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SERVICE MANUAL - MiniDisc Community Page

Contents

1. BD MD BOARD 2 2 os qa A TP226 L122 0 1 5 3V 0 1 Jo B 6129 C124 TP227 9 1 m o i28 lt i gt E 6 01 l I C130 3 lt 2 5 gt 1009 o L41232 Si 100 IC192 62 BAO33FP B 65 TP228 FE m 94 Q RI 4e 330 y F k zo 3 1C192 I CN103 43 1 229 FEO 3 3V mo TP231 SEO REGULATOR TPI41 65 85 000 3 m SENSE 5 3 3 B2 MNT 1 SHCIO 2 TP220 B3 9 45 DOSY 3 144 24 BIG RST 4 i TP305 BS PPS 505 5 tie GND B 146 1121 L XINT 7 B7 9 147 Tous MNT2 xBUSY 8 Li B8 gme LBON 3 B3 r SCLK 10 T REFLECT E Hz B10 gms XLATCH 12 H ins PROTECT 18 H4 B11 MOD 14 D I HS IC171 5101 S E LIMIT L CET SROT 15 IC171 wo 3 LIMIT IN 16 TPIS6 BR24C02F E2 5102 1 17 157 IC121 ian BETECT Am 2 SWBT 18 DIGITAL SIGNAL PROCESSOR 40 s PROTECT DETECT B16 reise EOC 19 I EFM ACIRC ENCOBER DECODER A07 39 2 m MNTO FOK 20 F3 SHOCK PROOF MEMORY CONTROLLER A06 38 2 lt gt 58 21 F4 ATRAC ENCOBER BECOBER 1 Q rP160 r DIGITAL SERVO SIGNAL PROCESSOR A05
2. LA 0102 C188 chs l BLE ur MOOULE switcn 800 Nd 0 01 E BOARD N igo C116 C107 0 1 E 0 022 B 101 t o alo SIS SIS TP102 E TP103 n 040 040 TP104 C 9 TP105 F 9 106 s l TP107 TP108 C GEDE An ai 3 2 4 Q 109 B 10 TPI10 Lov 0 0105 qe s B13 UNS214 TX HF MOBULE 0 2 TP112 LIOI M Bl 0 0104 SWITCH 3 0 8 Q 0 5214 ABCD 2 2 t102 HF MOBULE R2 2 21 6 114 1105 SWITCH 9 1 8 TP422 9 TPIIS ABFG 3 0 1 9 421 9 P116 9101 bi ni TP420 D UNSTIS TX FOCUS TRACKING ERROR AMP ABAGC 5 LASER ON IC101 ADIN Z lt 6 TP117 SWITCH 2525 4 7 TP418 of TP118 1 6 GTPA7 119 TP405 0 CSLED 197 C111 0 068 9 120 404 5 pled 9 1235 0 4 1 WBLABJ 5 415 g 3 R179 E 2 E SN EAE ke I to to o Pe e e I 5 5 R185 A 1 S DIK PM o aj OPTICAL 333 Li62 Lil 22 ja PICK UP 6 Ct 040 04 POGO 175 z T 4 7 m F KMS 262A J1N Page 45 a z R159 8104 2 ui 100 8 Jor to wt 6P ki N m 5 1
3. 48 48 1 gt lt Sa D CN504 P 19P bs 1 JOGCB 1 ENS 18 3 JOGCO 1 18 lt t t t t m KEY 0 17 JOGCD 0 22222 JOGCB 0 16 a 2 m z m KEY 3338 m KEY 15 5 DEG RST 14 B 2 B B KEY 2 zu S Lcos FLCS EY 2 3 FLCS 12 m k 2 2 KEY 3 757 751 T v 3 KEY 3 E I A e FLOT C620 ala a a C604 FLOT 10 5 5 n SETA KEY 4 9 16V C619 C618 2209 2200 SISISIS H FLCLK 8 P 53 JOGMB 1 Page 53 X oe JOGMB 1 7 Y 4 JOGMD 0 7 315 3 3 5 4 JOGMD 0 s R609 SYS 6 4 106 36V 3 C507 L R608 100p T 10k AC 2 AC I 55 0 457 44 SENSE 23 MNT 1 SHOCK 22 005 21 8 816 5 20 31 51 0 3057 Se lt 7 a 888Lx GNO 18 B os l XINIT 17 55 55 9 MNT2 X BUSY 16 34 FLCS 2 9 5 LOON 15 SCLK 14 FLCLK 3 REFRECT 15 I XLATCH 12 11 TP601 SYSTEM CONTROLLER MOD 10 TP amp 02 40 NC MD MECHANISM CONTROLLER s s s s 45 1C601 s s s s 805 MB0624H6 A10FP eka efe LIMIT IN 8 TP604 WRPWR Y 3 3 3 3 0 SwBT n 0j MNT3 S LOCK 5 0G MNTO F OK 4 1 5 2 I 2 94 g 0 e 6 LOAB IN LOAD OUT G O REC P Sw GND PACK DUT Sw
4. e a c cc a cc 698887 6605 94 63 92 91 T 63828180 7707 c puc GENERATOR eg MNTO 1 pem 23 MNT 2 MONITOR CONTROL MNT3 4 SWDT 5 SCLK 6 CPU I F EACH D BLOCK SRDT 8 AD CONVERTER SENS 9 ANALOG MUX XRST 10 sasy 11 SUBCODE DOSY 3 PROCESSOR RECP 13 EFM ACIRC ENCODER DECODER SHOCK RESISTANT 9 MEMORY CONTROLLER TX 15 osci EACH osco 1 BLOCK XTSL 18 DIGITAL SAMPLING DINO 09 AUDIO RATE Q0 VF CONVERTER DOUT 7 DATAI ATRAC LRCKI ENCODER DECODER XBCKI ADDT 25 DON ADDRESS DATA BUS A00 A11 00 D3 IC124 MSM51V17400D 50TS K TIMING GENERATOR TIMING I GENERATOR COLUMN o DECODERS SELECTOR LI SENSE AMPLIFIERS ROW WORD DECODERS DRIVERS CE Y INTERNAL REFRESH ADDRESS CONTROL COUNTER CLOCK a a ui a uc 2 m a a a a a lt
5. A A AX A NES as n O M EE alk R e MAIN BOARD 6 2 ij lt 51 gt B R332 R232 52 pa 2 A 22 13 2 C204 lt 54 gt 27 25 29 BH E Ete 0 Tre cn R231 C227 220 9229 10 lt C304 22 25V 1C403 1 2 1 201 25 VB cu NJM4558M T2 LINE AMP 172 B AF 7 5 gt e R230 C328 100 25V 455 0 1 MIX AMP 10k 0402 R204 14 9 155184 TE85L 47 R327 532 T l E AM B H C308 R203 ke Si R330 16501 1 2 R323 1 54 ZN 100 F 350k n poa g NJM4558M T2 100k gt gt e 1 MEC m 3 1301 0 2 5 gt Sa i pme 1c401 a NJM4SSBM T2 J401 9405 8226 210225 tou 1s8181 TEBSL J PENES T 10 1201 0 2 R201 201 A B 10403 2 2 NJM4S58M T2 PS02205 pon CONVERTER A A 2 C322 B 330k 15 ST Tygon lt R304 47 B 5 0 CE 1 ok A 16 071 2 A ae i SS t E D kd ARE R TE 13 2 ANALOG Var 2 31 de M C221 470 1 1 2 NJM4SSBM T2 8 2225 R321 our 5 0 47000 380 MIX AMP 7 Zann lt 5 gt aw 7 IC451 T a 1 5 HEABPHONE 2 2 04 SNE LA AMP LOW PASS FILTER 14 9 y 1e201 0 2 B Ii 100 2 2 NJM4558M T2 AR C407 C408 0421 Er ENTERA 0 1 100 220 lt 16V Tov 10451 2 2 NJMASSEM T2 C226 R227 C224 gu 1005 22k 10009 85 8453 Ro C208 C228 e
6. 60 IC152 BH6511FS E2 lt a lt FT lt a lt e ex zm p 28 tc L PGND2 PGND1 8 12 CHARGE PUMP OSC INTERFACE INTERFACE PREDRIVE PREDRIVE PREDRIVE PREDRIVE INTERFACE AMP INTERFACE Y 5 S 2 5 8 8 6 5 z 5 2 z E 2 a a o E o amp IC171 BR24CO2F E2 VCC TEST INPUT SCL SDA START CYCLE H V GENERATION TIMING 8 CONTROL LOAD INC E Y WORD ADDRESS COUNTER E PROM 32x32 EN DATA REGISTER NC NC NC VSS 61 MAIN Board IC401 4524 IC602 LB1830M S TE L VM VREF VCONT VCOM AINR i AOUTR CONVERTER CONVERTER 2 BLOCK BLOCK OUTL ANL AOUTL VREF AGND DGND VA TES V XTAO CLOCK GENERATOR CLKO XTALE amp DIVIDER M S PD vec OUT2 GND OUTI VS e AUDIO ATI CONTROL i o INTER
7. SW MUTE s Page 55 SWITCH lt 7 R614 R615 X8 10k 10k X92 I FOR TEST 10 xu X12 lt 13 Xu se A 05 s W CR e mie J 1 2 83 Y Y Y Y Y 3 Page 49 Note on Schematic Diagram no mark MD PLAY Voltages and waveforms are dc with respect to ground CD PLAY under no signal conditions Impossible to measure 6 9 SCHEMATIC DIAGRAM MAIN Board 3 3 Page 2 3 4 5 See page 56 for Waveform 6 7 8 See page 62 for IC Block Diagrams 11 12 13 14 15 16 17 MXD D3
8. 107 2 Singapore 109 TM 101 71 ber specified The components identified by mark A or dotted line with mark A are critical for safety Replace only with part num Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi A RAY BR EXER D RU X ut YE EH fU E S 59 89 FR ER Remark PANEL BACK Singapore CORD POWER AEP UK Singapore CORD POWER US Canadian CORD POWER Chinese ADAPTOR CONVERSION 2P Singapore ADAPTOR CONVERSION PLUG 3P UK FILTER CLAMP FERRITE CORE FILTER CLAMP FERRITE CORE US Canadian TRANSFORMER POWER AEP UK Chinese TRANSFORMER POWER US Canadian Ref No Part No Description Remark Ref No Part No Description 101 X 4947 389 1 FOOT ASSY F50150S BLACK 109 4 220 708 31 102 4 983 762 02 CUSHION 109 4 220 708 41 PANEL BACK US 103 4 983 761 21 FOOT F50150S GOLD A110 1 751 275 11 104 1 674 745 11 TRANS BOARD A110 1 783 531 41 105 3 703 249 01 SCREW S TIGHT PTTWH 3X6 A110 1 782 464 31 106 1 569 972 21 SOCKET SHORT 2P A111 1 569 008 21 107 A 4724 860 A MAIN BOARD COMPLETE A111 1 770 019 11 EXCEPT US Canadian 112 1 500 386 11 107 A 4725 028 A MAIN BOARD COMPLETE US Candian 113 1 543 798 11 108 3 703 244 00 BUSHING 2104 CORD 109 4 220 708 01 PANEL BACK AEP UK A TR102 1 435 083 11 109 4 220 708
9. res Adress signal ouputto me D RAM GC aio Adress signal ouputtothe SSS an Adires signal output to me DRAM 42 DVSS Ground terminal digital system 43 Output enable signal output to the D RAM IC124 L active I S stands for schmitt input I A for analog input O 3 for 3 state output and A for analog output in the column I O Focus OK signal output to the system controller IC601 o H is eee Fin is on ipe NG 2 MNTI SHOCK 0 Track jump detection signal output to the system controller 16600 MNT2 XBUSY Busy monitor signal output to the system controller IC60 4 MNT3 SLOCK O Spindle servo lock status monitor signal output to the system controller 1660 5 6 7 8 9 10 s subcode Q sync SCOR output to the system Controller IC601 L is output every 13 3 msec Almost all is output 12 OKE Digital In U bit CD format subcode Q sync SCOR output to the system controller IC601 L is output every 13 3 msec Almost all H is output 13 RECP Laser power selection signal input from the system controller IC601 L playback mode H recording mode XINT Interrupt status output to the system controller 060 15 Recording data output enable signal input from the system controller IC601 Writing data trans
10. MXD D3 6 15 SCHEMATIC DIAGRAM TRANS Board 6 16 PRINTED WIRING BOARD SW Board See page 41 for Circuit Boards Location r o S oe i A TRANS BOARD A OUO 5501 101 SINGAPORE OST M203 3 Page 51 TRANSFORMER pt ou es 4 O wow 5 l 1 I 5602 7 Os l i 2 PACK OUT n ACSV 0 Hu SHE o 9 7 gt 4 B 3 ACSV Be j 1 3 3V 5101 VOLTAGE SELECTOR Page 47 A 220 240 O O POWER TRANSFORMER SW BOA RA TN J AEN 11 C AC5V O Q 11 i z E S e ACSV i ACZSV 2 05 1 668 111 AC35V A 17 5 AC IN ACI7V n 1 10 5 t H 4 D GND AN moi 10 5 10 11 2 2 1 6 17 SCHEMATIC DIAGRAM SW Board Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY The components identified by mark A or dotted Les composants identifi s par une marque A sont A fizik 77 line with mark A are critical for safety critiques pour la s curi
11. WMH KES BD HE HET E iX WE LRAXSTEBIBIERSS RAS RMR B ATTENTION AU COMPOSANT AYANT RAPPORT LA S CURIT COMPONENTS IDENTIFIED BY MARK A OR DOTTED LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB LISHED BY SONY LES COMPOSANTS IDENTIFI S PAR UNE MARQUE A SUR LES DIAGRAMMES SCH MATIQUES ET LA LISTE DES PI CES SONT CRITIQUES POUR LA S CURIT DE FONCTIONNEMENT NE REMPLACER CES COM POSANTS QUE PAR DES PI CES SONY DONT LES NUM ROS SONT DONN S DANS CE MANUEL OU DANS LES SUPPL MENTS PUBLI S PAR SONY Laser component in this product is capable of emitting radia tion exceeding the limit for Class 1 This appliance is classified as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT MARKING is located on the rear exterior a CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT CLASS 1 LASER PRODUCT XWA A CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Discard used batteries according to the manufacturer s instruc tions ADVARSEL Lithiumbatteri Eksplosionsfare ved fejlagtig h ndtering Udskiftning ma kun ske med batteri af samme fabrikat og type Lev
12. x i AMS DPI CD knob for transfer 4 To exit from this mode press 3 C1 C2 ERROR DISPLAY Procedure MD button and MD knob simultaneously 1 Enter the test mode then rotate CD knob to display 2 gt ERROR and press the CD knob 2 Cl error and C2 error are displayed on the left side and right side with 4 digit codes respectively 3 To exit from this mode press 4 DISC SPEED SELECTION Procedure MD button and MD knob simultaneously 1 Enter the test mode then rotate CD knob to display 3 gt SPEEDx1 and press the CD knob 2 Each time the CD knob is pressed the speed changes over such as x1 x2 x4 xl 3 To exit from this mode press 28 MD button and MD knob simultaneously 5 ISRC DISPLAY Procedure 1 Enter the test mode then rotate CD knob to display 4 gt IRSC and press the CD knob 2 Rotating the CD knob counterclockwise displays higher order 5 digits or clockwise displays lower order 7 digits 3 To exit from this mode press MD button and MD knob simultaneously 6 CHECK 8 cm DISPLAY Procedure 1 Enter the test mode then rotate CD knob to display 5 CHECK 8 and press the CD knob 2 Tocheck the disc size 8 cm or 12 cm the value is displayed 3 To exit from this mode press Bl MD button and MD knob simultaneously 7
13. A D Convert 57 IC131 HOLD 1 CXA2568M T6 APC PD AMP F VEE lt TE 21 HOLD SW 58 20 AGC CONT Y VEE 19 RF BOT RF SUMMING AMP RF EQ AMP 4 4 18 17 RF 16 RFO TRACKING ERROR AMP 15 RFE BD MD Board IC101 CXA2523AR PEAK3T P P WBL TEMPI TEMPR COMMAND 4 SCRI PARA DECODE SWDT 3 G XLAT XSTBY VI CONV vec 9 59 IC121 CXD2656AR
14. SECTION 1 SERVICING NOTES SAFETY CHECK OUT After correcting the original service problem perform the follow ing safety check before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods 1 A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indica tion is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are ex amples of a passive VOM that is suitable Nearly all battery operated digital multimeters that have a 2 V AC range are suit able See Fig A To Exposed Metal Parts on Set AC voltmeter 0 75 V 0 15 uF Earth Ground Fig A Using an AC voltmeter to check AC leakage HH TES Rd SERO IEEE HEUTE
15. 3 When the button is pressed the adjustment will be per formed automatically Complete will then be displayed momentarily when the value is recorded in the non volatile memory after which the display changes to AG Set CD 4 Press the button and take out the check disc 15 2 MO Auto Gain Control Output Level Adjustment Adjusting Procedure 1 Load the test disc MDW 74 AU 1 2 Turn the MD knob to display AG Set MO C25 3 Whenthe button is pressed the adjustment will be per formed automatically Complete will then be displayed momentarily when the value is recorded in the non volatile memory after which the display changes to AG Set MO 4 Press the button and take out the test disc 37 Adjustment Location BD MD BOARD Side A BD MD BOARD Side B Note It is useful to use the jig for checking the waveform Refer to Ser vicing Notes on page 8 38 CD SECTION Note 1 CD Block is basically designed to operate without adjustment There fore check each item in order given 2 Use YEDS 18 disc 3 702 101 01 unless otherwise indicated 3 Use an oscilloscope with more than 10MQ impedance 4 Clean the object lens by an applicator with neutral detergent when the signal level is low than specified value with the following checks 5 Level doesn t change whichever with normal sp
16. error Below 50 Replace the optical pick up Self recording playback check 6 6 See page 33 CPLAY error rate check Specified value Cl error Below 80 AD error Below 2 If always unsatisfactory Replace the overwrite head Check for disconnection of the circuits around the overwrite head If occasionally unsatisfactory Check if the overwrite head is distorted Check the mechanism around the sled Temperature compensation offset check 6 1 See page 32 Note Unsatisfactory if displayed as NG NG are both arbitrary numbers Check for disconnection of the circuits around D101 BD MD board Check the signals around IC101 IC121 CN102 CN103 BD MD board The criteria for determination above is intended merely to determine if satisfactory or not and does not serve as the specified value for adjustments When performing adjustments use the specified values for adjustments 10 SERVICE MODE This set provides various modes for the service Enter the service mode through the procedure given below and select the desired mode Procedure 1 Press the B CD CLEAR CD B MD and MD buttons at the same time 2 Press the lt AMS bb MD knob and MD button to display 0 To Normal 3 Atthis time rotating the MD knob can select all modes For the contents of mode see the following table 4 To exit from th
17. 1 Usually do not perform this adjustment 2 Perform this adjustment in an ambient temperature of 22 C to 28 C Perform it immediately after the power is turned on when the internal temperature of the unit is the same as the ambient temperature of 22 C to 28 C 3 When D101 has been replaced perform this adjustment after the tem perature of this part has become the ambient temperature Adjusting Procedure 1 Turn the MD knob to display TEMP ADJUS C09 2 Press the button to select the TEMP ADJUS mode 3 TEMP iii and the current temperature data will be displayed 4 save the data press the button When not saving the data press the button be displayed and turned back to TEMP ADJUS display then When the button is pressed TEMP ADJUS will be displayed immediately Specified Value OF 10 IF and 20 2F 10 LASER POWER ADJUSTMENT Check the IOP value of the optical pick up before adjustments Refer to 8 Recording and Displaying IOP Information Connection laser power meter Optical pick up objective lens digital voltmeter BD MD board 110 1 3V lt CN110 lt Adjusting Procedure 1 Set the laser power meter on the objective lens of the optical pick up When it cannot be set properly press the 44 MD button gt MD button to move the optical pick up
18. 220 33K 15K 330K 47 330 680 100K 1 5K 1 5K 22K 22K 10K 10K 10K 10K 2 2K 33K 15K 330K 47 330 680 100K 1 5K 1 5K 22K 22K 10K 10K 10K 10K 22 2 2K 5 5 5 0 5 0 5 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 5 5 0 5 0 5 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 5 5 5 5 5 5 5 5 5 5 0 5 0 5 0 5 0 5 5 Remark 140W 140W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 140W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 4W 1 10W 1 10W 1 10W 140W 1 10W 1 10W 1 10W F 1 10W 1 10W 140W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 4W F 1 10W 1 10W 140W 1 10 1 10W 140W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 85 MAIN PWSW SW TRANS Ref No Part No Description Remark Ref No Part No Description Remark R456 1 216 057 00 METAL CHIP 2 2K 5 1 10W R983 1 216 039 00 METAL CHIP 390 5 1 10W R984 1 216 073 00 METAL CHIP 10K 5 1 10W R501 1 216 065 00 RES CHIP 4 7K 5 1 10W R502 1 216 065 00 RES CHIP 4 7K 5 1 10W lt VIBRATOR gt R503 1 216 049 11 RES CHIP 1K 5 1 10W R504 1 216 065 00 RES CHIP 4 7K 596 1 10W X501 1 781 174 21 VIBRATOR CERAMIC 10MHz R505 1 216 065 00 RES CHIP 4 7K 596 1 10W X602 1 781 174 21 VIBRATOR CERAMIC 10MHz ak dede lebe
19. HR901 OVER WRITE HEAD T e 5 OPTICAL PICK UP KMS 262A JIN See page 41 for Circuit Boards Location C171 TEO 10 1 3V GND 1 679 795 12 12 46 Page 50 B2 0 BOARD cise Page 50 Semiconductor Location Side B 46 M201 SPINBLD wv A 4 ITE I EE Cr E E 9 lt 5102 1 REFRECT 5102 2 ta MXD D3 6 7 SCHEMATIC DIAGRAM MAIN 1 3 LOADING Boards See page 56 for Waveform See page 62 for IC Block Diagrams 1 0983 155352 TPH C982 Inn 901 1 22 TOk 29v R981 100 AM 0981 x 155184 TE85L aie R982 580 Mv MET n R983 390 2 3 gt 4M R962 B 995 ores Bay 100 SFPB m nn Page 55 8958 SFPB 52V 3 3V REGULATOR R685 f B SOR E 1c905 NJM2370U33 TE2 5V REGULATOR ENG w e R684 330 0961 0962 SFPB 52V SFPB 52V ei 0 8 0951 208 R952 8953 8954 RELAY SFPB 52V SFPB 52V BRIVE BT901 8200 R961 5 C LITHIUM LL i BATTERY NUMOS A R683 47k R963 10k 02
20. RF signal waveform VOLT DIV 200 mV NAAR TIME DIV 500 ns WAN 1 normal speed WWW 55595559 level 1 2 0 2 Vp p a lt gt Balance Check Connection oscilloscope DC range BD CD board 55 ao TE o co VC o c Procedure 1 Connect the test point TP ADJ on MAIN board to the ground with a lead wire on MAIN board 2 Connect oscilloscpe to test point TP TE and TP VC on BD CD board Turn ON the power to set the ADJ mode Put disc YEDS 18 in to play the number five track 5 Press the CD knob to display A TRK ON at the CD test mode The tracking servo and the sledding servo are turned OFF 6 Check the level B of the oscilliscope s waveform and the A DC voltage of the center of the Traverse waveform Confirm the following A B x 100 less than 22 Traverse waveform Center of the waveform level 1 3 0 6 Vp p 7 Press the KK AMS PP CD knob The tracking servo and sledding servo are turned ON Confirm the C DC voltage is almost equal to the A DC volt age is step 6 Traverse waveform WAT i mn MA AYI A NY YAN WA mi WI Tracking servo Tracking servo Sledding servo lt Sledding servo OFF ON MA kan i voltage 8 Disconnect the lead wire of TP ADJ connected in step 1 39 Adjustment Location B
