AOC EN9600 Скачать руководство пользователя страница 30

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AOC LM960

Page 30 of 55

9.2 TROUBLE SHOOTING

9.2.1 MAIN BOARD

1. NO SCREEN APPEAR

Note:1. If replace “MAIN-BOARD”, Please re-do “DDC-content” programmed & “WHITE-Balance”.

2. If replace “Power Board” only, Please re-do “ WHITE-Balance”

Led Green

Measured CN201 pin5/6 = 12V?

Measured CN201 pin 9/10= 5V?

Measured U202 pin 2= 3.3V?

Check Correspondent component.

Is there any shortage or cold solder?

Yes. There is OSD show

Yes, all DC level exist

Disconnected the Signal cable (Loose the

Signal cable), Is the screen show “Cable Not

Connected”?

Connected the Signal cable again,

Check LED status.

Replace U601

Show noting

Connected the Signal cable

again

Check Power switch is in Power-on

status, and check if Power switch had

Led Green

Check the Wire-Harness from CN503

Measured RGB (R301, R302, R303) H,V

Input at U401 pin 37,38 ,was there have

signal ?Check digital signal from CN302

Check Correspondent

component short/open

(Protection Diode)

OK, Wire tight enough

Check

Panel-Power Circuit

Check

Replace

Inverter

control relative circuit

Re-do White balance adjust

OK, input Normal

Measured Crystal X401 (14.318MHz)

OK, clock normal

Replace

U401 (TSU16AK)

http://www.wjel.net

Содержание EN9600

Страница 1: ...MATION 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 FO...

Страница 2: ...AOC LM960 Page 2 of 54 REVISION DATE MODIFIACTION A00 Aug 24 2005 h t t p w w w w j e l n e t...

Страница 3: ...Panel Specification 12 5 1 General Feature 12 5 2 Optical Characteristics 13 6 Block Diagram 13 6 1 Monitor Exploded View 13 6 2 Software Flow Chart 14 15 6 3 Electrical Block Diagram 16 17 7 Schemat...

Страница 4: ...R G B Analog 0 7Vp p H V separate TTL level H V composite TTL level Horizontal frequency 30kHz 83kHz Vertical rate 55 75Hz Input signals Recommend resolution 1280 x 1024 75HZ ON MODEL 50W Power consu...

Страница 5: ...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 PWPC board Include adapter inverter Flat Panel and CCFL backlight...

Страница 6: ...ess 5 Auto Adjust button Exit FRONT PANEL CONTROL Power Button Press this button to turn the monitor ON or OFF Power Indicator Blue Power On mode Orange Off mode MENU ENTER Activate OSD menu when OSD...

Страница 7: ...uce Vertical Line noise 0 100 Do Auto Config H Position Adjust the horizontal position of the picture 0 100 Do Auto Config Image Position V Position Adjust the vertical position of the picture 0 100 D...

Страница 8: ...age to English N A Deutsch N A Set OSD display language to German N A Fran ais N A Set OSD display language to French N A Espa ol N A Set OSD display language to Spain N A Language Italiano N A Set OS...

Страница 9: ...NALOG D SUB CONNECTOR PIN NO DESCRIPTION PI N NO DESCRIPTION 1 Red 9 5V 2 Green 10 Detect Cable 3 Blue 11 TXD 4 RXD 12 DDC Serial Data 5 Ground 13 H Sync 6 R Ground 14 V Sync 7 G Ground 15 DDC Serial...

Страница 10: ...XGA 1024 768 60 021kHz 75 0Hz 1280 1024 64 000kHz 60 0Hz SXGA 1280 1024 80 000kHz 75 0Hz 4 3 POWER SUPPLY REQUIREMENT A C Line voltage range 100 V 240 V A C Line frequency range 50 3Hz 60 3Hz Current...

Страница 11: ...ION 5 1 GENERAL FEATURE z 19 SXGA TFT LCD panel z 4 CCFLs Backlight system z Supported SXGA V 1024 lines H 1280 pixels resolution z Supported to 75Hz refresh rate With LCD Timing Controller Display Ch...

Страница 12: ...AOC LM960 Page 12 of 54 5 2 OPTICAL SPECIFICATION ELECTRICAL SPECIFICATIONS h t t p w w w w j e l n e t...

Страница 13: ...ZEL 34G6201AGM 2B 4 PANEL BRACKET 15G6207 R 2 5 PANEL BRACKET 15G6207 L 2 6 REAR COVER 34G6202 GM 4B 7 SHIELD 85G6119 4 8 PANEL BRACKET 15G6207 R 2 9 HINGE 10 STAND 34G1435 GM B 11 BASE 34G6203 GM B 1...

Страница 14: ...AOC LM960 Page 14 of 54 6 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 15: ...it to 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...

Страница 16: ...DIAGRAM 6 3 1 MAIN BOARD MCU W78E65P 40 U601 Scalar TSU56AK LF Include ADC OSD U401 EEPROM AT24C16N U602 EPR_SDA EPR_SCL LCD Interface CN503 D Sub Connector CN301 EEPROM 24C02 U301 H sync V sync RGB...

