SERVICE MANUAL
Contents
1. GIIA Akhter TFT1560PSA 715L1203 1 C407 O O O ry ry r r hoe rr S a 0304 C313 U301 9601 PCB 71511203 gt a CN603 40 7 2 Power Board 71511034 1A 1 Akhter TFT1560PSA R205 O 92 aspa 8210 C208 a 28 2g o 4 5 1 5 T BL aC S d mer 3 N 1 985 e m o CN202 R21 Jz C207 J112 5 4192 5 3 240 8234 021130 8 c 2 5 TB zig p uo ER D rc c s 1C906 1904 9 Bere TT 8 Qe IN gt 8212 a OUT e 2 1 A222 5 _ R232 7 ADJ moss C925 G 374 gl 8 5 S gt o 4 uaj Zo 2 gt 2 NDE 2 85 8 2 1 E I E r 5 PE dv 8 MIE 228 _ R22 SE 2111 226 5 0218 11 12 4D gt ace S54 1901 e A put 221825 2 27 1558 209 18224 2903 8 S gt 2092 o TP1O uo dg 935 Ko ED e 1982 t 4 C313 C985 I 9 GEGT ose E 7 9062 5520 CN201 ag of a 8 NIT i 2 R912 lW 25 994 0981 5 8915 2 B 822 2 1902 8 3 Ga2. 30 mam ow w u Life Time BE 0C 1 710 Startup Voltage 15 Akhter TFT1560PSA 5 Block Diagram 5 1 Monitor Exploded View IRST USED ON PART No REVISION loBasE 4576 14 0010 BOARD J 13 BIAND COVER 4104 1298 pl jn 9 BCALAR BOARD 24 LH POWER BOARD P RS 7 MYLAR B366025 11 739 22 7 _6 MAIN FRAME 56850271 12 PANEL KEY BOARD SPEAKER VICTORY ELECTRONICS a n 1 E PART NAME PART PART NAME PART NUMBER 6 5 1 528547 pur wes ps 16 Akhter TFT1560PSA 5 2 Software Flaw Chart Akhter 1560 5 Remark 1 Initialize MCU settings including I O Timer ISR and Serial Port settings 2 Read EEPROM content to recover monitor settings including brightness contrast color temperature and OSD position etc Initialize system variable including system flag OSD timeout counter burin mode status etc Initialize OSD menu variable for user operation Initialize device on the board now only MST scalar chip will be initialized Check if system is in power off status from first AC power up If yes then go to 7 else go to 8 If yes system will be forced to enter power off status 00
3. ao O momes bow em aom AUDOBONRDFORTSS CN503 033G801714A H PIN HEADER 2 7 R A 1 000 CN201 033G8027 12 WAFER 2 6P 2 0MM R A 1 000 033G8027 14 WAFER 14P 2 0MM DIP DUAL ROW 040G 457624 1B LABEL CPU 1 000 hesmean MANBORRDFORTSC 1000 KEYBOMDFORTMAC e Akhter TFT1560PSA C218 065G 3J2206ET 22PF 5 SL 3KV 1 000 C902 065G305M1022E3 1000PF M 250VAC Y2 1 000 065G305M1022E3 1000PF M 250VAC Y2 C920 065G517K102 5T 1000PF 10 Y5P 500V 1 000 x ost 8057168 ams o hase emos Mae pwsusorswT POMERBOMFORSUE 1000 Akhter TFT1560PSA 9568020 o 1 WIRE HARNESS 1 000 JAUPCS562A1 SMT LCD AUDIO BOARD FOR T562S SMT 1 000 056G 562 57 MST8011B LF PQFP 128 U201 056G 585 5A AP1117E25A 1 000 PMBS3904 PHILIPS SMT 04 Qe 0704176 PMBS3906 PHILIPS SMT 06 RN602 o61L125103 8 CHIP AR 8PAR 10KOHM 5 1 16W R306 100 OHM 5 1 16W 610609101 CHIPR 100 OHM 5 116W Ress 610603101 100 OHM 5 1 16W Akhter TFT1560PSA 06110609101 100 OHM 5 1 16W 0610607 100 OHM 5 1 16W R30 061060017 100 OHM 5 1 16W R311 061L0603102 CHIPR 1K OHM 5 1 16W 1 000 R310 061L0603102 CHIPR 1K OHM 5 1 16W 1 000 061L0603102 CHIPR 1K OHM 5 1 16W 407 06110603103 CHIP
4. Mode detection 9 Check if input timing has been changed if yes then go to 10 else go to 11 10 Setup MST scalar for display according input timing 11 OSD handler for OSD operation 12 Debug handler only debug only 18 Akhter TFT1560PSA 5 3 Electrical Block Diagram 5 3 1 Main Board 715L1100 1 Panel Interface Flash Memory Scalar GM2116 A290011TL 70 Include MCU ADC OSD U6 U4 RGB Hsync EPR SDA RXD Vsync EPR SCL TXD OSD Control EEPROM D Sub Interface 24C16 Connector CN9 97 2 DB15 SDA DB15 SCL EEPROM 24 02 U2 19 715L1203 1 Crystal 20 MHz X601 MCU W78E65P U601 EEPROM 24LC16B SNG SOIC U602 Akhter TFT1560PSA Crystal 14 318 MHz X401 CN503 Panel Interface Scalar MST8011B LF PQFP 128 Include ADC OSD 0401 D Sub Connector CN301 EEPROM M24C02 WMN6TP U301 20 Akhter TFT1560PSA 5 3 2 Inverter Power Board 715L1034 1 A 1 Start Circuit 906 R907 PWM Over Control IC Voltage Protect OSC and MOSFET 2 Q203 Q204 Lamp Circuit Circuit Feedback Over Circuit Voltage PWM Control IC AC input Bridge Rectifier Rectifier Transformer CMOS EMI and Filter CON102 oV 12V ON OFF Control 21 Akhter TFT1560PSA 715L1224 3 Inverter Block Diagram Vin Buck Connector Parallet resonant inverter Driver Dimming control Circuit
5. R73 A R72 0 1418W 0 1 16W R200 GND CN4 100K 1 16W 75 101 R201 100uF 16V R74 NC CN5 i 10K 1 16W 1 A 3 CTRLP12V 45V 12V per 3 ODOON R202 A A ODOUP GND T END TCON ROE ODO1N PE 3 PPWR 2 PMBS3904 E 34 is am is 3 a EE E 0 1 6W 3 OSP lt 3 OD02P 5 E ON TP a NC T m RIT NC OWES e s OGK RS R78 NC RS 3 EDOON EDOON 3 OD10N 222513 V R79 GND 3 EDOIN EDO1N 3 ODIN OD11N DO01P OD11P ZEE ZU i 17 0 3 EDO2N ED02N 974 3 OD12N OD12N R80 3 eee 3 Ben 100K 1 16W R81 3V3 Q 4 NC RS ran OD20N CE R82 gE ME m mE RS el 3 ED10N ED10N 3 OD21N OD21N po on ue 3 ED11N E a 3 OD22N R84 10K 3 ED11P ms 2 3 OD22P 2 3 PPWR gt Q1 3904 GND 3 ED42N ED12N ES 7 5 E i P5V ED20N CONNECTOR 30P A FB11 A 3 ED20N 3 ED20P 220 02522483 V C GND 0 78 ED21N NC 220 OHM 3 et p EPA OuF 16V NC C80 R85 R86 poe di 0 1uF 16V 3K 1 46 C82 3 Eb eem 49 0 1uF 16V C n V GND V V CONNECTOR 50P GND GND GND GND V GND 715L1100 1 itle Panel In
