steady when data of a byte is transmitted a relay signal must be sent by receiver Transmission speed of bus is 100kbps standard 400kbps high speed When 5V power supply is adopted input level is ruled as 1 5 VlHmin 3V when wide power voltage is adopted level is
166. ith data for reads center aligned with data for WRITE Data mask DM for write masking only VDD 2 375V 2 75V VDDQ 2 375V 2 75V Auto amp Self refresh 7 8us refresh interval SSIL 2 l O interface 66pin TSOPII package PIN DESCRIPTION EN 00 s e NENNT NENNEN corresponds to the data on DQ0 DQ7 Write enable CAS Column address strobe pis RAS Row address strobe x NNI Selection input Address inputs Address inputs Address inputs Address inputs Address inputs Supply Voltage Ground Address inputs O R 8 ___ __ BENT Address inputs BEENDEN Address inputs Address inputs Address inputs Address inputs GE Clock enable __ __ o UDM correspond to the data on DQ8 DQ15 Ground VREF Reference Voltage for 5511 2 No connection UDQS Ground Data in Data out Supply Voltage for DQ 2 2 2 2 2 2 2 3 3 3 3 V 3 V 3 3 3 3 3 4 4 4 4 4 C 4 C Clock input 4 4 U 4 V 4 N B B A A A A D S A A Address inputs A A A A A N N D S N N S C A A 0 1 2 3 D S 4 5 6 7 8 9
167. ith the scanning mode of the TV otherwise the TV screen will display nothing Change the output format may cause no picture on the TV screen If happen this please press IS PS on the remote control to restore the output format avoid instability of output signal please don t perform Progressive Interlaced function by component Y Cb Pb Cr Pr terminal on the rear panel when SCART output item is RGB SCART Output 1 In general setup menu highlight SCART output and press Select button and then a list will appear 2 Select YCbCr CVBS or RGB in the list and press Select to confirm When using component video output please select YCbCr CVBS When using SCART output you may select according to the fact But you had better select the RGB This setup does not affect the composite video output SETUP MENU VIDEO Video output format PAL Letter Box TV aspect ratio Progressive Interlaced SCART output Preview Type Preview Type 1 In the video setup menu use 5 6 buttons to select Preview and press SELECT button then a list will appear 2 Select Static or Dynamic 3 In HDD title list menu the preview is static or dynamic SETUP MENU VIDEO Video output format Letter Box TV aspect ratio Progressive Interlaced SCART output Preview Type 2 4 4 Audio Setup 1 Display the system setup control menu 2 Move the cursor by 5 6 buttons to select
168. izing IC P0018 outputted by pin 2 V18 Y U12 O PQ018EZ02 PQ070XZ02 VIN vour Q 2 R168 C188 a a 1 C186 104 2 185 104 330u 16 R169 2 2 Figure 3 2 8 1 1 8V voltage stabilizing circuit diagram 2 3 3V voltage stabilizing circuit is shown in the figure 3 2 8 2 and mainly supplied power for decode chip FLASH and SDRAM 5V power inputs from pin 3 of U13 after being voltage stabilizer by voltage stabilizing IC Lt1117 outputted by pin 2 Figure 3 2 8 2 3 3V voltage stabilizing circuit diagram 3 2 5V voltage stabilizing circuit is shown in the figure 3 2 8 3 and mainly supplied power for decode chip 3 3V power inputs from pin 1 of U14 after being voltage stabilized by voltage stabilizing IC Pq025 outputted by pin 3 V33 25 Figure 3 2 8 3 2 5 voltage stabilizing circuit diagram 53 3 2 9 USB jack circuit 1 DMN 8652 integates USB mudule circuit inside which can directly read USB external devices When the USB module circuit integrated inside DMN 8652 detects the external device connection it continues to apply interruption for the control module of DMN 8652 and waits the response of DMN 8652 control module after control module has a response USB module circuit achieves internal bus and reads data of external device in directly USB signal is inputted through socket directly 2 Pin introduction of USB is shown the following table 3 2 10 DV jack circuit
169. k in daily operation 1 Main panel clock 5 MHZ waveform diagram Test point 01 51 peak value 3 64 Tek Al e Stop Pos 0 0005 SAVE REC ACTION Format About Saving Images select 1 Folder Save 1 00 10015 30 06 09 99 2 Waveform diagram of crystal oscillator 32 766KHZ connected with panel clock signal externally Test point U1 2 peak value 3 16V Tek Stop Pos 0 0005 Action Format BME Saving Images select n Folder sawa 01 1 00 10 0 us 1 66 Current Folder is 86 3 signal waveform diagram Test point panel flat cable position Tek Stop Pos 0 0005 action Save mage File Format About 1 saving Images select Folder Save 2 BRP CH1 2 004 1 005 7 0 00 Current Folder is 4 SDRAM clock signal waveform diagram Test point 45 U4 45 peak value 736MV frequency 150MHZ Tek Rum B Stop 0 0005 SAVE REE Action save Image 1 W 1 Select Falder sve BMP Ty 200my S 00ns 7 131v Current Folder is 5 SPDIF_OUT signal waveform diagram Test point 05 12 peak value 6 56V Tek T Stop Pos 0 0005 SAVE REC Action Save mage
170. ld voltages VTH 4 63V 4 4V 3 08V 2 93 2 63V 2 2V 1 8V 1 66V 1 57V 1 38V 1 31V 3 reset output options Active low RESET push pull Active low RESET open drain Active high RESET push pull 24284 No external components Immune to short negative VDD transients Guaranteed Reset valid down to 0 8V Threshold hysteresis 2 1 of VTH Very small SOT23 3L and SC70 5L packages 3 PIN DESCRIPTION if 3 5 15 function introduction to 5 0380 1 Description The Fairchild Power Switch FPS product family is specially designed for an off line SMPS with minimal external components The Fairchild Power Switch FPS consist of high voltage power SenseFET and current mode PWM IC Included PWM controller features integrated fixed frequency oscillator under voltage lock out leading edge blanking optimized gate turn on turn off driver thermal shutdown protection over voltage protection and temperature compensated precision current sources for loopcompensation and fault protection circuitry Compared to discrete MOSFET and PWM controller or RCC solution a Fairchild Power Switch FPS can reduce total component count design size weight and at the same time increase efficiency productivity and system reliability It has a basic platform well suited for cost effective design 2 Features Precision fixed operating frequency 100 67 50kHz Low start up current t
171. liability This device is well suited for cost effective design of LCD monitor adapter 2 Features Precise fixed operating frequency 70 2 Low power consumption under 1W at 265 with 0 5W load with a burst mode operation Pulse by pulse current limit Abnormal over current protection auto restart mode Over voltage protection auto restart mode Over load protection auto restart mode Thermal shutdown auto restart mode Under voltage lockout Fully avalanche rated and 100 tested senseFET Internal soft start 3 DESCRIPTION Feedback This pin is internally connected to the inverting input of the PWM comparator 2211 0001 This pin is connected directly to the high voltage DC link 3 5 13 Function introduction to M41T80 1 DESCRIPTION 41 80 is the latest serial real time clock chip and used in batter power supply M41T80 includes 12 jack and warning function of 400KHz special 32KHz output when in low power mode or clock generator reference input the micro controller of 32Khz is very useful The warning function of 41180 includes repeat mode from once in a year to once in a second The programmable wave function may perform program from 1Hz to 32KHz power classification of 2 when voltage power supply is normal 32KHz output is continuous and may be screen shielded by software 2 Features 2 0 5 5V CLOCK OPERATING VOLTAGE COUNTERS FOR TEN
172. llustration the Remote Control D DW9952K REPEAT 1 ALL button Repeat playback 17 button Repeat segment playback REW button Fast backward play FWD button Fast forward play PREV button Skip backward 21 NEXT button Skip forward 22 RECORD button Record the external signals 23 TIME SHIFT button Watch TV and display time shifting 18017 LLL L a LI 5 unn 7 1 STANDBY ON button Switch between standby state and working state 2 DVD button Switch to DVD mode 3 HDD button Switch to HDD mode 4 ZOOM button Enlarge the DVD VCD JPEG picture 5 IS PS button The progressive scan and interlaced scan conversion 6 P N button The PAL NTSCTV output system conversion T DISC OPERATION button Enter the disc operate mode 8 ADD CLEAR button Add Clearthe content items in the list window Clear the wrong inputnumbers 9 TITLE button Display DVD titles menu 10 CURSOR button Move the cursor 10 SETUP button System setup 12 EDIT button Enter the edit mode 43 TIMER button Enter the timing record setup 14 STOP button Stop playing recording 15 PLAY button Play a disc Mini DV cable 75 TV coaxial cable audio video cable remote control T batteries warranty card owner s manual control menu which is shown in the following