Страница 17: ...AOC LM960 Page 17 of 54 6 3 2 INVERTER POWER BOARD h t t p w w w w j e l n e t...

Страница 18: ...RIN GIN SOG BIN GNDR GNDG GNDB HSYNC VSYNC R R G G B B CLK CLK CSZ SCL SDA HWRESET INT Volume AdjBACKLITE PA 0 9 PB 0 9 VCC2 5 VCC3 3 VAA1 VAA2 VAA3 VAA4 AD0 AD1 AD2 AD3 VCC12V VAA4 VCC5V VCC2 5 B4 2...

Страница 19: ...RT9164 3 2 1 VI VO GND VCC5V C215 47uF 16V U202 AIC1084 33M 3 1 2 VIN ADJ VOUT VAA2 Q201 PMBS3904 3 2 1 C214 0 1uF C202 220uF 25V D202 GS1D R205 4 7K 1 16W R210 NC D201 SS14 VCC2 5 4 VCC5V CN201 CONN...

Страница 20: ...1 16W D312 BAV99 3 1 2 D317 TZMC5V6 GS08 R312 100 1 16W VCC5V ST_DET1 6 CLK_DDC FB304 150 OHM G 4 C304 0 047uF D309 BAV99 3 1 2 VCC5V D320 TZMC5V6 GS08 D315 LL5232B 5 6V 5 D301 BAV99 3 1 2 C314 0 1uF...

Страница 21: ...RESETZ INT PWM0 PWM1 LVACKM AVDD AVDD_MPLL AVDD_DVI BYPASS AVDD_DVI VDDP VDDP VDDP VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC AVSS_DVI AVSS AVSS_MPLL AVSS_LPLL AVSS_PLL AVSS_DVI GNDP GNDP GNDP GNDP GNDP...

Страница 22: ...5 LVACKM PA4 RXO3 RXE0 LVB1P LVACKP VLCD PA0 LVB3P PB8 C510 0 1uF RXOC LVA3P LVA2P PA8 RXO2 C509 47uF 16V LVA2M RXO0 RXO3 LVA3M RXEC PA1 PB9 PA3 PB1 RXE1 RXOC RXO1 RXE3 LVA1M LVACKM LVB3P CN503 CONN 2...

Страница 23: ...P1 7 P0 0 P0 1 P0 2 P0 3 P0 4 P0 5 P0 6 P0 7 P2 0 P2 1 P2 2 P2 3 P2 4 P2 5 P2 6 P2 7 P3 7 RD P3 6 WR PSEN ALE P P3 1 TXD P3 0 RXD VSS VCC P4 3 R628 0 1 16W VCPU VCPU AD0 4 C617 100pF Q602 PMBS3906 3...

Страница 24: ...AOC LM960 Page 24 of 54 7 2 POWER BOARD 715L1142 3AUE h t t p w w w w j e l n e t...

Страница 25: ...AOC LM960 Page 25 of 54 h t t p w w w w j e l n e t...

Страница 26: ...AOC LM960 Page 26 of 54 h t t p w w w w j e l n e t...

Страница 27: ...AOC LM960 Page 27 of 55 8 LAYOUT 8 1 MAIN BOARD 715L1237 1 3 h t t p w w w w j e l n e t...

Страница 28: ...AOC LM960 Page 28 of 55 8 2 POWER BOARD 715L1142 3AUE 8 3 KEY BOARD 715L1496 1 E h t t p w w w w j e l n e t...

Страница 29: ...nability 9 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 Ma...

Страница 30: ...cable again Check LED status Replace U601 Show noting Connected the Signal cable again Check Power switch is in Power on status and check if Power switch had been stuck Led Orange OK Keyboard no Led o...

Страница 31: ...ce Power board Re do white balance Measured the inverter connector CN102 Pin1 on off control 5V on Pin2 PWM signal control dim 0V 5V Replace U201 OK Check R207 should have response from 0V to 5V When...

Страница 32: ...normal Check MST8011 U401 Signal output PIN102 103 106 113 118 125 128 1 Is the waveform ok Replace X401 14 318MHz Check HS VS input signal are normal OK Replace U401 OK OK Check relative component NG...

Страница 33: ...lease reinsert and make sure the AC of 100 240 is normal Measure U201 PIN2 2 5V U202 PIN2 3 3V Reinsert or check the power section Check Correspondent component Replace U401 Replace U601 Replace X401...

Страница 34: ...ntrol Replace U601 Check Correspondent component Measure U202 PIN2 3 3V U201 PIN2 2 5V Check Correspondent component Replace U401 X401 oscillate waveform is normal Check Correspondent component OK OK...

Страница 35: ...OSD is 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 Ch...

Страница 36: ...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 the RED of color1 on factory windo...