6. a ke 03 poet omme 110 ew es ew va peona 1040 ese ma 1_ essa mon pep 122 emu pem 122 ec r PEBAGFOWANUAUEASE 2 1 ame Yt x ves MOXETWEFORCATON 2 _ ee mwa beus 1_ emt 1 _ ess 5 1_ ene em omme eme lr 56 Akhter TFT1560PSA ems eum Te ome wa o memo _ E750L 750LLC50G08 2 CPT 15 GO8 CF LCD AUDIO BOARD FOR T56 eben mam O 67 309471 3T 470UF 20 16V PCS EN LUF 10 25 XTR 080 E PCS ws LUF 10 25V XTR 080 PCS RI 610802 CHIPRIKOHM 5 PCS Re 75 OHM 5 PCS 57 Akhter TFT1560PSA bna emoes 1 cswsM 00 MANBONRDFORTSUC 1 _ 1_ CN2 35315FHAS D SUB 15PIN CN601 13368009 8A 8 PIN WAFER 16PIN 2 0mm DIP M 93G 2253 CRYSTAL 14 318MHzHC 49U PCS ETE oe PCS 67631240 3 SMD 100UF 20 16V PCS PCS Akhter TFT1560PSA C40 560603104 12 CER2 0603 X7R 16V 100N C41 6560603104 12 CER2 0603 X7R 16V 100N 65G0603104
7. 0 9 JPA O 9 0 9 fefe 31 4062407 408240924102411 4122413 0 14 1 10 10 10 1 100 14 5 5 VCC3 3 402 NC R401 4 K 1 46W itle MST8011B LF for AOC VCC2 5 FB402 VDD VCC2 5 600 OHM 414 10uF 16V 418241654170418 1 1 1 1 VAA1 FB403 co VAM 600 OHM C419 0 1uP 1uF VAA2 404 VAA2 1 C422 10uF 16V O TUF VAA3 405 VDVI iS VARS 600 OHM c424 0 1uP 1uF 4 406 E VABA 600 OHM c427 10uF 16V C428 0 1uF Document Number ev SCALER B Thursday August 07 2003 heet 4 of 6 Akhter TFT1560PSA 4 4 PA O 9 PB O 9 9 PE O 9 1 PA2 4 PA5 6 7 1 PB3 4 LVA3P VA3V LVACKP VACKW LVA2M LVA1P VAIN LVAOP LVAOM LVB3P LVB3M LVBCKM LVB2P LVB2M VB1P LVB1M LVBOP LVBOM LVBOM B2IV VBCKM LVB3M LVA1M LVA2M LVACKM LVA3M CN503 CON24A RXO1 RXO2 RXOC RXO3 RXEO RXE1 RXE2 RXEC RXE3 Akhter TFT1560PSA LVBOP VB1P LVB2P LVBCKP LVB3P LVAOP LVA1P LVA2P LVACKP LVA3P R502 0 1 16W 509 4 C510 Cal 2uF 16V 0 1u 0 1u MST8011B LF for AOC 32 Document Number A Tuesday Jul
8. PCS Cos 856080510422 4UF 10 25V X7R 080 PCS Akhter TFT1560PSA R224 61120612 CHIPR 1 5K OHM 5 14W R225 6112065 002222 CHIPR 1 5K OHM 5 14W R226 6111206152 CHIPR 1 5 OHM 5 1 4W R22 6111206152 CHIPR 1 5 OHM 5 1 4W 61L1206102 CHIP 1K OHM 5 1 4W K ST emo R236 16110603471 CHIPR 470 5 1 10W PCS 61120615 5 w PCS R95 61120615 lcaPimonmstaw 1 pcs 6112066 680K OHM 5 VAW PCS 61112064 CHIPR680K OHM 5 14W 1 PCS ET ATKOHM 5 1 4W PCS 6108052022 CHIP 24KOHM 1 1 8W PCS 61L08052401F Z4KOHM 1 1 8W PCS 61060510 CHIPR 1K OHM 5 1 8W PCS Kas LUF 80 20 50V EM PCS Akhter TFT1560PSA C926 67G215B4713HT 470UF 16V LTR471M1CF11V C936 64G700J1040AT 0 1UF 50V PEN 93G 64 1152T 0209 936 64 1152T 1N4148 PCS 616 1721025820 CFR 10KOHM 5 rt PCS Akhter TFT1560PSA ems vu meco mens Y 1 _ o x menu ve 1 x ems ve SNDCMERBGPK 1 O O 4 B1G 920 5120 jesse wm bew E gt 2 _ 4 T562KSXHBEAHA fore sa hw ra sms amp Mao 2
9. i PIGITAL PORT RX0 2 RX0 TCON RSP2 TCON RCLK TCON RSP2 4 2 RXO 3V3 TCON RSP3 3 TCON ROE TCON RCLK 4 s A TCON RCLK TCON ROE 4 R53 R51 AK 1 16 R52 22 1 16W TCON ESP 4 RMADDR15 80 R54 22 TCON_EPOL A RMADDR1 27 ROM ADDR15 TCON EPOL ES S AH 6W TEON LP ee 4 RMADDRIS ROM ADDR14 DHS TCON LP CON LP 4 856 R57 R218 RMADDR 12 pari M ADR DS PI 20 LED ORANGE 5 176 NC RMADOR 13 ROM ADDRII CGPIOSTCON ROE2 10 LED GRN 5 10K 1 16W RMADDR10 8 Te 06 PLUG lt PLUG RMADDRS ag ROM ADDR10 GPIO21 TCON FSYNC DVI PLU 2 ROM WE R59 LI RMADDRS SDA C56 BANK vw 178 Te P GPIOTSNVRAM 501 22pFINC R64 Res Res e ud RMADDR7 OTS ag uo uoe NC Saar NC A17 RMADDRE ROM ADDR7 GPIOB8 IRQINn GPIOU PWMO PUR z c oS DE 8 D 5 10K 116W RMADDRIS 3 18 RMADDRS 92 ADDR6 GPIOUPWMO GND lt RMADDRI4 za 15 RMDATAT RMADDR4 no ADR OOP Lar oe x 22 ROM ADDR4 GPIO2 PWM2 3 5 GPIO2 5 He Nc RMADDR14 RMADDRi3 28 RMDATAG RMADDR3 a ms c 1125 RMADDRS RMADDRI2 4153 RMADDR2 i ee rcs 5 5 RMADDRE RMADDRIT_ 25 RMADDR1 ba ECM ANDRI 5 RMADDR1O RMADDRIO 23 RMADDRO 3 RMADDR11 RMADDRS 26 ROM ADORO T GPIO4UART DI 2
10. PANEL INTERFACE 22 2003 Sheet Akhter TFT1560PSA VCPU 2 VCPU 1 RN601 R60 RN602 10K 1 46W 10K 10K 1 16W C602 22pF X60 POWER EE TL NTER C60 E RIGHT 10uF 16V 20MHz 40 LEFT E Es Ir AUTO DB C604 22pF 37 LED O LED G 26 L onPANEL 5V 3 3V 2 4 INT gt INTO P3 2 OonBACKLITE 2 LL4148 10K 16W 27 INT1 P3 3 P2 3 2g 4 ALE P 4 VCPU ALE eei 30 ROO R604 10K 1 16WR608 100 1 16W P10 31 R607 10K iew 3 R605 10K 168609 100 1 16W 3 P44 TO P3 4 19 lt gt abo 4 P12 TUS 48 5 2 401 gt 4 P1 4 4 SE P1 6 15 R610 DDC DAT 3 gels 9 3 i R634 100 1 16W TXO 5 5 W78E65P 40 R635 100 1 16W ee RXD 3 R614 10K b N VCC12V VCC5V FB601 NC VCPU CN603 1 12 2 VCPU R613 1 5 23 R632 R631 8 R627 Standb NOK 1 16W 626 4 Mute NC NC 3 ST_DETi gt ote R630 NC DVI DSUB SELECT 3 ST 2 gt ANC Key C613 C612 NC NC C614 C615 NC TE FB603 NC R625 Volume 4 VCPU VCPU VCPU C611 R628 NC R617 R618 470 1 16W 470 1 16W 470 1 16W 47K 1 46W 4 7K 1 16W R616 1 R629 LED B 4 7K 1 16W LED G 1 Q601 CN602 PMBS3906 1 R619 LED_O PMBS3906 Q603 PMBS3906 DVI DSUB SELECT 1 2 LED BLUE Q602 e LED GRN 3 4 LED ORANGE
11. 4 Input Output Specification 4 1 Input Signal Connector Description m s mw 6 R Ground 14 V Sync pea SSS VGA Connector layout 4 2 Factory Preset Display Modes Horizontal Frequency kHz 10 Akhter TFT1560PSA 4 3 Power Supply Requirement A C Line voltage range 100 V 240 V Line frequency range 50 3Hz 60 3Hz Peak surge current 55A peak at 240 VAC and cold starting No advance effects no loss of information or defect Power line surge with maximum of 1 half wave missing per second DC output Voltage 12 5 11 Akhter TFT1560PSA 4 4 Panel Specification 4 4 1 General Characteristics CLAA150XG08 _ 5 O Display 304 1 H x228 1 V 15 0 inch diagonal 1024 H x768 V Pixel Pitch mm Normally white TN Brightness cd m 2 250cd m Typ S OOOO 0 6 6 o clock Module Weight r 1200 Backlight Unit CCFL 2 tables edge lightit p bottom LTM150XH L01 Specification Display area 304 128 x 228 096 V active matrix Display colors rs Haze 25 Hard coating Number of pixels 1028 x 768 12 Akhter TFT1560PSA 4 4 2 Optical Characteristics CLAA150XG08 25 Vccz12 0V ITEM CONDITION MIN TYP MAX UNIT Contrast Ratio CR 6 970 30