21. VC s qq done Adjusting Procedure 1 Connect an oscilloscope to CN110 pin TEO and CN110 pin VC on the BD MD board 2 Load a disc any available on the market Refer to Note 1 3 Press the gt MD button to move the optical pick up out side the pit 4 Turn the AMS MD knob to display MO ADJUS C10 5 Press the button to display EFB MO R Laser power READ power Focus servo ON tracking servo OFF spindle S servo ON 6 Turn the MD knob so that the waveform of the oscilloscope becomes the specified value When the MD knob is turned the iiii of EFB iii changes and the waveform changes In this ad justment waveform varies at intervals of approx 296 Adjust the waveform so that the specified value is satisfied as much as possible Read power traverse adjustment Traverse Waveform Specification A B 7 Pressthe button and save the result of adjustment to the non volatile memory EFB iii SAV will be displayed for a moment Then EFB iii MO W will be displayed 35 8 10 1 um 12 13 14 15 16 17 Turn the MD knob so that the waveform of the oscilloscope becomes the specified value 2 e isq AME PRI MD knob is turned the iii of EFB changes and the waveform changes In this ad justment at intervals of approx 2 Adjust the waveform so tha
22. C156 1 163 038 00 CERAMIC CHIP 1 10 C158 1 163 019 00 CERAMIC CHIP 1 10 C160 1 104 601 11 ELECT CHIP C161 1 104 601 11 ELECT CHIP C163 1 163 021 11 CERAMIC CHIP 1 10W C164 1 163 021 11 CERAMIC CHIP 1 10 C167 1 163 038 00 CERAMIC CHIP 1 10 1 10W C168 1 163 038 00 CERAMIC CHIP 1 10 C169 1 125 822 11 TANTALUM C171 1 163 038 00 CERAMIC CHIP 1 10W C181 1 104 913 11 TANTALUM CHIP C183 1 163 038 00 CERAMIC CHIP C184 1 117 970 11 ELECT CHIP C185 1 128 795 11 ELECT CHIP C187 1 104 913 11 TANTALUM CHIP C188 1 163 021 11 CERAMIC CHIP C189 1 163 989 11 CERAMIC CHIP C190 1 126 206 11 ELECT CHIP C191 1 163 038 00 CERAMIC CHIP C197 1 163 038 00 CERAMIC CHIP 10V C198 1 104 913 11 TANTALUM CHIP 25V C199 1 163 038 00 CERAMIC CHIP 10V 10V CONNECTOR 50V CN101 1 569 479 21 CONNECTOR FPC 21P 50V CN102 1 784 835 21 25V CN103 1 784 834 21 25V CN104 1 770 687 11 CONNECTOR FFC FPC 4P 25V CN110 1 695 440 21 25V Ref No Part No Description Remark Ref No Part No Description lt DIODE gt R119 1 216 295 00 SHORT R120 1 216 025 00 RES CHIP D101 8 719 988 61 DIODE 155355 17 R121 1 216 097 00 RES CHIP D181 8 719 046 86 DIODE F1J6TP R123 1 216 295 00 SHORT D183 8 719 046 86 DIODE F1J6TP R124 1 216 025 00 RES CHIP lt IC TRANSISTOR gt R125 1 216 025 00 RES CHIP R126 1 414 235 22 FERRITE BEAD 1C101 8 752 080 95 CXA2523AR R130 1 216 295 00 SHORT 1C103 8 729 903 10 TRANSISTOR FMW1 T 148 R131 1 216 073 00 METAL
23. Connect the digital voltmeter to CN110 pin 8 I 3V and CN110 pin IOP on the BD MD board 2 Turn the MD knob to display LDPWR ADJUS C10 Laser power For adjustment Press the button once to display LD 0 9 mW i 4 Turn the MD knob so that the reading of the laser power meter becomes 0 85 to 0 91 mW Press the button after setting the range knob of the laser power meter and save the adjustment results LD SAVE i be displayed for a moment 5 Then LD 8 4 mW ii will be displayed 6 Turn the MD knob so that the reading of the laser power meter becomes 6 9 to 7 1 mW press the button to save it Note Do not perform the emission with 7 0 mW more than 15 seconds continuously 7 Then turn the AMS Db MD knob to display LDPWR CHECK C02 8 Press the button once to display LD 0 9 mW ii Check that the reading of the laser power meter become 0 85 to 0 91 mW 9 Press the button once more to display LD 8 4 mW Check that the reading the laser power meter and digital voltmeter satisfy the specified value Note down the digital voltmeter reading value Specified Value Laser power meter reading 8 4 0 2 mW Digital voltmeter reading Value on the optical pick up label 10 Optical pick up label KMS262A 27X40 B0825 IOP 82 5 mA in this case IOP mA Digital voltmeter reading mV 1 Q 10 Press
24. 12 1 645 721 21 51 R963 o 51 SHORT SOCKET Page 54 901 a c E I 0 3 C C 1 85 905 9 CN902 D 2 E 514 e 7 1 674 744 Page 55 BOARD Semiconductor Location US Canodion Location Location MXD D3 A J B Page 54 C CHASSIS D Location Qy i p c h d h eb ey tod gt gt UJ UJ UJ gt gt gt gt gt ee Grae Wea rear ar a are CO O Co CO CO oo C cO coco 1 Pn O SOR gt gt gt e 2200207 OU MXD D3 6 12 PRINTED WIRING BOARDS DISPLAY PWSW HP Boards DISPLAY BOARD O A 746 a CHASSIS EXCEPT US Conad ion Q 5 B JW See page 41 for Circuit Boards Location R751 NC 0752 HIG H Q 5736 R734 Page 50 C Semiconductor Location DISPLAY BOARD 78 R756 a N RESC C Ne 25 726 O ee 6 7 8 9 10 PwSw BOARD R715 R703 J481 PHONES 1 674 747 52 52 cd 6 13 SCHEMATIC DIA
25. 33 SCLK o Serial clock signal output to the CXD2656AR 1C121 34 FLCS Chip select signal output to the FL LED driver IC751 35 FLDATA Serial data output to the FL LED driver 1C751 36 O Notused open 37 FLCLK Serial data transfer clock signal output to the FL LED driver 1C751 38 to 43 Not used open 44 LINE SEL2 Audio line selection output terminal 5 a i Audio line selection output terminal Audio line selection output terminal Not used open Strobe signal output to the power supply circuit L standby mode H power on 69 50 CDRST Reset signal output to the CD mechanism controller IC501 51 52 Notused open 53 PACKOUT I Detection input from the loading out detect switch S602 L at a load out position others H 54 LDIN Motor control signal output to the loading motor driver IC602 L active 1 55 LDOUT Motor control signal output to the loading motor driver IC602 L active 1 56 LDLOW E ns motor drive voltage control signal output for the loading motor driver 1C602 active 5 58 o Notused opem n 59 Detection input from the recording position detect switch S601 L active 60 Detection input from the playback position detect switch S604 L active 6l XLATCH o Serial data latch pulse signal output to the CXD2656AR 1 121 A VCC XDRST Power supply terminal 3 3V Reset signal o
26. 725 1 762 875 21 SWITCH KEYBOARD INPUT 0753 8 729 620 05 TRANSISTOR 2SC2603TP EF 0754 8 729 620 05 TRANSISTOR 2SC2603TP EF 726 1 762 875 21 SWITCH KEYBOARD DISPLAY 731 1 762 875 21 SWITCH KEYBOARD lt lt CD lt RESISTOR gt 732 1 762 875 21 SWITCH KEYBOARD YES 733 1 762 875 21 SWITCH KEYBOARD MENU NO R701 1 249 421 11 CARBON 2 2K 5 1 4W 734 1 762 875 21 SWITCH KEYBOARD CD SYNC HIGH R702 1 247 843 11 CARBON 3 3K 5 1 4W R703 1 249 425 11 CARBON 4 7K 5 1 4W 735 1 762 875 21 SWITCH KEYBOARD CD SYNC NORMAL 736 1 762 875 21 SWITCH KEYBOARD OPEN EJECT 82 DISPLAY HP LOADING Ref No Part No Description Remark Ref No Part No Description Remark 5741 1 762 875 21 SWITCH KEYBOARD lt CAPACITOR RESISTOR SHORT gt S742 1 762 875 21 SWITCH KEYBOARD 11 MD S743 1 762 875 21 SWITCH KEYBOARD MD C201 1 136 356 11 FILM 470PF 5 50V C202 1 128 551 11 ELECT 22uF 20 25V S744 1 762 875 21 SWITCH KEYBOARD P MD C203 1 128 551 11 ELECT 22uF 20 25V 745 1 762 875 21 SWITCH KEYBOARD REC MD C204 1 128 551 11 ELECT 22uF 20 25V 746 1 762 875 21 SWITCH KEYBOARD EJECT C205 1 137 366 11 FILM 0 0022uF 5 50V sese se se ote 2 obe obe C221 1 136 356 11 FILM 470PF 5 50V 1 674 748 11 HP BOARD C222 1 128 551 11 ELECT 22uF 20 25V koki kk C223 1 137 368 11 FILM 0 0047uF 5 50V 224 1 130 471 00 MYLAR 0 001uF 5 50V CAPA
27. AT CDM14 310 4 985 672 01 SCREW PTPWHM2 6 FLOATING 302 4 933 110 41 HOLDER MG 311 4 959 996 01 SPRING 932 COMPRESSION 303 4 213 448 12 TABLE BL DISC 312 4 933 129 01 HOLDER BU 304 4 967 268 01 GEAR C 313 4 933 111 41 CHASSIS MD 305 4 927 649 01 BELT 314 4 917 583 21 BRACKET YOKE 306 4 933 107 01 GEAR PL 315 4 925 315 31 DAMPER 307 4 927 651 01 PULLEY S 316 X 4952 522 1 PULLEY AT ASSY 308 4 933 109 01 CAM 317 4 220 951 02 SHEET KH 309 1 645 721 11 LOADING BOARD M103 4604 363 MOTOR L ASSY LOADING CD 77 7 CD BASE UNIT SECTION BU 5TBD26B 355 351 359 357 352 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part num ber specified Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi A RAY B EXER D RU Xt W EH f U E 5 59 89 SiR ER Ref No Part No Description Remark Ref No Part No Description Remark A351 8 820 113 01 OPTICAL PICK UP KSS 213BH Z NP 357 A 4724 886 A BD CD BOARD COMPLETE 352 1 769 069 11 WIRE FLAT TYPE 16 CORE 358 4 951 620 01 SCREW 2 6X8 BVTP 353 4 917 567 01 GEAR M 359 3 713 786 51 SCREW P 2X3 354 4 222 457 01 INSULATOR 14H M101 X 4952 658 1 MOTOR ASSY SPINDLE CD 355 4 917 565 01 SLED M102 4917 504 1
28. Contents TEMP CHECK Temperature compensation offset check LDPWR CHECK Laser power check EF MO CHECK Traverse MO check EF CD CHECK Traverse CD check FBIAS CHECK Focus bias check Scurve CHECK S letter check VERIFYMODE Non volatile memory check DETRK CHECK Detrack check ADJUS Temperature compensation offset adjustment LDPWR ADJUS Laser power adjustment EF MO ADJUS Traverse MO adjustment EF CD ADJUS Traverse CD adjustment FBIAS ADJUS Focus bias adjustment EEP MODE Non volatile memory control X MANUAL CMD Command transmission X SVDATA READ Status display X ERR DP MODE Error history display clear SLED MOVE Sled check X ACCESS MODE Access check X 0920 CHECK Outermost circumference check X HEAD ADJUST Head position check X CPLAY IMODE Same functions as CPLAY MODE Not used in servicing X CREC IMODE Same functions as CREC MODE Not used in servicing X ADJ CLEAR Initialization of non volatile memory of adjustment value AG Set MO Auto gain output level adjustment MO AG Set CD Auto gain output level adjustment CD Iop Read IOP data display Iop Write IOP data write INFORMATION Microprocessing version display CPLAY MODE Conti
29. Display CREC 0300 and start to recording 4 Complete recording within 5 minutes 5 Press the MENU NO button and stop recording 6 Press amp EJECT button and remove the disc The above has been how to create a continuous recorded data for the focus bias adjustment check and MO error rate check Note Becareful not to apply vibration during continuous recording 31 6 CHECK PRIOR TO REPAIRS These checks are performed before replacing parts according to approximate specifications to determine the faulty locations For details refer to Checks Prior to Parts Replacement and Adjust ments See page 10 6 1 Temperature Compensation Offset Check When performing adjustments set the internal temperature and room temperature of 22 C to 28 C Checking Procedure 1 Turn the MD knob to display TEMP CHECK C01 2 Press the button 3 T OK should be displayed If T NG is displayed it means that the results are bad Q indicates the current value set and indicates the value written in the non volatile memory 6 2 Laser Power Check Before checking check the IOP value of the optical pick up Refer to 8 Recording and Displaying IOP Information Connection laser power meter Optical pick up objective lens digital voltmeter BD MD board CN110 pin 13V CN110 oo Checking
30. L401 1 412 056 11 INDUCTOR CHIP 4 7uH 8332 1 219 786 11 FUSIBLE L501 1 408 958 21 INDUCTOR 1uH R333 1 216 057 00 METAL CHIP L502 1 410 369 11 INDUCTOR luH L503 1 408 958 21 INDUCTOR 1uH R401 1 216 295 00 SHORT L504 1 408 958 21 INDUCTOR 1uH R402 1 216 017 91 RES CHIP R403 1 216 017 91 RES CHIP L652 1 410 377 31 INDUCTOR CHIP 4 7uH R404 1 216 017 91 RES CHIP L653 1 412 056 11 INDUCTOR CHIP 4 7uH R405 1 216 017 91 RES CHIP L654 1 412 006 31 INDUCTOR CHIP 10uH US Canadian R406 1 216 101 00 METAL CHIP TRANSISTOR R407 1 216 025 00 RES CHIP R408 1 216 025 00 RES CHIP Q221 8 729 046 97 TRANSISTOR 2501938 F T TX 50 R409 1 216 025 00 RES CHIP Q321 8 729 046 97 TRANSISTOR 2501938 F T TX SO R451 1 216 619 11 METAL CHIP Q401 8 729 424 08 TRANSISTOR UN2111 TX Q451 8 729 046 97 TRANSISTOR 2501938 F T TX SO R452 1 216 619 11 METAL CHIP 0452 8 729 046 97 TRANSISTOR 2501938 F T TX SO R453 1 216 619 11 METAL CHIP R454 1 216 619 11 METAL CHIP Q501 8 729 421 19 TRANSISTOR UN2213 TX R455 1 216 057 00 METAL CHIP The components identified by mark A or dotted line with mark A are critical for safety Replace only with part num ber specified Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le nem ro sp cifi A RAY BT EXER MH RU X ut W FR ER MAIN UN2211 TX 28C1815GR TPE2 oo 220 220
31. curit par une pi ce portant le num ro sp cifi Ne les remplacer que AN BRR RIA HAYS REGE GE KAN SENT 49 49 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY CD PLAY MXD D3 6 10 PRINTED WIRING BOARD MAIN Board Side A See page 41 for Circuit Boards Location MAIN BOARDI IE A A Q o B n a C916 O i 5 ER Jl a mi Q452 D M HH dp 25 19 K PRL li MNA zh b SA 11 IN 1 674 744 1 05 2 2 4 5 6 8 9 10 Semiconductor US Conod ian Location 42 C Page 46 Page 46 Page 52 12 A POPP gt gt gt bos 3 3 6 4 50 50 6 11 PRINTED WIRING BOARDS MAIN Side B LOADING Boards MAIN SIDE B 05 TO MAIN BOARD LINE ANALOG IN OUT R L R BOARD CHO R202 32 R3 22 M103 LOADING DIGITAL OPTICAL IN C682 See page 41 for Circuit Boards Location R685 R684
32. marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le nem ro sp cifi A RI AY B EXER MH R 4 X t W EUR fE Pl E 5 59 89 FR ER 87 MXD D3 928 983 rporation 9 928 983 11 Sony Corporatio Home Audio Company Printed in Japan 1999 9 88 Published by Quality Assurance Dept
33. 11 RES CHIP 15K 5 1 10W 5 50V R107 1 216 097 00 RES CHIP 100K 5 1 10W 25V 5 50V R108 1 216 077 11 RES CHIP 15K 5 1 10W 25V R111 1 216 085 00 METAL CHIP 33K 5 1 10 50V R112 1 216 073 00 METAL CHIP 10K 5 1 10W 79 ak ak ab ak ak ake ae a ak ak ake al ak ak ak ae a ak ak ake a ak ak ak a a ak ke ae ae ak ak ake a a ak ak ae a ak ak ake ae a ak ak ae BD CD BD MD Ref No Part No Description R113 1 216 097 00 RES CHIP R114 1 216 025 00 RES CHIP R116 1 216 073 00 METAL CHIP R117 1 216 049 11 RES CHIP R118 1 216 073 00 METAL CHIP R119 1 216 121 00 RES CHIP R121 1 216 037 00 RES CHIP R122 1 216 001 00 RES CHIP R123 1 216 001 00 RES CHIP R124 1 216 001 00 RES CHIP R125 1 216 073 00 METAL CHIP R129 1 216 295 00 SHORT R132 1 216 001 00 METAL CHIP R133 1 216 003 11 RES CHIP R138 1 216 103 00 METAL CHIP R139 1 216 103 00 METAL CHIP R142 1 216 073 00 METAL CHIP R144 1 216 121 00 RES CHIP R146 1 216 121 00 RES CHIP R169 1 216 295 00 SHORT R172 1 216 308 00 METAL CHIP R181 1 216 065 00 RES CHIP R182 1 216 085 00 RES CHIP R184 1 216 097 00 RES CHIP R185 1 216 105 00 RES CHIP R187 1 216 101 00 METAL CHIP R193 1 216 073 00 METAL CHIP R195 1 216 061 00 METAL CHIP R196 1 216 073 00 METAL CHIP R197 1 216 073 00 METAL CHIP R200 1 216 295 00 SHORT R201 1 216 295 00 SHORT R210 1 216 073 00 METAL CHIP R211 1 216 073 00 METAL CHIP R283 1 216 113 00 METAL CHIP R284 1 21
34. 165 319 11 CERAMIC CHIP C903 1 126 941 11 ELECT C904 1 126 942 61 ELECT C905 1 115 364 11 ELECT C906 1 165 319 11 CERAMIC CHIP C907 1 165 319 11 CERAMIC CHIP C908 1 126 925 11 ELECT C909 1 165 319 11 CERAMIC CHIP C910 1 165 319 11 CERAMIC CHIP C911 1 126 933 11 ELECT C912 1 165 319 11 CERAMIC CHIP C913 1 165 319 11 CERAMIC CHIP C914 1 126 933 11 ELECT C915 1 165 319 11 CERAMIC CHIP C916 1 165 319 11 CERAMIC CHIP C921 1 126 951 11 ELECT 84 0 1uF 0 1uF 100uF 20PF 20PF 47 0 1uF 0 1uF 0 001uF 100PF 100PF 0 1uF 0 1uF 100uF 0 001uF 0 001uF 0 001uF 0 001uF 0 001uF 220PF 220PF 10uF 0 1uF 0 1uF 100uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 100PF 100PF 100PF 0 1uF 0 1uF 0 1uF 0 1uF 100uF 0 01uF 0 1uF 0 1uF 0 1uF 470uF 1000uF 22000uF 0 1uF 0 1uF 470uF 0 1uF 0 1uF 100uF 0 1uF 0 1uF 100uF 0 1uF 0 1uF 470uF 20 5 5 5 10 5 5 20 10 10 10 10 10 5 5 20 20 5 5 5 20 10 20 20 20 20 20 20 20 20 20 20 20 10 20 20 20 10 20 20 Remark Ref No Part No Description 50V C922 1 165 319 11 CERAMIC CHIP 0 1uF 50V C923 1 165 319 11 CERAMIC CHIP 0 1uF 25V 50V C924 1 104 665 11 ELECT 100uF C941 1 128 576 11 ELECT 100uF 50V C942 1 126 966 11 ELECT 33uF 1 10 C943 1 165 319 11 CERAMIC CHIP 0 1uF 50V C961 1 126 768 11 ELECT 2200uF 50V 50V C962 1 165 319 11 CERAMIC CHIP 0 1u
35. 3 5 POWER DOWN 9901 VIE2 TB2 BETECT CHASSIS C916 0 1 k t ACIO 5V pP 10V REGULATOR 1C903 MSF7810L 5V E EATUR 7V REGULATOR 1 904 BAO7T WAVE SHAPER 1C608 SN74HCUO4ANSR DIGITAL OPTICAL IN GND 5 ACI7V 17 AC35V 35 ACSV ACSV En 12 2 LI 022 8903 11 2 2 C905 VIEZ TB2 170 25v 4 18 54 10 DE ene OT ww C685 gt 0 1 4 25 Page 55 pi 9015 0 1 112392 216902 T 0 1 0906 11E2 TB2 e 0922 11E2 TB2 8924 1 2 2 fos fou 8 8921 1 E2 TB2 5V REGULATOR 8925 1 E2 TB2 E 1C402 NJM78L05A T3 13 2 5 oo R507 47 29 XTAL 28 LPH 27 LRCK F 26 25 ABATA 24 SCOR 23 BCLK 22 XSTL 21 AMUTE 20 T Page 48 wi LOADING MOTOR DRIVE 9651 UN2211 TX 5 REFERENCE amp M5293L 32V REGULATOR PONE VOLTAGE SWITCH 1C602 LB1830M 5 TE L 0 16 AGND Page 43 D 12 SENS 11 LBON SUBO o Po S CD MECHANISM CONTROLLER o a 1CS01 M30625MGA A50GP C658 0 1 SPOL
36. 4 3 Vp p 10 MHz 56 1 601 XIN NANNAN 2 6 Vp p 10 MHz IC601 8 SCLK 3 2 Vp p 1 66 MHz 1C601 FLCLK 3 2 Vp p 357 kHz 1C401 XTI VT 1 8 Vp p 22 5 MHz 1C401 Vp p 44 1 kHz 56 C401 BCLK A A 603 2 Q 6 8 Vp p 11 29 MHz IC603 49 2CK 4 1 22 579 MHz 606 4 6 2 117 MHz 606 UUU lt 4 2 Vp p LA 44 1 kHz DISPLAY Board Q 1C751 OSCI 1 7 Vp p 2 137 MHz IC Block Diagrams BD CD Board IC101 CXD2585Q D A Inter Clock Generator PU rface Error Corrector Sub Code Processor EFM demodurator Servo Auto Sequencer 1 Digital PLL Asymmetry Corrector Digital SERVO Interface SERVO BLOCK TRACKING PWM FORCUS PWM GENERATOR GENERATOR SLED PWM GENERATOR SERVO DSP TRACKING SLED SERVO
37. 87 scl 22 1121 SCTX 28 F5 CX82656AR F6 I F7 F8 E 0 TP165 DABTI 12 e2 q XTSL F 1 160 o TPI63 Cd SN I E4 40 162 44 aw I NC ADOT o 1P126 j or tem 9 127 gt gt DADT 128 HGND G 3 3V RCK LRC lt 5 5V 1P133 9 DINO 1P132 9 5V lt 5 BOUT Page 49 7 GND N orp2 H e DINI 7 GND lt gt E10 TP138 0 8 512FS R126 FBTPI39 0 DINGND C148 1009 TP140 MCKGND ig 196 8197 MGND 93 T 21108 MOND M SV I 1P125 9 x102 M SV 9 90 5188 8 ja L181 de I I 5 1 J 3 0181 182 181 0 TS OVER WRITE OVER WRITE 25J518AZTR HEAD DRIVE HEAD DRIVE a 5 1 I 0 5 1 C184 rez20 TP321 TP322 TP323 I gt 0181 10V B61 bi lt 10 s n Y e o o E B B BE gt T o 0 70 i K e zi hH 2 T R182 47k 0 C185 C198 9182 R186 R183 k 5 470 47 47 ars 25K2788VYTR 2509 r P a 2 Note Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD STOP 45 45 MXD D3 6 6 PRINTED WIRING BOARD BD MD Board 88 MB BOARD A B 190 4 D F 6 OLsio2 Semiconductor Location Side A
38. CHIP 0102 8 729 026 53 TRANSISTOR 2SA1576A T106 QR R164 1 216 045 00 METAL CHIP 0103 8 729 402 93 TRANSISTOR UN5214 TX 0104 8 729 402 93 TRANSISTOR UN5214 TX R165 1 216 097 00 RES CHIP 0162 8 729 101 07 TRANSISTOR 2SB798 T1DK R166 1 216 298 00 METAL CHIP R167 1 216 065 00 RES CHIP 0163 8 729 403 35 TRANSISTOR UN5113 TX R169 1 219 724 11 METAL CHIP Q181 8 729 048 87 FET 2SJ518AZTR R170 1 216 073 00 METAL CHIP 0182 8 729 048 88 FET 2SK2788VYTR R171 1 216 073 00 METAL CHIP RESISTOR FERRITE BEAD R175 1 216 065 00 RES CHIP R177 1 216 061 00 METAL CHIP R103 1 216 049 11 RES CHIP 1K 5 1 10 R179 1 216 085 00 METAL CHIP R104 1 216 073 00 METAL CHIP 10K 5 1 10W R180 1 216 073 00 METAL CHIP R105 1 216 065 00 RES CHIP 4 7K 5 1 10 R106 1 216 133 00 METAL CHIP 3 3M 5 1 10W R182 1 216 089 00 RES CHIP R107 1 216 113 00 METAL CHIP 470K 5 1 10 R183 1 216 089 00 RES CHIP R184 1 216 073 00 METAL CHIP R108 1 216 017 00 RES CHIP 47 5 1 10 R185 1 216 081 00 METAL CHIP R109 1 216 295 00 SHORT 0 R186 1 216 089 00 RES CHIP R110 1 216 081 00 METAL CHIP 22K 5 1 10W R111 1 216 295 00 SHORT 0 R188 1 216 073 00 METAL CHIP R112 1 216 689 11 METAL CHIP 39K 0 5 1 10W R189 1 216 073 00 METAL CHIP R190 1 216 073 00 METAL CHIP R113 1 216 049 11 RES CHIP 1K 5 1 10 R195 1 216 073 00 METAL CHIP R114 1 216 295 00 SHORT 0 R196 1 216 295 00 SHORT R115 1 216 049 11 RES CHIP 1K 5 1 10 R116 1 216 295 00 SHORT 0 R197 1 216 295 00 SHORT R117 1 216 113 00 M
