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32'' LCD TV
Service
Service
Service
Description

Table Of Contents......................................................1

Important Safety Notice...................................................2
Revision List........................................................3
1. General Specification...............................................4
2. Operating Instructions.........................................5
2.1. The Use Of Remote Control.................................5
2.2. To Use The Menu...............................................6
2.3. How To Connect..............................................11
2.4. Front Panel Control Knobs.................................15
3. Precautions and Notices .....................................16
4. Input/Output Specification.......................................16
5. Mechanical Instructions.........................................18
6. Repair Flow Chart ..............................................22
7. PCB Layout ....................................................26
7.1.Main Board......................................................26
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
TABLE OF CONTENTS
Page
Description
7.2.Power Board..............................................28
7.3.Audio Board..............................................30
7.4.Connector Board..........................................30
7.5.Key Board.....................................................30
7.6 Side Board..................................................31
9 Block Diagram..................................................34
10. Schematic.....................................................35
10.1 Main Board................................................35
10.2. Power Board.............................................51
10.3. Audio Board.............................................52
11. Exploded View..................................................53
12. BOM List.....................................................55
13.Different Parts List..........................................84
SAFETY NOTICE
1
AOC L32W665
Horizontal Frequency
31- 60 kHz
Page

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Summary of Contents for AOC L32W665

  • Page 1: Table Of Contents

    32’’ LCD TV AOC L32W665 Service Service Service Horizontal Frequency 31- 60 kHz TABLE OF CONTENTS Description Page Description Page 7.2.Power Board……………..………….………..28 Table Of Contents..……......…..1 7.3.Audio Board……………..………….………..30 Important Safety Notice........……..2 7.4.Connector Board……………………..………..30 Revision List.…........……..3 7.5.Key Board……………………………….………..30 1. General Specification......………..4 7.6 Side Board…………………………….………..31 2.
  • Page 2: Important Safety Notice

    AOC L32W665 Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose. The special tools should be used when and as recommended.
  • Page 3: Revision List

    32’’ LCD TV AOC L32W665 Revision List Version Release Date Revision Instructions TPV Model E327AZNK2WA5NN Jun.-18-2007 Initial Release E327AZNS2WAENN...
  • Page 4: General Specification

    32’’ LCD TV AOC L32W665 1. General Specification...
  • Page 5: Operating Instructions

    32’’ LCD TV AOC L32W665 2. Operating Instructions 2.1. The Use of Remote Control “DISPLAY” “POWER” Press to show the information Press to power ON/OFF about the input source TV (standby) TV. channel display resolution and (Note:1.TV is never completely power off unless physically current time.
  • Page 6: To Use The Menu

    32’’ LCD TV AOC L32W665 2.2 To Use the Menus 1. Press the MENU button to display the main menu 2. Use the cursor up/down to select a menu item. 3. Use the cursor left/right to enter a submenu. 4. Press the OK button to enable/disable the function.
  • Page 7 32’’ LCD TV AOC L32W665...
  • Page 8 32’’ LCD TV AOC L32W665...
  • Page 9 32’’ LCD TV AOC L32W665...
  • Page 10 32’’ LCD TV AOC L32W665...
  • Page 11 32’’ LCD TV AOC L32W665...
  • Page 12: How To Connect

    32’’ LCD TV AOC L32W665 2.3 How to Connect...
  • Page 13 32’’ LCD TV AOC L32W665...
  • Page 14: Front Panel Control Knobs

    32’’ LCD TV AOC L32W665 2.4 Front Panel Control Knobs...
  • Page 15: Input/Output Specification

    32’’ LCD TV AOC L32W665 4. Input/Output Specification 4.1 RGB Signal input 15 - Pin Color Display Signal Cable Pin No. Description Pin No. Description No Pin! Red Video Green Video Sync Ground Blue Video SDA(Remote Control) Serial Data for DDC SCL(Remote Control) H-Sync.
  • Page 16 32’’ LCD TV AOC L32W665 4.2 Compatible Mode Table ANALOG RGB INPUT SIGNAL TIMING VESA MODES Horizontal Vertical Nominal Nominal Nominal Sync Sync Pixel Mode Resolution Total Frequency Freq. Polarity Polarity Clock (KHz) (Hz) (MHz) 640x480@60Hz 800 x 525 31.469 59.940...
  • Page 17: Mechanical Instructions