12. AUTO R620 0 16W 5 6 R621 0 1 18MTER RIGHT R6 0 16W 7 R6 0 1 16W LEFT POWER R62 0 16W 10 11 12 Mute key C606 608 C610 OUT L OUT R C607 C609 OUT R 0 001uF 0 0010 0 001uF 0 001uF 0 001uF itle MST8011B LF for AOC 33 Size Document Number B MPU Date Thursday September 09 2004 Sheet 6 2 Power Inverter Board 715L1034 1A 1 BD901 2 1 3 C904 0 47uF 250V R901 1M R902 1M 1 16W 1 16W NR901 NTCR C901 C902 9 D 001uF 160V 0 001uF 160V CN901 A SOCKET R920 C920 47 1 2W 0 001uF 500V T901 D910 31DQ10 1 NN L903 R906 1M R903 100 2W C922 1 4W 1000uF 16V C905 100uF 400V R922 47 C921 1 4W 0 001uF 500 D901 FR107 1M 1 4 0902 PS102R L904 5 D912 t 31DQ06 C925 C926 R908 1000uF 16V 470uF 16V C908 10 1 16W 10 11 0 14 0904 144148 POWER XFMR D905 1C 901 1 4148 566841 3 Q903 4 25 2996 R916 66841 nu CN902 24K 1 10W SW ON OFF 0 0047uF 250V R930 2 ND 470 1 4W NC 1 16W D906 C911 ZD905 0 001uF 1N4148 RLZ20B R914 AN NU 4 1 1 902 gt R909 PC123FY2 4P 4 7K 1 16W 3 2 D903 1K 1 10W 1N4148 F901 FUSE ZD901 C909 R910 RLZ20B 4 7K 1 16W R924 R925 R929 33K 1 10W 3 6K 0 1 16W R912 Q901 100 1 16W 2 7 1 90
13. ON Mode lt 30W For 2 CCFL EPA ENERGY STAR Audio output Rated Power 2 0W rms Per channel Input Connector D Sub 15pin Analog 0 7Vp p standard 75 OHM Positive Horizontal 304 1mm Vertical 228 1mm Power Power Source Power Source 100 240VAC 50 60Hz Input Video Signal Maximum Screen Size Operating Temp 5 to 35 C Storage Temp 20 to 60 C Operating Humidity 10 to 85 Environmental Considerations Akhter TFT1560PSA 2 LCD Monitor Description The LCD MONITOR will contain a main board a PWPC board an audio board and a keypad board which house the flat panel control logic brightness control logic and DDC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Monitor Block Diagram EEn CCEL Drive Flat Panel and CCFL backlight PWPC Board UEM Main Board RS232 Connector Include adapter inverter For white balance adjustment in factory Audio board Keyboard mode AC IN Host Computer Video signal DDC 100V 240V Akhter TFT1560PSA 3 Operating Instructions 3 1 General Instructions Press the power button to turn the monitor on or off The other control buttons are located at front panel of the monitor By changing these settings the picture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card
14. 4 SAR 4 gt 4 0312 D313 DAT DDC CLK Akhter TFT1560PSA VCC5V N D304 BAT54C GS08 R317 R318 C313 10K 1 46W 10K 1 16W 1 0 1uF 100 1 16W 6l 100 16W 5150 SDA 24 02 105 VCC5V DVI5V N 0305 NC C315 NC MST8011B LF for AOC Size Document Number B INPUT Date Thursday June 24 2004 Sheet VAD VPLIVDVI VDPLL O O VPO O 55 AQ 63 a a 2 gt gt gt gt gt gt gt 3 RN GNDR zz z 3 GIN GNDG a 3 SOG 3 BIN GNDB 3 HSYNC 3 VSYNC L gt 0 DDC1_CLK GPO8 DDC1_DAT GPO7 3 R 3 R 3 G 3 G NC LVB3P 3 NC LVB3M 3 B NC LVBCKP 3 CLK NC LVBCKM cUe a EP NC LVB2P VDVI O R03 MW 1716W NC LVB1M NC LVBOP 66 NC LVBOM C40 MST8011B LF 0 1ul 67 6 52 CSZ 6 SCL SCL 6 SDA SDA 6 HWRESET HWRESETZ 6 INT gt 2 6 Volume gt C402 22pF 33 mo AD1 NC AD2 NC AD3 NC 34 XOUT BUS TYPE NC C404 0 tuF 3 2 BYPASS AVSS LPLL OO e o cN oO O O LO O e AVSS MPLL AVSS PLL AVSS DVI AVSS AVSS DVI 2 VCC3 3 102 0 108 4 118 1 128 PB8 1 PB9 ADO ADI AD2 lt 6 O O O O gt VCC3 3 FB401 600 OHM C405 0 9
15. RMADDR3 RMADDR8 27 ROM DAT oT pula CE 2 GPIOSUART_DO 2 RMADDR4 RMADDR7 s DADA DO RMADDR12 RMADDR 6 ISSN 86 RMADDRZ RMADDRS 7 ROM DATAS Resened s RMADDR ROM DATA4 Reserved RMADDRA 5 RMADDRO RMADDR3 e V RMADDR2 10 ROM DATA2 GND RMADDRi ROM DATA1 Leer NIC ROM DATAO 1 lt lt RMADDRO 42 5 o a e lt amp 40 R68 Rea A 625255 55555 dic R BOOTSTRAP SIGNALS 22 R219 R225 W39F010P ROM_ADDR 4 0 USER_BITS 4 0 Available for reading from a status register um ROM ADDRS Reserved If using 6 wire host protocol program this bit to 0 10K 1716W V Iu GND 10K 1 16W 210K 1 16 ROM ADDR6 SCLPOL Xx Determines polarity of HCLK signal ROM ADDR7 HOST PROTOCO SE If using 6 wire host protocol program this bit to 1 SCL 32 PLCC Socket SDA ROM ADDRB8 HOST PORT EN 1 GPIOQ2 16 is on Host Port pins ROM ADDR 12 10 USER BITS 7 5 ELS Available for reading from a status register ROM ADDR13 OSC SEL 9 0 XTAL and TCLK pins are connected ROM ADDR14 OCM 1 1 All 48K of ROM is extemal ROM 715L1100 1 itle gm5126 amp gm2116 Size Document Number Rev c gm5126 gm2116 A Date Friday August 22 2003 3 of 7 24 Akhter TFT1560PSA P5V CONNECTOR for PANEL 12 C73 D 100uF 16 D
16. PWM Parallet resonant TRE inverter x 1 CCFL Driver Circuit 1 Dimming control NW 29 10008 22 Akhter TFT1560PSA Power Block Diagram INPUT 12 inverter B E Rush er Diode rectifier amp EMI filter h prevention 2 Rectification 2 filter Starting resistance sZ Transformer 5v Switching circuit Feedback control control IC MOSFET ON OFF control Start circuit PM Buck amp DC Royer type L C control resonance circuit amp circuit Boost circuit Ballast capacitor DIM control Dimming control Circuit Feedback control Circuit 22 Akhter TFT1560PSA 6 Schematic Diagram 6 1 Main Board 715L1100 1 5 4 3 2 1 5V a ENE i PG 2 0 10 16 I Connect two grounds at one single point only I V GND 7 od zi D2 9 9 AGND GND e c RX2 3 2 RX2 3 9 5V 2 R1 47 DDC SCL 01 R2 47 1 16 SDA c2 0 1TuF 16V RX1 IN RX1 IN GND 201 D3 A R3 10K 1 16W MLLS232B 5 6V BAV99 BAV99 V RX1 3 RX0 IN GND 2 RX4 3 5V RXC IN RXC IN 0 1uF 16V GND A GREEN A BLUE DIGITAL