173. mode please press DVD button to enter the playback mode 7 f you press Play button the TV screen displays gi Please exit current working and then press Play button again When writing or erasing pressing Play button will be invalid there is no disc the loader or load the disc that this unit doesn t support or has been damaged badly pressing Play button will be invalid Playback from the Menu Displayed 1 When playing a DVD disc it will enter menu playing mode The menus of different discs are different Ingeneral you can selectthe playing language set the subtitle language and so on by that menu To perform some operations you only need to highlight the corresponding item by cursor buttons and confirm by Select button 2 When playing some VCD disc these menus will be a list of tracks You can select track by number or cursor buttons then press Select button to play the selected track 3 During playing you canopen the disc menu by pressing Menu button Of course all the functions about the disc menu can be fulfilled by the corresponding control menu based on this unit Playback from the Titles Displayed This operation is only available for the DVD disc During playing if you want to select some title to play you can press Title button Then the screen willdisplay the title icons list shown as the right figure You can highlight icon you like then press Sele
174. mpling clock generation with horizontal and vertical lock signal outputs Genlock output real time control RTC and genlock control output GLCO formats for downstream video encoder synchronization Certified Macrovision amp opy protection detection Macrovision is a trademark of Macrovision Corporation Other trademarks are the property of their respective owners VBI data processor Teletext NABTS WST CC and extended data service EDS Wide screen signaling WSS Copy generation management system CGMS Video program system VPS PDC Vertical interval time code VITC Gemstar x 2x electronic program guide compatible mode Register readback of CC WSS CGMS VPS PDC VITC and Gemstar 1x 2x sliced data host port interface Reduced power consumption 1 8 V digital core 3 3 V for digital I O and 1 8 V analog core with power save and power down modes 80 TQFP PowerPADackage 3 PIN DESCRIPTION Analog Video w Up to 10 composite 4 Svideo 2 composite 3 component video inputs or a VL2 C combination thereof VL3 A can be supported VL3 B The inputs must be ac coupled The recommended coupling capacitor is 0 1 F 1 VL3 C The possible input configurations are listed in the input select register at 12 subaddress 8 Clock Signals x 0 116 External clock reference input It may be connected to an external oscillator with
175. n trouble is removed 5 STB R36 18 E5 GPIOx1 RTC INT R37 R39 5V 378 O OPEN O 1N4148 C28 U2 104 M41T80 OPEN PCF8563 1 8 02 x4 VCC LL6OP COM ES INT SCL GND SDA 32 768KHZ 20PF NZ BT1 SDA 17 C30 C31 20 20 sa 17 Figure 3 3 1 2 Clock circuit diagram Example 6 Description machine failure when receiving TV signal Symptom machine failure each time when receiving TV signal that is panel buttons and remote controller have nofunction and other functions are normal Analysis and troubleshooting according to trouble symptom this trouble lies in AV board tuner circuit Firstly use multimeterto test power supply of tuner and 2 bus voltage which should be 5V for tuner power supply 5V for bus but in fact voltage tested is power supply of tuner is OVnormal after analysing through schematic diagram tuner power supply loop after power board 5V being filtered by FB1 inductor is provided for tuner test power board 5V voltage and it is normal observe FB1 inductor carefully and ithas been broken after changing elements with the same specification trouble is removed Tuner cannot work so machine failure when receiving 68 Example 7 Description cannot search TV signal oymptom picture has serious white dots when receiving but there is noimage Analysis and troubleshooting machine failure when
176. n conjunction with the LCtrl bit see Table 1 and Table 2 in the Application Information section to indicate the active power status of the LLC The LPS signal is also used to reset disable and initialize the PHY LLC interface the state of the PHY LLC interface is controlled solely by the LPS input regardless of the state of the Ctrl bit The LPS input is considered inactive if it remains low for more than 2 6 HS and is considered active otherwise When the TSB41AB1 detects that LPS is inactive it places the PHY LLC interface into low power reset state in which the CTL and D outputs are held in the logic zero state and the LREQ input is ignored however the SYSCLK output remains active If the LPS input remains low for more than 26 the PHY LLC interface is put into a low power disabled state in which the SYSCLK output is also held inactive The PHY LLC interface is also held in the disabled state during hardware reset The TSB41AB1 continues the necessary repeater functions required for normal network operation regardless of the state of the PHY LLC interface When the interface is in the reset or disabled state and LPS is again observed active the PHY initializes the interface and returns it to normal operation When the PHY LLC interface is in the low power disabled state the T8B41AB1 automatically enters low power mode if the port is inactive disconnected disabled or suspended In this low power mode the TSB41AB1 disables its
177. n language setup menu select item Menu language by 5 6 buttons and press Select button then alist will pop up which is shown as the right figure 2 Select your desired language by 5 6 buttons and then press Select button you play the DVD discs that support the selected language the system will adopt this language as the DVD menu language the disc does not support the selected language the system will use the language supported by the disc SETUP MENU LANGUAGE aot SETUP MENU LANGUAGE SETUP MENU LANGUAGE English English System Language Audio Language Subtitle Language Disc Menu Language Chinese Danish German 2 4 6 Date Time Setup In order to record the TV program on time you need to setthe DATE TIME before a timer record setting 1 Display the system control menu 2 Move the cursor by 5 6 buttons to select Item 3 Use the cursor 3 4 button to move the highlight bar to enterthe Date or Time setup menu 4 Enter the correct date in dd mm yyyy format date month year using the 0 9 keys 5 Enter the correct time in hh mm format hour minute using the 0 9 keys 6 After the date and time settings have been entered press the setup button to exit SETUP MENU DATE TIME 16 06 2005 Date dd mm yyyy Time hh mm 15 46 2 4 7 Preferences Setup 1 Display the system setup control menu 2 Move the cursor by 5 6 buttons to select
178. n move cursor by 6 button and press SELECT button to make the next row into input mode then input the date in sequence of date Month year Finally press SELECT button to confirm When the date input window is in input mode you can select a number by 3 4 buttons then press 5 6 button to change Timer Recording Setup 7 Setting the end time of recording The operation is similarto that in step 6 The meaning of this setting is that when the finish time is up the recording will be over and the unit will resume to the original mode before recording the record time from the start time to the End time is too long an error message window will appear on the button of the screen and you can not perform the following steps And SP then you need to set the Start time and End time again 17402 2274 MyTitleo a OK you select DAILY Mon Fri Mon Sat Sat Sun you only need to press Select button to confirm 298 8 Setting the recording title s name Highlight the title item press SELECT button and then the right widow of the same line will become input status shown as the following figure Move the cursor to a character by 3 4 button and then change the character by 5 6 buttons When finishing changing all the characters press SELECT button to confirm Title yTitleoO Caneel changing sequen