39. CHIP 10121 8 752 390 16 IC CXD2656AR R132 1 216 097 00 RES CHIP 16124 8 759 599 51 IC MSM51V17400D 50TS K 10152 8 759 430 25 IC BH6511FS E2 R133 1 216 117 00 METAL CHIP R134 1 216 049 11 RES CHIP 16171 8 759 487 04 BR24CO2F E2 R135 1 216 061 00 METAL CHIP 10181 8 759 481 17 IC MC74ACTO8DTR2 R136 1 216 049 11 RES CHIP 10192 8 759 460 72 BAO33FP E2 R137 1 216 295 00 SHORT COIL FERRITE BEAD SHORT R140 1 216 029 00 METAL CHIP R142 1 216 073 00 METAL CHIP L101 1 414 813 11 FERRITE OuH R143 1 216 073 00 METAL CHIP L102 1 414 813 11 FERRITE R144 1 216 025 00 RES CHIP 1103 1 414 813 11 FERRITE R145 1 216 073 00 METAL CHIP L105 1 414 813 11 FERRITE 1106 1 414 813 11 FERRITE OuH R146 1 216 037 00 METAL CHIP R147 1 216 025 00 RES CHIP L121 1 414 813 11 FERRITE OuH R148 1 216 045 00 METAL CHIP L122 1 414 813 11 FERRITE R149 1 216 073 00 METAL CHIP L151 1 412 029 11 INDUCTOR CHIP 10uH R150 1 216 295 00 SHORT L152 1 412 029 11 INDUCTOR CHIP 10uH L153 1 412 032 11 INDUCTOR CHIP 100uH R151 1 216 073 00 METAL CHIP R152 1 216 073 00 METAL CHIP L154 1 412 032 11 INDUCTOR CHIP 100uH R153 1 216 033 00 RES CHIP L161 1 414 813 11 FERRITE R158 1 216 097 00 RES CHIP L162 1 414 813 11 FERRITE R159 1 216 097 00 RES CHIP 1181 1 216 295 00 5 0 R160 1 216 295 00 SHORT TRANSISTOR R161 1 216 057 00 METAL CHIP R162 1 216 057 00 METAL CHIP Q101 8 729 403 35 TRANSISTOR UN5113 TX R163 1 216 057 00 METAL
40. DISPLAYING THE IOP INFORMATION The IOP data can be recorded in the non volatile memory The IOP value on the optical pick up label and the IOP value after the adjustment will be recorded Recording these data eliminates the need to read the label on the optical pick up Recording Procedure 1 Turn the MD knob to display Write C28 and press the button 2 The display becomes Ref is an arbitrary num ber and the numbers which can be changed will blink 3 Input the IOP value on the optical pick up label To select the number Turn the MD knob To select the digit Press the MD knob 4 When the button is pressed the display becomes Measu is an arbitrary number 5 As the adjustment results are recorded for the 6 value Leave it as it is and press the button 6 Complete will be displayed momentarily The value will be recorded in the non volatile memory and the display will become Top Write Display Procedure Turn the MD knob to display Read C27 2 QQ Q H H is displayed and the recorded contents are dis played indicates the IOP value on the optical pick up label indicates the IOP value after adjustment 3 Toend press the MD button or button to display Iop Read 34 9 TEMPERATURE COMPENSATION OFFSET ADJUSTMENT Save the temperature data at that time in the non volatile memory as 25 C reference data Note
41. MOTOR ASSY SLED CD 356 4 917 564 01 GEAR FLATNESS 78 NOTE SECTION 8 ELECTRICAL PARTS LIST Due to standardization replacements in the parts list may be different from the parts speci fied in the diagrams or the components used on the set XX and X mean standardized parts so they may have some difference from the original one RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal oxide film resistor F nonflammable Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when order ing these items SEMICONDUCTORS In each case u u for example uA pA uPA uPA uPB uPB uPC uPC uPD uPD CAPACITORS uF uF COILS BD CD The components identified b mark A or dotted line with mark specified are critical for safety Replace only with part number s curit Les composants identifi s par une marque sont critiquens pour la Ne les remplacer que par une pi ce portant le num ro sp cifi RA AD AY E BT EXER RU X ut Ref No Part No Description A 4724 886 A BD CD BOARD COMPLETE ste se sk ake ak ake afe ake fe ok CAPACITOR C1 1 163 038 00 CERAMIC CHIP 0 1 C10 1 107 812 11 TANTALUM CHIP 4 7uF C39 1 163 038 00 CERAMIC CHIP 0 1 C42 1 163 231 11 CERAMIC CHIP 15PF C101 1 135 155 21
42. PORT SELECTION Procedure 1 Enter the test mode then rotate CD knob to display 8 gt PORT and press the CD knob 2 Rotate the CD knob to select GFS ERROR RATE RFCK and press the CD knob to set 3 To exit from this mode press W MD button and MD knob simultaneously 29 SECTION 5 ELECTRICAL ADJUSTMENTS MD SECTION Note MD always plays double speed 1 PARTS REPLACEMENT AND ADJUSTMENT Check and adjust the mechanism deck as follows The procedure changes according to the part replaced Abbreviation OP Optical pick up OWH Overwrite head Temperature compensation offset check Laser power check Traverse check Focus bias check CPLAY check Self recording playback check p Check the sled and spindle mechanisms Parts Replacement and Repair Other causes can be suspected Has the OWH been replaced YES NO Has OP IC171 IC101 or IC121 been replaced YES Initial setting of the adjustment value Has OP or IC171 been replaced NO YES IOP information recording IOP value labeled on OP Has IC171 or D101 been replaced Laser power adjustment Traverse adjustment Focus bias adjustment Error rate adjustment Focus bias check Auto gain adjustment 30 2 PRECAUTIONS FOR CHECKING LASER DIODE EMISSION To check the emission of the laser diode during adjustme
43. R224 1 216 655 11 METAL CHIP 10501 8 759 644 36 IC M30625MGA A50GP R225 1 216 655 11 METAL CHIP 10502 8 759 822 09 LB1641 16503 8 759 269 92 IC SN74HCUO4ANSR R226 1 216 683 11 METAL CHIP 10601 8 759 638 23 IC M30624MG A10FP R227 1 216 683 11 METAL CHIP R228 1 216 675 11 METAL CHIP 10602 8 759 481 19 IC LB1830M S TE L R229 1 216 675 11 METAL CHIP 16603 8 759 099 37 IC SN74HCT74ANSR R230 1 216 675 11 METAL CHIP 10604 8 759 269 92 IC SN74HCUO4ANSR 10605 8 759 548 61 IC SN74LVOBANSR R231 1 216 675 11 METAL CHIP 10606 8 759 548 61 IC SN74LVOBANSR R232 1 219 786 11 FUSIBLE R233 1 216 057 00 METAL CHIP 10607 8 759 926 18 SN74HC157ANSR R301 1 216 687 11 METAL CHIP 16608 8 759 269 92 IC SN74HCUO4ANSR R302 1 216 679 11 METAL CHIP 10609 8 749 012 70 GP1F38R DIGITAL OPTICAL IN 10901 8 759 701 75 IC NJM7805FA R303 1 218 764 11 RES CHIP 10902 8 759 701 75 IC NJM7805FA R304 1 216 619 11 METAL CHIP R321 1 216 639 11 METAL CHIP 10903 8 759 604 32 IC M5F7810L 8322 1 216 647 11 METAL CHIP 10904 8 759 450 49 IC 07 R323 1 216 699 11 METAL CHIP 10905 8 759 486 55 IC NJM2370U33 TE2 IC906 8 759 481 02 M62016L R324 1 216 655 11 METAL CHIP 10941 8 759 633 42 IC M5293L R325 1 216 655 11 METAL CHIP R326 1 216 683 11 METAL CHIP JACK R327 1 216 683 11 METAL CHIP R328 1 216 675 11 METAL CHIP J401 1 784 429 11 JACK PIN 4P LINE ANALOG IN OUT R329 1 216 675 11 METAL CHIP COIL R330 1 216 675 11 METAL CHIP R331 1 216 675 11 METAL CHIP
44. TANTALUM CHIP 4 7uF C102 1 163 038 00 CERAMIC CHIP 0 1uF C103 1 163 038 00 CERAMIC CHIP 0 1uF C105 1 163 038 00 CERAMIC CHIP 0 1uF C106 1 163 125 00 CERAMIC CHIP 220 C107 1 163 038 00 CERAMIC CHIP 0 1uF C108 1 163 125 00 CERAMIC CHIP 220 C112 1 163 021 11 CERAMIC CHIP 0 01uF C113 1 107 823 11 CERAMIC CHIP 0 47uF C114 1 163 275 11 CERAMIC CHIP 0 001uF C115 1 113 503 11 CERAMIC CHIP 0 0039uF C116 1 163 127 00 CERAMIC CHIP 270 C117 1 164 222 11 CERAMIC CHIP 0 22uF C119 1 163 251 11 CERAMIC CHIP 100PF C131 1 135 216 11 TANTALUM CHIP 10uF C132 1 126 209 11 ELECT CHIP 100uF C133 1 163 275 11 CERAMIC CHIP 0 001uF C134 1 126 607 11 ELECT CHIP 47uF C135 1 163 038 00 CERAMIC CHIP 0 1uF C136 1 163 038 00 CERAMIC CHIP 0 1uF C137 1 164 346 11 CERAMIC CHIP 1uF C138 1 164 346 11 CERAMIC CHIP 1uF C142 1 163 231 11 CERAMIC CHIP 15PF C143 1 163 275 11 CERAMIC CHIP 0 001uF C145 1 109 982 11 CERAMIC CHIP 1uF C146 1 164 004 11 CERAMIC CHIP 0 1uF C147 1 163 038 00 CERAMIC CHIP 0 1uF C148 1 126 607 11 ELECT CHIP 47uF C171 1 163 038 00 CERAMIC CHIP 0 1uF C172 1 110 501 11 CERAMIC CHIP 0 33uF C173 1 163 235 11 CERAMIC CHIP 22 C174 1 163 235 11 CERAMIC CHIP 22 C175 1 163 038 00 CERAMIC CHIP 0 1uF C176 1 163 275 11 CERAMIC CHIP 0 001uF C179 1 163 038 00 CERAMIC CHIP 0 1uF C181 1 163 033 00 CERAMIC CHIP 0 022uF uH uH WE SAS R BR Rem
45. To exit from the mode press the button and MD knob simultaneously FL Display Test Procedure 1 Enter the service mode then rotate MD knob to display lt 2 gt FLD and press the MD 2 The fluorescent display tube turns ON fully Each time the AMS MD knob is pressed the display changes such as Full ON Partial ON Selected menu 3 To exit from the mode press the MD button and MD knob simultaneously Key Jog Input Test Procedure Enter the service mode then rotate MD knob to display lt 3 gt Key Jog and press the MD 2 KEY 29 is displayed and each time a key is pressed the corresponding pictograph goes off and numeric value is counted down When all keys were pressed KEY 0 is displayed Correspondence between KEY and pictorial display KEY Pictorial display KEY Pictorial display KEY Pictorial display AMS gt CD upper 49 CD Ay CD CD SYNCHRO HIGH X4 B CD KK AMS PP MD under CD SYNCHRO NORMAL II CD upper CLEAR MD under A OPNE CLOSE gt CD gt upper TIME MD MONO B MD Jo PLAY MODE MD L SYNC Il MD H under PLAY MODE CD OPT INPUT COAX gt MD L under TIME CD CD DISPLAY ANALOG gt gt MD z MD CLEAR CD upper lt
46. a mwan ing 70 Focus OK signal input from the CXD2656AR IC121 78 MNTO FOK H is input when focus is on L NG 7 se O Clock signal output to the EEPROM 80 81 LINESELS Audioline selection output terminal ______ O 2 1 Destination setting terminal pull down in this se __ 83 CSETO Destination setting terminal pull down in this set 84 to 88 N Not used open 89 LEVEL L L ch level input from CD mechanism controller 1 501 90 LEVEL R ch level input from the CD mechanism controller IC501 91 Not used open 92 Key input terminal A D input S741 to S746 MD II MD gt gt MD gt gt MD REC MD 2 EJECT keys input 93 Key input terminal A D input S731 to S736 lt lt 4 MD YES MENU NO CD SYNC HIGH CD SYNC NORMAL 2 OPEN CLOSE keys input 94 Key input terminal A D input S721 to S726 AMS DP MD CLEAR MD TIME MD PLAY MODE MD INPUT DISPLAY keys input 95 Key input terminal A D input S711 to 5716 PLAY MODE CD TIME CD CLEAR CD REC IT CD CD lt lt CD keys input 96 97 terminal A D input S701 to S705 AMS gt CD CD HM CD gt CD IK keys input 98 Reference voltage 3 3V input terminal for A D converter 99 ESE Power supply terminal 3 3V for analog system 100 N Not used open
47. ak obe obe ob ot oj ole oe sese sese be se fe fede dede ak ak obe ote obe ote ae ale ae ae R506 1 216 089 00 RES CHIP 47K 5 1 10W R507 1 216 089 00 RES CHIP 47 5 1 10W 1 674 747 11 PWSW BOARD R508 1 216 089 00 RES CHIP 47K 5 1 10W kk kab 509 1 216 089 00 RES CHIP 47K 5 1 10W 512 1 216 033 00 RES CHIP 220 5 1 10W 3 362 478 01 HOLDER T LED R513 1 216 049 11 RES CHIP 1K 5 1 10W lt CAPACITOR gt R601 1 216 065 00 RES CHIP 4 7K 5 1 10 R602 1 216 089 00 RES CHIP 47K 5 1 10W C781 1 126 382 11 ELECT 100uF 20 6 3V R603 1 216 073 00 METAL CHIP 10K 5 1 10W C782 1 164 159 11 CERAMIC O 1uF 50V R604 1 216 073 00 METAL CHIP 10K 5 1 10W CONNECTOR R605 1 216 073 00 METAL CHIP 10K 5 1 10W R606 1 216 073 00 METAL CHIP 10K 5 1 10W CN703 1 691 746 11 CONNECTOR BOARD TO BOARD 5P R607 1 216 073 00 METAL CHIP 10K 5 1 10W R608 1 216 073 00 METAL CHIP 10K 5 1 10W lt DIODE gt R609 1 216 073 00 METAL CHIP 10K 5 1 10W D781 8 719 301 39 LED SEL2210S D TP STANDBY R610 1 216 073 00 METAL CHIP 10K 5 1 10W R611 1 216 073 00 METAL CHIP 10K 5 1 10W IC R612 1 216 073 00 METAL CHIP 10K 5 1 10W R613 1 216 073 00 METAL CHIP 10K 5 1 10W 10781 8 749 013 91 IC GP1UC8X R621 1 216 073 00 METAL CHIP 10K 5 1 10W lt TRANSISTOR gt R623 1 216 073 00 METAL CHIP 10K 5 1 10W R624 1 216 073 00 METAL CHIP 10K 5 1 10W 0781 8 729 900 80 TRANSISTOR UN4211 TA R625 1 216 089 00 RES CHIP 47K 5 1 10W R651 1 216 057 00 M
48. and take out the disc Note 1 The recording start addresses for IN MID and OUT are as follows IN 40h cluster MID 300h cluster OUT 700h cluster Note 2 The MENU NO button can be used to stop recording anytime Note 3 Do not perform continuous recording for long periods of time above 5 minutes Note 4 During continuous recording be careful not to apply vibration 5 3 Non Volatile Memory Mode EEP MODE This mode reads and writes the contents of the non volatile memory It is not used in servicing If the unit entered this mode accidentally press the button immediately to release it 26 6 FUNCTIONS OF OTHER BUTTONS Function Contents MD turns ON OFF Sets continuous playback when pressed in the STOP state When pressed during continuous playback the tracking servo MD Stops continuous playback and continuous recording gt gt MD The sled moves to the outer circumference only when this is pressed 4 MD The sled moves to the inner circumference only when this is pressed CLEAR MD Switches between the pit and groove modes when pressed PLAY MODE MD Switches the spindle servo mode CLV S CLV A DISPLAY Switches the displayed contents each time the button is pressed amp EJECT Ejects the disc Vo Releases the test mode 7 TEST MODE DISPLAYS Each time the button is pressed the display changes in the following order 1 Mode display Dis
49. back can be moved 2 When access un nyo the display changes to C Note The numbers displayed show you error rates and ADER 3 Ending the continuous playback mode 1 Press the button The display will change to CPLAY MODE 2 Press the button and take out the disc Note The playback start addresses for IN MID and OUT are as follows IN 40 cluster MID 300h cluster OUT 700h cluster 5 2 Operating the Continuous Recording Mode Use only when performing self recording palyback check 1 Entering the continuous recording mode 1 Set a recordable disc in the unit 2 Turn the MD knob and display CREC MODE 3 Press the button to change the display to CREC MID C31 4 When access P the display changes to CREC and lights up Note The numbers ii displayed shows you the recording position addresses 2 Changing the parts to recorded 1 When the button is pressed during continuous recording the display changes as below CREC MID CREC OUT CREC IN t When pressed another time the parts to be recorded can be changed EEY goes off 2 When access completes the display changes to CREC 17 and lights up Note The numbers 3 displayed shows you the recording position addresses 3 Ending the continuous recording mode 1 Press the button The display changes to CREC MODE and 159 goes off 2 Press the button
50. cp a En To M MD Mp MB MD MB 0781 UN4211 TA R735 R734 R733 R732 R731 I I 33k 10k 4 7 5 5k 2 2k ANY w AW w w 6 2 2 4 5736 4 5735 5754 4 5755 2 5732 1 5731 n I b b b b b b amp O0PEN EJECT NORMAL HIGH MENUZNO YES lt lt ee MlM m Me ca MB p CD SYNC R704 R703 R702 R701 R725 R724 R723 R722 R721 10k 4 7 3 3k 2 2k 33k 10k 4 7 3 3k 2 2k w w w AW w w AW w 3 3 6 5 I 4 5704 2 5705 4 5702 1 5726 ot 5725 4 5724 5723 ot 5722 b b b b b b b b gt T B DISPLAY INPUT PLAY MODE TIME CLEAR Monxma o cp Ma AD2 0 19P I 19 3 3 794 5 2 782 I dA iss E AC NC 77 t 32 vrL2 62239 3 m B SYS P4 75 vr Bt 06CB 1 z 74 SYS 3 3V gt 0 I P2 13 7 JOGCB 0 72 FCLK 3 3 FL LE DRIVER vaa 71 z KEY 4 0 C756 470p R757 100 ET QU E C757 4700 R7SB 100 ae MSM9201 0265 K GO H MI KEY 3 Em 2758 470 R759 100 68 AW FLCS Page I KN He C759 0 01 R760 100 RESET 67 w KEY 2 osco G 5 m 8761 DEG RST 48 1 5 5 Og 100 0755 754 752 8751 KEY 1 FL 220 22 JOGMD 0 38 3 9752 9751 t RE 24 58 2 38 3 815215 5152218 5721 JOGMB 1 AN s CE 25 SY KK AMS Las HIGH NORMAL PUSH ENTER k 87 4 2 2 Jn R753 0753 160 2802608 0 0 37 4 ROTARY 0752 T ROTARY ENCODER R7
51. for checking the waveform of the BD MD board The names of terminals and the checking items to be performed are shown as follows GND Ground 1 3 For measuring IOP Check the deterioration of the optical pick up laser IOP For measuring IOP Check the deterioration of the optical pick up laser TEO TRK error signal Traverse adjustment VC Reference level for checking the signal RF signal Check jitter Mechanism deck 55 5P Connector N CN110 6P connector lt RF VC S O OOO TEO 9 I 3V Q GND 0 RF TEO IOP I 3V ve RF TEO IOP I 3V GND for MDM 3 for MDM 5 IOP DATA RECORDING AND DISPLAY WHEN OPTICAL PICK UP AND NON VOLATILE MEMORY IC171 OF BD MD BOARD ARE REPLACED The IOP value labeled on the optical pick up can be recorded in the non volatile memory By recording the value it will eliminate the need to look at the value on the optical pick up label When replacing the optical pick up or non volatile memory IC171 of BD MD board record the IOP value on the optical pick up according to the following procedure Record Procedure 1 Press the NM CD CLEAR CD B MD and MD buttons at the same time 2 Press the 11 AMS Db MD knob a
52. is displayed and the recorded contents are displayed indicates the IOP value on the optical pick up label THES indicates the IOP value after adjustment 7 end press the MD knob or button to display Top Read Press the O button to turn the power OFF CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS IN MD Before performing repairs perform the following checks to determine the faulty locations up to a certain extent Details of the procedures are described in 5 Electrical Adjustments Criteria for Determination Unsatisfactory if specified value is not satisfied Measure if unsatisfactory Laser power check 6 2 See page 32 0 9 mW power Specified value 0 80 to 0 96 mW 8 4 mW power Specified value 8 2 to 8 6 mW Clean the optical pick up Adjust again Replace the optical pick up Iop at 8 4mW Labeled on the optical pick up value 10mA Replace the optical pick up Traverse check 6 3 See page 32 Traverse waveform Specified value Below 10 offset Replace the optical pick up Focus bias check 6 4 See page 33 Error rate check Specified value For points a b and c error About 200 AD error below 2 Replace the optical pick up C PLAY check 6 5 See page 33 Error rate check Specified value a When using test disc MDW 74 AU 1 Cl error Below 80 AD error Below 2 b When using check disc TDYS 1
53. l C8h to CFh DNOOOOOX DOh to D7h DNOOOOO DOh to D7h za OUUUUYp B D8h to DFh OUUUUY D8h to DFh EOh to E7h aaaaaa EOh to E7h E8h to FFh eeeeii i E8h to EFh z dnooooo FOh to F7h 78h to 7Fh FOh to F7h F8h to FFh ouuuuy y F8h to FFh No 66 All the same No 67 lt All the same to to 16 No 99 lt All the same Front view SECTION 2 GENERAL Rear view oo No io CO INI I gt 1 gt N N N N gt N D N N N N yo power switch REC IT button CD disc tray Display window OPEN CLOSE button CD SYNC NORMAL button CD SYNC HIGH b