    32’’ LCD TV AOC L32W665 5. Mechanical Instructions Step Figure Description Lay the LCD-TV on a flat, soft and Preparation clean and remove surface. the base Remove the screws remarked in Remove the Remove rear screws cover remarked in...
  • Page 18 32’’ LCD TV AOC L32W665 Remove the Remove main screws frame remarked in Remove the Remove the screws shield remarked in...
  • Page 19 32’’ LCD TV AOC L32W665 Remove the screws remove the remarked in boards Remove the Remove main screws frame remarked in...
  • Page 20 32’’ LCD TV AOC L32W665 Remove the screws Remove the remarked in bezel...
  • Page 21: Repair Flow Chart

    32’’ LCD TV AOC L32W665 6. Repair Flow Chart 1. No Power (No LED indicator) Plug in power cord and interface Check power cord and board interface Replace F901 or BD901 or C907 Check F901, BD901, C907 Check IC901, Q901...
  • Page 22 32’’ LCD AOC L32W665 3. Abnormal display Check the source Reset source Replace the filter or inductance Check signal filter circuit TV signal Check TV system setup Check TU701 Replace TU701 Check U701 Replace U701 NTSC, AV, Check U108 Replace U108...
  • Page 23 32’’ LCD AOC L32W665 4. No sound Reset source Check the source Replace the filter or inductance Check signal filter circuit Replace the Earphone jack Check Earphone jack SIF signal Check TV system setup Replace TU701 Check TU701 Check U701...
  • Page 24 32’’ LCD AOC L32W665 5. Key Board OSD is unstable or not working Is Key Pad Board connecting normally? Connect Key Pad Board Is Button Switch normally? Replace Button Switch Replace Key Pad Board Is Key Pad Board Normally? Check Main Board...
  • Page 25: Pcb Layout

    32’’ LCD AOC L32W665 7. PCB Layout 7.1 Main Board...
  • Page 26 32’’ LCD AOC L32W665...
  • Page 27: Power Board

    32’’ LCD AOC L32W665 7.2 Power Board...
  • Page 28 32’’ LCD AOC L32W665...
  • Page 29: Audio Board

    32’’ LCD AOC L32W665 7.3 Audio Board 7.4 Connector Board 7.5 Key Board...
  • Page 30: Side Board

    32’’ LCD AOC L32W665 7.6 Side Board...
  • Page 31: White-Balance, Luminance Adjustment

    32’’ LCD AOC L32W665 8. White Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment. First adjust PC mode and then adjust AV mode, HDMI mode, component 480i mode, component 480p mode. Before started adjust white balance, please set the Color Analyzer Ca210 to Channel 03 and set Ca210 to xyY Mode.
  • Page 32 32’’ LCD AOC L32W665 8. Enter the 8 item to select another color temperature to adjust. C. Adjust Warm color-temperature: 1. Adjust Brightness to Ca210 Y>180 cd/m2 2. Switch the Ca210 to xyLv Mode (with press “MODE” button) 3. Switch the MEM. CH. to Channel 03 (with up or down arrow on Ca210) 4.
  • Page 51 PGND PGND D12VA...
  • Page 53: Main Board

    32’’ LCD TV AOC L32W665 ITEM PART NO. DESCRIPTION 750TVUN0W0212V PANEL T315XW02 V1 04 A- AUO Q15T0125 1 BKT-HOLD-PANEL 0M1T 940 6120 SCREW 4-1 Q15T0122 1 PANEL-BKT-L 4-2 Q15T0122 2 PANEL-BKT-R 0M1T 940 6120 SCREW A34T0216 GMB1L 30 BEZEL TV32W-7A1...
  • Page 54: Bom List