179. normal Y Main hastrouble and change decode board Check N Change U11 whether clock outputted by pin 1 is normal Check Check N N whether contact whether J6 has signal of DV terminalis Change DV terminal input good Y Y Check DV board flat cable and lines Check whether data N to main chipis whether U11 has rosin Change U11 normal Y Y Main chip hastrouble or rosin joint changemain Check DV boardflat cable board and lines Figure 3 3 2 1 Troubleshooting flow chart for DV has output 2 Troubleshooting process for read USB device is shownin the figure 3 3 2 2 Not read USB device Change USB socket board and check whetherit is normal Check USB socketand flat cable Check whether 5V power supply is normal Check power supplyloop Whether elements of USBline Repair are normal Upgrade software of the player and checkwhethe is normal Main hastrouble and change main board z Figure 3 3 2 2 Troubleshooting flow chart for Not read USB device 275 3 Troubleshooting process for Power is shown figure 3 3 2 3 Power not on Check Check whether two N Whether N ends of CE5have 300V two ends ofLF1 have a power cor voltage 220V input 4 Y Y Y Check She
180. nsmission the encoded data information is transmitted differentially on the TPB cable pair and the encoded strobe information is transmitted differentially on the cable pair During packet reception the TPA and TPB transmitters of the receiving cable port are disabled and the receivers for that port are enabled The encoded data information is received on the cable pair and the encoded strobe information is received on the TPB cable pair The received data strobe information is decoded to recover the receive clock signal and the serial data bits The serial data bits are split into two four or eight bit parallel streams depending upon the indicated receive speed resynchronized to the local 49 152 MHz system clock and sent to the associated LLC Both the TPA and TPB cable interfaces incorporate differential comparators to monitor the line states during initialization and arbitration The outputs of these comparators are used by the internal logic to determine the arbitration status The TPA channel monitors the incoming cable common mode voltage The value of this common mode voltage is used during arbitration to set the speed of the next packet transmission In addition the TPB channel monitors the incoming cable common mode voltage on the TPB pair for the presence of the remotely supplied twisted pair bias voltage TSB41AB1 provides 1 86 V nominal bias voltage at the TPBIAS terminal for port termination This bias voltag
181. o 24bit audio DAC to produce perfect acoustic fidelity With normal DVD playback function capable of playing DVD SVCD VCD CD MP3 JPEG DVD R and DVD RW discs Recorded discs can be played on normal DVD players Single side discs DVD R DVD RW 4 7GB are capable of 6 hours video recording Supporting 4 recording modes HQ SP EP SLP OTR function enables one touch recording convenient to select the length of recording time Manual automatic insertion of chapter mark Chapter hiding disc locking to the recorded discs DVD RW and renaming the titles are available Title index pictures of recorded disc DVD RW can be select freely Multi dubbing multi angle multi subtitle for selection Built in TV tuner with TV reception function enables automatically channels scanning With AV terminal S Video DV LINK IEEE1394 and antenna input terminals double SCART terminal convenient to record various program sources With composite video component progressive scan video output terminals and TV antenna output terminals convenient to connect with various TV sets Intelligent preset timing recording function prevent you from missing any wonderful programs Recording and output system is optional between PAL NTSC system Simultaneous video recording and playback play a previously recorded program while another program is being simultaneously recorded Select program s from HDD and copy them to DVD R RW and you
182. ock diagram is shown inthe figure 3 2 14 1 MICI IN U1A VR1 MIC2 IN OUT Potentiometer ifyi AV board MIC mute DET circuit Figure 3 2 14 1 MIC circuit block diagram Amplifying 62 2 MIC mute circuit Shown in the figure 3 2 14 2 microphone detect is fulfilled through judging the level change of microphone socket MIC DET pin when microphone is inserted DET 12 voltage suddenly decreases to OV C13 C14 the circuit discharge through to make continue DET end keeps outputting high level to MIC signal in mute For the electric charge of C13 C14 discharges quickly after a period MIC DET end outputs negative voltage and MIC signal may output normally The delayed time may be changed through changing the RC constant of C14 C13 R17 R19 D2 1N4148 R17 04 Figure 3 2 14 2 MIC mute circuitdiagram 3 Amplifying circuit Shown in the figure 3 2 14 3 the MIC signals inputted by MIC1 MIC2 through filtering circuit input to pin 3of U1 and then output from pin 1 after being amplified by U1A input to potentiometer for volume adjustment input to pin 5 of U1 for the second time amplification R11 is feedback resistor and VR1 is potentiometer 2 R1 1 OUT Figure 3 2 14 3 Amplifying circuit diagram 288 gt 3 2 15 Power circuit 1 Power circuit block diagram is shown in the figure 3 2 15 1 Rectification filtering 12V m
183. ofthe character when pressing 5 button is as right figure When pressing 6 button the sequence is reverse Modify channel information OK X 4 Change TV System You can change the sound mode by item TV System The value of the Standard must match the received TV signal If it is notright the system will not receive the program s sound signal So you should select the right value 5 the Search Type You can change the search Type There are two search modes frequency and channel a Select a channel number by pressing Channel Channel V buttons b According to the demands ofthe local TV system set item TV system by the methods described in step 4 c Highlight Frequency itemin the Modify channel Information menu by 5 6 buttons and press 3 4 button then the system start scanning channels you press 4 button the system shall scan channels forward from the current frequency you press 3 button the system shall scan channels backward from the current frequency When encountering a channel with TV program the scanning will stop Modify channel information OK 6 Skip a channel Highlightthe item Skip and press Select button to display the drop down list Select YES or NO and then press Select button to confirm you select YES and when receiving TV programs this channel can not be recei
184. or a short is present these devices limit the output current to a safe level by switching into a constant current mode pulling the overcurrent OCx logic output low When continuous heavy overloads and short circuits increase the power dissipation in the switch causing the junction temperature to rise a thermal protection circuit shuts off the switch to prevent damage Recovery from a thermal shutdown is automatic once the device has cooled sufficiently Internal circuitry ensures the switch remains off until valid input voltage is present These power distribution switches are designed to current limit at 0 9 A 125 2 FEATURE 80 mW High Side MOSFET Switch 500 mA Continuous Current Per Channel Independent Thermal and Short Circuit Protection With Overcurrent Logic Output Operating Range 2 7 V to 5 5 V CMOS and TTL Compatible Enable Inputs 2 5 ms Typical Rise Time Undervoltage Lockout 10 mA Maximum Standby Supply Current for Single and Dual 20 mA for Triple and Quad Bidirectional Switch Ambient Temperature Range 0 C to 85 ESD Protection UL Listed File No E169910 3 PIN DESCRIPTION 8 LL 00 2 mn 2 o pom mm 0 Lo o 1 22 3 5 11 function introduction to 2995 1 Description The LP2995 linear regulator is designed to meet the JEDEC STL 2 SSTL 3 specifications for termination of DDRSDRAM The device cont
