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AOC e2752Vq Service Manual Download Page 59

 

59 

No. Description

 

 

 

 

1 BEZEL 

L27WA-U52 

  

 

2 KEY 

  

 

3 LENS 

  

 

4 MAIN_FRAME 

  

 

5 HINGE_27" 

  

 

6 

REAR COVER 27" 

 

 

 

7 STAND 

 

 

 

8 BASE 

L27WA-S1 

No. Part 

No.

 

Description

 

9 

FOOT 

S1  0D1G1040  8120

 

SCREW(POWER BOARD) 

10 SHIELD 

USB

 

S2  0D1G1030  8120 

SCREW(POWER BOARD/MAIN_FRAME) 

11  USB BOARD 

S3  0D1G1030  6120 

SCREW(MAIN BOARD/MAIN_FRAME) 

12 

MAIN BOARD 

S4  0Q1G 930    8120 

SCREW(SHIELD USB/REAR COVER) 

13 

POWER BOARD 

S5  AM1G1740 10225 CR3 

SCREW(HINGE/STAND) 

14 

PANEL 

S6  AM1G1740 10225 CR3 

SCREW(HINGE/REAR COVER) 

15 

KEY BOARD 

S7  0M1G 930    6 47 CR3 

SCREW(HDMI) 

16 

SPEAKER 

S8  0M1G 930    8 47 CR3 

SCREW(REAR COVER/ MAIN_FRAME) 

 

Summary of Contents for e2752Vq

Page 1: ...on Instructions 6 3 1 General Instructions 6 3 2 Control Buttons 6 3 3 Adjusting the Picture 7 4 Input Output Specification 21 4 1 Input Signal Connector 21 4 2 Factory Preset Display Modes 23 4 3 Pan...

Page 2: ...2 Revision List Version Release Date Revision History TPV Model Name A00 Dec 6 2011 Initial release HFBMT12EAX6ADN...

Page 3: ...ay create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from AOC AOC assumes no liability express or implied arising o...

Page 4: ...4 1 Monitor Specification...

Page 5: ...ss 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 Video signal DDC Power Board Flat Panel and LED ba...

Page 6: ...Eco mode of brightness and DCR on when there is no OSD Eco mode hot key may not be available in all models Volume When there is no OSD Press Volume button to active volume adjustment bar Press or to a...

Page 7: ...t any other function repeat steps 2 3 4 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...

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Page 21: ...21 4 Input Output Specification 4 1 Input Signal Connector D Sub Connector DVI Connector...

Page 22: ...22 HDMI Connector DP Connector...

Page 23: ...23 4 2 Factory Preset Display Modes...

Page 24: ...rystal Display module with WLED Backlight unit and 30 pins 2ch LVDS interface This module supports 1920 x 1080 Full HD mode and can display up to 16 7M colors The converter module for Backlight is not...

Page 25: ...25 4 3 3 Electrical Characteristics BACKLIGHT UNIT...

Page 26: ...MX25L2026DM1I U403 Scalar IC RTD2486HRD GR Include ADC OSD MCU U401 Panel Interface CN402 Key Control Interface CN403 D Sub Connector CN101 DVI Connector CN102 Phone Jack CN602 HDMI Connector CN103 DP...

Page 27: ...908 R909 PWM Control LD7750RGR IC901 Transformer T901 Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Power Switch Q901 Photo coupler IC902 Regulator IC903 EMI filter ZD801 LED CN802 PWM...

Page 28: ...24 100R R126 2 2K C117 22P 50V C105 NC 5PF 50V R105 75R R109 10R C113 47N16V C119 NC 22P 50V 1 2 FB101 30 OHM C103 47N16V 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 17 16 CN101 D SUB 15P C120 NC 22P 50V A0 1...

Page 29: ...B 11 D2 B 12 VDD 13 D3 B 14 D3 B 15 GND 16 D0 C 17 D0 C 18 D1 C 19 D1 C 20 VDD 21 D2 C 22 D2 C 23 D3 C 24 D3 C 25 GND 26 GND 27 DDC_DataA 28 DDC_CLKA 29 GND 30 DDC_DataB 31 DDC_CLKB 32 VDD50 33 DDC_D...