    095T801412D 85 HARNESS 4P+12P+9P-12P 325MM 095T801413D 20 HARNESS 13P-5P+8P 650MM 095T801414D 68 HARNESS 12P-14P 200MM 095T801830D144 HARNESS 30P-28P 250MM 098TR7BDINEACF REMOTE FUHUA FOR AOC 0D1T 930 6120 SCREW 0M1T 930 4120 SCREW 0M1T 940 6120 SCREW 0M1T 940 6120 SCREW...
  • Page 55 32’’ LCD TV AOC L32W665 705TQ734134 REAR COVER ASS'Y A33T0138 GMB1L 30 COVER_FUNCTION A33T0139 AI 1L BUTTON_FUNCTION A33T0140 GMA1A SIDE COVER A34T0217 GM 2A 30 REAR COVER 32 KEPF6AA6 KEY BOARD CN21 033T8027 8 H WAFER SW25 077T 600 1GCJ...
  • Page 56 32’’ LCD TV AOC L32W665 Z002 093T 64 37 N V-PORT-0603-100K V05 Z001 093T 64 37 N V-PORT-0603-100K V05 715T1967 1 SIDE BOARD PCB Q36T 600 36 9 CLOTH_GRIDDING Q36T 600 37 18 CLOTH_GRIDDING Q36T 600 37 23 CLOTH_GRIDDING Q36T 600 43 1...
  • Page 57 32’’ LCD TV AOC L32W665 PTPFFA2P PLUG BOARD CN108 033T3278 3 WAFER CN109 088T 353 9M H DB9 RIGHT AMGLE MALE 715T1877 1 CONNECT BOARD PCB Q15T0121 1 IO BKT BTM(DE200) 750TVUN0W0231V PANEL T315XW02 V104 A- TW AUO ADPC24200E2P ADAPTER BOARD...
  • Page 58 32’’ LCD TV AOC L32W665 D902 093T 220 23 DIODE FMX-G26S TO-220 SANKEN 0M1T1730 10128 CR3 SCREW Q12T 372 8 SILICON 705TQEK0 61001 R921 ASS'Y R921 061T153M10858F RST MOFR 0.1 OHM +-5% 3WS 096T 29 8 TUBE 705TQEK0 61002 R933 ASS'Y...
  • Page 59 32’’ LCD TV AOC L32W665 IC902 056T 564911 1 IC TEA1532CT SO-8 Q904 057T 417 4 CHIP PMBS3904 BY PHILIPS Q907 057T 760 5 DTC144WKA BY FOHM SMT Q906 057T 763 3 AO4411L SO-8 BY AOS SMT Q909 057T 763 54 FET 2N7012ESPT 0.3A/60V SOT-23...
  • Page 60 32’’ LCD TV AOC L32W665 R996 061T1206100 4F RST CHIPR 1 MOHM +-1% 1/4W R997 061T1206100 4F RST CHIPR 1 MOHM +-1% 1/4W R998 061T1206100 4F RST CHIPR 1 MOHM +-1% 1/4W R986 061T1206101 RST CHIPR 100 OHM +-5% 1/4W...
  • Page 61 32’’ LCD TV AOC L32W665 C975 065T0805332 32 CAP 0805 3300PF K 50V X7R C923 065T0805334 22 CHIP 0.33UF +-10% 25V X7R 0805 C953 065T0805334 32 GP MLCC 0805 0.33UF K 50V X7R C964 065T0805471 31 CHIP 470PF 50V NPO...
  • Page 62 32’’ LCD TV AOC L32W665 J907 095T 90 23 JUMP WIRE J906 095T 90 23 JUMP WIRE J905 095T 90 23 JUMP WIRE J904 095T 90 23 JUMP WIRE J903 095T 90 23 JUMP WIRE J902 095T 90 23 JUMP WIRE...
  • Page 63 32’’ LCD TV AOC L32W665 061T0603103 CHIP 10KOHM 1/16W 061T0603103 CHIP 10KOHM 1/16W 061T0603103 CHIP 10KOHM 1/16W 061T0603103 CHIP 10KOHM 1/16W 061T0603103 CHIP 10KOHM 1/16W 061T0603104 CHIP 100K OHM 1/16W 061T0603105 CHIP 1MOHM 1/16W 061T0603160 2F RST CHIPR 16 KOHM +-1% 1/10W...
  • Page 64: Audio Board