185. other operations can not be proceeded including standby Once the operation starts it cannot be cancelled midway Please do not unplug the unit midway Otherwise the disc will be probably damaged TOK CANCEL TimeShift buffer length 1 In the timeshift setup menu select item TimeShift buffer length by 5 6 button press SELECT button then alist menu will appear 2 Select the desired value by 5 6 buttons and then press SELECT button to confirm There 3 timeshift buffer length 60 minutes 180 minutes 360 minutes SETUP MENU TimeShift 2 4 9 Channel Scan Setup This unit is equipped with a TV tuner by which you can receive TV signals Before receiving TV signals you must proceed tuning operation The resultof the operation will be saved and will notbe lost after this unit is switched off 1 In the System Setup Control Menu highlight item by 5 6 button 2 Press Select button then the System Menu Channel Scan menu will appear as shown in the right figure SETUP MENU CHANNEL SCAN Scan channels 1 Highlight item Scan channels and press Select button to start channel scanning You press Stop button to stop the scanning during the operation If do so the channel information been obtained during scanning can also be saved When scanning a channel the TV will show the image of this channel s program Note Z Before the channel scan operation you must conn
186. own Failsafe Circuitry Senses Sudden Loss of Power to the Device and Disables the Port to Ensure That the Device Does Not Load TPBIAS of the Connected Device and Blocks Any Leakage Path From the Port Back to the Device Power Plane Software Device Reset SWR Industry Leading Low Power Consumption Ultra low Power Sleep Mode Cable Power Presence Monitoring Cable Ports Monitor Line Conditions for Active Connection to Remote Node Data Interface to Link Layer Controller Through 2 4 8 Parallel Lines at 49 152 MHz Interface to Link Layer Controller Supports Low Cost TI Bus Holder Isolation and Optional Annex J Electrical Isolation Interoperable With Link Layer Controllers Using 3 3 V Single 3 3 V Supply Operation Low Cost 24 576 MHz Crystal Provides Transmit Receive Data at 100 200 400 Mbits s and Link Layer Controller Clock at 49 152 MHz Low Cost High Performance 48 64 Pin TQFP PHP PAP Thermally Enhanced Packages Increase Thermal Performance by up to 210 Meets Intel Mobile Power Guideline 2000 108 PIN DESCRIPTION PIN Symbol Description SYSCLK System clock output CTLO Control I Os CTL1 Data I Os 1 1 D7 t mem _ 22075 EN ow 15 C LKON Bus manager contender programming input and link on output PC1 Power class programming inputs
187. player has output and panel has no screen display panel buttons have no function Analysis and troubleshooting adopting troubleshooting method of example 2 we judge thatthe reason that leads to machine failure is the trouble of main panel which shows in the following aspects clock is incorrect or there is no clock reset circuit cannot work normally main panel U1 UPD16316 cannot work normally Use multimeter to test each pin of U1 UPD16316 and the voltage and reset are normal use oscillograph to test 5MHZ crystal oscillator and there is no 257 oscillation frequency check peripheral elements and there is no abnormality After changing the crystal oscillator with the same specification trouble is removed Example 5 Description clock cannot be saved oymptom after power off each time panel screen does not display the local time and system time is disordered Analysis and troubleshooting this player has RTC function only local time has been set when power on again after power off each time the local time will be kept unchanged If clock is not accurate firstly check AV board RTC circuit Shown in the figure 3 3 1 2 firstly test whether power supply of U2 is normal if power supply is normal then use oscillograph to test X1 32 567KHZ crystal oscillator and there should be oscillation waveform when in normal conditions but in fact there is no waveform now After changing the crystal oscillator with the same specificatio
188. pling winding when the primary winding of transformer is discharging energy the induction current forms between secondary winding and sampling winding and induction voltage forms on the two ends of each secondary winding after being rectified through secondary rectification diode provides the required DC power for each circuit of the player For power wave is large to provide stable DC output one winding of output end after rectification and filtering 5V or 3 3V generally performs sampling which is fulfilled by and the sampling circuit composed of the peripheral when output voltage is on high side IC3A is on to make the light emission diode inside IC2 emit light to control the photo triode inside 1 2 CE is on to change the space occupation ratio of switch pipe control end to make the output voltage become low or else output voltage is on high side 64 3 Working principle for standby switching to power Power on standby 5V STB is supplied to panel 13616 to make panel circuit begin working display screen displays time pin of panel IC outputs low level to V CRL end output low level power of 3 3V 12V 5 cannot output other power is normally supplied during this period and machine enters standby status After panel or remote controller inputs power on instruction pin of UPD16316 outputs high level to make B 12V arrive at the switch control circuit of 3 3 12V through C
189. receiving TV signals is mainly caused by AV board tuner circuit use multimeter to test its power supply and 2 bus voltage power supply 5V and bus 5V are both normal in the course of searching pin 2 BT of tuner has high and low voltage variation which means that tuner works normally we pay attention to check the peripheral use multimeter to test the resistance of R16 and it is infinite which is 0 ohm in fact after changing resistor with the same specification trouble is removed Example 8 Description picture of externalinput had mosaic oymptom when switching to external signal input TV picture has interference there is no picture but there is sound Analysis and troubleshooting according to trouble symptom we can decide that trouble appears in external input video processing circuit the flow of external input signal is that external video signals input to AV board after A D conversion by 015 digital video signals after 015 conversion input to decode chip in the means of parallel data Firstly we test each power supply and reset circuit of decode board U15 TVP5146 and the result is normal then use oscillograph to test clock signal of pin 74 75 and find that clock is 14 31818MHZ and waveform is normal So we doubt that U15 has trouble after changing U15 troubleis removed Example 9 Description no MIC oymptom no sound after inserting microphone sound of DVD playing TV signal receiving and external switch is norm
190. recording control bar disappear 6 When pressing the FWD button the DV will play fast forward Ifthis unit is in recording mode the recording will pause This operation can make the recording control bar disappear Note After finish the programs recording into a new DVD R DVD RW disc you need wait for a few minutes and then just capable of taking it out Or the disc will be breaked if you switch off the electricity to take it outby compulsion Do not shake this unit or unplug it when recording finalized DVD R disc cannot be used to record you want to play the recorded disc normal player you should perform the operation of Finalizing or Making Compatible Please refer to Disc Operation for details Exiting Recording Mode 1 Press the STOP button to end recording 2 4 Record to HDD Manual Recording The unit contain Hard Disc HDD you can record the program to HDD 1 Press HDD button enter HDD mode 2 Press Source button to select the desired external signal to be recorded according to the way in section Viewing the input Source if you prepare to record DV press DV button once 3 Press Record button to start Recording 4 Press Stop button to finish the recording task the program will be saving in HDD One Touch Recording OTR This function can make you set the end time of the recording When the time is up the recording will stop automatically 1 Enter the recording mod
191. rk s Esc 91515 Change stage as short protector tube normia circuit Y Y Check N Check N whether CE5 is Change whether D9 D12 is Change diode normal normal Y Y Change IC1 Check N normal Y Check N Check whether pin 4 of IC1 has 16V voltage whether R6 is normal Check whether IC 1 and transformer have short circuit Check whether IC1 is normal Check whether transformer is normal Check peripheral element of IC1 N Change transformer Figure 3 3 2 3 Troubleshooting chart for Power noton 474 4 Troubleshooting process for Cannot enter power on from standby is shown the figure 3 3 2 4 Cannot enter power on from standby Whether P CTL outputted by panel ishigh level N Panel troubleshooting Check whether D2 normal Whether B 12V is normal Change Check whether 12 is short circuited to ground Change transformer x x Remove rear stage short circuit elements Check whether Q6 Q9 are Whether V CrLis normal high level Check whether 3 5V 12V output is normal Check on off control circuit of each group 2 Check main board if has trouble Figure 3 3 2 4 Troubleshooting floechart for Cannotenter power on fromstandby 75 5 Troubleshooting process for display is shown the figure 3 3 2 5