Page 30: ...NN R157 NC 10K R161 4 7K1 16W R162 22K R158 NC 2K 1 16W 1 2 FB104 300OHM 3 1 2 D102 BAV70 A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 U108 FM24C02A R154 47R C139 100N 16V C137 100N 16V C135 100N 16V C...

Page 31: ...9 10R R167 4 7K1 16W D103 BAT54C R166 4 7K1 16W 1 2ZD103 RLZ5 6B R164 47R R163 1K C144 100N 16V R170 1K A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 U110 FM24C02A C141 220N16V I O1 1 GND 2 I O2 3 I O3...

Page 32: ..._CH p 15 GND 16 AUX_CH n 17 Hot Plug Detect 18 Return 19 SHELL3 23 DP_PWR 20 CN104 DP CONNECTOR R178 1K R181 0 05R R180 0 05R R184 NC R183 1K R175 1MOHM 1 16W 5 LANE1P_S LANE0N_S C145 100N 16V R177 0...

Page 33: ...OC _8b TXO3 _10b BG2P 76 AGRN6 GPIO ABLU4 TXOC _8b TXO3 _10b BG2N 77 AUDIO_SOUTR V8_2 MCK GPIO 46 PVCC 84 PGND 85 ARED7 AGRN3 TXE3 _8b TXO0 _10b BR1P 86 LINE_INR V8_5 IICSDA GPIO 43 GPIO PWM3 TCON 11...

Page 34: ...Tuesday August 16 2011 715G5068 M0D 000 0040 G5068 M0D 000 0040 1 110816 08 Power R707 NC 4 7K1 16W C713 100N 16V Q701 NC MMBT3904 C708 100N 16V R706 NC 1K R704 100R 1 2 FB702 120 OHM C711 100uF16V C...

Page 35: ...7 28 29 30 CN402 CONN R468 10K C427 220N16V R470 300 OHM C428 100uF16V S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 U404 AO4411 R469 300 OHM R471 100K V5A 2 4 5 7 8 V5A VLCD VLCD R486 NC 100R U405 NC AO3401 RXE0 R...

Page 36: ...G5068 M0D 000 0040 1 110816 10 Key board 1 2 3 4 5 6 7 CN403 CONN C432 680pF 50V R474 3 9K 1 R476 3 9K 1 1 2 ZD405 NC MLVS0402M04 C431 680pF 50V C435 100N 16V R475 3 9K 1 1 2 ZD402 NC MLVS0402M04 C43...

Page 37: ...47uF 16V 1 2 FB603 120 OHM LOUTP 1 PGND 2 PGND 3 LOUTN 4 PVDD 5 MUTE 6 VDD 7 LINN 8 UVP 9 VDC 10 VOLUME 11 HP_LOUT 12 HP_ROUT 13 BYPASS 14 SE BTL 15 AGC 16 RINN 17 GND 18 SD 19 PVDD 20 ROUTN 21 PGND 2...

Page 38: ...80PF 250V C911 470uF 16V R903 200K 1 4W C922 1N 50V R913 47 OHM 1 4W 16V C906 1500PF2KV 5V R911 33 OHM 1 4W D902 1N4007 OTP 1 COMP 2 CS 3 GND 4 OUT 5 VCC 6 HV 8 IC901 LD7750RGR C915 NC 1 2 4 3 L901 30...

Page 39: ...R805 200K 1 8W 1 LED2 LED1 16V R801 0 15 OHM 1 1 4W LED2 LED1 C812 100PF 50V R827 1R 1 R828 1R 1 R814 10R R829 1R 1 LED3 L801 47uH LDR2 LDR1 R846 NC R848 NC R847 NC LED3 LED2 R860 0 OHM 5 1 8W C820 2...