54. the button to display LDPWR CHECK and stop the laser emission The button is effective at all times to stop the laser emission 11 Turn the MD knob to display Write C28 12 Press the button When the display becomes Ref is an arbitrary number press the button to display Measu is an arbitrary num ber 13 The numbers which can be changed will blink Input the Iop value noted down at step 9 To select the number Turn the MD knob To select the digit Press the MD knob 14 When the button is pressed Complete will be dis played momentarily The value will be recorded in the non volatile memory and the display will become Top Write Note 1 After step 4 each time the YES button is pressed the display will be switched LD 0 7 mW LD 7 5 mW and LD Wp 3K tz 4 Nothing needs to be performed here 11 TRAVERSE ADJUSTMENT Note 1 Data will be erased during MO reading if a recorded disc is used in this adjustment Note 2 If the traverse waveform is not clear connect the oscilloscope as shown in the following figure so that it can be seen more clearly oscilloscope DC range BD MD MD board 330 k Q CN110 W gt CN110 pin VC 10 pF Connection oscilloscope DC range BD MD board 55 CN110 3 j V 0 1 CN110 pin
55. will be displayed For details of the displayed contents for each track refer to Table 1 CD TEXT TEST DISC TEXT Data Contents and Table 2 CD TEXT TEST DISC Recorded Contents and Display Restrictions in CD TEXT Display In this unit some special characters will not be displayed properly These will be displayed as a space or a character resembling it For details refer to Table 2 CD TEXT DISC Recorded Contents and Display Table 1 CD TEXT TEST DISC TEXT Data Contents TRACKS No 1 to 41 Normal Characters Displayed Contents IKHz OdB L amp R Displayed Contents 1kHz 90dB L amp R 20Hz 0dB L amp R Infinity Zero w o emphasis L amp R 40Hz 0dB L amp R Infinity Zero with emphasis L amp R 100Hz 0dB L amp R 400Hz 7kHz 4 1 0dB L amp R 200Hz 0dB L amp R 400Hz 7kHz 4 1 10dB L amp R 500Hz 0dB L amp R 19kHz 20kHz 1 1 0dB L amp R 1kHz 0dB L amp R 19kHz 20kHz 1 1 10dB L amp R 5kHz 0dB L amp R 100Hz 0dB L S N 7kHz 0dB L amp R 1kHz 0dB L 10kHz 0dB L amp R 10kHz 0dB L 16kHz 0dB L amp R 20kHz 0dB L N 18kHz 0dB L amp R 100Hz 0dB R 20kHz 0dB L amp R 1kHz 0dB R 1kHz 0dB L amp R 10kHz 0dB R 1kHz 1dB L amp R 20kHz 0dB R 1kHz 3dB L amp R 100Hz Squer Wave L amp R 1kHz 6dB L amp R 1kHz Squer
56. 00 02 DIODE 11E2 TB2 50V 10V 0943 8 719 423 07 DIODE MA8100 L TX 50V D961 8 719 313 73 DIODE SFPB 52V D962 8 719 313 73 DIODE SFPB 52V 50V 0963 8 719 313 73 DIODE SFPB 52V 16V D964 8 719 313 73 DIODE SFPB 52V 50V 50V D966 8 719 313 73 DIODE SFPB 52V 16V D967 8 719 313 73 DIODE SFPB 52V D968 8 719 313 73 DIODE SFPB 52V 50V D981 8 719 801 78 DIODE 1SS184 TE85L 50V 0983 8 719 016 74 DIODE 1SS352 TPH3 35V Remark 50V 50V 25V 63V 50V 50V 16V 50V 50V 50V 10V 16V 50V 50V 50V 16V 25V Ref No Part No Description Remark Ref No Part No Description TERMINAL Q651 8 729 421 22 TRANSISTOR Q951 8 729 281 53 TRANSISTOR EPT901 1 537 770 21 TERMINAL BOARD GROUND RESISTOR FERRITE BEAD SHORT R11 1 216 295 00 SHORT FB500 1 216 295 00 SHORT 0 R12 1 216 295 00 SHORT FB501 1 216 295 00 SHORT 0 R13 1 216 295 00 SHORT FB502 1 216 295 00 SHORT 0 R14 1 216 033 00 RES CHIP FB681 1 414 235 22 INDUCTOR CHIP OUH R15 1 216 033 00 RES CHIP FB682 1 414 235 22 INDUCTOR CHIP OUH R16 1 216 033 00 RES CHIP I6 R201 1 216 687 11 METAL CHIP R202 1 216 679 11 METAL CHIP 10201 8 759 100 96 IC NJM4558M T2 R203 1 218 764 11 RES CHIP 10301 8 759 100 96 IC NJM4558M T2 R204 1 216 619 11 METAL CHIP 16401 8 759 584 26 IC 4524 16402 8 759 708 05 IC NJM78L05A T3 R221 1 216 639 11 METAL CHIP 10403 8 759 100 96 IC NJM4558M T2 R222 1 216 647 11 METAL CHIP R223 1 216 699 11 METAL CHIP 10451 8 759 100 96 IC NJM4558M T2
57. 1 771 474 11 SWITCH POWER VOLTAGE CHANGE SHEE IRR DEES Rk e ae k VOLTAGE SELECTOR Singapore 1 418 507 11 REMOTE COMMANDER RM D37M TRANSFOMER 1 558 271 11 CORD CONNECTION AUDIO 1 574 264 11 CORD OPTICAL PLUG ATR101 1 433 702 11 TRANSFORMER POWER US Canadian 3 867 092 11 MANUAL INSTRUCTION ENGLISH ATR101 1 433 703 11 TRANSFORMER POWER UK Chinese US Canadian AEP UK Singapore Chinese ATR101 1 433 704 11 TRANSFORMER POWER Singapore 3 867 092 21 MANUAL INSTRUCTION FRENCH A TR102 1 435 083 11 TRANSFORMER POWER UK Chinese Canadian AEP Singapore ANTR102 1 435 084 11 TRANSFORMER POWER US Canadian 3 867 092 31 MANUAL INSTRUCTION SPANISH ANTR102 1 435 085 11 TRANSFORMER POWER Singapore PORTUGUESE AEP Singapore 3 867 092 41 MANUAL INSTRUCTION GERMAN DUTCH AEP MISCELLANEOUS 3 867 092 51 MANUAL INSTRUCTION SWEDISH ITALIAN ae 2 ake sk 2 ake al 2 ak k ake ae ak ae AEP 3 867 092 61 MANUAL INSTRUCTION CHINESE 2 1 783 140 11 WIRE FLAT TYPE 23 CORE Singapore Chinese 3 1 791 163 11 WIRE FLAT TYPE 27 CORE 4 981 643 01 COVER BATTERY for RM D37M 5 1 791 165 12 WIRE FLAT TYPE 29 CORE 8 1 791 164 11 WIRE FLAT TYPE 19 CORE 106 1 569 972 21 SOCKET SHORT 2P A110 1 751 275 11 CORD POWER AEP UK Singapore A110 1 783 531 41 CORD POWER US Canadian A110 1 782 464 21 CORD POWER Chinese A111 1 569 008 21 ADAPTOR CONVERSION 2P Si
58. 1 COVER BLACK 7 4 210 291 01 SCREW CASE 3 TP2 for BLACK 7 4 210 291 11 SCREW CASE 3 TP2 for GOLD 8 1 791 164 11 WIRE FLAT TYPE 19 CORE 2 FRONT PANEL SECTION 64 not 64 supplied 2 not 2 supplied supplied 51 supplied with J481 Ref No Part No Description Remark Ref No Part No Description Remark 51 4 220 710 01 PLATE INDICATION 60 4 981 435 01 RING DIA 50 ORNAMENTAL GOLD 52 A 4672 565 A KNOB AMS ASSY BLACK 60 4 981 435 11 RING DIA 50 ORNAMENTAL BLACK 53 4 996 687 71 KNOB AMS GOLD 61 4 983 762 02 CUSHION 54 3 354 981 01 SPRING SUS RING 62 4 996 682 11 INDICATOR 55 4 950 189 01 KNOB A VOL BLACK 63 1 674 747 11 PWSW BOARD 55 4 950 189 41 KNOB A VOL GOLD 64 4 951 620 01 SCREW 2 6X8 BVTP 56 X 4951 780 1 PANEL ASSY FRONT BLACK 65 4 996 683 21 BUTTON POWER BLACK 56 X 4951 781 1 PANEL ASSY FRONT GOLD 65 4 996 683 41 BUTTON POWER GOLD 57 4951 782 1 ESCUTCHEON 2 ASSY BLACK 66 4 220 704 01 WINDOW RM 57 X 4951 783 1 ESCUTCHEON 2 ASSY GOLD 67 A 4724 857 A DISPLAY BOARD COMPLETE EXCEPT US Canadian 58 4 996 690 33 LID CARTRIDGE 59 4 223 771 01 SPRING LID 67 A 4725 025 A DISPLAY BOARD COMPLETE US Canadian 68 1 674 748 11 HP BOARD 3 101 105 not supplied CHASSIS SECTION 4 AEP UK I Singapore not supplied not supplied supplied Se pw x t T n Chinese
59. 10 Observe the waveform of the oscilloscope and check that the specified value is satisfied Do not turn the IKK AMS gt MD knob Traverse Waveform Specified value Below 1096 offset value Offset value x 100 2 B 11 Press the YES button to display EF MO CHECK The disc stops rotating automatically 12 Press the amp EJECT button and take out the disc 13 Load the check disc MD TDYS 1 14 Turn the MD knob and display EF CD CHECK C04 15 Press the button to display EFB iii imposed automatically 16 Observe the waveform of the oscilloscope and check that the specified value is satisfied Do not turn the MD knob CD Servo is Traverse Waveform Specified value Below 1096 offset value JA B Offset value X 100 set value 96 2 17 Press the YES button to display CD CHECK 18 Press the 25 EJECT button and take out the check disc 6 4 Focus Bias Check Change the focus bias and check the focus tolerance amount Checking Procedure 1 Load the test disk MDW 74 AU 1 2 Turn the MD knob to display CPLAY C30 Press the button twice to display CPLAY MID 4 Press the button when C AD i is displayed 5 Turn the Kid AMS Db MD knob to display FBIAS CHECK C05 6 Press the YES button to display The first four digits indicate the C1 error rate t
60. 11 PANEL BACK Canadian 109 4 220 708 52 PANEL BACK Chinese ANTR102 1 435 084 11 ANTR102 1 435 085 11 TRANSFORMER POWER Singapore 4 MD MECHANISM DECK SECTION MDM 5X2B Ref No Part No Description 201 1 668 111 11 SW BOARD 202 4 996 217 01 CHASSIS 203 4 996 223 01 INSULATOR F BLACK 204 4 996 218 01 BRACKET GUIDE R 205 4 996 277 01 SPRING 0 C TENSION 206 4 996 226 01 LEVER 0 C 207 4 999 347 01 INSULATOR R GREEN 208 4 996 225 01 BRACKET GUIDE L 209 4 988 466 21 SPRING ELECTROSTATIC LEAF 210 4 996 219 01 GEAR CAM GEAR 211 4 996 220 01 GEAR A 212 4 996 221 01 GEAR B 213 4 933 134 01 SCREW PTPWH M2 6X6 214 4 996 224 01 SCREW 1 7X3 PWH Remark Ref No Part No Description Remark 215 4 996 227 01 LEVER HEAD 216 4 996 229 01 SPRING HEAD LEVER TORSION 217 4 996 212 01 LEVER LIMITTER 218 4 996 213 01 SPRING LIMITTER TORSION 219 4 996 214 01 SPRING SLIDER TENSION 220 4 996 216 01 SPRING HOLDER TENSION 221 4 210 396 01 SPRING LOCK TENSION 222 X 4949 246 1 SLIDER ASSY 223 X 4949 245 7 HOLDER ASSY 224 4 996 211 01 SLIDER CAM 225 4 998 763 01 SPRING SHUTTER LEAF 226 A 4680 118 J HOLDER COMPLETE ASSY M203 4949 264 1 MOTOR ASSY LOADING MD A5 5 MD BASE UNIT SECTION MBU 5X2B The components identified by mark A or dotted line with mark A are critical for safety Re
61. 1uF Remark 50V 10V 100V 25V 25V 25V 10V 10V 50V 25V 25V 25V 50V 16V 50V 50V 16V 100V 25V 25V 6 3V 25V 50V 50V 50V 6 3V 25V 50V 25V 50V 10V 10V 50V 50V 25V 25V 10V 25V 16V 25V 10V 630V 16V 50V 25V 6 3V 25V 25V 16V 25V CONNECTOR FFC LIF NON ZIF 27P CONNECTOR FFC LIF NON ZIF 23 PIN CONNECTOR PC BOARD 6P Remark Ref No Part No Description 1 10 C112 1 163 017 00 CERAMIC CHIP 1 10 C113 1 109 982 11 CERAMIC CHIP C115 1 164 161 11 CERAMIC CHIP 1 10W C116 1 163 037 11 CERAMIC CHIP 1 10W C117 1 163 809 11 CERAMIC CHIP 1 10 1 10 C118 1 163 038 00 CERAMIC CHIP 1 10 C119 1 125 822 11 TANTALUM C121 1 125 822 11 TANTALUM 1 10W C122 1 163 021 11 CERAMIC CHIP 1 10 C123 1 163 038 00 CERAMIC CHIP 1 10 1 10 C124 1 163 038 00 CERAMIC CHIP C127 1 163 038 00 CERAMIC CHIP C128 1 163 021 11 CERAMIC CHIP 1 10 C129 1 107 823 11 CERAMIC CHIP 1 10 C130 1 163 251 11 CERAMIC CHIP 1 10 1 10 6131 1 163 023 00 CERAMIC CHIP 1 10 C132 1 107 823 11 CERAMIC CHIP C133 1 164 161 11 CERAMIC CHIP 1 10 C134 1 163 038 00 CERAMIC CHIP 1 10W C135 1 163 038 00 CERAMIC CHIP 1 10W C136 1 126 206 11 ELECT CHIP 1 10W C139 1 163 038 00 CERAMIC CHIP C142 1 163 251 11 CERAMIC CHIP 1 10W C143 1 163 251 11 CERAMIC CHIP 1 10W C144 1 163 251 11 CERAMIC CHIP 1 10 1 10 C151 1 126 206 11 ELECT CHIP 1 10W C152 1 163 038 00 CERAMIC CHIP C153 1 163 021 11 CERAMIC CHIP 1 10
62. 2 RF TEST PIN E TEO FOR ADJUSTMENT 4 IOP Q162 163 G 5 1 3V AUTOMATIC 6 GND POWER CONTROL 157 WO 106 RF m H TP168 TE 169 102 O TP2 TP170 43V t 9 C161 10 10V TP171 GND B 202 1C152 SLED FOCUS TRACK ING COIL DRIVE a SP INDLE SLEO L EA MOTOR DRIVE IC152 BH6511FS J 12 L153 100 H 799 201 TP3 log K SP INBLE 9 1 10V The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi A a RAY BAY BT E Sc 77 ARE Re SNS 44 44 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD STOP MXD D3 6 5 SCHEMATIC DIAGRAM BD MD Board 2 2 See page 56 for Waveforms See page 60 for IC Block Diagrams 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
63. 28 887 11 BATTERY LITHIUM SECONDARY C510 1 165 319 11 CERAMIC CHIP 0 1uF 50V C511 1 163 005 11 CERAMIC CHIP 470PF 10 50V 83 MAIN Ref No Part No Description C512 1 165 319 11 CERAMIC CHIP C513 1 165 319 11 CERAMIC CHIP C514 1 104 665 11 ELECT C515 1 163 234 11 CERAMIC CHIP C516 1 163 234 11 CERAMIC CHIP C602 1 216 089 00 RES CHIP C604 1 165 319 11 CERAMIC CHIP C605 1 165 319 11 CERAMIC CHIP C606 1 163 009 11 CERAMIC CHIP C607 1 163 251 11 CERAMIC CHIP C608 1 163 251 11 CERAMIC CHIP C609 1 165 319 11 CERAMIC CHIP C610 1 165 319 11 CERAMIC CHIP C611 1 126 933 11 ELECT C613 1 163 009 11 CERAMIC CHIP C614 1 163 009 11 CERAMIC CHIP C615 1 163 009 11 CERAMIC CHIP C616 1 163 009 11 CERAMIC CHIP C617 1 163 009 11 CERAMIC CHIP C618 1 163 125 00 CERAMIC CHIP C619 1 163 125 00 CERAMIC CHIP C620 1 126 791 11 ELECT C652 1 165 319 11 CERAMIC CHIP C653 1 165 319 11 CERAMIC CHIP C654 1 126 933 11 ELECT C655 1 165 319 11 CERAMIC CHIP C656 1 165 319 11 CERAMIC CHIP C657 1 165 319 11 CERAMIC CHIP C658 1 165 319 11 CERAMIC CHIP C659 1 165 319 11 CERAMIC CHIP C660 1 216 295 00 SHORT C671 1 163 251 11 CERAMIC CHIP C672 1 163 251 11 CERAMIC CHIP C673 1 163 251 11 CERAMIC CHIP C674 1 165 319 11 CERAMIC CHIP C675 1 165 319 11 CERAMIC CHIP C676 1 165 319 11 CERAMIC CHIP C681 1 165 319 11 CERAMIC CHIP C682 1 126 933 11 ELECT C683 1 163 021 11 CERAMIC CHIP C685 1 165 319 11 CERAMIC CHIP C901 1 165 319 11 CERAMIC CHIP C902 1
64. 5 1 4W C761 1 126 795 11 ELECT 10uF 20 50V R758 1 247 807 31 CARBON 100 5 1 4W C762 1 126 795 11 ELECT 10uF 20 50V R759 1 247 807 31 CARBON 100 5 1 4W C792 1 164 159 11 CERAMIC 0 1uF 50V EXCEPT US Canadian R760 1 247 807 31 CARBON 100 5 1 4W R761 1 247 843 11 CARBON 3 3K 5 1 4W lt CONNECTOR gt lt SWITCH gt CN701 1 779 556 11 CONNECTOR FFC LIF NON ZIF 19P 702 1 691 670 11 CONNECTOR BOARD TO BOARD 5P 701 1 475 543 11 ENCODER ROTARY AMS gt PUSH ENTER CD lt DIODE gt 702 1 762 875 21 SWITCH KEYBOARD CD 703 1 762 875 21 SWITCH KEYBOARD II CD D751 8 719 046 44 LED SEL5221S TP15 CD SYNC NORMAL 5704 1 762 875 21 SWITCH KEYBOARD CD 0752 8 719 046 44 LED SEL5221S TP15 CD SYNC HIGH 711 1 762 875 21 SWITCH KEYBOARD PLAY MODE CD lt FLUORESCENT INDICATOR TUBE gt 712 1 762 875 21 SWITCH KEYBOARD TIME CD S713 1 762 875 21 SWITCH KEYBOARD CLEAR CD FL751 1 517 904 11 INDICATOR TUBE FLUORESCENT 714 1 762 875 21 SWITCH KEYBOARD REC IT CD 715 1 762 875 21 SWITCH KEYBOARD P CD IC 716 1 762 875 21 SWITCH KEYBOARD lt lt CD 10751 8 759 525 49 IC MSM9201 02GS K 5721 1 475 543 11 ENCODER ROTARY ANS gt A PUSH ENTER MD TRANSISTOR 722 1 762 875 21 SWITCH KEYBOARD CLEAR CD 723 1 762 875 21 SWITCH KEYBOARD TIME MD Q751 8 729 900 80 TRANSISTOR UN4211 TA 724 1 762 875 21 SWITCH KEYBOARD PLAY MODE MD 0752 8 729 900 80 TRANSISTOR UN4211 TA
65. 56 UN4211 TA UN4211 TA 100k 10 BRIVE LED DRIVE AN I TO o gt y 9ak gt gt gt gt 7 MW mun csl C751 Crai 100 4700 470p 50 I C782 10 DE T 50V ojo 1 22 5 HP BOARD I Da oooo000090006060 090909o09 o00090900009 I BBBHBH 8 28888 BAERE BBBHH BEGGS SEEGE 588568 HHBHH S8888 A8886 BHBHH HBBHH 5885688 HHHHH S5888 988988 BHHBH BBBHH S8888 BHHHH BBBHH BBBHH 58568 S5888 A885886 BBBHBH HHHEH HHHHH 05 usus BBHBHH HHHHE ssese massa 53 53 CHASSIS C488 470p US Conodion 0 US Conodian Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark STOP MXD D3 6 14 PRINTED WIRING BOARD TRANS Board 05 TRANS BOARD 618 See page 41 for Circuit Boards Location 000000000 Oo o OQ O O O amp 1 674 745 54 TRANS BOARD Glee D VYYYEVVYVYVYYYY SINGAPORE 220 240V JW101 54 4 1 674 745 11 Page 51
66. 6 117 00 METAL CHIP R285 1 216 109 00 RES CHIP R292 1 216 117 00 METAL CHIP SWITCH 101 1 572 085 11 A 4724 855 A BD MD BOARD COMPLETE CAPACITOR C101 1 125 822 11 TANTALUM C102 1 163 038 00 CERAMIC CHIP C103 1 125 822 11 TANTALUM C104 1 125 822 11 TANTALUM C105 1 163 021 11 CERAMIC CHIP C106 1 163 275 11 CERAMIC CHIP C107 1 163 038 00 CERAMIC CHIP C108 1 163 038 00 CERAMIC CHIP C109 1 163 037 11 CERAMIC CHIP C111 1 164 344 11 CERAMIC CHIP 80 100K 100 10K 10K 1M 330 10 10 10K 10 12 180K 180K 10K 1M 4 7 4 7K 33K 100K 220K 150K 10K 3 3K 10K 10K 10K 10K 470K 680K 330K 680K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 SWITCH LEAF 1KEY LIMIT 10uF 0 1uF 10uF 10uF 0 01uF 0 001uF 0 1uF 0 1uF 0 022uF 0 068uF 20 20 20 10 5 10 10 0 0047uF 5 10 0 0022uF 10 0 0224 10 0 047uF 10 O 1uF 10uF 20 10uF 20 0 01uF 10 0 1uF 0 1uF 0 1uF 0 01uF 10 0 47uF 10 100PF 5 0 015uF 5 0 47uF 10 0 0022uF 10 0 1uF 0 1uF 100uF 20 O 1uF 100PF 5 100PF 5 100PF 5 100uF 20 O 1uF 0 01uF 10 O 1uF 0 0068uF 10 10uF 2096 10uF 2096 0 01uF 10 0 01uF 10 0 1uF 0 1uF 10uF 20 0 1uF 10uF 2096 0 1uF 22uF 20 470PF 10 10uF 2096 0 01uF 10 0 033uF 10 100uF 20 O 1uF 0 1uF 10uF 2096 0
67. 6 7 8 9 10 11 12 13 14 15 16 17 18 BD CD BOARD I C108 R108 2200 15k d Mw R61 I C077 78106 8107 FA cus RI 14 a 22 bie 0 0039 0 001 100 t TP B 1 Taro 5 I lt ST GND 10V A GNO 10V 10V PIS 2 Lan ENB 7V GNB 7V 5 6 jele 7V 7 vo 8 12 c222 h EL ot a se 0022 7 R106 SPBLMUTE 22 4 154 Fox tev fi 2 5 Al a 22 k l XRST A6 TA ve 38 Wo DATA A2 14 lt q o L80N A12 e FA C134 C135 C136 a L SENS A3 kk FS at FROR Geo i B6 ag cise 39 47 0 1 Tout Ef 0 1 B5 I kle eu D A CONVERTER FFOR 33 EIS 63980 5 4 7 DIGITAL SERVO PROC
68. 80k I 2 57 5 v n AN AN m 2 5 1C181 2 2 eam 3 Nc nc 18 1917 1181 072 C283 RIS 4 vee 17 l NJM3404AV 0 022 7 J Iv SPINBLE 6 94 BEE Cum sas 5 GAIN L aw CN103 10 m 2P L 8 d a C199 9 ia z SPINBLE I z M E I I e e a ea yo a AF Note on Schematic Diagram The components identified by mark A or dotted Les composants identifi s par une marque A sont A REK 7j g ie 22 PRESE Heer a WE Voltages and waveforms are dc with respect to ground line with mark A are critical for safety critiques pour la s curit Ne lesremplacer que ii fix gres Sy under no signal conditions Replace only with part number specified par une pi ce portant le num ro sp cifi SD KE Bo no mark CD PLAY 43 43 MXD D3 6 4 SCHEMATIC DIAGRAM MD Board 1 2 1 2 3 4 5 See page 56 for Waveforms 6 7 8 See page 59 for Block Diagrams 9 15
69. 9 21 OSCILLATOR CRYSTAL 90 3168MHz R722 1 247 843 11 CARBON 3 3K 5 1 4W soe ae af ake ote sk akc obe ake o obe obe ok R723 1 249 425 11 CARBON 4 7K 5 1 4W R724 1 249 429 11 CARBON 10K 5 1 4W A 4724 857 A DISPLAY BOARD COMPLETE EXCEPT US Canadian R725 1 249 435 11 CARBON 33K 5 1 4W A 4725 025 A DISPLAY BOARD COMPLETE US Canadian R731 1 249 421 11 CARBON 2 2K 5 1 4W IE R732 1 247 843 11 CARBON 3 3K 5 1 4W R733 1 249 425 11 CARBON 4 7K 5 1 4W 4 955 901 01 CUSHION FL R734 1 249 429 11 CARBON 10K 5 1 4W 4 996 686 11 HOLDER FL R735 1 249 435 11 CARBON 33K 5 1 4W lt CAPACITOR gt R741 1 249 421 11 CARBON 2 2K 5 1 4W R742 1 247 843 11 CARBON 3 3K 5 1 4W C751 1 162 290 31 CERAMIC 470PF 10 50V R743 1 249 425 11 CARBON 4 7K 5 1 4W C752 1 162 290 31 CERAMIC 470PF 10 50V R744 1 249 429 11 CARBON 10K 5 1 4W C753 1 164 159 11 CERAMIC 0 1uF 50V C754 1 126 795 11 ELECT 10uF 20 50V R745 1 249 435 11 CARBON 33K 5 1 4W C755 1 164 159 11 CERAMIC 0 1uF 50V R751 1 249 409 11 CARBON 220 5 1 4W R752 1 249 409 11 CARBON 220 5 1 4W C756 1 162 290 31 CERAMIC 470PF 10 50V R753 1 247 807 31 CARBON 100 5 1 4W C757 1 162 290 31 CERAMIC 470PF 10 50V R754 1 247 807 31 CARBON 100 5 1 4W C758 1 162 290 31 CERAMIC 470PF 10 50V C759 1 162 306 11 CERAMIC O O1UF 30 16 R755 1 249 441 11 CARBON 100K 5 1 4W C760 1 162 213 31 CERAMIC 39PF 5 50V R756 1 249 441 11 CARBON 100K 5 1 4W R757 1 247 807 31 CARBON 100
70. BVTTWH M3 Q Remove the MD mechanism deck MDM 5X2B to direction of the arrow Q wire flat type 27 core CN602 Q wire flat type 23 core connector CN603 Q screw BVTT3 x 6 SLIDER CAM Q slider Cam Note for Installation of Slider A Cam Set the shaft of Cam gear to be at the position in the figure Set the shaft of Lever O C to be at the position in the figure Q two screws P2 6 x 6 bracket Guide R 21 MD BASE UNIT MBU 5X2B BD MD BOARD B Z base unit MBU 5X2B flexible board M DI 2 CN104 S D flexible board CN101 amp three screws Remove the solder Seven portion Q BD MD board Le screw 1 7 x 4 screw PTPWH 2 6 x 6 SW BOARD LOADING MOTOR M203 O gear B e two screws PWH1 7 4 TU ge three screws BTP2 6 x 6 22 MAIN BOARD Q ihree connectors CN603 901 902 screw o venn tem type 29 core BVTT3 x 6 Q wire flat type 19 core CN604 Q connector CN451 Q connector A screw CN502 AP lt 7 BVTT3 x 6 C of Q wire flat type 27 core l J CN602 NSA N I MAIN board L BVTP3 x 8 Q wire flat type 23 core CN601 MEASURE AGAINST HEAT FROM HEAT SINK When connect