Страница 37: ...a2325 BGA265A 2 First connect the instruments together and turn on the LCD power then warm up for 30 minutes under full white screen mode First press the Reset key in the menu to recover factory set a...

Страница 38: ...g instrument with PC through printer interface See the schematic picture below 2 Seek the document with the expanded name of BAT in DDC file of this model It appears the indication of Input Serial No...

Страница 39: ...of PC is in accordance with the real time before writing 2 The schematic picture is just as an example for description the exact content of the DDC is dependent on the serial number of the BARCORD of...

Страница 40: ...A 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 32 31 33 80 36 35 34 37 39 38 30...

Страница 41: ...5A for EN9600 LABEL 1 PCS 40G 58162435A LABEL 1 PCS 41G 68615 4B TCO 99 CARD 1 PCS 41G190061521B for LM960 MANUAL 1 PCS 41G190061521B for LM960S MANUAL 1 PCS 41G1900673 2B for EN9600 MANUAL 1 PCS 41G7...

Страница 42: ...52G6025 11925 MYLAR 1 PCS 85G6119 4 SHIELD 1 PCS 89G402A15N LS POWER CORD 1 PCS 95G8014 16591 KEY HARNESS 1 PCS 95G8018 30634 LVDS 1 PCS M1G 130 8128 SCREW M3X8 4 PCS M1G 330 6128 SCREW 4 PCS M1G1140...

Страница 43: ...65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C214 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C216 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C217 65G0603683 32 CHIP 0 068UF 50L X7R 1 PCS C304 65G0603473 32 CHIP 0...

Страница 44: ...65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C510 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C511 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C601 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C602 65G0603220 31 CER1 0603...

Страница 45: ...SOT23 BY AOS A1 1 PCS Q204 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q601 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS Q602 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS R201 61L0603472 RST SM 0603 RC0603 4K7 1 P...

Страница 46: ...603 100R 1 PCS R403 61L0603390 0F CHIP 390 OHM 1 10W 1 1 PCS R404 61L0603103 RST SM 0603 RC0603 10K 1 PCS R405 61L0603103 RST SM 0603 RC0603 10K 1 PCS R406 61L0603103 RST SM 0603 RC0603 10K 1 PCS R407...

Страница 47: ...C0603 100R 1 PCS R636 61L0603101 RST SM 0603 RC0603 100R 1 PCS R639 61L0603101 RST SM 0603 RC0603 100R 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 P...

Страница 48: ...N HEADER 2 6 R A 1 PCS DP101 81G 12 2 GP GP36032ME 50 ZO 1 PCS SW001 77L 600 1GHJ KEY SWITCH 1 PCS SW002 77L 600 1GHJ KEY SWITCH 1 PCS SW003 77L 600 1GHJ KEY SWITCH 1 PCS SW004 77L 600 1GHJ KEY SWITCH...

Страница 49: ...1 PCS C903 63G107K474 US 0 47UF 10 1 PCS C904 63G 10722410M 0 22 UF 250VAC 1 PCS C905 67G305S15114K 105 150UF 20 4 1 PCS C906 65G 2K152 5E6921 1500 PF 10 2KV Y5P 1 PCS C914 67G215L102 3R LOW E S R 10...

Страница 50: ...4 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C115 65G0603104 32 CHIP 0 1UF 50V X7R 1 PCS C202 65G0805104 22 0 1UF 10 25V X7R 080 1 PCS C203 65G0805105 27 CHIP 1UF Y5V 0805 1 PCS C209 65G0805105 27 CHIP 1U...

Страница 51: ...57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q903 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS R106 61L0603333 CHIP 33K OHM 1 10W 1 PCS R107 61L0603000 RST SM 0603 JUMP MAX 0R 1 PCS R108 61L0603473 RST SM 0603...

Страница 52: ...61L0805102 CHIPR 1K OHM 5 1 8W 1 PCS R925 61L0805102 CHIPR 1K OHM 5 1 8W 1 PCS R926 61L0805931 1F CHIP 9 31K OHM 1 8W 1 1 PCS R927 61L0805243 1F CHIP 2 43K OHM 1 8W 1 1 PCS U201 56G 622 1 BA9741F SMT...

Страница 53: ...FR 10KOHM 5 1 6W 1 PCS R205 61G 60247352T 47KOHM 5 1 6W 1 PCS R206 61G 60247352T 47KOHM 5 1 6W 1 PCS R210 61G 60215352T 15KOHM 5 1 6W 1 PCS R211 61G 60215352T 15KOHM 5 1 6W 1 PCS R214 61G 60222252T 2...

Страница 54: ...61G 58050 WT NTC 5 OHM 5A 1 PCS 95G 900 42 WIRE HARNESS 1 PCS 96G 29 6 SHRINK TUBE UL CSA 1 PCS CN901 87G 501 19 RF AC SOCKET 1 PCS 90G6081500 HEAT SINK 1 PCS M1G1730 8128 SCREW M3x8 2 PCS D910 93G 60...

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