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AOC LM965

19” LCD MONITOR

LM965

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 OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RE LIABILITY FOR

CHANGES, ERRORS OR OMISSIONS.

SERVICE MANUAL

http://www.wjel.net

Содержание LM965

Страница 1: ...ORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RE LIABILITY...

Страница 2: ...cal Characteristics 12 4 4 4 Electrical Characteristics 13 5 Block Diagram 14 5 1 Monitor Exploded View 14 5 2 Software Flow Chart 15 5 3 Electrical Block Diagram 17 5 3 1 Main Board 17 5 3 2 Inverter...

Страница 3: ...AOC LM965 3 Revision List Version Date Revision History TPV Model Name A00 Jan 18 06 Initial Release T980KA4DB4AOA h t t p w w w w j e l n e t...

Страница 4: ...Hz 83kHz Input V Frequency 55 75Hz ON Mode 55W Power Consumption OFF Mode 3W Display Color 16 2M colors RGB 6 bits data FRC data Contrast Ratio 550 1 Dot Clock 135MHz White Luminance 270cd m2 Max Reso...

Страница 5: ...DC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Video signal DDC CCFT Drive PWPC Board Include Adapter and Inverter Flat...

Страница 6: ...gain to restore normal status Left Right Button The Left Right Button is used to control the monitor functions Press to switch functions or adjust settings Auto Adjust Key The Auto Adjust Key is used...

Страница 7: ...the horizontal position of the picture 0 100 Do Auto Config Image Position V Position Adjust the vertical position of the picture 0 100 Do Auto Config C1 N A Recall warm Color Temperature from EEPROM...

Страница 8: ...A Set OSD display language to French N A Espa ol N A Set OSD display language to Spain N A Italiano N A Set OSD display language to Italian N A Language N A Set OSD display language to simplified Chin...

Страница 9: ...ck 8 B Ground VGA connector layout 1 5 6 10 11 15 4 2 Power Supply Requirement A C Line voltage range 100 V 240 V A C Line frequency range 50 3Hz 60 3Hz Input Current 1 5A max at 100V 0 8A max at 240...

Страница 10: ...6x625 46 875 P 75 000 P 49 500 1024x768 60Hz 1344x806 48 363 N 60 004 N 65 000 1024x768 70Hz 1328x806 56 476 N 70 069 N 75 000 XGA 1024x768 75Hz 1312x800 60 023 P 75 029 P 78 750 1280x1024 60Hz 1688x1...

Страница 11: ...e 19 0 inch Color TFT LCD Module M190EN04 The display supports the SXGA 1280 H x 1024 V screen format and 16 2M colors All input signals are 2 Channel LVDS interface compatible This module does not co...

Страница 12: ...AOC LM965 12 4 4 3 Optical Characteristics h t t p w w w w j e l n e t...

Страница 13: ...AOC LM965 13 4 4 4 Electrical Characteristics 1 TFT LCD Module 2 Backlight Unit h t t p w w w w j e l n e t...

Страница 14: ...AOC LM965 14 5 Block Diagram 5 1 Monitor Exploded View h t t p w w w w j e l n e t...

Страница 15: ...AOC LM965 15 5 2 Software Flowing Chart 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 h t t p w w w w j e l n e t...

Страница 16: ...green color Scalar initialize 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are they re any signals coming 13 Does the scalar send out an interrupt request 14 Wake...

Страница 17: ...65 U601 Scalar IC TSU16AK Include ADC OSD U401 EEPROM 24LC16B U602 EEPROM M24C02 U301 H sync V sync RGB DB15_SDA DB15_SCL EPR_SDA EPR_SCL LCD Interface CN503 Key Board Control D Sub Connector CN301 Cr...

Страница 18: ...art Circuit R906 R907 PWM Control IC Over Voltage Protect AC input 12V PWM Control IC Feedback Circuit OSC and Output Circuit DC Convert Circuit MOSFET Over Voltage Protect Lamp ON OFF ON OFF Control...

Страница 19: ...ET DDC_CLK Volume VCC5V VCC12V VCPU RXD TXD AD0 AD1 AD2 AD3 VCC5V B5 5 PANEL INTERFACE VLCD PB 0 9 PA 0 9 VAA4 PB 0 9 VLCD B4 2 POWER onPanel_5V 3 3V onBACKLITE AdjBACKLITE VCC3 3 VCC2 5 VAA1 VAA2 VAA...

Страница 20: ...delete VCC12V C204 220uF 25V U202 AIC1084 33M 3 1 2 VIN ADJ VOUT NEW Circuit VCC5V VCC5V GND R201 4 7K 1 16W VAA3 4 VCC5V U201 RT9164 3 2 1 VI VO GND C210 0 1uF R205 4 7K 1 16W C203 0 1uF C211 47uF 1...