    32’’ LCD TV AOC L32W665 065T0805105 37 CHIP 1UF 50V Y5V 065T0805105 37 CHIP 1UF 50V Y5V 065T1206106 17 CHIP 10UF 16V Y5V 065T1206475 17 MLCC 1206 CAP 4.7UF Z 16V Y5V 065T1206475 17 MLCC 1206 CAP 4.7UF Z 16V Y5V 065T1206475 17 MLCC 1206 CAP 4.7UF Z 16V Y5V...
  • Page 65 32’’ LCD TV AOC L32W665 FL900 053T 43 1 FILTER BULLWILL FL901 053T 43 1 FILTER BULLWILL U909 056T 133 23 R BA17809FP-E2 U908 056T 133 27 R IC BA05FP-E2 BY ROHM U917 056T 158501 IC AZ431AN-AE1 SOT23-3 U601 056T 192 17...
  • Page 66 32’’ LCD TV AOC L32W665 Q403 057T 765 1 2SC2412KR Q901 057T 765 1 2SC2412KR Q903 057T 765 1 2SC2412KR Q905 057T 765 1 2SC2412KR Q906 057T 765 1 2SC2412KR Q907 057T 765 1 2SC2412KR Q913 057T 765 1 2SC2412KR...
  • Page 67 32’’ LCD TV AOC L32W665 R4J1 061T0603000 CHIP 0OHM 1/16W R920 061T0603000 CHIP 0OHM 1/16W R724 061T0603000 CHIP 0OHM 1/16W R611 061T0603000 CHIP 0OHM 1/16W R610 061T0603000 CHIP 0OHM 1/16W R4T3 061T0603000 CHIP 0OHM 1/16W R4T2 061T0603000 CHIP 0OHM 1/16W...
  • Page 68 32’’ LCD TV AOC L32W665 R942 061T0603101 CHIP 100OHM 1/16W R4M4 061T0603102 CHIP 1K OHM 1/16W R4M2 061T0603102 CHIP 1K OHM 1/16W R4F9 061T0603102 CHIP 1K OHM 1/16W R4F8 061T0603102 CHIP 1K OHM 1/16W R4A3 061T0603102 CHIP 1K OHM 1/16W...
  • Page 69 32’’ LCD TV AOC L32W665 R4F2 061T0603103 CHIP 10KOHM 1/16W R4F3 061T0603103 CHIP 10KOHM 1/16W R4F4 061T0603103 CHIP 10KOHM 1/16W R4F5 061T0603103 CHIP 10KOHM 1/16W R4F6 061T0603103 CHIP 10KOHM 1/16W R4J2 061T0603103 CHIP 10KOHM 1/16W R4J9 061T0603103 CHIP 10KOHM 1/16W...
  • Page 70 32’’ LCD TV AOC L32W665 R722 061T0603202 RST CHIPR 2 KOHM +-5% 1/10W R717 061T0603202 RST CHIPR 2 KOHM +-5% 1/10W R713 061T0603202 RST CHIPR 2 KOHM +-5% 1/10W R604 061T0603203 CHIPR 20K OHM+-5% 1/10W R603 061T0603203 CHIPR 20K OHM+-5% 1/10W...
  • Page 71 32’’ LCD TV AOC L32W665 R503 061T0603330 CHIP 33OHM 1/16W R504 061T0603330 CHIP 33OHM 1/16W R505 061T0603330 CHIP 33OHM 1/16W R506 061T0603330 CHIP 33OHM 1/16W R507 061T0603330 CHIP 33OHM 1/16W R922 061T0603331 RST CHIPR 330 OHM +-5% 1/10W R921 061T0603331...
  • Page 72 32’’ LCD TV AOC L32W665 R440 061T0603472 CHIP 4.7KOHM 1/16W R1007 061T0603472 CHIP 4.7KOHM 1/16W R1006 061T0603472 CHIP 4.7KOHM 1/16W R975 061T0603472 CHIP 4.7KOHM 1/16W R974 061T0603472 CHIP 4.7KOHM 1/16W R4L7 061T0603472 CHIP 4.7KOHM 1/16W R4B3 061T0603472 CHIP 4.7KOHM 1/16W...
  • Page 73 32’’ LCD TV AOC L32W665 R608 061T0603513 RST CHIPR 51 KOHM +-5% 1/10W R4K6 061T0603561 RST CHIPR 560 OHM +-5% 1/10W R4K5 061T0603561 RST CHIPR 560 OHM +-5% 1/10W R413 061T0603592 RST CHIPR 5.9 KOHM +-5% 1/10W R723 061T0603680 RST CHIPR 68 OHM +-5% 1/10W...