Page 40: ...NAME T P V Top Victory Electronics Co Ltd Key Component B A 3 3 Monday June 20 2011 715G5074 P0A 000 0020 ODM MODEL 03 jump wire 1 2 J9910 JUMPER 1 2 J9909 JUMPER 1 2 J9912 JUMPER 1 2 J9911 JUMPER 1...

Page 41: ...3 100N 16V C777 100uF 16V C770 33P 50V R778 15KOHM 1 16W C767 100N 16V R758 NC 10K 1 10W 5 C761 100N 16V C751 100N 16V R767 NC 10K 1 10W 5 1 2 FB755 120 OHM C774 4 7UF C776 100uF 16V USBUP_DP 31 USBUP...

Page 42: ...et Headset_L Headset_R GND OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component 1 A 3 3 Monday June 27 2011 715G4597 T01 000 0040 02 EAR PHONE G4597 T...

Page 43: ...1 NC MLVS0603M04 0 CONNECTOR MENU Power AUTO 2 0K LBADC1 0V 1 118V MENU LED OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component E B 2 2 Wednesday Mar...

Page 44: ...44 7 PCB Layout 7 1 Main Board 715G5068M01000004I...

Page 45: ...45...

Page 46: ...46 7 2 Power Board 715G5074P01000002M...

Page 47: ...47...

Page 48: ...48...

Page 49: ...49 7 3 USB Board 715G4597T01000004S...

Page 50: ...50 7 4 Key Board 715G4851K02000001S...

Page 51: ...ntainability 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 Use...

Page 52: ...ned Check Power On Off is On Re plug the power cable Replace main board and check connections Check the LED indicate is OK Check the AC power Replace the power board and check connections OK NG OK NG...

Page 53: ...s the power button is OK Check the LVDS FFC cable or panel The end NG OK OK NG Replace the main board Replace the power board and connection Replace the LVDS FFC cable or panel NG The end Replace the...

Page 54: ...y mode Set to the optimal frequency select the recommended frequency Pull out signal cable and check Self Test Feature Check is ok Check the signal cable and the PC Readjust the phase and pixel clock...

Page 55: ...shift Replace the signal cable Pull out the signal cable and check the screen color display is normal The end Replace the signal cable or PC Reset the factory mode In the user mode set the color sett...

Page 56: ...4 Normal color Normal color temp parameter is x 302 30 y 318 30 C MEM CHANNEL 9 Cool color Cool color temp parameter is x 283 30 y 297 30 D MEM CHANNEL 10 sRGB color sRGB color temp parameter is x 313...

Page 57: ...x 283 30 y 297 30 4 Adjust the RED on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN on factory window until chroma 7120 indicator reached the value G 100 6 Adju...

Page 58: ...58 10 Monitor Exploded View...

Page 59: ...ELD USB S2 0D1G1030 8120 SCREW POWER BOARD MAIN_FRAME 11 USB BOARD S3 0D1G1030 6120 SCREW MAIN BOARD MAIN_FRAME 12 MAIN BOARD S4 0Q1G 930 8120 SCREW SHIELD USB REAR COVER 13 POWER BOARD S5 AM1G1740 10...

Page 60: ...C POWER CORD 1500 2nd Source ECN402 095G179J30NH51 FFC CABLE 30PIN 160MM P1 0MM 2nd Source ECN903 095G8014 4R629 HARNESS 4P A2008H 3P A2008H 450MM 2nd Source ECN802 095G8014 6DJ15 HARNESS 6P A2008 6P...

Page 61: ...EPA LABEL Q40G000461541A POP E2752VQ Q40G027N61518A RATING LABEL Q44GF0B1615 2A ARTWORK CARTON AOC E2752VQ Q45G9901609281 N P E BAGX550X750X0 3 Q52G1501526 TAPE ECN402 S95G179T30NH51 FFC CABLE 30PIN 1...

Page 62: ...MHZ 32PF 49U S YC CN601 311GW200A04ABX WAFER 2 0MM 4P C612 067G 3051007PB EC 10UF 20 50V 5 11 CD263 C711 067G 3051013PB EC 105C 100UF M 16V 5 11MM JH CD263 C710 067G 3051013PB EC 105C 100UF M 16V 5 11...