17. of IC901 16v NG Check R906 R907 IC901 OK The auxiliary voltage pin 7 is between 10V 16V jumping NG Stable OK Check D910 D911 1 Check 1 901 901 2 Check D902 D903 ZD904 3 Check 902 IC903 51 Akhter TFT1560PSA 2 W LED No Backlight Check C201 12V OK Check ON OFF signal NG OK Check Interface board Check U201 9 12 voltage Change Q201 or Q202 Check the pin7 10 of U201 if have waveforms NG Short Q203 Q204 if the picture normal OK Change U201 NG Connect PIN15 of U201 to the ground and check Q209 Q210 Q211 Q212 collector waveforms NG Check F201 Check 201 0209 0210 Change Q209 Q210 PT201 Change Q211 Q212 PT202 Check feedback circuit Z Check connecter amp lamp Akhter TFT1560PSA 715L1224 3 1 No power Check to CN102 pin12 12V Check Interface board OK Check the voltage of C905 OK Change F901 check BD901 0903 and 901 Check start voltage for the pin3 of IC901 NG OK Check R906 R907 1 901 Check the auxiliary voltage is smaller than 20V NG 1 Check IC902 IC903 ZD901 Sid 2 Check Q901 Q902 OVP circuit Check D910 D912 IC902 IC903 53 Akhter TFT1560PSA 2 W LED No Backlight Check CN102 pin12 12V Check adapter or MB OK NG Check ON OFF signal Check Interface board OK NG Check U201 9 12 OK NG Change Q201 or Q202 Check the pin1 of U201 ha
18. ss 902 8981 6 3 s 2 911 R913 aa 5 a Ann 8 1 e 4 8 1090 8 8305 R304 2 2 mam nag et CN301 E T gt R907 906 41 Akhter TFT1560PSA 715L1224 3 5 S 5 S 2 5 5 5 S 5 wo n lt 8 E 5 8 LI 8 se 5 oo o en S 8 e l O pepe E 5 5123 2112 SPICE 71 S Lezy KT 5 sea mine zoen us S 2063 LI 1 LI m R228 LI Hr 111111 1 s 2 8 oer 4 ox BT S x 2 8 2 3 5 1062 koer 1062 5 152 S 5 5 e 0203 469 8906 8907 0915 a EE Ke 9 S e Bi LI e 0262 063 a 3 m Te n g 2 10841 8 8 2 3 8063 6 p 1262 L069 168 8 269 e e i 1 51 LKO 5 5 8 e CL ZONI a 0168 067 z 5 0 2020 Akhter TFT1560PSA 8 Maintainability 8 1 Requirement And Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 LCD Color Analyzer 5 Service Manual 6 User Manual 43 Akhter TFT1560PSA 8 2 Troubleshooting 8 2 1 Main Board 715L1100 1 1 No S
19. 0 Normal LW 4 0 200 250 dim Luminance Response Time 0 2420 Black White Horizontal b slc Horizontal vorei o 16 60 60 55 48 75 15 75 50 3 5 50 50 45 35 65 65 65 45 e oj ze 47 0 370 0 500 0 315 0 345 9 270 0 300 0 330 0 545 0 515 0 603 0 110 0 Lig 0 180 0 100 0 160 0 110 0 300 0 330 0 300 0 38 0 360 13 Akhter TFT1560PSA LTM150XH LO1 Contrast Center of ren onse 5 EN Luminance of White No Center of screen 0 658 3 OLOT CIE 1931 1 5 oos otel orm 0304 0334 reas pens os p oe Viewing Angle Brightness Uniformity 9 Points 4 4 3 Electrical Characteristics CLAA150XG08 UNIT Power Sun ly Current for TTA 100 Permissive Ripple Voltage for Logic Power Supply Voltage for DC DC ele 13 2 Power Sup 3l Current for DC aL 250 Diar D DI Lamp Voltage Current _ 40 Seem vs iem Voltage 1900 KIL xum 14 Akhter TFT1560PSA LTM150XH L01 Voltaze of Power Supply Differential Input Ihreshold Voltage a White Current of b Black Power Supply c Sparse dot more Vsync Frequency Hsync Frequency i a
20. 035 ins 6 7 8 are 2 2 oio very close to the VGA su 2K 1 16 R35 2K 116W U3A 7 V AGND GND 741 14 R38 47 1 16 3 39 0 1 16 gt gt vs 8 mil R41 A R40 47 1 16W 2 B ew 5 gt HS 3 E R42 R43 Pm C18 PN c19 c20 c21 55 m NC NC NC 5 gt lt lt TALCX14 Pe 715L1100 1 V V AGND GND AGND GND AGND ANALOG amp DIGITAL INPUT Size Document Number Rev c gm5126 gm2116 A Date Friday August 22 2003 Breet 2 of 7 5 4 3 2 1 23 FLASH Prom Jet Socket GND ROM ADDRS OCM START 3 1 OCM becomes active after OCM is stable Akhter TFT1560PSA 3V3 3V3 3V3 FB4 5 2V5 600 OHM 600 OHM FB18 0 1uFA6V 224 16 0 1 16 2 GND FB19 0 1uF 16V GND GND C27 C28 29 0 FB6 3 3 5005 0 14 16 O luF 16V lose to respective power Pins GND Close to res power Eins DAuFHEV 0 10 16 1u 600 2 cae c39 cao C42 C43 2 c48 22uF 16V NC 0 14 16 dq C36 m GM5126 22uF 16V i FB7 d GND 88 88 0 1uF16V 0 10 16 0 1uF 16V O 1uF 16V 0 1uF 16V 3 3_RGB aoao 9 88 8
21. 12 CER2 0603 X7R 16V 100N Ku ma C T 1 65G0603104 12 CER2 0603 X7R 16V 100N PCS KE TK 77 E GN PCS Gse060310332 OOIUF 10 S0VXR 1 Pos 59 Akhter TFT1560PSA arama pompes 1 re 32 1000PF 10 50V X7R C87 6560603473 32 CHIP 0 047UF 50V X7R 65G0603102 32 1000PF 10 50V X7R 2 1 97 65 50603102 32 1000PF 10 50V X7R PCS Akhter TFT1560PSA R118 16110603000 RST SM 0603 JUMP MAX OR KE L0603101 RST SM 0603 RC0603 100R RST SM 0603 RC0603 100R 61L0603101 RST SM 0603 RC0603 100R PCS Akhter TFT1560PSA 610600 000000 CHIPR 33 OHM 5 1 10W 6106030 CHIPR 33 OHM 5 1 10W R55 6 L0603330 CHIPR 33 OHM 5 1 10W EX 10603103 RST SM 0603 RC0603 10K RST SM 0603 RC0603 10K 61L0603101 RST SM 0603 RC0603 100R PCS ST 6106030 KCHIPR 33 OHM 5 1 10W PCS Res 6106030 CHIPR33 OHM 5 PCS 6106030 5 1 10W PCS Akhter TFT1560PSA 263 39147 ENT 39147 TZMCBVE 656 322067 5 SL 3KV TDK E PCS C901 656305 102 Y21000PF 20 250VAC 1 PCS C902 856305 1022 V2 1000PF 20 250VAC PCS Kas OM PCS Akhter TFT1560PSA 1903 173625391 H CHOKE COIL 904 73625391 H CHOKE COIL 61G 58080 WT 2209 576 761 25 5706 5 C202 6560805142 10 25V x7R 080