192. rocessing of all analog TV standards worldwide as well as the NICAM digital sound standards The full TV sound processing starting with analog sound IF signal in down to processed analog AF out is performed in a single chip Figure 1 1 shows a simplified functional block diagram of the MSP 34x5G This new generation of TV sound processing ICs now includes versions for processing the multichannel television sound MTS signal conforming to the standard recommended by the Broadcast Television Systems Committee BTSC The DBX noise reduction is performed alignment free Other processed standards are the Japanese FM FM multiplex standard EIA J and the FM Stereo Radio standard Current ICs have to perform adjustment procedures in order to achieve good stereo separation for BTSC and EIA J The MSP 34x5G has optimum stereo performances without any adjustments All MSP 34xxG versions are pin compatible to the MSP 34xxD Only minor modifications are necessary 24286 to adapt a MSP 34xxD controlling software to the MSP 34xxG The MSP 34x5G further simplifies controlling software Standard selection requires a single 12 transmission only 2 PIN DESCRIPTION a 2 000 2 mm s wm e Los w o x o mme m m i e o sms feos o am Lo Low m eem Low ww
193. rom pin 16 12 digital audio signals Al DO after A D conversion input to DMN8652 directly for encoding and recording DMN8652 outputs this audio signal at the same time Audio output circuit outputs audio signals V33 AIN A V33 AIN A O O DV33 R210 ADC DIF 4 R211 ADC DIV R122 R186 R124 R212 6 8K 6 8K 2 s A RIN I R213 4 AIN D R214 22 TDO 2 0 RST A UDIO 5 12 R215 10K C281 Q R216 10K 102 15 1 L10 C287 GND_AIN C282 R125 R123 B601 10u 16 C285 C286 284 V 102 68K 6 8K 104 C283 104 1u 50 14 1u 50 V33 AIN A 193 GND 10u 16 GND AIN Figure 3 2 4 3 Audio A D conversion circuitdiagram 3 2 5 Video input circuit Video signals inputted by AV input terminal S Video terminal and tuner input decode board socket CN6 to video input selection of decode board and A D conversion IC TVP5150 for input source selection and A D conversion video data stream is outputted to 01 DMN 8652 digital video input port DMN 8652 performs encoding to externally inputted video signals and transmits signals after being encoded toloader DMN 8652 controls loader and feed circuit to fulfill the recording task of disc 1 Video input flow chart is shown in the figure 3 2 5 1 R Y IN R Y IN Front video input Tuner Video amplifying SC2 SC1_CVBS SC1 SC2 video input SC2 SC1 CVBS IN
194. rrupt occurs The PHY de asserts the C LKON output when the LLC becomes active both LPS active and the LCtrl bit set to 1 The PHY also de asserts the C LKON output when a bus reset occurs unless a PHY interrupt condition exists which would otherwise cause C LKON to be active 107 2 FEATURE Fully Supports Provisions of IEEE 1394 1995 Standard for High Performance Serial Bus and IEEE 1394a 2000 Fully Interoperable With FireWire and i LINK Implementation of IEEE Std 1394 Fully Compliant With Requirements Provides One IEEE 1394a 2000 Fully Compliant Cable Port at 100 200 400 Megabits Per Second Mbits s Full IEEE 13942 2000 Support Includes Connection Debounce Arbitrated Short Reset Multispeed Concatenation Arbitration Acceleration Fly By Concatenation Port Disable Suspend Resume Register Bits Give Software Control of Contender Bit Power Class Bits Link Active Control Bit and IEEE 1394a 2000 Features IEEE 1394 2000 Compliant Common Mode Noise Filter on Incoming TPBIAS Extended Resume Signaling for Compatibility With Legacy DV Devices and Terminal and Register Compatibility With TSB41LV01 Allow Direct Isochronous Transmit to Legacy DV Devices With Any Link Layer Even When Root Power Down Features to Conserve Energy in Battery Powered Applications Include Automatic Device Power Down During Suspend Device Power Down Terminal Link Interface Disable via LPS and Inactive Ports Powered D
195. rve and change channels change source the time shifting buffer data will be maintained SETUP MENU TimeShift K ieu Hard disk Info Showing information HDD size in Gbyte HDD available space in Gbyte and percentage total space occupies ten percent of the total space of HDD Space Management There are two space management mode 1 Press the 5 6 to select the Space management item and the pop up list will display as the right figure 2 Move the cursor to select buffer mode by buttons and press Select button to confirm Z When the title is selected being dubbed in which case the title shall be kept until dubbing is over Automatic When the HDD is full the system should overwrite unprotected title in FIFO scheme Manual When the HDD is full pop up message The hard disc driveis full Please erase some programs to allow further recording SETUP MENU TimeShift Empty hard disk Erase all programs on HDD Amessage will be shown as the right figure During the course of emptying hard disc power cannot be off Incase power off please empty the hard disc again immediately after power on Tx CANCEL Erase optical disc This operation is only available for DVD RW disc Highlightitem Erase disc and press Select button then the system will start erasing disc contents This operation will occupy many time When erasing any
196. s unit to the outlet 3 Turn on this unit by pressing the Standby On button and switch the TV set to AV mode 4 Press the Setup button to enter the System Setup mode and then perform the Channel Scanning and Channel Fine Tuning according to the steps introduced in chapter System Setup Channel Scan Setup After finishing please press Setup button to exit setting mode Z Before receiving TV programs for the first time you must do this step the unit will save corresponding information after you have done it 5 Please press Source button to enter the monitoring mode and set SOURCE item to TUNER 6 Press Channel EhannelV to switch the TV program 2 8 3 ATime Shifting When the unit is turned on or you press Time Shift button from other menus the TV channel viewed last time will be turned in and Time shifting starts automatically Time shifting allows Pausing the live TV broadcast for 60 180 or 360 minutes by pressing the Pause Step button and the viewing can resume at any time by pressing the Play button If the system is paused for 60 180 or 360 minutes it will automatically resume TV viewing If you press TS Save button the time shifting content will be saved in hard disc Note At any moment during time shifting you can press info to view help and status information Info button can be pressed once for obtaining information about time shifting buffer The information bar will
197. s and then press Select button to enter recording setup menu The screen displays SETUP MENU RECORDING the record setup menu NOTE TV screen displays when pressing 5 6 button it may indicate that the current activated menu will not be the system setup control menu Please press Return button once or more to activate the system setup control menu Auto Chapter Marker Setup 1 In the record setup menu select item Auto chapter marker by 5 6 buttons press Select button and then a pop up menu will appear 2 Select the proper value by 5 6 buttons and then press Select button to confirm This setup is used to make sure whether insert the chapter marker automatically when recording you don t setthis item to OFF the recorded contents will be automatically divided into some chapters with the same length according to the interval time you ve selected SETUP MENU RECORDING Recording Quality 1 In the record setup menu select item Record quality by 5 6 buttons press Select button then a listmenu will appear 2 Select the desired value by 5 6 buttons and then press Select button to confirm Please refer to the Recording mode Recording to DVD Manual Recording Quality for the four recording qualities HQ SP SLP Z Recording time table SETUP MENU RECORDING 160GB HDD Recording mode Recording time 4 7 DVD R DVD