Page 63: ...HIPR MAX0R05 1 16W FENGHUA R463 061G0402000 JF RST CHIPR MAX0R05 1 16W FENGHUA R462 061G0402000 JF RST CHIPR MAX0R05 1 16W FENGHUA R460 061G0402000 JF RST CHIPR MAX0R05 1 16W FENGHUA R458 061G0402000...

Page 64: ...3 061G0402100 JF RST CHIPR 10 OHM 5 1 16W FENGHUA R142 061G0402100 JF RST CHIPR 10 OHM 5 1 16W FENGHUA R441 061G0402100 JF RST CHIPR 10 OHM 5 1 16W FENGHUA R442 061G0402100 JF RST CHIPR 10 OHM 5 1 16W...

Page 65: ...TA I R109 061G0402100 JI TEST ONLY RST 0402 10R 5 1 16W TA I R118 061G0402100 JI TEST ONLY RST 0402 10R 5 1 16W TA I R133 061G0402100 JI TEST ONLY RST 0402 10R 5 1 16W TA I R134 061G0402100 JI TEST ON...

Page 66: ...ENGHUA R483 061G0402102 JF RST CHIPR 1KOHM 5 1 16W FENGHUA R183 061G0402102 JF RST CHIPR 1KOHM 5 1 16W FENGHUA R178 061G0402102 JF RST CHIPR 1KOHM 5 1 16W FENGHUA R170 061G0402102 JF RST CHIPR 1KOHM 5...

Page 67: ...16W TA I R406 061G0402103 JI TEST ONLY RST 0402 10K 5 1 16W TA I R471 061G0402104 JF RST CHIPR 100KOHM 5 1 16W FENGHUA R465 061G0402104 JF RST CHIPR 100KOHM 5 1 16W FENGHUA R459 061G0402104 JF RST CH...

Page 68: ...8 061G0402223 JI TEST ONLY RST 0402 22K 5 1 16W TA I R162 061G0402223 JI TEST ONLY RST 0402 22K 5 1 16W TA I R117 061G0402223 JI TEST ONLY RST 0402 22K 5 1 16W TA I R620 061G04023001FF RST CHIP 3KOHM...

Page 69: ...2 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R473 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R433 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R167 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA...

Page 70: ...1K OHM 5 1 10W FENGHUA R610 061G0603102 JF RST CHIPR 1K OHM 5 1 10W FENGHUA R610 061G0603102 JI TEST ONLY RST 0603 1K 5 1 10W TA I R609 061G0603102 JI TEST ONLY RST 0603 1K 5 1 10W TA I R159 061G0603...

Page 71: ...0412K A CAP CHIP 0402 100NF K 16V X7R C404 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C403 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C153 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C152 0...

Page 72: ...P CHIP 0402 100NF K 16V X7R C143 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C142 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C140 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C139 065G0402104...

Page 73: ...V X7R C128 065G040210412K Y CAP 0402 100NF 10 16V X7R C127 065G040210412K Y CAP 0402 100NF 10 16V X7R C125 065G040210412K Y CAP 0402 100NF 10 16V X7R C124 065G040210412K Y CAP 0402 100NF 10 16V X7R C1...

Page 74: ...65G040222415K 3 NDS ASSIGN CAP CHIP 220NF 16V X5R C112 065G040222415K 3 NDS ASSIGN CAP CHIP 220NF 16V X5R C427 065G040222415K T CAP CHIP 0402 220NF K 16V X5R C409 065G040222415K T CAP CHIP 0402 220NF...

Page 75: ...1UF 10 16V X7R C627 065G060310512K T CAP 0603 1UF 10 16V X7R C624 065G0603225A5K M CAP MLCC 0603 2 2UF K 10V X5R C624 065G0603225A5K T CAP 0603 2 2UF 10 10V X5R C421 065G060333031J 3 MLCC 0603 33PF 5...