22. 15 1 000 Mao hers mu erm Mae hmc 20 6 ma ma Quy 057847 6 PMBS3906 PHILIPS SMT 06 75 Akhter TFT1560PSA R22 060609153 CHIPR 15KOHM 5 OW R20 0611060503 2 OHM 5 110W R214 061L0603222 CHIPR 2 2K 5 1 16W 1 000 R215 061L0603222 CHIPR 2 2K 5 1 16W 1 000 061L0603392 CHIP 3 9K OHM 1 16W R209 061L0603472 CHIPR 4 7K OHM 5 1 16W 1 000 6 0610805105 CHIPR 10K OHM 5 1100 RS24 060805402 24KOHM 1 1180 Reo 061080572 CHRP4JKOHM 5 ow Akhter TFT1560PSA Re04 061120515 CHIP IMOHM 5 1 000 95 061120505 5 aw 1 000 R231 061L1206152 CHIPR 1 5K OHM 5 1 4W 1 000 R230 061L1206152 CHIPR 1 5K OHM 5 1 4W 1 000 061L1206152 CHIPR 1 5K OHM 5 1 4W R227 061L1206152 CHIPR 1 5K OHM 5 1 4W 1 000 061120652 CHIPR 15KOHM 5 1 4W Reor 06112064 680K OHM 5 Ame 6222 065606044 CHIP CAPCEROATUF 20 80 Akhter TFT1560PSA D903 0936 6432 LL4148 GS08 1 000 D207 0936 6432 LL4148 GS08 1 000 0936 6432 D203 0936 395 3 BZT52 C11 1 000 buros POMERBOMDFORA tU bonosa Oo ams ra Akhter TFT1560PSA PT201 006G 31502 1 5MM RIVET 2 000 C905 006G 31502 1 5MM RIVET 2 000 1902 0060 31502 1 5 R
23. 16V D 1uF 16 V NS Er SEE EA CONNECTOR for POWER INVERTER Board 5V A R115 4 7K Brightness PWMO Y PWMO Pd C127 22uF 16V GND 715L1100 1 itle Power Size Document Number Rev B gm5126 gm2116 A Date Friday August 22 2003 Sheet 6 of 4 27 Akhter TFT1560PSA 7 MST8011B LF SCHEMATIC TXD RXD DDC CLK DOC ON VCC2 5 VCC3 3 VAA1 VAA2 VAA3 VAA4 715L1203 1 ST ST DET2 ST DET2 ST DDC CLK CSZ DDC DAT SCL RXD SDA TXD HWRESET HWRESET INT INT VCPU VCC12V VCC5V ADO ADO VCC5V AD1 AD1 AD2 AD2 VCC12V AD3 AD3 PA O 9 0 9 PA O 9 VCPU Volume Volume onPANEL_5V 3 3V onBACKLITE PB 0 9 VLCD PB 0 9 PB O 9 onBACKLITE 5 PANEL INTERFACE onPanel 5V 3 3V VCPU VCC12V VCC3 3 VCC2 5 AdjBACKLITE AdjBACKLITE 4 SCALER MST8011B LF for AOC Document Number B TOP Date Thursday July 17 2003 Sheet 2 POWER 28 Akhter TFT1560PSA VCC5V opg 6 R202 d VCC2 5 RT9164 25CG CON402 PITCH 2 00 10K 1 16 C 25 4 R201 4 7K 1416W C211 C212 VCCI2V D201 SS14 E R212 47K 1 16W ATuF 16V 0 1uF Voo FB201 VCPU lt 7 x 600 vcPU 6 VCC5V C202 C204 C20 C205 R203 220uF 25V 04 1K 1 16 220uF 25V Brightness VCC3 3 R204 R205 47K 1 16 vcc33 4 4 gt 1 Q202 3904 1uF 0805 N VIN VOUT _ VAA1 4 C215
24. 3 HTL431 Q902 R928 2PC945P 1K 1 10W C935 R926 C910 R911 0 01uF 24K 1 10W 0 1uF 4 7K 1 16W RS PHONEJACK 34 1 10W ZD904 5 4737 1 FB902 BEAD lt Title gt ize B Date POWER Document Number Frida October 29 2004 Akhter TFT1560PSA TO INVERTER GND ND 5v 5VA DIM ON OFF Sheet Akhter TFT1560PSA HVL 1 hes HVO VL Ed 0203 514431 1 1 215 CN201 1 22pF 6 _ R224 R226 R227 E C201 C202 2 lt 1 41K 1161K 1 16 01 1 16 im 150uF 25V 0 1uF 25V C225 R219 RLZ11B PT201 22pF 6KV Q202 1uF 25V 1K 1 16W 5 9 DTA144WKA R220 5 Q201 MPS3904 R216 C211 15K NO OFF DTC144WKA R218 220 1 16W 14 25 100 1 16W Q207 R222 TRANSFORMER C203 53906 12K 1 16 R232 1uF 25V R210 R208 1K 1 16 9 1 1 16 47K 1 16W 7 R205 C209 D209 47K 1uF 25V n R240 D207 R234 51K 1 16W 1N4148 910 1 16 R238 R236 C221 12K 1 16W 470 1 16W 0 47uF 25V C207 4 TuF R207 NC F f N C208 R204 330pF 10K 1 16 Top Victory Electronics Ltd is power GND itle FOR NEC INVERTER i D t Numb R Date Friday October 29 2004 Sheet 35 Akhter TFT1560PSA 715L1224 3 TO INVERTER R920 C920 gt 47 1 2W 0 001uF 500V T901 F902 FB903 D910 310010 L903 0 1 16 0 1 16W diforr 2 1 R906 680K 1
25. 3 with up or down arrow on chroma 7120 The LCD indicator on chroma 7120 will show x 296 10 311 10 Y 180 10 cd m 4 Adjust the RED of color1 on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached the value G 100 6 Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached the value B 100 7 Repeat above procedure item 4 5 6 until chroma 7120 RGB value meet the Tolerance 100 2 B Adjust C1 6500 color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM Channel to Channel 4 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 10 y 329 10 Y 180 10 cd m 4 Adjust the RED of color3 on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN of color3 on factory window until chroma 7120 indicator reached the value G 100 6 Adjust the BLUE of color3 on factory window until chroma 7120 indicator reached the value B 100 7 Repeat above procedure item 4 5 6 until chroma 7120 RGB value meet the Tolerance 100 2 C Press reset key and Turn the Power button off to on to quit from factory mode 55 Akhter TFT1560PSA 10 BOM List T562KCDHBEAHA Mono a MUDOBOMDDORTSS 1 COWERSONBOMDDFORTS 1 keco KEYBOWDFORTM C 1
26. 4W C922 1000uF 16V IM 1 AW 100K 2W 4 DB901 2 C904 1 3 120uF 400V R922 C921 1 4W 0 001 500 D901 UF4007 Qo O N R907 20904 SML4736 680K 1 4W D911 310006 7 8 C923 C925 C927 12 HEADER D902 R908 1000uF 16V 470uF 16V 0 1uF PS102R 6 8 1 4W 10 11 4 Xr Q903 25 2996 R914 10 1 4W 24K 1 10W C912 R929 0 0022uF 250V 100 1 4W FB901 BEAD C903 0 47uF 250V R916 10K 1 4W R901 R902 R913 680K 1 16W 680 1 16 10K 1 16W R917 039 2W R914 N C 0603 4 1 Py R928 123 2 lt 1K 1 16W R909 47K 1 16W 3 2 D903 1N4148 A R922 R923 ZD901 C909 R910 s 33K 1 4 3 6K 1 4W RLZ20B 0 1uF 47K 1 16W R913 NUS Wo pou cree R912 Q901 100 1 16W 2 7 IC903 HTL434 2PC945P C935 R924 C910 R911 NC 2 4K 1 4W 0 1uF 47K 1 16W Title POWER INVERTER Size Document Number Rev B 715L1224 C 1 Date Friday October 29 2004 heet 1 of 3 36 itle 12V lt C201 2223 C202 Q202 R214 D203 150uF 25V 150uF 25V 0 1uF 25V DTA144WKA 3 9K 1 16W RLZ11B 2213 0205 R220 0 22uF 100V A Q201 MPS3904 R216 15K NO OFF DTC144WKA 220 1 16 R201 R202 30K 10K DIM lt Q207 R222 R208 12K C203 47K 116W R210 53906 1uF 25V 15K L 209 R240 1uF 25V 51K C221 0 47uF 63V F