71. CITOR 6225 1 137 358 11 FILM 0 0001uF 5 50V C481 1 162 290 31 CERAMIC 470PF 10 50V C226 1 137 358 11 FILM 0 0001uF 5 50V C482 1 162 290 31 CERAMIC 470PF 10 50V C227 1 137 360 11 FILM 220PF 596 50V C483 1 162 290 31 CERAMIC 470PF 10 50V C228 1 128 551 11 ELECT 22uF 20 25V US Canadian C251 1 165 319 11 CERAMIC CHIP 0 1uF 50V C483 1 164 159 11 CERAMIC 0 1uF 50V C301 1 136 356 11 FILM 470PF 5 50V EXCEPT US Canadian C302 1 128 551 11 ELECT 22uF 20 25V JACK C303 1 104 665 11 ELECT 100uF 20 25V C304 1 128 551 11 ELECT 22uF 20 25V J481 1 770 306 11 JACK LARGE TYPE PHONES BLACK 6305 1 137 366 11 FILM 0 0022uF 5 50V J481 1 784 942 11 JACK LARGE TYPE PHONES GOLD C321 1 136 356 11 FILM 470PF 5 50V lt FERRITE BEAD gt C322 1 128 551 11 ELECT 22uF 20 25V C323 1 137 368 11 FILM 0 0047uF 5 50V L481 1 410 397 21 FERRITE BEAD INDUCTOR C324 1 130 471 00 MYLAR 0 001uF 5 50V L482 1 410 397 21 FERRITE BEAD INDUCTOR C325 1 137 358 11 FILM 0 0001uF 5 50V L483 1 410 397 21 FERRITE BEAD INDUCTOR C326 1 137 358 11 FILM 0 0001uF 5 50V lt RESISTOR gt 6327 1 137 360 11 FILM 220PF 5 50V C328 1 104 665 11 ELECT 100uF 20 25V R481 1 249 393 11 CARBON 10 5 1 4W C401 1 104 665 11 ELECT 100uF 20 25V R482 1 249 393 11 CARBON 10 5 1 4W C402 1 165 319 11 CERAMIC CHIP 0 1uF 50V C403 1 165 319 11 CERAMIC CHIP 0 1uF 50V VARIABLE RESISTOR C404 1 126 933 11 ELECT 100uF 20 16V RV481 1 225 882 11 RES VAR CA
72. D CD BOARD SIDE A MAIN BOARD SIDE B R506 R507 O TP ADJ R504 5 R505 40 SECTION 6 DIAGRAMS 6 1 NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS In addition to this the necessary note is printed in each block Note on Printed Wiring Board e o parts extracted from the component side parts extracted from the conductor side e O Through hole Pattern from the side which enables seeing Caution Pattern face side Side B Parts face side Side A Parts on the pattern face side seen from the pattern face are indicated Parts on the parts face side seen from the parts face are indicated Note on Schematic Diagram All capacitors in uF unless otherwise noted pF uF 50 WV or less are not indicated except for electrolytics and tantalums All resistors in and 4W or less unless otherwise specified Yo indicates tolerance internal component we fusible resistor panel designation Indication of transistor Q o oNo B C E Q o B C E These are omitted These are omitted Note Note The components identi Les composants identifi s par fied by mark A or dotted une marque A sont critiques line with mark A are criti pour la s curit cal for safety Ne les remplacer que par une Replace only with part pi ce
73. D signal level exceeds the specified range 40 CLV unlock When CLV is unlocked 80 Access fault When access operation is not performed normally Reading the Display Convert the hexadecimal display into binary display If more than two causes they will be added Example When 42 is displayed Higher bit 4 2 0100 b6 Lower bit 2 0010 bl In this case the retry cause is combined of CLV unlock and ader5 When A2 is displayed Higher bit 1010 gt b7 b5 Lower bit 2 2 0010 bi The retry cause in this case is combined of access fault IVR rec error and ader5 13 Reading the Retry Cause Display Higher Bits Lower Bits Hexadecimal 8 4 2 1 8 4 2 1 Bit o a LA W c N decimal Details When 0 When 1 Binary 01 Emphasis OFF Emphasis ON 02 Monaural Stereo 04 08 This is 2 bit display Normally 01 01 Normal audio Others Invalid 10 Audio Normal Invalid 20 Original Digital copy 40 Copyright No copyright S 80 Write prohibited Write allowed
74. ESSOR 2 9 B4 B3 4 AGNB CX025850 m TP E FE ko D 5V 5 0 Ab RF 20 20M8 lc FOCUS TRACKING ERROR AMP sec A7 Ter 1 131 AMUTE A8 2568 47 xst A9 2 5 2 6 RI39 A10 R142 TPS 2 4 eu YE Orns All F pu EACUS o PO wack az L 2 6 1805 2 C145 8 001 3 ou Mem 6 Zo 1 RFTC c cS LPH 3 1 2 6 C4 C146 2 L XTAL 768F 8 0 1 2 6 FCS COIL 0202 0 5 5 0 R146 lt H0Lp_Svw Pp TRK COIL 2 AXIS LPF 0201 5 LO 38 2 G 13850 A15 qe 5 LC P 0131 A ba WEEK 16 z 5 2 MSB7 10 RTI ur 3 vec AUTOMATIC OPTICAL PICK UP H POWER zo EXCK A17 Fs CONTROL KSS 21 3BH Z NP e dul R132 15 T Mr 10 l B 10V H I LA CHASSIS u A ki BA De s101 1C182 LIMID 102 SPINBLE SERVO 0 BZ12CM 1 4SPEED iii t W BAS974FP Liza ea i Seen sd B4 INT 5 8 zo 22 5 R211 R197 n 0 es 5 m e 0 B6 Aw L 4 FOCUS TRACK ING 25 S 190 SLED MOTOR SALVE R172 J 4 7 2 34 2 Ay 92 5 SPINOLE MOTOR qus twe lt al DE I tisi 187 0 0056 RI 4 d 87 150 180 C4 2 6407 0 R184 100 ci BE 5 Mo R196 0 22 w ca 2 3 10k 1E 6 AW 40195 0 0047 c2 R200 R185 E I a 4 R284 R285 R292 K C 1 680 330k 6
75. ETAL CHIP 2 2K 5 1 10W lt RESISTOR gt R652 1 216 053 00 METAL CHIP 1 5K 596 1 10W R781 1 247 807 31 CARBON 100 5 1 4W R653 1 216 055 00 METAL CHIP 1 8K 5 1 10W R782 1 247 807 31 CARBON 100 5 1 4W R654 1 216 049 00 RES CHIP 1K 5 1 10W R783 1 249 409 11 CARBON 220 5 1 4W EXCEPT US Canadian R654 1 249 417 11 CARBON 1K 5 1 4W lt SWITCH gt US Canadian 655 1 216 033 00 METAL CHIP 220 5 1 10W 705 1 762 875 21 SWITCH KEYBOARD 1 0 R656 1 216 121 00 RES CHIP 1M 5 1 10W ehe ke ak ak ak ak ok ok ote obe oj EE sese fede dede dede debe ote ok ae ae ae ae sese R657 1 216 121 00 RES CHIP 1M 5 1 10W R658 1 247 815 91 CARBON 220 5 1 4W 1 668 111 11 SW BOARD US Canadian R660 1 216 295 00 SHORT 0 CONNECTOR R681 1 216 113 00 METAL CHIP 470K 5 1 10W 682 1 216 049 11 RES CHIP 1K 5 1 10W CN601 1 506 486 11 PIN CONNECTOR 7P R683 1 216 089 00 RES CHIP 47K 5 1 10W R684 1 216 109 00 METAL CHIP 330K 596 1 10W lt SWITCH gt R685 1 216 089 00 RES CHIP 47K 5 1 10W 601 1 572 126 21 SWITCH PUSH 1 KEY REC POSITION R688 1 216 033 00 METAL CHIP 220 5 1 10W 5602 1 572 126 21 SWITCH PUSH 1 KEY PACK OUT R941 1 216 061 00 METAL CHIP 3 3K 5 1 10W 5604 1 771 264 11 SWITCH PUSH DETECTION R942 1 216 083 00 METAL CHIP 27K 5 1 10W PLAY POSITION R943 1 216 097 00 RES CHIP 100K 5 1 10W spese ok ok ok ok ok ok ok ok ok ke ok zb ok ae be obe oj sje ke afe FOR ake afe obe a oe ake obe ok ae ke obe obe sje ake be o
76. ETAL CHIP 470K 5 1 10 R198 1 216 296 00 SHORT 100 100 100 100 10 100 680 3 3K 1K 150 10K 10K 100 10K 330 100 680 10K 10K 10K 220 100K 100K 2 2K 2 2K 2 2K 680 100K 2 2 4 7K 10K 10K 4 7K 3 3K 33K 10K 47K 47K 10K 22K 47K 10K 10K 10K 10K 0 BD MD 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 1 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 Remark 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 140W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 4W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 1 10W 81 BD MD DISPLAY Ref No X Part No Description Remark Ref No Part No Description Remark SWITCH R704 1 249 429 11 CARBON 10K 5 1 4W R711 1 249 421 11 CARBON 2 2K 5 1 4W 101 1 762 596 21 SWITCH PUSH 1 KEY LIMIT R712 1 247 843 11 CARBON 3 3K 5 1 4W 102 1 762 148 21 SWITCH PUSH 2 KEY R713 1 249 425 11 CARBON 4 7K 5 1 4W REFLECT RATE DETECT PROTECT DETECT R714 1 249 429 11 CARBON 10K 5 1 4W lt VIBRATOR gt R715 1 249 435 11 CARBON 33K 5 1 4W R721 1 249 421 11 CARBON 2 2K 5 1 4W X102 1 781 56
77. F 50V C963 1 163 021 11 CERAMIC CHIP 0 01uF C964 1 165 319 11 CERAMIC CHIP 0 1uF 50V C965 1 126 925 11 ELECT 470uF 50V C965 1 126 768 11 ELECT 2200uF 50V 16V C966 1 165 319 11 CERAMIC CHIP 0 1uF 50V C967 1 126 961 11 2 2uF C968 1 163 009 11 CERAMIC CHIP 0 001uF 50V C981 1 126 966 11 ELECT 33uF 50V C982 1 128 551 11 ELECT 22uF 50V 50V CONNECTOR 50V CN406 1 568 683 11 PIN CONNECTOR PC BAORD 2P 50V CN451 1 506 468 11 PIN CONNECTOR 3P 35V CN501 1 793 566 21 CONNECTOR FPC FFC 29P 50V CN502 1 568 954 11 PIN CONNECTOR 5P 50V CN503 1 784 367 11 CONNECTOR FFC FPC 8P 16V CN601 1 784 380 11 CONNECTOR FFC FPC 23P 50V CN602 1 784 384 11 CONNECTOR FFC FPC 27P 50V CN603 1 568 934 11 PIN CONNECTOR 7P 50V CN604 1 778 691 11 CONNECTOR FFC FPC 19P 50V CN901 1 564 512 11 PLUG CONNECTOR 9P 50V CN902 1 506 469 11 PIN CONNECTOR 4P 50V DIODE 50V 50V D401 8 719 820 05 DIODE 1SS181 TE85L 50V 0402 8 719 801 78 DIODE 1SS184 TE85L 0403 8 719 820 05 DIODE 1SS181 TE85L 50V D501 8 719 422 31 DIODE MA8047 M TX 50V D901 8 719 200 02 DIODE 11E2 TB2 50V 16V D902 8 719 200 02 DIODE 11E2 TB2 50V D903 8 719 200 02 DIODE 11E2 TB2 D904 8 719 200 02 DIODE 11E2 TB2 50V D905 8 719 200 02 DIODE 11E2 TB2 50V D906 8 719 200 02 DIODE 11 2 2 50V 25V D921 8 719 200 02 DIODE 11E2 TB2 25V 0922 8 719 200 02 DIODE 11 2 2 D923 8 719 200 02 DIODE 11E2 TB2 16V D924 8 719 200 02 DIODE 11E2 TB2 50V D941 8 719 2
78. FACE REGISTER CS CONTROLLER INTERFACE CCLK sp gon IC603 SN74HCT74ANSR IC502 LB1641 Y Y FWD REV STOP CONTROL LOGIC D 4 5 8 2 86 z 5 S 868 Sw a okt E 2 SE SE 941 M5293L REFERENCE VOLTAGE INTERRUPT SIGNAL 3 our GENERATING BLOCK Y RESET SIGNAL GENERATING BLOCK 1 OVERHEAT OVERCURRENT PROTECTION LIMITTER GND INT RESET CD VCC 62 6 18 IC PIN FUNCTION DESCRIPTION e BD MD BOARD 1C101 CXA2523AR RF AMP FOCUS TRACKING ERROR 1 2 3 I V converted RF signal I input from the optical pick up block detector I V converted RF signal J input from the optical pick up block detector ve Middle point voltage 1 65V generation output terminal 4to9 Signal input from the optical pick up detector 10 11 1 1 1 1 1 gt 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 Signal input from the optical pick up detector O PD 1 Light amount monitor input from the optical pick up block laser diode APC O Laser amplifier output terminal to
79. GRAM DISPLAY PWSW HP Boards See page 56 for Waveform MXD D3 DISPLAY BOARD FL751 FLUORESCENT INBICATOR TUBE CN703 CN702 R782 8785 5705 an 5P O V UR Zo L eee v0 REMOTE CONTROL 3 3V MEE R715 R714 R713 8712 R711 R745 R744 R743 R742 9741 RECEIVER NUM Lea cee P k g t Fa 2 PA AK ia 2 24 US Conodion 600281 MELLE ene t 3 3 5 5 5 3 3 RM GND STANDBY o 5716 4 5715 4 5714 or 5715 or S712 4 5711 4 5746 4 5745 4 5744 4 748 4 5742 4 5741 RMC Ruc b b b b b b b b b b b b D 2 mal 94 3 8 3 3 Bi d ES REC IT CLEAR TIME PLAY MODE S EJECT REC gt 11 p 2 0 cp
80. M signal output to the BH6S11FS 1152 S stands for schmitt input I A for analog input O 3 for 3 state output and O A for analog output in the column I O 65 89 FRDR Focusservo drive PWM signal output to the BH6511FS 10152 9 4 Clock signal 176 4 kHz output terminal Xtal system Notused open 91 SRDR Sled servo drive PWM signal output to the BH6511FS IC152 9 SFDR Sled servo drive PWM signal output to the BH6511FS C159 SPRD Spindle servo drive PWM signal output to the BHGSTIES 10152 Sp Spindle servo drive PWM signal output to the BH6S11FS 10152 95 96 Input terminal for the test fixed at L 97 98 9 Ground terminal digital system 2 I 100 EFMO O EFMsignaouputtermialwhenrcording mode o O S stands for schmitt input I A for analog input O 3 for 3 state output and O A for analog output in the column I O 66 e MAIN BOARD 1C501 M30625MGA A50GP CD MECHANISM CONTROL 1 nc O TET 2 LEVELR Rehleveloutputto the system controller 60 3 LEVELL Lchievel outputto the system controller C60 as 6 O NotusedGopem 6 8 Grumdtmmmd 7 8 e i AA 8 88 8 NE 9 System reset signal input from the reset signal generator IC906 L reset For several hundreds msec after the power supply rises L is input then i
81. MUTE VF 6654 100 18V 3 _ x o gt ojo o 1 8 gt al zo o E 4 a alc z lt 1 N m LOADING MGND lt lt R504 4 7k GND 10V M103 LOADING LOADING MOTOR DRIVE OUTSW INSW R502 4 7 5152 LOAD IN LOADIN LOADOUT e 2 6 Q501 UN2213 TX RESET SWITCH 5151 LOAD OUT n 12 13 K feat 505 1 SOV DT sls gt x e 05 Note on Schematic Diagram Voltages and waveforms are dc with respect to ground under no signal conditions no mark MD PLAY CD PLAY Impossible to measure 47 47 MXD D3 Page 47 6 8 SCHEMATIC DIAGRAM MAIN Board 2 3 See page 56 for Waveforms 16 MAIN BOARD 273
82. NOTE SECTION 7 EXPLODED VIEWS e XX X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED T ji Parts Color Cabinet s Color 1 COVER SECTION CDM14H 5TBD26B 1 8 not supplied Ref No Part No Description 1 4 220 709 01 PANEL LOADING BLACK 1 4 220 709 11 PANEL LOADING GOLD 2 1 783 140 11 WIRE FLAT 23 CORE 3 1 791 163 11 WIRE FLAT TYPE 27 CORE 4 4 999 839 01 SCREW BVTTWH M3 STEP 5 1 791 165 12 WIRE FLAT TYPE 29 CORE 72 tems marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items The mechanical parts with no reference num ber in the exploded views are not supplied Hardware mark list and accessories and packing materials are given in the last of the electrical parts list Front panel section The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque A sont critiquens pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi A te RA RAS E BT EXER RU X ut W FR ER Remark Ref No Part No Description Remark 6 4 900 236 01 COVER GOLD 6 4 900 236 2
83. Procedure 1 Set the laser power meter on the objective lens of the optical pick up When it cannot be set properly press the lt lt MD button or gt MD button to move the optical pick up Connect the digital voltmeter to CN110 pin 1 3 and CN110 pin IOP on the BD MD board 2 Then turn the AMS DDI MD knob to display LDPWR CHECK C02 3 Press the button once to display LD 0 9 mW HE Check that the reading of the laser power meter become 0 80 to 0 96 mW 4 Press the MD button once more to display LD 8 4 Check that the reading the laser power meter and digital voltmeter satisfy the specified value Specified Value Laser power meter reading 8 4 0 2 mW Digital voltmeter reading Value on the optical pick up label 10 Optical pick up label KMS262A 27X40 B0825 IOP 82 5 mA in this case IOP mA Digital voltmeter reading mV 1 Q 5 Press the button to display LDPWR CHECK and stop the laser emission The MENU NO button is effective at all times to stop the laser emission 32 Note 1 After step 4 each time the YES button is pressed the display will be switched LD 0 7 mW iii LD 7 5 mW LHP and 6 3 Traverse Check Note 1 Data will be erased during MO reading if a recorded disc is used in this adjustment Note 2 If the traverse waveform is not clear connect the oscillos
84. RBON 1K 1K PHONE LEVEL C405 1 126 934 11 ELECT 220uF 20 10 C407 1 165 319 11 CERAMIC CHIP 0 1uF 50V 1 645 721 11 LOADING BOARD C408 1 126 933 11 ELECT 100uF 20 16V 409 1 165 319 11 CERAMIC CHIP 0 1uF 50V CONNECTOR 6415 1 165 319 11 CERAMIC CHIP 0 1uF 50V C416 1 163 251 11 CERAMIC CHIP 100PF 5 50V 151 1 568 943 11 PIN CONNECTOR 5P C417 1 163 251 11 CERAMIC CHIP 100PF 5 50 C418 1 163 251 11 CERAMIC CHIP 100PF 5 50V SWITCH C419 1 165 319 11 CERAMIC CHIP 0 1uF 50V 151 1 572 086 11 SWITCH LEAF LOAD IN C420 1 165 319 11 CERAMIC CHIP 0 1uF 50V 152 1 572 086 11 SWITCH LEAF LOAD OUT C421 1 126 934 11 ELECT 220uF 20 10 C422 1 165 319 11 CERAMIC CHIP 0 1uF 50V oe oe oe oe ake ake ake oe oe oe a k k k k kk C423 1 126 933 11 ELECT 100uF 20 16V A 4724 860 A MAIN BOARD COMPLETE C452 1 165 319 11 CERAMIC CHIP 0 1uF 50V EXCEPT US Canadian C453 1 165 319 11 CERAMIC CHIP 0 1uF 50V A 4725 028 A MAIN BOARD COMPLETE US Canadian C501 1 165 319 11 CERAMIC CHIP 0 1uF 50V C502 1 126 933 11 ELECT 100uF 20 16V C503 1 126 960 11 ELECT 20 50V 4 941 237 11 SINK 7 685 646 79 SCREW BVTP 3X8 TT B C504 1 163 021 11 CERAMIC CHIP 0 01uF 10 50 C505 1 165 319 11 CERAMIC CHIP 0 1uF 50V BATTERY C506 1 163 234 11 CERAMIC CHIP 20 5 50V C507 1 126 933 11 ELECT 100uF 20 16V BT901 1 5
85. Reading the Display Convert the hexadecimal display into binary display If more than two causes they will be added Example When 84 is displayed Higher bit 8 1000 b7 Lower bit 4 0100 b2 In this case as b2 and b7 are 1 and others are 0 it can be determined that the retry cause is combined of emphasis OFF monaural original copyright exists and write allowed Example When 07 is displayed Higher bit 0 1000 All 0 Lower bit 7 0111 b0 1 b2 In this case bO b1 and 62 are 1 and others are 0 it can be determined that the retry cause is combined of emphasis ON stereo original copyright exists and write prohibited Hexadecimal Binary Conversion Table Hexadecimal Hexadecimal 0 8 14 CD TEXT TEST DISC This unit is able to display the test data character information written in the CD on its fluorescent indicator tube The CD TEXT TEST DISC TGCS 313 4 989 366 01 is used for checking the display To check perform the following procedure Checking Method 1 Turn ON the power set the disc to the disc table with the test disc label facing up and chuck the disc 2 Press the 3 The following will be displayed on the fluorescent indicator tube CD button and play back the disc Display 2 4 Rotating CD knob select the track The text data of each track
86. SC 2 Turn the MD knob to display CPLAY MODE C30 3 Press the button twice to display CPLAY MID 4 Press the button when C displayed 5 Turn the MD knob to display FBIAS CHECK C05 6 Press the YES button to display The first four digits indicate the C1 error rate the t two digits after indicate ADER and the 2 digits after c indicate the focus bias value Check that the C1 error is below 50 and ADER i is below 2 7 Press the YES button and display Check that the C1 error is about ids and ADER i is below 2 8 Press the YES button and display E Check that the C1 error is about 200 and ADER i 15 below 2 9 Press the MENU NO button then press the amp EJECT but ton and take out the disc Note 1 If the C1 error and ADER are above other than the specified value at points A step 8 in the above or B step 7 in the above the focus bias adjustment may not have been carried out prop erly Adjust perform the beginning again 15 AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT Be sure to perform this adjustment when the optical pick up is replaced If the adjustment results becomes Adjust NG the optical pick up may be faulty or the servo system circuits may be abnormal 15 1 CD Auto Gain Control Output Level Adjustment Adjusting Procedure 1 Load the check disc MD TDYS 1 2 Turn the MD knob to display AG Set CD C26
87. SERVICE MANUAL Self Diag osis uoported model Photo Gold U S and foreign patents licensed form Dolby Laboratories Licensing Corporation CD MICROFILM CD player se tion System Laser Laser output Frequency response Signal to noise ratio Wow and flutter MD deck section System Disc Laser Laser output Laser diode properties Revolutions CLV Error correction Sampling frequency Coding Modulation system Number of channels Frequency response Signal to noise ratio Wow and flutter Section MAD D3 US Model Canadian Model Model Name Using Similar Mechanism AEP Model UK Model E Model Chinese Model NEW CD Mechanism Type CDM14H 5TBD26B Base Unit Name BU 5TBD26B Optical Pick up Name KSS 213BH Z NP MD Section Model Name Using Similar Mechanism NEW MD Mechanism Type MDM 5X2B Base Unit Name MBU 5X2B Optical Pick up Name KMS 262A J1N SPECIFICATIONS Inputs Compact Disc digital audio system Jack type Input Semiconductor laser 780 nm impedance Emission duration continuous LINE ANALOG Phono 47 kilohms Less than 44 6 uW IN jacks This output is the value measured at a 5 Optical distance of 200 mm from the objective DIGITAL kenn ou Wave lens surface on the Optical Pick up OPTICAL IN optica ength Block with 7 mm aperture 2 660 nm 5 to 20 000 Hz 20 5 dB More than 98 dB B