198. s mainly used in the input output selection of SCART and the realization of LOGO function in DVD recorder Each pin function is shown as follows wr omm Loma oma ms p ma w ll _ me j Low e mmn mms px v 1001 0200 x z ma A B signal strobe condition YO ZO When A B C end is low level output end X Y Z outputs the signals inputted by YO 20 1 X1 Y1 Z1 When A B C end is high level output end X Y Z outputs the signals inputted by X1 Y1 Z1 Note in the circuit part of input pins are not used control end is controlled by LOOP control circuit When in standby status LOOP DECODER C is high level when power on LOOP DECODER is low level 3 5 3 Function introduction to TSB41AB1 1 Description The TSB41AB1 provides the digital and analog transceiver functions needed to implement a one port node in a cable based IEEE 1394 network The cable port incorporates one differential line transceiver The transceiver includes circuitry to monitor the line conditions as needed for determining connection status for initialization and arbitration and for packet reception and transmission TSB41AB1 is designed to interface with a link layer controller LLC 204 The TSB41AB1 requires only an external
199. s select through U10 Q34 Q35 amplifies and inputs to main board for record usage Audio video signals sent from tuner output through U9 to the output port of SCART input terminal to connect decoder or other re record devices Component video switches through 07 and we have introduced in video output part Remark this player does not use DECODER function to be easy to understand we define SCART 5 2 isinput terminal and SCART SC1 is output terminal 2 LOOP working mode signal flow chartand working principle When the player is in standby status the machine enters LOOP working mode only when SCART input and output are inserted at the same time there is LOOP working mode function LOOP DECODER C end is high level pin 14 15 of U8 output the audio video signals inputted by SCART input terminal to make signals of input terminal connect to SCART output terminal through 08 for output There is one group of input port in output terminal When output ens is connected with TV set audio video signals sent from TV set input from the input port after selection through U9 output to the output port of SCART input terminal for output The component video signals inputted by SCART input terminal output to the amplified circuit composed of 013 014 Q15through 07 for output When LOOP is working CVBS RGB output control circuit and screen display ratio control circuit do not work and are totally controlled by input source Remark LOOP function is a sw
200. sc if you press Pause Step button the playback will pause L0 b If you press Pause Step button again the picture goes forward a frame C If you press Play button the system will enter normal playback 7 Vol Vol Mute button Volume control a lf you press Mute button the system has or hasn t audio output b If you press Vol button the volume increases you press Vol button the volume decreases 8 Goto button Switching the mode of selection playing a In the playback mode you can press Goto button to highlight different select item circularly in the playback control menu You can input the corresponding values by using the remote control with the method aforesaid illustration below is the example of playing the DVD disc Itis similar to other discs TEE gt EE Title Selection Chapter Selection Time Selection Pressing Goto button isinvalid to some discs b When play disc as JPEG MP3 DivX disc with directory structure you must press Goto button to confirm instead of pressing Select button zn directory structure to go to corresponding directory you need press Goto button once and inputthe number of the directory then press Goto button againto confirm Press Select button to open it file structure press Goto button and input the number you desired then press Goto button to go to corresponding file and start playing it playing
201. ss in this chapter please refer to chapter 4 of DW9918K Service Manual The pictures of this model are shown as follows 132 Chapter Cinque PCB board amp Circuit diagram Section One PCB board 5 1 1 Surface layer of KEY SCAN Board c 9 2006 12 19 5 OS 201 e e GND2 133 5 1 2 Bottom layer of KEY SCAN Board 6 6 66 996 96 9 09 6 9 6 909999 h 1 e Hi e ee e JT 695 M o e e e e 2 R6 R22 4 e 587 i99 lity NWF S Rat 0508080 ZMN Me lt 00 e c e 00000 a 6666696009090600 09 R25 1 4 Arr 2 49 0000000000 Tj 28 e e 09999 om Soo 5 15 e 134 5 1 3 Surface layer DECODE amp SERVO Board C242 C241 02500249 C261 C150 T 5 027 vale zz 2 C182 EU Y3 SSS seo 5 119 de ie 0306 21 D S C296 C218 CN ee 0009 Dre J4 50146 228 NS NN aco e C303 Rt 3 7 SS 120 C R90 2 UNS Z9 822 E 209 1 Bs 025 9 5 CL ETE eG Oey 2 RU Ss m m 202 o 6 2 SS c21
202. standard recordable formats DVD RAM DVD RW R DVD RW R It permits control of DV 25 video for storage on hard disk or DVD The SMN 8652 supports simultaneous play back of video from hard disk or DVD and a range of background copying operations between the hard disk and optical drives The DMN 8652 offers DoMiNoFX a combination of industry leading video pre and post processing technologies to create visibly superior viewing experience The LSI Logic TrueView Pro motion compensated temporal filtering algorithm provides a cleaner through substantial noise reduction This technique is coupled with the fifth generation LSI Logic Perfectview Pro compression technology for excellent video quality even at very low bit rates The 51 Logic TrueScan Pro motion compensated de interlacing then recreates clear images on progressive scan displays by eliminating video blurring in moving scenes For HDD and DVD video recording applications the DMN 8652 supports video compression and decompression in compliance with the MPEG 1 MPEG 2 and DV 25 specifications It also transcodes between DV 25 and MPEG 2 The product supports corresponding audio compression and decompression in compliance with the Dolby Digital CE and MPEG 1 layer 2 specifications For audio recording applications the SMN 8652 supports transcoding between CD DA and MP3 or WMA audio formats For DVD playback applications the DMN 8652 supports the playback of DVD video disks with Dolby Digital 5
203. tandby status The remote control instruction received by remote control receiver directly transmits to panel IC for remote control decode In standby status panel only receives the wake code transmitted from remote controller 4 Standby working status After power on PSW control end is lowlevel now power board main power 12V 5V 3 3V have no voltage output 5V and other supplementary winding power outputs normally to provide reset circuit to reset U1 pin 4 of U1 at the same time of power on panel IC standby module enters working status in which Y2 and the clock circuit inside IC produce clock signal to realize the time display and timing function in standby status Y1 is externally connected clock of D16316 In standby status panel control and display screen have working power so the display screen of machine can normally display the time in standby status 5 Working status after power on When users are pressing POWER button on the panel or remote controller UPD16312 enters normal working status P CTL PSW ens inputs high level panel standby indicator light turns out the blue light of panel receives power and is on main power output of power board is normal each circuit of the player begins working machine displays power on picture and enters working status After power on audio circuit will produce noise in the course of power on to avoid noise being amplified outputted panel IC 46PIN outputs M
204. terminal R_OUT Audio output terminal Video amplifying 3 Q21 SC1 CVBS IN E Due ES Decode board see ee OUT PU 010 74 4052 gt Picture display ratio control circuit DECODER _ SC1 L OUT Video amplifying SC1 CVBS OUT Q22 SC1 R OUT TV SC1 L IN U6 MSP3415G 95 SCART X1 TV MOMO n 0 gt N 2 Video R Cr R G Bamplifying G Cr U7 T circuit Q13 Q14 Q15 RGB output terminal 5 1 CVBS RGB SEL output switch circuit CONTROL U8 LOOP_DECODER_C U9 U7 Figure 3 2 13 5 SCART circuit block diagram 60 1 Audio video signals output flow chart and working principle When the player is in DVD playback status or external input status LOOP DECODER C is low level CVBS RGB switch circuit and screen display ratio control circuit are both controlled by the control signals outputted by decode Audio video signals input to U8 and output from pin 14 15 4 of U8 audio signals are directly sent to SCART output terminal for output video signals are amplified through the amplified circuit composed of Q22 and then sent to SCART output terminal for output There is one group of input port in output terminals Suppose output terminal is connected with TV set audio video signals sent from TV setinput from input port to NICAM decode IC for selection and input to main board for record usage Video signal