27. 8 Ster 500 OHM uo AVDD_RED 8 8 GND ADD DEN SIGNAL PIN 4 28 C48 C49 AVDD GREEN 88 C50 441 lt lt 22uF 16V 22 16 0 1uF TEY 777156 SGND ADC OCH11P RS 5 AGND ADC OCH11N RS GND AGND 15 AGND RED OCH10P RS OD22P 4 3V3 FB8 144 ASND_GREEN OCH10N RS ODZIP OD22N 4 AGND BLUE OCHSP RS ODAN OD21P 4 V3 DVI OCHSN RS OD21N 4 3132 RXC RS SDR OD20P 4 600 OHM 56 AVDD RS OD20N 4 C57 C58 59 cet ce2 E OO 2 0 1 16 0 tuF 16V 0 10 16 O tuF 16V 112 AVDD IG RS OD12P RS OD12N OD12P 4 2 9 3159 GND RXC RS 2 lt r OD12N 4 GND J AGND_RXO OCHSP RS 1 2 ODTIR OD11P 4 417 AGND RX1 OCHSN RS OD10P OD11N 4 114 AGND RX2 OCH4P RS OD10N OD10P 4 600 OHM AGND RS OD10N 4 C64 C65 V 0 OCLK RS P 22uF 16V AGND oe 2 4 VDD_RXPLL_2 5 OCLKN_RS RS AA GND OCH3P_RS 4 PPWR 168 AVSS_RPLL RS OD02P PBIAS 163 AVSS DDDS OCH2P RS SOON ODO2P 4 css 3 AVSS_SDDS OCH2N RS ODO02N 4 DER NC uz 137 GND_RXPLL OCH1P RS ODOTN 4 4 7K 1 16 pu SpFISOV x pede pee zd ODOOP 4 14 318MHz NC q ODOON 28 PPWR RS OD00N 4 PBIAS c69 ae el C70 XTAL
28. Akhter TFT1560PSA SERVICE MANUAL 15 LCD MONITOR TFT1560PSA THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES ERRORS OR OMISSIONS Akhter TFT1560PSA Table of Contents Table of Contents Revision List 1 Monitor Specification 2 LCD Monitor Description 3 Operation Instructions 3 1 General Instructions 3 2 Control Button 3 3 Adjusting The Picture 4 Input Output Specification 10 4 1 Input Signal Connector 4 2 Factory Preset Display Modes 4 3 Power Supply Requirement 4 4 Panel Specification 5 Block Diagram 5 1 Monitor Exploded View 5 2 Software Flow Chart 5 3 Electrical Block Diagram 6 Schematic Diagram 6 1 Main Board 6 2 Power Inverter Board 7 PCB Layout 7 1 Main Board 7 2 Power Inverter Board 8 Maintainability 8 1 Equipments and Tools Requirements 8 2 Troubleshooting 9 White Balance Luminance Adjustment 10 BOM List Akhter TFT1560PSA Revision List p Revision History TPV Model T562KCDHBEAHA May 17 2006 Initial release Akhter TFT1560PSA 1 Monitor Specifications LCD Panel Size 0 15 0 297mm H 0 297mm V Plug amp Play VESA DDC2B
29. E C207 R207 10uF OPEN 0204 SI4431DY T1 N TL1451ACNSR C224 19 25 215 0204 3 9K 1 16W RLZ11B C214 1uF 25V Q206 R221 0 22uF 100V MPS3904 R217 C212 15K 220 31 16W 1uF 25V R209 4 7K 1 16W Q208 R223 MPS3906 R241 51K AOC Top Victory Electronics Co Ltd C222 0 47uF 63V 1S power GND m FOR SAMSUNG 15 Document Number Size B Date 0203 SI4431DY T1 s is signal GND F Frida October 29 2004 Sheet 37 TP1 HVO POWER XFMR D207 1N4148 R231 2K POWER XFMR D208 1N4148 C220 1uF 25V Akhter TFT1560PSA TP3 TP4 HVL HVL 215 22pF 3KV C216 22pF 3KV ES R232 1K D209 1N4148 D205 1N4148 R234 910 1 4W R236 620 5 TP6 HVL HVL re He C217 22pF 3KV 1 cen C218 22pF 3 CN204 R233 HH 20 1K D210 1N4148 D206 1N4148 R235 910 1 4W R237 620 Akhter TFT1560PSA 7 PCB Layout 7 1 Main Board 715L1100 1 38 BENE 14 12 16 D 5 3 s a05 SOS TOs 515 BEA CD LE Jen 1L Jesa 85 812 o0 ero 03 ES Iw 982 41 seo D ato CD 880 eso CD 983 ca 83 esee 2 BAY ENN 39 Akhter TFT1560PSA 14 C reand
30. ECH10P RS ED ED22P 4 22uF 16V SpF on ECH10N RS 79 ED21P ED22N 4 3V3 6 STDBY VGA PLUG 20 RS BERI ED21P 4 2 PG RON R223 0 5 21 GPIO19 HDATA2 ECH9N RS 24 ED21N 4 R224 NC GPIO18 HDATA1 RS 55 ED20N ED20P 4 GND 4 CTRLP12V GPIO17 HDATAO ECH8N RS ED20N 4 2 SDA A 88 GPIO16 HFS m gerer eN 2 DDC SCL A 2 4 GPIO22 HCLK ECH7P RS 2 DDC SCLD 028 GPIO14 DDC SCL ECHEP RS dubie ED12P 4 Us TCMBOSSENBZTANC 2 SDAD EXT 09 GPIO15 DDC SDA ECHEN RS Z ED12N 4 mE R48 RESET 2 5 RS ED TN EDI t 4 25V vec RST WE 4 RESETn ECHSN RS 2 GPIO11 ROM WEn ECH4P RS ED10P 4 1 7 ECH4N RS ED10N 4 2 3 RED R49 RSO Reset 5 Ee MURS WEE 0 anew 2 SEEN prid EREN V vm 2 GND 2 For u 2 PUE ET EDO2P 2 HS M 11 amp ECH2P RS ED02N E 2 2 vs VSYNC ECH2N RS EDO2N 4 nn nn eneen er SSS ee 5 4 ADC_TEST ECH1P_RS DOM EDO1P 4 ECH1N_RS EDO1N 4 2 RXC 3 4 RXC RS EDOON ED00P 4 2 TT r ibus 227 M 5 ooo l a 2 RX2 RX2 TCON_OSP 424 E 2 pe is TCON OSP 4 ON
31. IVET 4 000 NR901 006G 31502 1 5MM RIVET 2 000 3923 061G 60236252T CFR 3 6KOHM 5 1 6W 1 000 F901 0846 55 2 MET2 50 1 000 903 0566158 4 431 1 000 0902 0576 419 PP 2 945 1 000 901 0576 420 2 1 000 921 065G517K102 5T 1000PF 10 500 1 000 C925 067G215B4713HT 470UF 16V LTRA71M1CF11VR 8 11m 1 000 C924 067G215B4713HT 470UF 16V LTRA71M1CF11VR 8 11m 1 000 C223 067G215C1514HT LOW ESR 150UF 25V 877 1 000 C201 067G215C1514HT LOW ESR 150UF 25V 8 7MM 1 000 79
32. Mae sem c i MANFRAE 6 ra Mae wo Mae acsi Mb can EO Man 2 ee tab hamum hsc muet hs 1 1 ra hs or PEBAGFORMONTOR 1 mean ne MDDETMEFORCARON 9200 67 Akhter TFT1560PSA 771 772 sumo 20 735LAA 01 SIGNAL CABLE 1 000 2 o89G410A1 8N IS POWER CORD WALL OUT FOR UK 1 000 095G8020 5506 WIRE HARNESS 1 000 hos au w won sm aes wow eus bow _ meno bowe ra hows 1 a hates sm sa pases sn ensen bereemenn pOWERSORBONOFORTR kees KEYBOMDFORTMOC 72227 bowersomo ra esn aa Me EE tse PEBAGFOMANUAUBASE 2000 teem moar ra a me vi SHIGE COVER owo mee va MNGECOERE ra w teu Y B SUNDCOERFGRK bees Y B oo cover PK ra been ma BAXCOER GROUNDNGWRE ro teem za heem Akhter TFT1560PSA eem em am
33. Press the power button to turn on the monitor the power indicator will light up 3 2 Control Buttons 3 2 1 Key Control 1234 9 External Control Button e 1 Auto Adjust button Exit 3 Volume gt Power Button LED Akhter TFT1560PSA 3 2 2 Front Panel Control e Power Button Power Indicator Press this button to switch ON OFF of monitor s power Green Power On mode Orange Off mode e Menu Enter Active OSD menu or function adjust confirm or Exit OSD menu when in volume OSD status e Volume P Increase volume or adjust function e Volume 4 Decrease volume or adjust function e Auto Adjust button Exit 1 When OSD menu is in active status this button will act as EXIT KEY EXIT OSD menu 2 When OSD menu is in off status press this button to activate the Auto Adjustment function The Auto Adjustment function is used to optimize the HPos VPos Clock and Focus OSD Lock Function To lock the OSD press and hold the MENU button while the monitor is off and then press power button to turn the monitor on To un lock the OSD press and hold the MENU button while the monitor is off and then press power button to turn the monitor on Akhter TFT1560PSA 3 3 Adjusting The Picture 1 Press the MENU button to activate the OSD window 2 Press 4 or gt to navigate through the functions Once the desired function is highlighted press the MENU button to activate it If the