88. STMENSS 30 6 DIAGRAMS 6 1 Note for Printed Wiring Boards and Schematic tpe rn rere tn pe toes 41 6 2 Printed Wiring Board BD CD Board 42 6 3 Schematic Diagram BD CD Board 43 6 4 Schematic Diagram BD MD Board 1 2 44 6 5 Schematic Diagram BD MD Board 2 2 45 6 6 Printed Wiring Board BD MD Board 46 6 7 Schematic Diagram MAIN 1 3 LOADING Boards 4T 6 8 Schematic Diagram MAIN Board 2 3 48 6 9 Schematic Diagram MAIN Board 3 3 49 6 10 Printed Wiring Board MAIN Board Side A 50 6 11 Printed Wiring Boards MAIN Side B LOADING Boards 51 6 12 Printed Wiring Boards DISPLAY PWSW HP Boards 52 6 13 Schematic Diagram DISPLAY PWSW HP Boards 53 6 14 Printed Wiring Board TRANS Board 54 6 15 Schematic Diagram TRANS Board 55 6 16 Printed Wiring Board SW Board 55 6 17 Schematic Diagram SW Board 6 18 IC Pin Function Description eese 7 EXPLODED VIEWS 1 72 8 ELECTRICAL PARTS LIST 79 SAFETY RELATED COMPONENT WARNING
89. V for a mo ment and save the adjustment results in the non volatile memory Next CD ADJUS will be displayed Press the button and take out the disc 12 FOCUS BIAS ADJUSTMENT Adjusting Procedure 1 2 ee 10 11 12 13 Load the continuously recorded disc Refer to 5 CREAT ING CONTINUOUSLY RECORDED DISC Turn the MD knob to display CPLAY C29 Press the YES button to display CPLAY MID Press the MENU NO button when C i displayed Turn the AMS bb MD knob to display FBIAS ADJUS C13 Press the YES button to display E The first four digits indicate the C1 error rate the t two digits after indicate ADER and the 2 digits after a indicate the focus bias value Turn the MD knob clockwise and find the focus bias value at which the C1 error rate becomes about 200 Refer to Note 2 Press the YES button to display ib Turn the lt AMS PRI MD knob and find the focus bias value at which the C1 error rate becomes about 200 Press the YES button to display i Check that the 1 error rate is below 50 and ADER is 00 Then press the YES button If the Hi in 4 is above 20 press the button If below 20 press the button and repeat the ad justment from step 2 Press the button and take out the disc Note 1 The relation between the C1 error and focus bia
90. WITCH TURNS OFF BACK PANEL In removing the front panel with the power not supplied insert a flat blade screwdriver into a hole at the bottom of loading section and rotate it counterclockwise Then draw out the disc table Part No Model Part No AEP UK models 4 220 708 0L1 Canadian model 4 220 708 10 Singapore model 4 220 708 30 US model 4 220 708 40 Chinese model 4 220 708 50 disc table flat blade screwdriver CLEANING OBJECTIVE LENS OF OPTICAL PICK UP IN MD In cleaning the objective lens of optical pick up move the mechanism deck by the following method Method 1 Eject the disc if loaded 2 Disconnect the power cord from the socket to shut off the power supply 3 Move the part toward the direction while shifting the pawl in section Q toward O using tweezers etc 4 Moving the part freely clean the objective lens at the position easy for cleaning objective lens of optical pick up CLEANING OBJECTIVE LENS OF OPTICAL PICK UP IN CD In cleaning the objective lens of optical pick up move the mechanism deck by the following method Method 1 Eject the disc if loaded 2 Disconnect the power cord from the socket to shut off the power supply 3 Rotating the gear in section by your fingers clean the objective lens at the position easy for cleaning JIG FOR CHECKING BD MD BOARD WAVEFORM The special jig J 2501 149 A is useful
91. Wave L amp R oo 1kHz 10dB L amp R 1kHz w emphasis 0 37dB L amp R 1kHz 20dB L amp R 5kHz w emphasis 4 53dB L amp R N 1kHz 60dB L amp R 16kHz w emphasis 9 04dB L amp R N 1kHz 80dB L amp R Note The contents of Track No 1 to 41 are the same as those of the current TEST DISC their titles are displayed 15 Table 2 CD TEXT TEST DISC Recorded Contents and Display In this unit some special characters cannot be displayed This is not a fault Recorded contents Display 1 amp 21h to 27h 1kHz OdB L amp R All the same 28h to 2Fh All the same 01234567 30h to 37h All the same 89 Pees 38h to 3Fh All the same QABCDEFG 40h to 47h All the same HIJKLMNO 48h to 4Fh All the same PQRSTUVW 50h to 57h All the same XYZ X 58h to 5Fh All the same abcdefg 60h to 67h All the same hijkimno 68h to 6Fh All the same pqrstuvw 70h to 77h All the same xyzilj ti All the same Kic enyls8 A0h to A7h 8859 1 A0h to A7h 8859 1 GE A8h to AFh L BOh to B7h BOh to B7h 1 P 424 A8h to AFh B8h to BFh B8h to BFh AAAAAAEC COh to C7h AAAAAA C COh to C7h z EEEEI C8h to CFh EEEE II
92. and specifications are subject to change without Where purchased Power consumption notice U S A and Canada 20 W less than 1 W at standby Europe 20 W less than 1 W at standby Other countries 22 W less than 1 2 W at standby SELF DIAGNOSIS FUNCTION The self diagnosis function consists of error codes for customers which are displayed automatically when errors occur and error codes which show the error history in the test mode during servicing For details on how to view error codes for the customer refer to the following box in the instruction manual For details on how to check error codes during servicing refer to the following Procedure for using the Self Diagnosis Function Error History Display Mode Lae EI SA UE e Self Diagnosis Function The deck has a self diagnosis display This function shows a three digit display a combination of a letter and figures and the corresponding message so you can check the deck s condition If such a display appears check the following table in order to resolve the problem Should any problem persist consult your nearest Sony dealer Three digit display Message Cause Remedy C11 Protected The inserted MD is record protected gt Take out the MD and close the record protect tab page 9 C12 Cannot Copy An attempt was made to play a disc that is not compatible with this deck CD ROM MD data disc etc Replace the disc C13 REC Error The recor
93. ark Ref No Part No Description Remark C184 1 164 222 11 CERAMIC CHIP 0 22uF 25V C185 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V C187 1 163 018 00 CERAMIC CHIP 0 0056uF 5 50V C191 1 163 038 00 CERAMIC CHIP 0 1uF 25V 25V C199 1 163 038 00 CERAMIC CHIP 0 1uF 25V 20 6 3V 25V C221 1 135 155 21 TANTALUM CHIP 4 7uF 1099 16V 5 50V C222 1 163 038 00 CERAMIC CHIP 0 1uF 25V 1099 16V C283 1 163 033 00 CERAMIC CHIP 0 022uF 50V C297 1 163 038 00 CERAMIC CHIP 0 1uF 25V 25V 25V lt CONNECTOR gt 25V 5 50V CN101 1 784 836 21 CONNECTOR FFC LIF NON ZIF 29P 25V CN102 1 777 937 11 CONNECTOR FFC FPC 16 CN103 1 580 055 21 PIN CONNECTOR SMD 2P 5 50V 10 50V 1099 16V 5 50V IC 5 25V 16101 8 752 389 34 IC CXD25850 5 50V 16115 8 759 082 61 IC TC4W53FU TE12R 25V 16131 8 752 085 51 IC CXA2568M T6 5 50V 1C171 8 759 549 28 IC BA5974FP E2 20 10V 10181 8 759 058 43 IC NJM34044AV 20 4V 10182 8 759 448 71 BU4053BCFV E2 5 50V 10191 8 759 335 52 IC BA6195FP YT2 20 4V 25V TRANSISTOR 25V 16V Q131 8 729 010 08 TRANSISTOR MSB710 RT1 16V RESISTOR 5 50V 5 50V R1 1 216 103 00 METAL CHIP 180K 5 1 10W 10 10V R4 1 216 103 00 METAL CHIP 180K 5 1 10W 10 25 R42 1 216 077 11 RES CHIP 15K 5 1 10W R51 1 216 295 00 SHORT 0 25V R61 1 216 295 00 SHORT 0 20 4V 25V R102 1 216 295 00 SHORT 0 1099 16V R103 1 216 049 11 RES CHIP 1K 5 1 10W 5 50V R104 1 216 097 00 RES CHIP 100K 5 1 10W R106 1 216 077
94. ay Displays the play time Displayed as pLILILILILIDIh The time displayed is the total actual play time Pauses not counted The time is displayed in decimal digits from Oh to 65535h retry err Displays the total number of retries during recording and number of retry errors during play Displayed as pO r indicates the retries during recording while p indicates the retry errors during play The number of retries and retry errors are displayed in hexadecimal digits from 00 to FF total err Displays the total number of errors Displayed as total OO The number of errors is displayed in hexadecimal digits from 00 to FF err history Displays the 10 latest errors Displayed as E O indicates the history number The smaller the number the more recent is the error 00 is the latest indicates the error code Refer to the following table for the details The error history can be switched by turning the KK AMS BDI er refresh MD knob Mode which erases the retry err total err and err history histories When returning the unit to the customer after completing repairs perform this to erase the past error history After pressing the MD knob and er refresh is displayed press the button to erase the history Complete will be displayed momentarily Be sure to check the following when this mode has been executed The data has
95. be oj sje obe 2 2K a ae ke obe sje ok ke obe ok ak R952 1 216 089 00 RES CHIP 47K 5 1 10W 1 674 745 11 TRANS BOARD R953 1 216 057 00 RES CHIP 2 2K 5 1 10W REK ET KORR R961 1 216 097 00 RES CHIP 100K 5 1 10W R962 1 216 025 00 RES CHIP 100 5 1 10W lt DIODE gt R963 1 216 073 00 METAL CHIP 10K 5 1 10W AN D101 8 719 200 02 DIODE 11E2 TB2 R981 1 216 025 00 RES CHIP 100 5 1 10W R982 1 216 045 00 METAL CHIP 680 5 1 10W 86 ber specified The components identified by mark A or dotted line with mark A are critical for safety Replace only with part num marque A s curit Ne les remplacer que par une pi ce portant le nem ro sp cifi Les composants identifi s par une sont critiques pour la A RAS E BT EXER MH RU X ut W EUR RRR E 5 59 89 TRIER TRANS Ref No Part No Description Remark Ref No Part No Description Remark CONNECTOR 3 7 621 772 20 SCREW B 2X5 4 7 621 772 40 SCREW B 2X8 CN103 1 580 230 11 PIN CONNECTOR PC BOARD 2P 5 7 627 852 08 SCREW PRECISION P 1 7X2 5 RELAY 6 7 685 533 19 SCREW BTP 2 6X6 TYPE2 N S 7 7 685 133 19 SCREW DIA 2 6 IT3B ARY101 1 755 365 11 RELAY 8 7 621 775 10 SCREW B 2 6X4 spe ake ke ak afe ake afe afe ok ak afe k ake oe afe ake ake a 9k ake k fe sje ake ake oe obe ok RR oe ot R ake ae ste ake ake a ok ake ake k k k lt SWITCH gt ACCESSORIES amp PACKING MATERIALS AN 8101
96. been erased The mechanism operates normally when recording and play are performed tm refresh Table of Error Codes Error Code Mode which erases the total rec and total play histories These histories serve as approximate indications of when to replace the optical pick up If the optical pickup has been replaced perform this operation and erase the history After pressing the MD knob and tm refresh is displayed press the button to erase the history Complete will be displayed momentarily Be sure to check the following when this mode has been executed The data has been erased The mechanism operates normally when recording and play are performed Details of Error Error Code Details of Error E00 No error E05 FOK has deviated E01 Disc error PTOC cannot be read E06 Cannot focus Servo has deviated DISC ejected E07 Recording retry DISC not ejected E09 Disc error UTOC error E08 Recording retry error Playback retry error Loading error Access error Address cannot be read Servo has deviated Playback retry error C2 error TABLE OF CONTENTS SELF DIAGNOSIS 2 1 SERVICING NOTES 4 2 GENERAL Re UI RH 17 3 DISASSEMBLY 18 4 ond eeiam 24 5 ELECTRICAL ADJU
97. cancel OFF Tracking auto gain OK Focus auto gain OK TRACK under Pit Groove DISC under High reflection Low reflection SHUF CLV S CLV A MONO CLV LOCK CLV UNLOCK TOC EDIT Jitter monitor CD SECTION Set the CD test mode when performing confirmations After completing confirmation release the CD test mode 1 AGING MODE This mode repeatedly opens and closes the CD tray and plays CD This operation is repeated unless an error occurs If an error occurred the aging stops Procedure 1 Seta disc in advance 2 Enter the test mode then rotate CD knob to display 0 gt AGING and press the CD 3 When AGING is displayed on the FL tube rotate CD knob so that portion becomes 00 4 Press the CD and the aging is executed through the following sequence Aging sequence 00 Normal 01 Normal 4 Exchange not used 02 Never mind 03 Never mind 04 BD access 05 Sound skip 06 Reverse to normal 5 finish the aging press the CD button 2 COMMAND TRANSFER MENU Procedure 1 Enter the test mode then rotate CD knob to display 1 gt COMMAND and press the CD knob 2 Select a command with AMS DPI CD knob and press the CD knob to set 3 Select the edit position with 44 lt lt CD and PP CD buttons and rotate CD knob for editing then press the
98. ck Disc MD TDYS 1 Part No 4 963 646 01 Test Disc MDW 74 AU 1 Part No 8 892 341 41 Laser power meter LPM 8001 Part No J 2501 046 A or MD Laser power meter 8010S Part No J 2501 145 A Oscilloscope Measure after performing CAL of prove Digital voltmeter Thermometer Jig for checking BD MD board waveform Part No J 2501 149 A 5 When observing several signals on the oscilloscope etc make sure that VC and ground do not connect inside the oscil loscope VC and ground will become short circuited 6 Using the above jig enables the waveform to be checked with out the need to solder Refer to Servicing Notes on page 8 7 As the disc used will affect the adjustment results make sure that no dusts nor fingerprints are attached to it Laser power meter When performing laser power checks and adjustment electrical adjustment use of the new MD laser power meter 8010 Part No J 2501 145 A instead of the conventional laser power meter is convenient It sharply reduces the time and trouble to set the laser power meter sensor onto the objective lens of optical pick up 5 CREATING CONTINUOUSLY RECORDED DISC This disc is used in focus bias adjustment and error rate check The following describes how to create a continuous recording disc 1 Insert a disc blank disc commercially available 2 Turn the MD knob and display CREC MODE C31 3 Press the YES button again to display CREC MID
99. cope as shown in the following figure so that it can be seen more clearly oscilloscope DC range BD board 330 CN110 3 TEO 9 0 CN110 pin lt FI 10 pF Connection oscilloscope DC range BD MD board CN110 pin TEO CN110 pin VC ki 10 Checking Procedure 1 Connect an oscilloscope to CN110 pin and CN110 pin VC on the BD MD board 2 Load a disc any available on the market Refer to Note 1 3 Press the gt gt MD button to move the optical pick up out side the pit 4 Turn the MD knob to display EF MO 03 Laser power READ power Focus servo ON tracking servo OFF spindle S servo ON 6 Observe the waveform of the oscilloscope and check that the specified value is satisfied Do not turn the KK AMS MD knob Read power traverse checking Traverse Waveform Specified value Below 1026 offset value Offset value x 100 2 8 Observe the waveform of the oscilloscope and check that the specified value is satisfied Do not turn the KK AMS BD MD knob Write power traverse checking Traverse Waveform Specified value Below 10 offset value Offset value x 100 2 A B 9 Press the button to display EFB i MO P Then the optical pick up moves to the pit area automatically and servo is imposed
100. de is set Check will be displayed Turn the AMS 2 MD knob switches between the following four groups Check Adjust Service Develop Procedure 2 While pressing the MD knob connect the power plug to the outlet and release the MD knob When the test mode is set TEMP CHECK will be displayed By setting the test mode using this method only the Check group of method 1 can be executed 3 RELEASING THE TEST MODE Press the I button to turn the power OFF with initialize 4 BASIC OPERATIONS OF THE TEST MODE All operations are performed using the KKI_ AMS Pb MD knob button and button The functions of these buttons are as follows Function name Function KK AMS knob MD Changes parameters and modes YES button Proceeds onto the next step Finalizes input MENU NO button Returns to previous step Stops operations 24 5 SELECTING THE TEST MODE There are 31 types of test modes as shown below The groups can be switched by turning the KK AMS MD knob After selecting the group to be used press the button After setting a certain group turn the MD knob switches between these modes Refer to Group in the table for details can be selected All items used for servicing can be treated using group S So be carefully not to enter other groups by mistake Display
101. ding was not made properly gt Set the deck in a stable place and repeat the recording procedure The inserted MD is dirty with smudges fingerprints etc scratched or not up to standards gt Replace the disc and repeat the recording procedure C13 Disc Error The deck could not read the TOC of the MD properly gt Take out the MD and insert it again C13 Read Error The deck could not read the TOC of the MD properly gt Eject the disc then insert it again C14 TOC Etror The deck could not read the TOC of the MD properly Insert another disc If possible erase all tracks on the MD using the Erase Function on page 27 C41 Cannot Copy The digitally dubbed material cannot be recorded digitally page 39 C71 Din Unlock C71 alternates with Din moment s lighting is due to the signals of the digital program being recorded Unlock in the display This does not affect the recorded material While recording from a digital component connected through the DIGITAL OPTICAL IN connector the digital connecting cable was unplugged or the digital component turned off gt Connect the cable or turn the digital component back on PROCEDURE FOR USING THE SELF DIAGNOSIS FUNCTION ERROR HISTORY DISPLAY MODE Note Perform the self diagnosis function in the error history display mode in the test mode The following describes the least required procedure Be careful not to enter other modes by m
102. e service mode press the MD button and MD knob simultaneously to display 0 To Normal then press the MD knob If this operation failed press the button to turn the power OFF Contents of test mode z Display Function lt 0 gt To Normal Exit from test mode 1 Virsion Microcomputer Virsion display 2 FLD FL display test 3 Key Jog Key Jog input test 4 CD Test CD all sorts test 0 AGING CD aging mode 1 gt COMMAND Command transfer menu 2 ERROR C2 error display 3 SPEED Disc speed selection 4 ISRC ISRC display 5 CHECKS8 Check 8 cm display 6 gt AUTO G Auto gain display 7 HENSHIN Decentiering display 8 PORT Port selection 9 AMS AMS display A TRK ON TRK ON OFF display 5 MD Test MD all sorts test 6 Retry amp TOC MD TOC off amp Retry test T Initial All reset AX N mm 8 Special Command Sircs test N lt 9 gt Dump Microcomputer Dump mode 11 Microcomputer Version Display Procedure 1 Enter the service mode then rotate MD knob to display lt 1 gt Version and press the MD 2 The CD and MD microcomputer versions are displayed on the upper line and lower line respectively 3