  • Page 74 32’’ LCD TV AOC L32W665 C762 065T0603101 32 CHIP 100PF 50V X7R C758 065T0603101 32 CHIP 100PF 50V X7R C4B3 065T0603102 32 CHIP 1000PF 50V X7R C4K6 065T0603102 32 CHIP 1000PF 50V X7R C500 065T0603102 32 CHIP 1000PF 50V X7R...
  • Page 75 32’’ LCD TV AOC L32W665 C494 065T0603103 32 CHIP 0.01UF 50V X7R C442 065T0603103 32 CHIP 0.01UF 50V X7R C441 065T0603103 32 CHIP 0.01UF 50V X7R C511 065T0603104 32 CHIP 0.1UF 50V X7R C510 065T0603104 32 CHIP 0.1UF 50V X7R...
  • Page 76 32’’ LCD TV AOC L32W665 C906 065T0603104 32 CHIP 0.1UF 50V X7R C915 065T0603104 32 CHIP 0.1UF 50V X7R C916 065T0603104 32 CHIP 0.1UF 50V X7R C917 065T0603104 32 CHIP 0.1UF 50V X7R C918 065T0603104 32 CHIP 0.1UF 50V X7R...
  • Page 77 32’’ LCD TV AOC L32W665 C413 065T0603104 32 CHIP 0.1UF 50V X7R C417 065T0603104 32 CHIP 0.1UF 50V X7R C418 065T0603104 32 CHIP 0.1UF 50V X7R C419 065T0603104 32 CHIP 0.1UF 50V X7R C420 065T0603104 32 CHIP 0.1UF 50V X7R...
  • Page 78 32’’ LCD TV AOC L32W665 C437 065T0603104 32 CHIP 0.1UF 50V X7R C438 065T0603104 32 CHIP 0.1UF 50V X7R C439 065T0603104 32 CHIP 0.1UF 50V X7R C443 065T0603104 32 CHIP 0.1UF 50V X7R C445 065T0603104 32 CHIP 0.1UF 50V X7R...
  • Page 79 32’’ LCD TV AOC L32W665 C996 065T0603509 31 CHIP 5PF 50V NPO C997 065T0603509 31 CHIP 5PF 50V NPO C998 065T0603509 31 CHIP 5PF 50V NPO C999 065T0603509 31 CHIP 5PF 50V NPO C1000 065T0603509 31 CHIP 5PF 50V NPO...
  • Page 80 32’’ LCD TV AOC L32W665 C937 067T411F4703XT EC 105 SMD CAP 47UF M 16V C936 067T411F4703XT EC 105 SMD CAP 47UF M 16V C935 067T411F4703XT EC 105 SMD CAP 47UF M 16V C934 067T411F4703XT EC 105 SMD CAP 47UF M 16V...
  • Page 81 32’’ LCD TV AOC L32W665 FB702 071T 57G601 BEAD 1206 600 OHM FB701 071T 57G601 BEAD 1206 600 OHM FB603 071T 57G601 BEAD 1206 600 OHM FB600 071T 57G601 BEAD 1206 600 OHM FB503 071T 57G601 BEAD 1206 600 OHM...
  • Page 82 32’’ LCD TV AOC L32W665 CN906 088T 340 19 AC HDMI HEADER 19P +SCREW HOLE CN413 088T 340 19 AC HDMI HEADER 19P +SCREW HOLE ZD139 093T 39147SEM ZMM5V6 ZD138 093T 39147SEM ZMM5V6 ZD135 093T 39147SEM ZMM5V6 ZD140 093T 39147SEM...
  • Page 83: Different Parts List

    Reset LVDS cable 32’’ LCD TV AOC L32W665 ZD123 093T 6433P BAV99 ZD122 093T 6433P BAV99 ZD109 093T 6433P BAV99 ZD108 093T 6433P BAV99 ZD103 093T 6433P BAV99 ZD900 093T3004 1 SMAL340XXXRO 3A 40V SMA FULL P ZD901 093T3004 1...

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