205. the system displays MUTE button Mute the sound AUDIO button Switch the audio channel SUBTITLE button Change subtitle languages ANGLE button Change camera angles LIVE button From TV time shift cover to TV live DUBBING button Copy program s from HDD torecordable disc TS SAVE button Save the time shift contents to HDD PIP button Switch to PIP mode VOL button Decrease volume button Increase volume SLOW SORT button Scan in slow forward or sort the HDD titles CHANNELA CHANNEL V button Change the TV channelup down 2 3 Accessories 2 4 SYSTEM SETUP 37 20 PAUSE STEP button Pause or Play frame by frame INFO button Display hide information menu RETURN button Back to the previous menu SELECT button Confirm the selected item MENU button Display the disc menu Open Close GOTO button Play from the desired location NUMBER 0 9 button FILE button Switch to file operation Playback and copy file onto HDD optical drive and USB device DV button Switch to DV status OPEN CLOSE button Open or close the disc tray SOURCE button Switch external input signal sour In order to satisfy different kinds of consumers and because ofthe outfits with different performanc this unit is equipped with various functions You can proceed the system setup to meet your needs and cooperate with your outfits Certainly you may use default settings to satisfy your basic requirements
206. tical blanking interval VBI data retrieval The data processor slices parses and performs error checking on teletext closed caption and other data A built in FIFO stores up to 11 lines of teletext data and with proper host port synchronization full screen teletext retrieval is possible The TVP5146 decoder can pass through the output formatter 2x the sampled raw luma data for host based processing The decoder provides the option for concurrent processing of CVBS and RGB YPbPr input formats The main blocks of the TVP5146 decoder include Robust sync detection for weak and noisy signals as well as VCR trick modes Y C separation by 2 D 5 line adaptive comb or chroma trap filter Past switch input for pixel by pixel switching between CVBS YPbPr RGB component video inputs SCART support Past switch input for synchronous switching between digital RGB overlay and any video input Ta Pour 10 bit 30 MSPS A D converters with analog preprocessors clamp and automatic gain control Puminance processor Chrominance processor Component processor Clock timing processor power down control Software controlled power saving stand by modes Output formatter host port interface data processor Macrovision opy protection detection circuit 1 2 3 and separate color stripe detection 3 3 V tolerant
207. tions will occupy some time please wait for afew minutes compatible can appearif you make Insert Maker operation accordingto the method in section EDIT MODE Insert Chapter Maker Finalize disc Yes No Lock disc Lock disc is valid for DVD RW This operation can protect the recorded contents from being deleted If you want to record new contents in the disc you must unlock the disc Youcan highlight item Lock disc and press SELECT button to lock or unlock the disc If the disc is locked this operation will unlock the disc otherwise it willlock it Erase disc This operation is only available for DVD RW disc Highlight item Erase disc and press SELECT button then the system will start erasing disc contents This operation will occupy much time While erasing any other operations can not be proceeded including standby Once the operation starts cannot be cancelled midway Please do not unplug the unit midway Otherwise the disc will be probably damaged Record a new title Overwrite disc These operations can perform recording function Record a new title can add a newtitle when recording and overwrite disc can overwrite all the contents in the disc as new one You can highlight Record a newtitle or Overwrite disc item and press SELECT button to start recording Copy all Select all programs from DVD and copy them to HDD 2 11 4 Exiting the Disc Operation Mode 1 Pr
208. tle to play 2 9 2 Edit Title This operation can switch the system to edit mode The functions and operations for edit mode are described atthe next chapter 1 Highlight a title icon you want to editin the title List picture and press 4 button then a menu will pop up as shown in the rightfigure 2 Highlight Edit title item and press SELECT button then the system will enter edit mode 3 Then refer to chapter Editing Mode to perform corresponding operations 4 To exit please press EDIT button first and wait a few seconds until system operation is finished Play title A Edit title Rename title V title Overwrite title Overwrite disc 2 9 3 Erasing Title 1 Highlight a title icon you want to delete in the Title List picture and press 4 button then a menu will pop up as shown in the right figure 2 Highlight Erase title item and press SELECT button then the system will erase this title Edit title Rename title A Erase title Overwrite title Overwrite disc Copy 2 9 4 Copy Copy the current titleto HDD Edit title Rename title Ec Erase title Overwrite title Overwrite dis 2 9 5 Rename Title 1 Highlight a title icon you want to rename in the Title List and press 4 button then a menu will pop up as shown in the rightfigure 2 Highlight Rename title item and press SELECT button then a key board menu
209. ts to optical terminal OP1 directly at the same tile AO 958 sends to decode board socket CN4 through U5 R85 L5 and outputs to the coaxial terminal 54 on AV board directly 5 Mute circuit is shown in the figure 3 2 2 3 Power on mute after power on 5V STB output is normal base electrode of Q4 is low level 5V STB transmits to mute pipe through C E electrode of Q4 to realize mute function and charge C39 at the same time When voltage of the two ends is more than 4 3V Q4 cuts off now panle 44 Begins to work machine enters standby state panel MUTE pin outputs high level signal and sends to R63 of AV board through decode to make Q8 Q5 saturated on STB transmits to the mute pipe of each channel through C E electrode of Q5 to make audio output circuit in mute state and realize the purpose of power on mute When machine reads out disc or switches other working mode MUTE changes from high level to low level mute circuit does not work and audio output of the player is normal Power off mute when machines enters standby state from power on panel MUTE pin outputs high level signal and transmits to R63 of AV board through decoding to make Q8 Q5 saturated on 5V STB transmits to the mute pipe of each channel through C E electrode of Q5 to make audio output circuit in mute state to reach the purpose of standby mute When power off C47 discharges through Q7 to make mute pipe of each channel saturated on torealize power off mute R4
210. two ends of C147 cannot change suddenly pin 1 of U5 inputs high level when C147 is charging so pin 2 of U5 outputs low level when C147 is fully charged voltage of pion 1 of U5 changes to low level and pin 2 of U5 outputs high level continuously Reset time of this circuit is decided by C147 and RC constant of R74 50 3 2 7 bus control circuit bus a kind of simple dual direction two wire system and synchronous series bus developed by PHILIPS company Only two wires serial clock line and serial data line needed that information can be transmitted between elements connected on the bus This bus is high performance serial bus with functions of ruling required by multiple host machine system and synchronization of high low speed device which is used widely SDA SCL bus control and connection diagram is shown in the figure 3 2 7 1 U1 DMN 8652 U15 TVP5146 AV decode chip video D A converter SCL SCL 5 U9 24C16 Q6 Q7 AV board U6 MSP3415 SDA 5 U16 CS4360 Tuner audio D A converter Figure 3 2 7 1 SDASCL connection diagram SDA SCL bus level switch circuitis shown in the figure 3 2 7 2 V33 VCC 9 84 84 84 2 5 a Q6 BEBE 12 SCL 5 SOL 3 2 Ov33 onsemi BSS138LT1 R56 Gr 0 2N7002 Q7 2 6 9 10 SDA gt 1 12 SDA 5 lt lt 3 2 O onsemi BSS138LT1 R55 Gr 0 2N7002 Figure 3 2 7 2 SDASCL bus circuit diagram 51 2 IIC bus level sw