103. eed or with four times speed S Curve Check Connection oscilloscope BD CD board CD AS TP2 FE o co TP VC oc m Procedure 1 Connect oscilloscope to test point TP FE and TP VC on BD CD board 2 Mount 0 Q resister or short at R147 on BD CD board Turn ON the power 4 Put disc YEDS 18 in and turned Power switch on again and actuate the focus search actuate the focus search when disc table is moving in and out 5 Check the oscilloscope waveform S curve is symmetrical between A and B And confirm peak to peak level within 3 6 0 5 Vp p S curve waveform symmetry within 3 6 0 5 Vp p 6 After check remove the lead wire connected in step 2 Note Try to measure several times to make sure than the ratio of A B or B is more than 10 7 Take sweep time as long as possible and light up the brightness to obtain best waveform RF Level Check Connection oscilloscope BD CD board CD A TP1 RF TP VC oc s Procedure 1 Connect oscilloscope to test point TP RFO and TP VC on BD CD board 2 Turn ON the power Put disc YEDS 18 in to play the number five track 4 Confirm that oscilloscope waveform is clear and check RF sig nal level is correct or not 0 Note clear RF signal waveform means that the shape Q can be clearly distinguished at the center of the waveform
104. elow measurable limit Outputs MiniDisc digital audio system MiniDisc Semiconductor laser A 780 nm Emission duration continuous Less than 44 6 uW This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick up Block with 7 mm aperture Material GaAlAs 800 rpm to 1 800 rpm Advanced Cross Interleave Reed Solomon Code ACIRC 44 1 kHz Adaptive Transform Acoustic Coding ATRAC EFM Eight to Fourteen Modulation 2 stereo channels 5 to 20 000 Hz x0 5 dB Over 98 dB during playback Below measurable limit Rated input Minimum input 500 mVrms 125 mVrms CT Jack type Rated output PHONES Stereo phone 10 mW jack LINE ANALOG Phono jacks 2 Vrms OUT at 50 kilohms Load impedance 32 ohms Over 10 kilohms Continued on next page COMPACT DISC MINIDISC DECK SON Y General Dimensions approx w h d incl projecting parts and controls 430 120 290 mm Power requirements Mass approx 47 kg Where purchased Power requirements U S A and Canada 120 V AC 60 Hz Supplied accessories Europe 220 230 V AC 50 60 Hz Audio connecting cords 2 N es 4 Optical cable 1 Cert t A 220 240 V AC 50 60 Hz 2 Remote commander remote RM D37M 1 Other countries 110 120 or 220 240 V AC Sony R6 size AA batteries 2 selectable 50 60 Hz Power plug adaptor 1 Singaporian model only Power consumption Design
105. he two digits after indicate ADER and the 2 digits after c indicate the focus bias value Check that the C1 error is below 50 and ADER i is 5 below 2 7 Press the YES button to display i Check that the C1 error is about 200 and ADER i is s below 2 8 Press YES button to display i i E Check that the C1 error is about 200 and ADER i is s belos 2 9 Press the MENU NO button then press the amp EJECT button and take out the test disc 6 5 CPLAY Check MO Error Rate Check Checking Procedure 1 Load the test disk MDW 74 AU 1 2 Turn the MD knob to display CPLAY MODE C30 Press the button to display CPLAY MID The display changes to C AD iii If the error rate is below 80 check that ADER is below 2 Press the button to stop playback then press the button and take out the test disc QU A CD Error Rate Check Checking Procedure 1 Load the check disc MD TDYS 1 2 Tum the MD knob to display CPLAY MODE C30 Press the button twice to display CPLAY MID The display changes to C ii AD Check that the C1 error rate is below 50 Press the button to stop playback then press the button and take out the check disc QU de pa 6 6 Self Recording playback Check Prepare a continuous recording disc using the unit to be repaired and check the error rate Checking Procedure 1 Load recordab
106. ing the cable from TRANS board CN101 to MAIN board CN902 cross it with the cable between SW board CN601 and MAIN board CN603 as shown in the figure TRANS board heat sink MAIN board 23 SECTION 4 TEST MODE MD SECITON Note MD always plays double speed 1 PRECAUTIONS FOR USE OF TEST MODE As loading related operations will be performed regardless of the test mode operations being performed be sure to check that the disc is stopped before setting and removing it Even if the button is pressed while the disc is rotating during continuous playback continuous recording etc the disc will not stop rotating Therefore it will be ejected while rotating Be sure to press the 2 EJECT button after pressing the MENU NO button and the rotation of disc is stopped 1 1 Recording laser emission mode and operating buttons Continuous recording mode CREC MODE Laser power check mode LDPWR CHECK Laser power adjustment mode LDPWR ADJUS Traverse MO check EF MO CHECK Traverse MO adjustment EF MO ADJUS When pressing the button 2 SETTING THE TEST MODE The following are two methods of entering the test mode Procedure 1 Press the CD CLEAR CD MD and MD buttons at the same time Press the Ici AMS Db MD knob and MD button to display lt 0 gt To Normal Turn the MD knob and when 5 MD Test is displayed press the MD knob When the test mo
107. istake If you set other modes accidentally press the MENU NO button to exit the mode Press the Bl CD CLEAR CD W MD and MD buttons at the same time Press the Pb MD knob and Bl MD button to display 0 To Normal Turn the AMS DM MD knob and when 5 MD Test is displayed press the MD knob Turn the KK AMS DPI MD knob and when Service is displayed press the button Turn the AMS DPI MD knob to display ERR DP MODE Press the YES button to sets the error history mode and displays total rec Select the contents to be displayed or executed using the MD knob Press the AMS gt MD knob to display or execute the contents selected 9 Press the KK AMS MD knob another time returns to step 6 10 Press the MENU NO button to display ERROR DP MODE and release the error history mode 11 To release the test mode press the 1 0 button to turn the power OFF 9o CA gv tA dx De ES u 2 ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Selecting the Test Mode Display Details of History total rec Displays the recording time Displayed as rOOO00Dh The displayed time is the total time the laser is set to the high power state This is about 1 4 of the actual recording time The time is displayed in decimal digits from Oh to 65535h total pl
108. laws BVTT3 6 18 CD MECHANISM DECK SECTION CDM14H 5TBD26B Q three screws BVTT3 x 6 lead with connector Pulling the front panel in the direction of the arrow a little remove the mechanism deck CDM14H 5TBD26B in the direction of the arrow Q Note Don t pull the front panel in the direction of the arrow by force Q Push the disc table Q three screws BVTT3 x 6 Q wire flat type 29 MX AU n gt o Q connector CN502 CHASSIS MD Remove the chassis MD O yoke bracket to direction of the arrow Rotate the cam counterclockwise with a flat blade screwariver Q Pull out the disc table 19 CD BASE UNIT BU 5TBD26B Q two screws Q two screws PTPWHM2 6 PTPWHM2 6 Q CD base unit BU 5TBD26B Q two compression springs 932 Q two compression springs 932 chassis MD BD CD BOARD two screws Note When routing the lead wires of spindle motor pass them through a slot in the BD CD board then solder to the motor Then secure the lead wires to the IC191 with an adhesive sheet so as not to be loose as shown in the figure Q wire flat type 16 core adhesive sheet CN102 motor leads BD CD board spindle motor Remove two solders Q screw of spindle motor leads BVTP2 6 x 8 20 MD MECHANISM DECK SECTION MDM 5X2B four step screws
109. le disc blank disc 2 Turn the AMS Db MD knob to display CREC MODE C31 Press the button to display CREC MID 4 When recording starts lights up EEJ and display CREC is the address 5 About 1 minute later press the button to stop continuous recording 6 Turn the MD knob to display CPLAY MODE C30 7 Pressth YES button to display CPLAY MID 8 AD be displayed 9 Check that the Cle error becomes below 80 and the AD error below 2 10 Press the button to stop playback then press the button and take out the disc 25 33 7 INITIAL SETTING OF ADJUSTMENT VALUE Note Mode which sets the adjustment results recorded in the non volatile memory to the initial setting value However the results of the tempera ture compensation offset adjustment will not change to the initial setting value Ifinitial setting is performed perform all adjustments again excluding the temperature compensation offset adjustment For details of the initial setting refer to 4 Precautions on Adjustments and execute the initial setting before the adjustment as required Setting Procedure 1 Turn the Iii AMS DRI MD knob to display ADJ CLEAR C24 2 Press the button Complete will be displayed mo mentarily and initial setting will be executed after which ADJ CLEAR will be displayed 8 RECORDING AND
110. mission timing input Also serves as the magnetic head on off output 16 17 o System clock signal 512Fs 90 3168 MHz output terminal Not used open 18 Input terminal for the system clock frequency setting L 45 1584 MHz H 90 3168 MHz fixed at H in this set 19 20 Digital audio signal input terminal when recording mode Not used fixed at L 21 Dour Digital audio signal output terminal when playback mode Not used open 2 23 24 25 26 DADT Playback data output to the A D D A converter AC40D O 7 O LR sampling clock signal 44 1 KHz output to the A D D A converter AC401 XBCK O Bit clock signal 2 8224 MHz output to the A D D A converter 400 9 526 Clock signal 11 2896 MHz output to the A D D A 000 30 DVDD Powersupply terminal 3 3V digital syste 64 44 xcas Column address strobe signal output to the D RAM IC124 L active as 9 O Address signal outputtotheD RAM ICI24 0 46 XRAS Row address strobe signal output to the D RAM IC124 L active 47 xw Write enable signal output to the D RAM IC124 L active 48 DI 49 9 Two way data bus with the D RAM IC124 50 51 52 8 asyo O Playback BFM full swing outputterminl 54 55 Power supply terminal 3 3V analog system 56 57 58 Ground terminal anal
111. ncluded in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emis sion observe from more than 30 cm away from the objective lens LASER DIODE AND FOCUS SEARCH OPERATION CHECK Carry out the S curve check in CD section adjustment and check that the S curve waveforms is output three times Note Be sure to connect all wires including FFC in the MD section before applying power or ICs may be damaged ADVARSEL Eksplosjonsfare ved feilaktig skifte av batteri Benytt samme batteritype eller en tilsvarende type anbefalt av apparatfabrikanten Brukte batterier kasseres i henhold til fabrikantens instruksjoner VARNING Explosionsfara vid felaktigt batteribyte Anv nd samma batterityp eller en likv rdig typ som rekommenderas av apparattillverkaren Kassera anv nt batteri enligt g llande f reskrifter VAROITUS Paristo voi r j ht jos se on virheellisesti asennettu Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin H vit k ytetty paristo valmistajan ohjeiden mukaisesti Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C dur ing repairing e Do not touch the soldering iron
112. nd W MD button to display 0 To Normal 3 Turn the Iti AMS bb MD knob and when 5 MD Test is displayed press the MD knob 4 Turn the Iii AMS bbl MD knob to display Service and press the button 5 Turn the Iii AMS MD knob to display Top Write C28 and press the button 6 The display becomes Ref Q is an arbitrary number and the numbers which can be changed will blink 7 Input the IOP value written on the optical pick up label To select the number Turn the MD knob To select the digit Press the MD knob 8 When the button is pressed the display becomes Measu is an arbitrary number 9 As the adjustment results are recorded for the 6 value Leave it as it is and press the button 10 Complete will be displayed momentarily The value will be recorded in the non volatile memory and the display will become Iop Write 11 Press the button to turn the power OFF Display Procedure 1 Press the BB CD CLEAR CD B MD and MD buttons at the same time 2 Press the AMS 22 MD knob and MD button to display 0 To Normal 3 Turn the AMS DPI MD knob and when 5 MD Test is displayed press the MD knob 4 Turn the AMS PDA MD knob to display Service and press the button 5 Turn the KK AMS bb MD knob to display Top Read C27 6 QQ Q
113. ngapore A111 1 770 019 11 ADAPTOR CONVERSION PLUG 3P UK 112 1 500 386 11 FILTER CLAMP FERRITE CORE 113 1 543 798 11 FILTER CLAMP FERRITE CORE US Canadian 258 1 667 954 11 FLEXIBLE BOARD A260 8 583 056 01 OPTICAL PICK UP KMS 262A J1N A 351 8 820 113 01 OPTICAL PICK UP KSS 213BH Z NP 352 1 769 069 11 WIRE FLAT TYPE 16 CORE HR901 1 500 502 11 HEAD OVER WRITE M101 X 4952 658 1 MOTOR ASSY SPINDLE CD M102 4917 504 1 MOTOR ASSY SLED CD M103 4604 363 MOTOR L ASSY LOADING CD M201 4672 855 MOTOR ASSY SPINDLE MD M202 4672 474 MOTOR ASSY SLED MD M203 4949 264 1 MOTOR ASSY LOADING MD 102 1 762 148 21 SWITCH PUSH 2 KEY REFLECT DET PROTECT DET A TR102 1 435 083 11 TRANSFORMER POWER UK Chinese ANTR102 1 435 084 11 TRANSFORMER POWER US Canadian ANTR102 1 435 085 11 TRANSFORMER POWER Singapore spe ake ke sl 2K ake ote sje afe ake oe sje afe ake oe ole afe obe oe ze ake ake oe sk ake ote fe sk ake ote o sje obe ke obe se ole ake ote obe ake ode she obe obe oe akc 2k obe oe ste obe ake ote ole ake ake afe ake ake afe ake ote sk ok a ote ake ok ak k HARDWARE LIST afe ake ake afe ake ak ake ok ak ake ake k kk 1 7 685 871 01 SCREW BVTT 3X6 S 2 7 685 646 79 SCREW BVTP 3X8 TT B The components identified by mark A or dotted line with mark A are critical for safety Replace only with part num ber specified Les composants identifi s par une
114. nts never view directly from the top as this may lose your eye sight 3 PRECAUTIONS FOR USE OF OPTICAL PICK UP KMS 262A As the laser diode in the optical pick up is easily damaged by static electricity solder the laser tap of the flexible board when using it Before disconnecting the connector desolder first Before con necting the connector be careful not to remove the solder Also take adequate measures to prevent damage by static electricity Handle the flexible board with care as it breaks easily pick up flexible board laser tap Optical pick up flexible board 4 PRECAUTIONS FOR ADJUSTMENTS 1 When replacing the following parts perform the adjustments and checks with O in the order shown in the following table Optical BD MD Board Pick up D101 IC101 ICI21 l Initial setting of adjustment value 2 Recording of IOP information Value on the op tical pick up label 3 Temperature compensation offset adjustment 4 Laser power adjustment 5 Traverse adjustment 6 Focus bias adjustment 7 Error rate check 8 Auto gain output level adjustment 2 Setthe test mode when performing adjustments After completing the adjustments release the test mode Perform the adjustments and checks in group S of the test mode 3 Perform the adjustments to be needed in the order shown 4 Use the following tools and measuring devices Che
115. nuous playback mode CREC MODE Continuous recording mode For details of each adjustment mode refer to 5 Electrical Adjustments For details of ERR DP MODE refer to Self Diagnosis Function on page 2 Ifa different mode has been selected by mistake press the MENU NO button to release that mode Group C Check S Service ajajajaa jaja O A Adjust D Develop Modes with X in the Mark column are not used for servicing and therefore are not described in detail If these modes are set acciden tally press the MENU NO button to release the mode immediately Be especially careful not to set the modes with as they will overwrite the non volatile memory and reset it and as a result the unit will not operate normally 25 5 1 Operating the Continuous Playback Mode 1 Entering the continuous playback mode 1 Setthe disc in the unit Whichever recordable discs or discs for playback only are available 2 Tum the MD knob and display CPLAY MODE C30 3 Press the button to change the display to CPLAY MID 4 When access completes the display changes to C AD iii Note The numbers 3 displayed show you error rates and ADER 2 Changing the parts to be played back 1 Press the button during continuous playback to change the display as below CPLAY MID CPLAY OUT CPLAY IN t When pressed another time the parts to be played
116. og system 59 60 x mm input f input f 62 63 64 65 66 67 Auxiliary signal signal temperature signal input from the CXA2523AR IC101 68 Middle point voltage 1 65V input from the CXA2523AR IC101 69 0 AVDD Powersupply terminal 3 3V analog system On 71 A D converter operational range upper limit voltage input terminal fixed at H in this set 72 A D converter operational range lower limit voltage input terminal fixed at L in this set 73 AVSS Ground terminal analog system 74 75 76 77 Error signal input for the laser automatic power control Not used fixed at 78 9 FOCNT O Fiter 0 control signal output to the CXA2523AR CON O so XLRE O Serial data latch pulse signal output to the CXA2523AR ACI0D 1 CKRE O Serial data transfer clock signal output to CXA2523AR CIO s2 prre O Writing serial data output to the CXA2523AR CIO O Control signal output to the reference voltage generator circuit for the laser automatic power 83 APCREF ge P s4 O PWM signal output for the laser automatic power control Not used 5 Tracking servo drive PWM signal C output to the BH6S11FS QCISD 86 Tror Tracking servo drive PWM signal output to the BH6STIESQCIS2 s7 DVDD Powersupply terminal 8 3V digital system ___ O Focus servo drive PW
117. on the same conductor of the circuit board within 3 times e Be careful not to apply force on the conductor when soldering or unsoldering Notes on chip component replacement e Never reuse a disconnected chip component e Notice that the minus side of a tantalum capacitor may be dam aged by heat Note on High Speed CD Synchro Recording With the following kinds of CDs you may experience a reading failure during recording or noise when recorded to an MD CDs with adhesive labels attached CDs with printed text concentrated Irregularly shaped CDs for example to them on one side only heart or star shaped If Retry flashes in the display A reading failure has occurred and the deck is trying to read the data again e If the retry was successful the deck continues with High Speed CD Synchro Recording If the condition of the inserted CD or the deck is poor and retry fails High 5peed CD Synchro Recording is disabled In this case the deck automatically starts recording in normal CD Synchro Recording Note that you cannot monitor the recording at this time If the following occurs during recording a reading error may occur or noise may be produced in the recorded results The CD tray or other part of the deck is bumped The deck is placed on an uneven or soft surface The deck is located near a speaker door or other source of vibration MODEL IDENTIFICATION HOW TO OPEN THE DISC TABLE WHEN POWER S