34. R 10K 5 1 16W 1 000 5605 D61L0603103 CHIPR 10K OHM 5 1 16W Reos 0106019 5 1 16W Re D61L0603103 CHIPR 10K OHM 5 1 16W 66 01060919 HIP 10K OHM 5 1 16W Reis D61L0603103 CHIPR 10K OHM 5 1 16W R20 061106003 CHIP 10K OHM 5 116 060609103 CHIPR 10K OHM 5 1 16W 08 01060919 5 1 16W 060609103 CHIPR 10K OHM 5 1 16W RO 06110603103 CHIPR 10K OHM 5 1 16W RIOT 061060572 CHIPR 4 7K OHM 5 1 06106072 CHIPR 4 7K OHM 5 1 16W Akhter TFT1560PSA 061060472 5 116W 8402 061060472 CHIPR47K OHM 5 1 16W Rei 06106047 5 116 R619 061L0603472 CHIPR 4 7K OHM 5 1 16W 1 000 R325 061L0603750 CHIPR 75 5 1 16W 1 000 061L0603750 CHIPR 75 5 1 16W C610 065G0603102 32 1000PF 10 50V X7R 1 000 73 Akhter TFT1560PSA C313 065G0603104 32 CHIP 0 1UF 50V X7R 1 000 C401 065G0603104 32 CHIP 0 1UF 50V X7R 1 000 065G0603104 32 CHIP 0 1UF 50V X7R C402 065G0603220 31 CER1 0603 NPO 50V 22P PM5 1 000 74 Akhter TFT1560PSA 11511203 1 MAIN BOARD PCB 1 000 707 1 2 KEY BOARD PCB 1 000 061G 60210152T 100 5 1 6W 0911 093G 60240 Y G802CO06R 220
35. USE Dd 05 HSYNC BAV99 el BAV99 RXO0 3 RX0 3 V 5V AGND A c c SV 5V C4 0 1uF 16V 5 T GND R4 NC PLUG 3 54 6508 D DAVOS Bayes DDC_SCL_A1 RS a 100 1 16 3 SDA 1 100 1 16W spaa RXC 3 EE RXC 3 R7 0 4uF 16V UART DO RB 100 1 16 0 anew DARDI degree s R12 GND 10K 10K 1716W S s k S n m 5V 2 2 A Le SCLD 3 GND GND DDC SDAD 3 z M24C02WMN6 S ce GND 8 8 5 0 14 16 5 8 ADC AGND AGND lt lt V GND D11 D10 D12 ADC_AGND BAVSS B 5V 5 BAV99 10 mil A RIS gd FB1 D anew 0 0tur sov gt gt RED D13 R16 100 1 16w cs 0 01uF 50V VGA_SV gt gt RED 3 A 54 6508 AGND E172 0300 2 o new 0 01uF 50v gt gt GREEN 5 C11 01u c12 UART DI i GREEN 3 OuFH6V u s R19 47 16W d R23 10K 1716W 10K 1 16W 0 anew gt gt BLUE E NC 0 view GND 11 0 1 16 R27 100 1 46w pu gt gt BLUE 3 DDC SDA A1 UART DO C16 NC R29 R30 R31 75 1 16 75 16W 75 1 16 AGND 47 1 16 6 34 17 A1 0 1uF 16V 1 R32 E V V AGND AGND 47K 1 16W VGA PLUG VGA PG AGND n Rw GND R33 u3ved 75 ohm terminating resistor UIN 40
36. VCC5V AIC1084 33CE ATuF 16V 4 VCC5V VCC3 3 R206 R208 4 10K 1 16 10K 1 16 Q203 AO3401 0 1 16W R207 4 7K 1 16W 1 Q204 PMBS3904 6 onPanel 5V 3 3V Ral DEW NOV 06 03 10K 1 16W itle MST8011B LF for AOC Document Number B POWER Date Thursday November 06 2003 Sheet 29 lt JRXD TXD Enden 2 B303 8 D301 D302 D303 BAV99 BAV99 BAV99 150 OHM 100 1 16 1 16W R301 100 41 16W 304 0 047uF RIN FB302 1 16W F s R30 100 1 16W 305 0 047uF GIN 1 16W Ee R303 100 1 16W C306 0 047uF gt BIN R304 470 1 16 C307 0 001uF Cs SOG R305 100 1 16W C308 0 047uF gt GNDR R306 100 1 16W C309 l0 047uF GNDG E R307 100 1 16 310 0 047uF GNDB VCC5V R308 10K 1 16W R309 100 1 16W ST 6 R310 lk 1 16w gt 4 R311 4 0319 0320 R313 C311 R314 C312 D317 MLL5232B 5 6V MLL5232B 5 6V 2 2K D321 D318 MLL5232B 5 6V MLL5232B 5 6V RGB GND HSYNC VSYNC SYNC GND DDC SCL DDC SDA EN EE HPD 1 3shield 2 4shield Dala bal 0 5shield clk shield NG LZ ml o 0306 0307 308 309 D310_D311 C MLL5232B 5 6V 1 16W 10K 1 16W 220pF CLK DDC DAT DD p M id NC st 6 D316 C314 NC NC ss gt 4 SB 4 4 gt 4 L Les R
37. creen Appear Measured CN11 pin5 12 V Measured 11 pin 9 102 5V Check Correspondent component Measured 08 pin 2 3 3V Is there any shortage or cold solder Measured 09 pin 2 2 5V Yes there have OSD show Yes all DC level exist Disconnected the Signal cable Loose the Connected the Signal cable Led Green Signal cable 5 the screen show Cable again check LED status Not Connected Led Orange Check Power switch is in Power on Replace U6 No nothing is show status and check if Power switch Flash Rom Connected the Signal cable had been stuck again Check LED status Led orange OK Keyboard no stuck Led Green Check Correspondent Measured RGB R15 R17 24 V Input at U4 pin 176 177 was there component short open Check the Wire Harness from CN2 Protection Diode have signal and Signal cable Kowari tight enough Check Panel Power Circuit Block OK Panel Power OK OK input Normal Measured Crystal 1 14 318 2 OK clock Check digital signal from CN1 bad Check U4 Data output Block OK 04 data OK Replace Power board and Check Inverter control relative Replace GM2116 Re do White balance adjust 44 Akhter TFT1560PSA 2 Panel Power Circuit Check the PPWR panel power relative circuit Q5 Q2 pin7 8 In normal operation when LED green R203 should 0V Check R203 shou
38. eforms are normal OK Ne Replace X601 X401 Replace U601 Replace 401 47 Akhter TFT1560PSA No Picture LED orange The button if under X601 oscillate Replace X601 control waveform is normal Check reset circuit of NG Check Correspondent component U601 is normal Measure 0201 PIN2 2 5V U202 PIN2 3 3V OK Replace U601 X401 oscillate waveform is normal Replace U201 U202 Replace X401 Check HS VS from CN301is normal Check Correspondent component OK Replace U401 48 White Screen Measure Q204 base is high level Check Q203 0204 is broken or CN503 solder Check Correspondent NG 3 n component OK Replace PANEL 49 NG X601 oscillate waveform is normal OK Check reset circuit of 601 is normal Replace U601 Akhter TFT1560PSA Replace X601 Check Correspondent component Akhter TFT1560PSA 8 2 2 Keypad Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Y N Is Button Switch normally Replace Button Switch Is Key Pad Board normally Replace Key Pad Board 50 Akhter TFT1560PSA 8 2 3 Power Inverter Board 715L1034 1 A 1 1 No power No power Check AC line volt 110V or 220V NG OK Check AC line Check the voltage of C905 OK NG Check F901 BD901 Check start voltage for the pin3