211. ue of the two items can be set in System Setup DVD MODE Normal TITLE 03 06 CHAPTER 04 19 AUDIO 01 01 ENG SUBTITLE 01 03 ENG 4 0 QFF 1 CHI 2 ANGLE 01 01 T TIME 00 13 02 01 15 17 Highlight SUBTITLE item Angle Selection 1 Press Info button twice to open the main control menu 2 Highlight ANGLE item by 5 6 buttons and press Select button to make it in input mode The right side of the numbers beside the icon is the total angle number Of this disc the left is the current angle number 3 Input the ANGLE number you need by number buttons and press Select button to confirm CHAPTER 04 19 AUDIO 01 01 ENG SUBTITLE 01 03 ENG ANGLE 01 01 T TIME 00 13 02 01 15 17 ON OFF 1 Press Info button twice to display the main control menu 2 Highlight PBC item by 5 6 buttons and then press Select 4 button to display the drop down list window shown as the right figure 3 Select ON or OFF from the list and then press Select button 4 Pressing Menu button also can make the PBC on or off Notes Z The PBC function refers to the menu playback function of the VCD 2 0 disc When the PBC is on the TV screen displays a list of all the tracks You can select any track by number buttons on the remote control and press Select button to play from the selected track During the playing if you want to play the other track you need to press Menu button
212. uld set upa record schedule first and then finish the configuring of the system according to the requirements on the schedule If you are busy and unwilling to miss any wonderful program this unit can satisfy your requirements 2 8 5 Operation Steps 1 Press the Timer button to display function menu The record scheduler menu show as the following figure Highlighting an empty note by cursor buttons and pressing Select button to confirm then a new note can becreated Highlighting any non empty note by cursor buttons and then pressing ADD CLEAR button can delete it Timer Recordin Source Date star Record 4 0 2 Setting the input source Press SELECT button to display the drop down list then select the right item from the list by 5 6 buttons Atlast press SELECT button to confirm For example if you want to record the Ch003 TV program you may set the value ofthe Source item to Ch003 Timer Recording Setup OK Cancel 3 Setting the program record on HDD or DVD R RW You can perform this setting at the item Record to move the cursor to select this row and press SELECT button then a list will popup Itis shown as the right figure 4 Setting the recording quality Highlight Quality item by 5 6 buttons and press SELECT button to display the drop down list select the right value from the list and then press SELECT button to
213. ursor button it will turn forward 30 seconds Press Play button is invalid 0 2 6 FILE OPERATION MODE 2 6 1 File Copy Menu File AUDIO 00 00 00 00 00 00 Bn SELECT RECORD When this player is working normally press FILE button to enterfile playback mode and TV screen will display list shown as inthe right figure In this mode you may play and copy files with directory structure onto HDD 21 optical drive and USB device Under File Manager root directory press 5 6 button to select your desired directory and then press SELECT button to enterthe subdirectory Higlight you desired file or directory by 5 6 buttons and then press SELECT button the highlight item is file the system will start playing it the highlight item is directory the system will expand its contents To return to previous menu please press 3 button 2 Press Add Clear button to mark the file or directory of the position where the cursor is multiple files and directories may be marked or cancel the mark Z Return to the previous directory or enter the next directory and mark will disappear automatically 3 Press 4 button and the pulldown menu will pop up shown asthe follow figure When disc is notrecordable the function of Delete Rename and Create Dir in the menu cannot be realized AUDIO 00 00 00 00 00 00 00
214. ved as if it does not exist Modify channel information Cancel Frenquencency mode 7 Channel Fine Tuning Highlight item Fine Tune in the modify channel information menu Then you can start fine tuning the channel Z After finishing the channel scanning maybe some channels frequency is not adjusted to right value In this way when watching these channels the image and sound will be misty Then you should perform channel fine tuning to right adjust these channels frequency Pressing 3 button once can decrease the frequency Pressing 4 button once can increase the frequency When changing the frequency the definition of the image or sound will be changed correspondingly then from this you can know the effect ofthe fine tuning 8 Close Open NICAM functions Highlightthe item NICAM and press Select button to display the drop down list Select ON or OFF from the list and then press Select button to confirm so called NICAM function include stereo function and dual dubbings function When item NICAM is if the received TV program supports stereo function this unit will output the stereo dubbing on the other hand if the received TV program supports dual dubbings function you can select one of the two dubbings as output by item System Setup Channel Scan modify channel information Audio Of course if you set NICAM to OFF or receive
215. yp 100uA Pulse by pulse current limiting Over current protection Over voltage protecton Min 25V Internal thermal shutdown function Under voltage lockout Internal high voltage sense FET Auto restart mode 130 3 PIN DESCRIPTION Power supply lm 3 5 16 function introduction to 14 1 Description The 74HC HCT14 are high speed Si gate CMOS devices and pin compatible with low power Schottky TTL LSTTL They are specified in compliance with JEDEC standard no 7A The 74HC HCT14 provides six inverting buffers with Schmitt trigger action They are capable of transforming slowly changing input signals into sharply defined jitter free output signals 2 FEATURES Output capability standard category SSI 3 PIN DESCRIPTION 103050 90 111 13 1A to 6A Data inputs Chapter Four Disassembly and Assembly Process DVD players manufactured in BBK are largely identical but with minor differences and are mainly composed of loader components control panel components decode and servo board components power board components power amplifier board components MIC board components and AV board components In order to speed up the compilation of Service Manual we shall not give repeat explanation to model with minor differences in chapter four Disassembly and Assembly Process for the later compiled service manuals For disassembly and assembly proce
216. ystal oscillator has trouble after changing 18 432MHZ crystal oscillator trouble is removed Example12 Description external input has no sound oymptom sound and picture of DVD playing are normal when switching external signal there is picture but on sound Analysis and troubleshooting this kind of trouble mainly appears in externally inputted audio signal processing channel When in troubleshooting start from rear stage circuit of U1 of AV board Machine is switched to external AV state Use oscillograph to test pin 3 and pin 13 of AV board U1 and there is audio signal output so we judge that external input circuit of AV board is normal test pin 10 12 of decode board U18 CS5340 and there is also audio signal input so we judge that AV 270 Board the line from AV board to decode board U18 are normal test pin 4 of U18 and find that there is no digital signal output test each pin voltage of U18 55340 and they are all normal each clock signal is normal so we doubt that CS5340 has trouble after changing CS5340 trouble is removed 471 3 3 2 Troubleshooting flow chart 1 Troubleshooting process for DV has no output is shown in the figure 3 3 2 1 DV has no output Whether power supply of TSB41 is Check power supplycircuit normal Change Check N 24 576MHZ crysta N whether Y2 works 162 161 normally itis normal Y Check N Check N is normal

service manual DW9952K DW9952K-2 DW9955K

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