Page 76: ...805 120R 25 FB405 071G 56K121 HF CHIP BEAD 0805 120R 25 FB404 071G 56K121 HF CHIP BEAD 0805 120R 25 FB403 071G 56K121 HF CHIP BEAD 0805 120R 25 FB402 071G 56K121 HF CHIP BEAD 0805 120R 25 FB401 071G 5...

Page 77: ...TKY BAT54C HAF 0 2A 30V SOT 23 D101 093G 64 42 P BAV70 SOT23 BY PAN JIT D102 093G 64 42 P BAV70 SOT23 BY PAN JIT D101 093G 64 42SEM SWITCHING BAV70 215MA 75V SOT 23 D102 093G 64 42SEM SWITCHING BAV70...

Page 78: ...8 8 MM C752 067G315M1013HV EC 100UF 20 16V 6 3 7 C753 067G315M1013HV EC 100UF 20 16V 6 3 7 C776 067G315M1013HV EC 100UF 20 16V 6 3 7 C777 067G315M1013HV EC 100UF 20 16V 6 3 7 C779 067G315M1013HV EC 10...

Page 79: ...0KOHM 5 1 16W FENGHUA R753 061G0402104 JF RST CHIPR 100KOHM 5 1 16W FENGHUA R762 061G0402104 JF RST CHIPR 100KOHM 5 1 16W FENGHUA R726 061G0402104 JT RST CHIP 100K 1 16W 5 TZAI YUAN R753 061G0402104 J...

Page 80: ...02 100N 16V X7R 10 C764 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C763 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C762 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C759 065G040210412K 3 CAP...

Page 81: ...5G040233031J A CAP 0402 33PF 5 50V NP0 C765 065G040233031J A CAP 0402 33PF 5 50V NP0 C765 065G040233031J Y CAP CHIP 0402 33P 50V NP0 5 C770 065G040233031J Y CAP CHIP 0402 33P 50V NP0 5 C710 065G060310...

Page 82: ...3G253S 6 M COMMON FILTER CHOKE 90 OHM HF L752 073G253S 6 M COMMON FILTER CHOKE 90 OHM HF L751 073G253S 6 M COMMON FILTER CHOKE 90 OHM HF L755 073G253S 6 DN COMMON FILTER CHOKE 90 OHM HF L754 073G253S...

Page 83: ...HA T901 080GL19P 17DN1 X FMR 500UH 5 10UH LZ PJ004 R00 PQ38 CN901 087G 501 48 S AC SOCKET 3PIN 3 HOLE BD901 093G 50460 50 BRIDGE GBL08 4A 800V GBL CN902 095G 825 7DM01 HARNESS 7P SCN 9P 200MM FQE11134...

Page 84: ...FT RST 0603 6R8 1 1 10W R860 061G0805000 JT RST 0805 0 05R MAX 1 8W R934 061G0805102 JT RST CHIPR 1K OHM 5 1 8W TZAI YUAN R926 061G0805102 JT RST CHIPR 1K OHM 5 1 8W TZAI YUAN R931 061G0805104 JT RST...

Page 85: ...1 4W TZAI YUAN R916 061G1206914 JT RST CHIPR 910 KOHM 1 4W TZAI YUAN R917 061G1206914 JT RST CHIPR 910 KOHM 1 4W TZAI YUAN R918 061G1206914 JT RST CHIPR 910 KOHM 1 4W TZAI YUAN C815 065G060333412K A...

Page 86: ...52M68152T SY RST MOF 680R 5 2WS R935 061G152M68152T SY RST MOF 680R 5 2WS C931 065G 1K471 2T6921 CAP CER 470PF 1KV K Y5P C906 065G 2K152 2T6921 CAP CER 1500PF K 2KV Y5P C910 067G 2046812KT CS CAP 680U...

Page 87: ...95G 90 23 JUMPER WIRE J9008 095G 90 23 JUMPER WIRE J9010 095G 90 23 JUMPER WIRE J9011 095G 90 23 JUMPER WIRE J9012 095G 90 23 JUMPER WIRE 715G5074P01000002M PWR PCB FR2 CTI 600 SS 170 210 1 6MM FB906...

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