Страница 21: ...301 0 1 16W C302 NC R 4 C315 0 1uF C304 0 047uF D304 BAV70 1 2 3 BIN 4 ST_DET2 6 PC5V RIN 4 D323 TZMC5V6 GS08 R317 10K 1 16W C313 0 1uF R327 75 1 16W G 4 CN301 DB15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10...

Страница 22: ...LVA0M NC LVB3P NC LVB3M NC LVBCKP NC LVBCKM NC LVB2P NC LVB2M NC LVB1P NC LVB1M NC LVB0P NC LVB0M DDC1_CLK GPO8 DDC1_DAT GPO7 ADO NC AD3 NC AVDD_PLL AVDD AVSS AVSS_DVI LVACKP LVA3M LVA3P AVSS AD1 NC A...

Страница 23: ...BCKM RXO0 C509 47uF 16V LVA2P RXO2 PB9 RXO2 RXOC LVBCKP PB4 PANEL INTERFACE D A 5 6 Wednesday April 14 2004 Title Size Document Number Rev Date Sheet of LVB0M LVA3M RXEC LVB1P RXO3 PB2 RXE1 PA 0 9 LVA...

Страница 24: ...PU C617 100pF R610 NC C618 0 1uF R634 100 1 16W LED_GRN R615 10K 1 16W CN601 CONN 2 4 6 8 10 12 14 1 3 5 7 9 11 13 C615 NC VCPU 2 VCPU R607 10K 1 16W RN602 10K 1 16W 1 2 3 4 8 7 6 5 C614 NC C606 0 001...

Страница 25: ...AOC LM965 25 6 2 Power Board 715G1349 2 h t t p w w w w j e l n e t...

Страница 26: ...AOC LM965 26 h t t p w w w w j e l n e t...

Страница 27: ...AOC LM965 27 h t t p w w w w j e l n e t...

Страница 28: ...AOC LM965 28 h t t p w w w w j e l n e t...

Страница 29: ...VS OUTL GND GND GND Doc A A 1 1 Tuesday May 18 2004 Title Size Document Number Rev Date Sheet of C202 470uF 16V PIN 3 R203 10K GND C208 470uF 16V GND C201 470uF 16V R210 5 6K GND GND GND GND C212 100...

Страница 30: ...AOC LM965 30 7 PCB Layout 7 1 Main Board 715L1237 1 3 h t t p w w w w j e l n e t...

Страница 31: ...AOC LM965 31 7 2 Power Board 715G1349 2 h t t p w w w w j e l n e t...

Страница 32: ...AOC LM965 32 7 3 Audio Board 715L1144 3 NMV 7 4 Key Board 715L1496 1 E h t t p w w w w j e l n e t...

Страница 33: ...ity 8 1 Equipments And Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with an IBM Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual...

Страница 34: ...Please reinsert and make sure the AC of 100 240 is normal Measure U201 PIN2 2 5V U202 PIN2 3 3V Reinsert or check the Adapter Inverter section X601 and X401 oscillate waveforms are normal Check CN201...

Страница 35: ...X601 Measure U201 PIN2 2 5V U202 PIN2 3 3V Check Correspondent component Replace U401 X401 oscillate waveform is normal Replace U201 U202 OK OK OK OK OK NG NG NG NG Check reset circuit of U601 is nor...

Страница 36: ...evel X601 oscillate waveform is normal Check Q204 is broken or CN503 solder Check Correspondent component Replace PANEL Check Correspondent component Replace U601 OK OK OK Replace X601 OK NG NG NG NG...

Страница 37: ...bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901 Check R906 R907 and Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Check IC9...

Страница 38: ...ve the output of sawtooth wave at short NG OK Change IC201 Check PIN2 and PIN1 of Q204 Q208 Q209 and Q210 have the output of square wave at short time NG OK Check Q204 Q208 C202 C203 C206 C210 Check Q...

Страница 39: ...s unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board normally Replace Key Pad Board Y N Y Check M...

Страница 40: ...7120 to RGB Mode with press MODE button 2 Switch the MEM Channel to Channel 3 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 296 20 y 311 20 Y 180 cd m2 4 Adjust...

Страница 41: ...just 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 reachedthe value G 100 6 Adjust...

Страница 42: ...6D 65 A2 5A 4C 9D 23 32 13 4F 54 BF EF 00 81 80 01 01 01 01 01 01 01 01 48 01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 64 13 00 78 2D 11 00 00 1E 00 00 00 FF 00 31 32 33 80 34 35 36 38 39 37 30 3...

Страница 43: ...CENTER LIST 1 PCS 41G780061597A QSG 1 PCS 44G3231 15600 EVA WASHER 1 PCS 44G3910615 5A CARTON 1 PCS 44G3928 1 EPS 1 PCS 44G3928 2 EPS 1 PCS 45G 76 28 RN PE BAG FO MANUAL BASE 1 PCS 45G 88606 PE BAG F...