39. function selected has a sub menu press 4 p again to navigate through the sub menu functions the desired function is highlighted press MENU button to activate it 3 Press 44 or gt to change the settings of the selected function 4 To exit and save select the exit function If you want to adjust any other function repeat steps 2 3 uminance The OSD Message OSD Table Main Menu Item Main Menu Sub Menu Item Description m Brightness Backlight Adjustment Image Setup Focus Adjust Picture Phase to reduce Emme Clock Adjust picture Clock to reduce a LLL Image Position H Position Adjust the horizontal position of picture Color Temp Warm N A Recall Warm Color Temperature TT Cool N A Recall Cool Color Temperature RR tT Akhter TFT1560PSA __ _ mmm Auto Config Yes N A Auto Adjust the H V Position Do not execute Auto Config OSD Setup H Position Adjust the horizontal position of um Bom V Position Adjust the vertical position of the OSD OSD Timeout the OSD timeout zez Information Information Show the resolution frequency and input port of current input timing Reset Clear each old status of R gt Auto configuration and set the color temperature to Cool No N A Do not execute reset return tO main menu Exit N A N A Exit OSD KSSE Akhter TFT1560PSA
40. ld have response from OV to 5V When we switch the power switch from on to off OK R86 have response NG no Voltage Measured the Q302 pin 7 8 5 V OK Replace Q302 N MOS SI9933 3 Inverter Control Relative Circuit Check the Bklt On relative circuit R113 R115 R117 Measured the inverter connector CN11 In normal operation when LED green pin 2 on off control 5V R405 Bkit On should 5 pin4 PWM signal control dim 0 5 If no response when the power switch turn on off Replace GM2116 NG still no screen Replace Power board to new one and Replace Power board Check the screen is normal amp Re do white balance 45 4 U4 DATA Output Measured DCLK pin 15 or pin 16 from 04 DVS DHS pin 1 4 from U4 Is the waveform ok DCLK around 48 MHZ DVS 60 09Hz DHS around 80 KHz refer to input signal 640x480 60 Hz 31k and LED is Green Check U4 GM2116 Signal output PIN17 22 27 32 39 44 51 56 61 66 46 Akhter TFT1560PSA NG no transition Replace GM2116 or replace main board If Main Board being replaced please do the DDC content Akhter TFT1560PSA 715L1203 1 No Power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Reinsert or check the Adapter Inverter Measure U201 PIN2 2 5V 9202 PIN2 3 3V Check CN201 or replace U201 U202 X601 and X401 oscillate wav
41. terface RSDS Size Document Number Rev B gm5126 amp gm2116 A Date Friday August 22 2003 Sheet 4 of Ti a 25 Akhter TFT1560PSA 5 4 3 2 D D 3 LED ORANGE 3 LED GRN TALCX14 SOT 23 UMSO R90 R91 E 0 1 16W 0 1 16W ap O a O m 224 3 3 4 RP2 R94 10K 1 16W 10K 1 16W Co PEN 2 X LED RP3 KEY AUTO p 1 5 KEY MENU 3 GPIO6 KEY LEFT KEY ONO 3 62108 KEY MENU BE L1 VOLUME B 5 KEY RIGHT 2217 EO idi Lin 9 MEN KEY ONOFF OUT R 3 GPIO2 lt lt zi T a 35 R95 47K 116W e Lt LATE 5 Ps c e 2 5 Sul Sul Ou o o o o S V V GND GND Keypad 71511100 1 Size Rev B A Date Document Number gm5126 gm2116 Sheet 5 of T Friday August 22 2003 26 Akhter TFT1560PSA 3V3 5 lt 1126 5V C125 100uF 16V 0 14 16 0 1uF 16V 12V 18 E CN601 R232 10K 1 16W 114148 Standb lt STDBY 6 GND 2V5 C231 GND En tuF 16V eren Bill B 5V lt 58 10K 1 16W C119 0 1uF 16V 14 GND C120 C111 100uF 16V PIN HEADER 2 7P 2 54mm V GND 1 16 221 114148 R230 10K 100uF 16V 0 1uF 16V C230 1uF 16V GND R113 4 7K 8 HOE 117 121 100uF
42. ve saw tooth wave OK Change U201 NG Check D201 have the output of square wave at short time Check Q203 Q209 Q210 D201 OK NG Check the resonant wave of pin2 amp pin5 for PT201 Check Q209 Q210 C213 OK NG Check the output of PT201 Change PT201 OK NG Check connecter amp lamp 54 Akhter TFT1560PSA 9 White Balance Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding White Balance adjustment 1 How to do the Chroma 7120 MEM Channel setting A Reference to chroma 7120 user guide Use SC key and NEXT key to modify xyY value and use ID key to modify the TEXT description Following is the procedure to do white balance adjust 2 Setting the color temp You want A MEM CHANNEL 3 7800 color 7800 color temp parameter is x 296 10 y 311 10 Y 180 20 cd m B MEM CHANNEL 4 6500 color 6500 color temp parameter is x 313410 y 329 10 Y 180 20 cd m 3 Enter into factory mode Press MENU key hold on do not release and re plug power cable in this way MCU will do AUTO LEVEL automatically Meanwhile press MENU the OSD screen will locate at LEFT TOP OF PANEL 4 Bias adjustment Set the Contrast D to 50 Adjust the Brightness e to 80 5 Gain adjustment Move cursor to and press MENU key A Adjust C2 7800 color temperature 1 Switch the Chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM Channel to Channel
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