118. or about 15 seconds while pressing the button The MD knob can be pressed instead of the button for the same results 6 When the displayed on the fluorescent display tube goes off release th MD button 7 Pressthe button to start recording Then press the HI MD button and start recording 8 To check the track mode press the E gt MD button to start play 9 To release the test mode press the 1 0 button and turn OFF the power When TOC disappears disconnect the power plug from the outlet Fig 1 Reading the Test Mode Display Fig 2 Reading the Test Mode Display During recording and stop During playback RTs c te fHHbk Fluorescent indicator tube display Fluorescent indicator tube display Cause of retry Parts No name of area named TOC Number of retries Cluster Number of retry errors Sector Address Track mode Track information such as copy right information of each part Reading the Retry Cause Display Higher Bits Lower Bits Hexa Hexadecimal 8 4 1 2 decimal Cause of Retry Occurring conditions Bit b7 6 b4 bi Binary 010 0 0 01 shock When track jump shock is detected 02 When ADER was counted more than five times ader5 continuously 04 Discontinuous address When ADIP address is not continuous 08 DIN unlock When DIN unlock is detected 10 FCS incorrect When not in focus 20 IVR rec error When ABC
119. output terminal 32 768 kHz Notused System reset signal input from the M62016L IC906 L reset 12 S RST I For several hundreds msec after the power supply rises L is input then it changes to H O Mansystem clock output terminal GO MH o O M GND Groundtermina 15 16 Powersupply terminal 33 C 4 4 4 4 4 O 17 Non maskable interrupt input terminal L active fixed at H in this set I 18 Digital In U bit CD format subcode Q sync SCOR input from the CXD2656AR IC121 L is input every 13 3 msec Almost all is input 19 Power down detection signal input terminal L power down normally H 20 21 2 JOGCD 1 Jog dial pulse input from the rotary encoder 701 AMS PI 23 24 JOGMD1 Jog dial pulse input from the rotary encoder S721 IKKI AMS D phase input 25 26 Notused open Subcode Q sync SCOR input from the CXD2656AR IC121 L is input every 13 3 msec Almost all H is input Not used open 27 SQSY 28 I2CBUS Communication data reading clock signal output or transfer clock signal input with the CD 29 I2CCLK mechanism controller IC501 I Y i 30 IZCDATA Communication data bus with the CD mechanism controller IC501 31 SWDT Writing data output to the CXD2656AR 1C121 3 SRDT Reading data input from the CXD2656AR 1 121
120. place only with part num Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce A RA RAS E BT EXER D RU Xt HW 5 59 89 ber specified portant le num ro sp cifi FFER Ref No Part No Description Remark Ref No Part No Description Remark 251 A 4724 855 A BD MD BOARD COMPLETE 264 4 996 260 01 GEAR SL A 252 3 372 761 01 SCREW M1 7 TAPPING 265 4 996 261 01 GEAR SL B 253 4 996 267 01 BASE BU D 266 4 996 264 01 SPRING SHAFT LEAF 254 4 996 255 01 BASE BU C 267 4 996 265 01 SHAFT MAIN 255 4 900 590 01 SCREW PRECISION SMALL 268 4 996 256 01 SL BASE 256 4 996 258 01 SPRING COMPRESSION 269 4 996 257 01 RACK SL 257 4 996 262 01 GEAR SL C 270 4 996 263 01 SPRING CLV TORSION 258 1 667 954 11 FLEXIBLE BOARD 271 4 988 560 01 SCREW P 1 7X6 259 4 996 253 01 BASE BU A 272 4 211 036 01 SCREW 1 7X2 5 PWH A260 8 583 056 01 OPTICAL PICK UP KMS 262A J1N HR901 1 500 502 11 HEAD OVER WRITE 261 4 996 252 01 CHASSIS BU M201 A 4672 855 A MOTOR ASSY SPINDLE MD 262 4 996 254 01 BASE BU B M202 4672 474 MOTOR ASSY SLED MD 263 4 967 688 11 MAGNET ABSORPTION 102 1 762 148 21 SWITCH PUSH 2 KEY 76 REFLECT DET PROTECT DET 6 CD MECHANISM DECK SECTION CDM14H 5TBD26B BU 5TBD26B Ref No Part No Description Remark Ref No Part No Description Remark 301 4 222 283 01 PULLEY
121. plays TEMP ADJUS CPLAYMODE etc 2 Error rate display Displays the error rate in the following way C OOOO AD 00 C Indicates the C1 error AD Indicates ADER 3 Address display The address is displayed as follows MO recordable disc CD playback only disc Press the MD button to switches between the groove display and pit display h OOOO s 0000 MO pit and CD h OOOO a MO groove h Indicates the header address s Indicates the SUBQ address a Indicates the ADIP address Note is displayed when servo is not imposed 4 Auto gain display Not used in servicing The auto gain is displayed as follows AG LILVLIDI 00 5 Detrack check display Not used in servicing The detrack is displayed as follows ADR OQOOOOOO 6 IVR display Not used in servicing The IVR is displayed as follows Y Mode display Y Error rate display Address display Y Auto gain display Not used in servicing Detrack check display Not used in servicing display Not used in servicing Y 27 MEANINGS OF OTHER DISPLAYS Contents Display When Lit When Off During continuous playback CLV ON STOP CLV OFF Tracking servo OFF Tracking servo ON Recording mode ON Recording mode OFF CLV low speed mode CLV normal mode ABCD adjustment completed Tracking offset cancel ON Tracking offset
122. portant le num ro number specified sp cifi ALA RATE KAN MAAKBH ARE Re SENT ADF E Bho Line B Line Voltages are taken with a VOM Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path gt CD PLAY gt gt MDPLAY MD REC Circuit Boards Location TRANS board MAIN board PWSW board DISPLAY board HP board BD CD board SW board LOADING board BD MD board 41 41 MXD D3 6 2 PRINTED WIRING BOARD BD CD Board See page 41 for Circuit Boards Location B Cp BOARD Gine w CHASSIS 101 oup o 80 a gt y F y RTO mn 811970 q N n124 TI 4 N o d RA k e 1 11 1 675 127 1 OPTICAL PICK UP K55 213BH Z NP Semiconductor Location Side A Ref No Location 42 42 B BOARD sis Semiconductor Location Side B 6 3 SCHEMATIC DIAGRAM BD CD Board See page 56 for Waveforms See page 57 for IC Block Diagrams MXD D3 1 2 3 4 5
123. q MD MD REC IT CD RECIT YES TOC amp EJECT gt gt CD Software Reset Procedure CD MENU NO 1 Enter the service mode then rotate MD knob to display lt 6 gt Initial and press the MD 2 The microcomputer resets the software and the power is turned off 12 RETRY CAUSE DISPLAY MODE IN MD e In this test mode the causes for retry of the unit during recording can be displayed on the fluorescent indicator tube During playback the track mode for obtaining track information will be set This is useful for locating the faulty part of the unit e The following will be displayed During recording and stop Retry cause number of retries and number of retry errors During playback Information such as type of disc played part played copyright These are displayed in hexadecimal Procedure 1 Load a recordable disc whose contents can be erased into the unit 2 Press the MENU NO button When Edit Menu is displayed on the fluorescent indicator tube turn the MD knob to display All Erase 3 Press the YES button Or press the MD knob 4 When All Erase is displayed on the fluorescent indicator tube the music calendar number blinks 5 Pressthe button to display Complete and press the W MD button immediately Wait f
124. r det brugte batteri tilbage til leverandgren This caution label is located inside the unit CAUTION INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED AVOID EXPOSURE TO BEAM ADVARSEL USYNLIG LASERSTRALING VED ABNING N R SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION UNDGA UDSAETTELSE FOR STRALING VORSICHT UNSICHTBARE LASERSTRAHLUNG WENN ABDECKUNG GE FFNET UND SICHEREITSVERRIEGELUNG UBERBRUCKT NICHT DEM STRAHL AUSSETZEN VARO 1 AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALT TIINA NAKYMATT MALLE LASERS TEILYLLE ALA KATSO S TEESEEN VARNING OSYNLING LASERSTRALING NAR DENNA DEL AR PPNAD OCH SPARREN AR URKOPPLAD BETRAKTA EJ STRALEN ADVERSEL USYNLIG LASERSTRALING NAR DEKSEL APNES OG SIKKERHEDSLAS BRYTES UNNGA EKSPONERING FOR STRALEN VIGYAZAT BURKOLAT NYITASAKOR LATHATATLAN LEZERSU G RVESZ LY KER LJE A BESUGARZAST CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous ra diation exposure NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electro static break down because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in the printed matter which is i
125. s is as shown in Note 2 about 200 the following figure Find points A and B in the following figure using the above adjustment The focal point position C is auto matically calculated from points A and B As the error rate changes perform the adjustment using the average vale C1 error B A Focus bias value F BIAS 13 ERROR RATE CHECK 13 1 CD Error Rate Check Checking Procedure 1 Load the check disc MD TDYS 1 2 Turn the MD knob and display CPLAY MODE C30 Press the button twice and display CPLAY MID The display changes to C AD iii Check that the C1 error rate is below 20 Press the button to stop playback then press the button and take out the check disc Qs pede 5 13 2 MO Error Rate Check Checking Procedure 1 Load the continuously recorded disc Refer to 5 CREAT ING CONTINUOUSLY RECORDED DISC Turn the MD knob to display CPLAY C30 Press the YES button to display CPLAY MID The display changes to C1 If the 1 error rate is below 50 check that ADER i is 00 Press the MENU NO button to stop playback then press the button and take out the test disc Sa QN AB n 14 FOCUS BIAS CHECK Change the focus bias and check the focus tolerance amount Checking Procedure 1 Load the continuously recorded disc Refer to 5 CREAT ING CONTINUOUSLY RECORDED DI
126. setting L ADJ mode 46 47 N Not used open 48 LODOUT o Motor drive signal output to the loading motor drive IC502 active 1 49 LOIN O Motor drive signal output to the loading motordrive ICS02 H active 1 50 Loading in detect switch S152 input terminal 51 Loading out detect switch S151 input terminal 52 to 74 NC Not used open 75 avss Ground terminal for A D conversion 76 NC Not used open TI Reference voltage 45V input terminal 78 avcc Power supply terminal 2 5 V for A D conversion 79 80 NC Not used open Loading motor M103 control RUN IDLE Terminal LODOUT inQ LODIN pin 68 e MAIN BOARD 1C601 M30624MG A10FP SYSTEM CONTROLLER MD MECHANISM CONTROLLER DACDTI Serial data output to A D D Aconveer C40 2 DACCLK O Serial data transfer clock signal output to the A D D A 0 3 DALATCH O Serial data latch pulse signal output to the A D D Aconverer ICA0 4 DARESET O Reset signal output to the A D D A converter IC401 L reset 5 XAMUTE O Audio line muting on off control signal output terminal L line mutingon 6 7 jJNewed pm 8 External data bus line byte selection signal input L 16 bit H 8 bit fixed at L 9 CNVSS Groundtermina o 10 u XCOUT subsystem clock
127. t Ne les remplacer que ERER ESAE Replace only with part number specified par une pi ce portant le num ro sp cifi LOAB OUT M203 LOADING DAB IN ND P Page 48 ACK OUT HACK IN B LAY P 5601 5602 5604 REC PLAY POSITION X OUT POSITION MIC 55 55 Waveforms BD CD Board 1C131 RFO PLAY MODE Approx 1 2 Vp p N XA AA XK 226252525225 1 101 TE PLAY MODE Approx 0 2 Vp p 1 101 FE PLAY MODE QUA Approx 0 2 Vp p Y IC101 LRCK US gt 22 8 us IC101 BCLK 5 8 Vp p 472 us 1C101 WFCK 5 8 Vp p 136 us BD MD Board Q1C101 I J MD PLAY NASYA zi RVRQQOLQQOOO OOO 5 IC101 A MD PLAY 0 1 Vp p A IC101 E F MD PLAY IC121 OSCI 11 ms 1C121 LRCK La 44 1 kHz IC121 XBCK 4 8 Vp p 2 8224 MHz IC121 FS256 4 7 Vp p 11 29 MHz 1 121 54 4 6 Vp p 176 4 kHz MAIN Board IC501 XIN CD PLAY NI N NAA
128. t changes to H O clock output terminal On 11 vs Ground terminal 12 Main system clock input terminal 10 MHz 13 Power supply terminal 5V 4 1 Non maskable interrupt input terminal Fixedat H inthisset O 15 Se Not used open Subcode sync SO S1 detection signal input from the CXD2585Q IC101 on the CD block H active Laser power control signal output to the CXD2585Q IC101 on the CD block H active Operation mode select signal output to the CXD2585Q IC101 on the CD block active Analog muting on off control signal output to the CXD2585Q IC101 on the CD block EN 16 SCOR gy UH 18 XSEL 19 AMUTE pi H muting on 20 21 oe Not used open 22 DCCLK Communication data reading clock signal input or transfer clock signal output with the system controller IC601 23 I2CDATA I O Communication data bus with the system controller IC601 24 25 26 27 28 e fe 29 30 I men Qam data reading clock signal output to the CXD2585Q IC101 on the CD block 31 to 33 EM Not used open 34 35 36 Serial data transfer clock signal output to the CXD2585Q IC101 on the CD block L active 37 wo 38 39 40 a 42 BDSWI BD selection signal output Not used open 43 BDSW2 BD selection signal output Not used open 67 44 Input terminal for the CD test mode setting L AFADJ mode 45 Input terminal for the CD test mode
129. t the specified value is satisfied as much as possible Write power traverse adjustment Traverse Waveform Specification A B Press the YES button and save the adjustment results in the non volatile memory EFB iii SAV will be displayed for a Lr MO P will be displayed The pick up moves to the pit area automatically and servo is imposed Turn the MD knob until the waveform of the oscilloscope moves closer to the specified value In this adjustment waveform varies at intervals of approx 2 Adjust the waveform so that the specified value is satisfied as much as possible Traverse Waveform Specification A B Press the YES button and save the adjustment results in the non volatile memory EFB 33 SAV will be displayed for a moment Next EF MO ADJUS is displayed The disc stops rotating automatically Press the button and take out the disc Load the check disc MD TDYS 1 Turn the MD knob to display EF CD ADJUS C12 Press the button to display EFB iii imposed automatically Turn the MD knob so that the waveform of the oscilloscope moves closer to the specified value In this adjustment waveform varies at intervals of approx 2 Adjust the waveform so that the specified value is satisfied as much as possible CD Servo is Traverse Waveform Specification A B 36 18 19 Press the button display EFB iii SA
130. the automatic power control circuit TEMPI 1 Connected tothe temperature sensor XSTBY FOCNT VREF EQADJ 3TADJ WBLADJ VCC TE SE Standby signal input terminal L standby fixed at H in this set Center frequency control voltage input terminal of internal circuit BPF22 BPF3T EQ input from the CXD2656AR IC121 E ADFG ADIP duplex signal 22 05 kHz kHz output to the CXD2656AR QC121 AUX O Auxiliary signal b signal temperature signal output to the CXD2656AR ICI2 O Foouserorsignal output to the CXD265ARQCI2D O ABCD O Light amount signal ABCD output to the CXD2656AR BOTM O Light amount signal RF ABCD bottom hold output to the CXD2656AR ICI2 PEAK O Light amount signal RF ABCD peak hold output to the CXD2656AR C12 RF O Playback signal output to the CXD2656AR O COMPO O Usercomparator output terminal Not used open User comparator input terminal Not used fixed at L OPO O Useroperational amplifier output terminal Not used open O User operational amplifier inversion input terminal Not used fixed at L RO O RF signal Output terminal MORFO O MORF signal owputterminal I I I I I I 63 e BD MD BOARD IC121 CXD2656AR DIGITAL SIGNAL PROCESSOR DIGITAL SERVO PROCESSOR EFM ACIRC ENCODER DECODER SHOCK PROOF MEMORY CONTROLLER ATRAC ENCODER DECODER
131. utput to the CXD2656AR IC121 and BH6511FS IC152 L reset A gt N Ground terminal Two way data bus with the EEPROM IC171 Spindle servo lock status monitor signal input from the CXD2656AR 1C121 Laser power select signal output to the CXD2656AR IC121 and HF module switch circuit L playback mode H recording mode SDA vO MNT3 SLOCK I A WPOWER QN ua n a oo PROTECT I Rec proof claw detect input from the protect detect switch S102 write protect Detection input from the disc reflection rate detect switch S102 L high reflection rate disc H low reflection rate disc Laser diode on off control signal output to the automatic power control circuit laser on gt LDON SENS SHOCK I Internal status SENSE input from the CXD2656AR IC121 I Track jump detection signal input from the CXD2656AR IC121 Not used open XINT I Interrupt status input from the CXD2656AR IC121 75 NC Not used open Laser modulation select signal output to the HF module switch circuit Stop L Playback power H Recording power gt 0 5 sec 76 MOD 77 LIMITIN I Detection input from the sled limit in detect 5101 The optical pick up is inner position when 1 Loading motor M203 control LOADING EJECT BRAKE RUN IDLE Terminal ajx
132. utton MENU NO button MD insertion slot YES button 2 EJECT button PHONE LEVEL control PHONES jack REC button button HH button button lt lt PP button AMS control CLEAR button MD TIME button MD PLAY MODE button INPUT button DISPLAY button CD PLAY MODE button CD TIME button CLEAR button AMS control button button button gt gt button Remote sensor Q w IN LINE ANALOG IN jack LINE ANALOG OUT jack DIGITAL OPTICAL IN terminal VOLTAGE SELECTOR switch singapore model only AC power cord 17 SECTION 3 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given LOADING PANEL In removing the front panel with the power not supplied insert a flat blade screwariver into a hole at the bottom of loading section and rotate it counterclockwise Then draw out the disc table and remove the loading panel Remove the loading panel to direction of the arrow CD MECHANISM DECK SECTION Page 19 COVER FRONT PANEL SECTION MD MECHANISM DECK SECTION Page 21 MAIN BOARD Page 23 Q two screws case3 TP2 Q two screws case3 TP2 us Q cover two screws case3 TP2 two claws three screws BVTT3 x Q wire flat type 19 CN604 Q connector CN451 Q front panel section Q two c
133. ws m B BH 5 gt gt gt C418 8409 bo 1 100p 100 3 Wiss w 22 C417 R408 2 2k 14 6 8221 521 1000 100 2 9451 04 0 I cae Mo R456 2591938 F T MUT ING 10090100 1 2 2 14 6 F 0 20 w 0452 258195840 T n 1C401 C251 0451 452 R233 2501938 T 2501988 T AK4524 TP MUT ING 2 2 R333 2 2 I L401 y 4 7uH I t PPEP a A e 0 1 zn P8 CN602 US Cono ion 27P M ADTI 27 ae 18513 6506 C515 R657 RIS lran LZEZZ XTSL 26 rete cose 11K 20 209 M Wiss d 220 I ik qd 220 AM LRCK1 25 amp 3 TITI x l 0 8 8 lt ms p _ wry 1505 EXCEPT US BNE 3 3 S L 1 00 j X Conodian XBCK1 23 OOL DOOOSE 2 5 Di any GAIN SW 22 5 9 21 2 g E INVERTER 172 BIVIDER lt lt SADT 19 Li 1505 12604 gt D 1C603 12606 H GNB 18 0000000 8 2 SN74HCUO4ANSR SN74HCUO4ANSR SN74HCT74ANSR SN74LVOBANSR BCK 17 5 3 3V 16 B LRCK 15 5V 14 8 IN 0 18 5V 12 007 45 10 9 8 I CDZMD AND GATE SELECTOR 7 3 6 55 0 1 MCK GN 5 M GN 4 C510 0 1 M GNB E M 45V 2 5V 1 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque A sont critiques pour la s

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