Страница 44: ...0KF34019 33G6288 GM L KEY PAD 1 PCS 33G6289 1 LENS 1 PCS 34G6201AGN 1B BEZEL 1 PCS 78G 322501 L SPEAKER 1 PCS 78G 322502 R SPEAKER 1 PCS Q1G1030 8128 SCREW 4 PCS 705L980KP34019 12G 394 3 RUBBER FOOT 4...

Страница 45: ...603 RC0603 1K P 1 PCS R210 61L0603203 CHIPR 20K OHM 5 1 10W 1 PCS R211 61L0603203 CHIPR 20K OHM 5 1 10W 1 PCS 715L1144 3NMV PCB 1 PCS C209 67G 2151007NT KY50VB10M TP5 5 11 5 1 PCS C210 67G 2151007NT K...

Страница 46: ...X7R 1 PCS C304 65G0603473 32 CHIP 0 047UF 50V X7R 1 PCS C305 65G0603473 32 CHIP 0 047UF 50V X7R 1 PCS C306 65G0603473 32 CHIP 0 047UF 50V X7R 1 PCS C307 65G0603102 32 1000PF 10 50V X7R 1 PCS C308 65G...

Страница 47: ...R1 0603 NP0 50V 22P P 1 PCS C604 65G0603220 31 CER1 0603 NP0 50V 22P P 1 PCS C605 65G0603224 17 CAP CER 0 22UF 20 80 1 PCS C606 65G0603102 32 1000PF 10 50V X7R 1 PCS C607 65G0603102 32 1000PF 10 50V X...

Страница 48: ...600 OHM 0805 1 PCS Q201 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q202 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q203 57G 763 1 A03401 SOT23 BY AOS A1 1 PCS Q204 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q...

Страница 49: ...PCS R326 61L0603750 RST SM 0603 RC22H 75R P 1 PCS R327 61L0603750 RST SM 0603 RC22H 75R P 1 PCS R402 61L0603101 RST SM 0603 RC0603 100R 1 PCS R403 61L0603390 0F CHIP 390 OHM 1 10W 1 1 PCS R404 61L0603...

Страница 50: ...42 61L0603000 RST SM 0603 JUMP MAX 0R 1 PCS RN601 61L 125472 8 CHIP AR 8P4R 4 7K OHM 1 PCS RN602 61L 125472 8 CHIP AR 8P4R 4 7K OHM 1 PCS U201 56G 563 31 AI1117D 1 8 EI 1 PCS U202 56G 563 7 AIC1084 33...

Страница 51: ...5PF 5 SL 3KV 1 PCS C238 65G 3J1006ET 10PF J 3KV SL 1 PCS C239 65G 3J5096ET 5PF 5 SL 3KV 1 PCS C904 65G306M1022BP 1000PF Y1 CAP 1 PCS C905 67G215S10115K 100UF 450V 1 PCS C913 65G306M1022BP 1000PF Y1 CA...

Страница 52: ...PCS C206 65G1206225 17 1206 2 2UF 20 80 16 1 PCS C207 65G1206225 17 1206 2 2UF 20 80 16 1 PCS C210 65G0805104 32 CHIP 0 1U 50V X7R 1 PCS C211 65G0805104 32 CHIP 0 1U 50V X7R 1 PCS C212 65G0805104 32 C...

Страница 53: ...X7R 1206 1 PCS C268 65G1206105 32 CHIP 1UF 50V X7R 1206 1 PCS C908 65G0805104 32 CHIP 0 1U 50V X7R 1 PCS C909 65G0805471 21 CHIP 470PF 25V NPO 1 PCS C910 65G0805102 31 1000PF 50V NPO 1 PCS C911 65G08...

Страница 54: ...2 RK7002 1 PCS Q214 57G 759 2 RK7002 1 PCS Q215 57G 759 2 RK7002 1 PCS Q902 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q903 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS R106 61L0805333 CHIP 33KOHM 1 1 8W 1 PC...

Страница 55: ...0805 1 8 1 PCS R228 61L0805153 CHIPR 15K OHM 5 1 8W 1 PCS R229 61L0805362 CHIP 306KOHM 1 8W 1 PCS R230 61L0805000 CHIP O OHM 1 8W 1 PCS R231 61L0805105 CHIP 1M OHM 5 1 8W 1 PCS R234 61L0805431 CHIP 43...

Страница 56: ...1 PCS R923 61L0805000 CHIP O OHM 1 8W 1 PCS R924 61L0805102 CHIPR 1K OHM 5 1 8W 1 PCS R925 61L0805000 CHIP O OHM 1 8W 1 PCS R926 61L0805931 1F CHIP 9 31K OHM 1 8W 1 1 PCS R927 61L0805243 1F CHIP 2 43...

Страница 57: ...05 KT MGFR 3M OHM 5 1 2W 1 PCS R224 61G212Y305 KT MGFR 3M OHM 5 1 2W 1 PCS T901 6G 31502 1 5MM RIVET 4 PCS 96G 29 6 SHRINK TUBE UL CSA 20 MM R903 61G152M10458F 100K OHM 5 2W 1 PCS 90G 415505 HEATSHINK...

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