AOC V27M Operations Instructions Page 1

27" Flat Wide Monitor AOC V27m 1 Service Service Service

10 3. Input/Output Specification 3.1 Connectors D-sub Pin No. Description Pin No. Description 1 Red Video 9 ＋5V Power 2 Green Video 10 GND

11 3.2 Factory Preset Timing VESA MODES Horizontal Vertical Mode Resolution Total Nominal Frequency+/- 1kHz Sync PolarityNominal Frequency +/-

12 4. Mechanical Instructions 1. Remove the BASE Unscrew the screw from base bracket to remove the base as Fig 1. Fig 1 2. Remove the I/O and HDMI.

13 3. Remove the REAR COVER. Unscrew the 4 screws to remove REAR COVER as Fig 3. Fig 3 4. Remove the AL TAPE. Remove all the AL TAPE as Fig 4.

14 Fig 4 5. Remove the SHIELD and HINGE. Unscrew the 6 screws to remove SHIELD and HINGE as Fig 5. Fig 5

15 6. Remove the all the PIN, FFC. Fig 6 7. Remove the AC socket. Fig 7

16 8. Remove the SPEAKERS. Fig 8 9. Remove the IR BOARD. Fig 9

17 10. Remove the KEY BOARD. Fig 10

18 5. Repair Flow Chart 1). No power OK NG No power Check power cable is tightened? Check Power “On/Off” is “

19 2). No Video No Video (Power LED Blue) Press the power button is OK? Check the LVDS/FFC cable or panel The end

2 Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedur

20 3). DIM OK The end OK The end OK The end DIM (image overlap, focus or flicker) Reset in factory mode Se

21 4). Color is not optimal NGColor is not optimalMiss color Color shift Replace the signal

22 6. PCB Layout 6.1 Main Board 715G3678M01000004L

23 6.2 Power Board 715G3677P01000001S

24 6.3 Key Board 715G3752K01000004S

25 6.4 IR Board 715G3413 2

26 7. Adjustment It’s no need to adjust white balance for this model. Enter into the factory mode: Pull out the power cord firstly, when press the “

27 8. Block Diagram 8.1 Main Function

28 8.2 Main Power IFADC3_3V(HDMI)YPP3_3V+5V_MAIN:2012.4mA80% efficiencyVD3_3VU705+12V_AUDIO:676mA1938.92mA3mAM25P16YPP1_2V: Max_50mAD1_2VIR SENSER

29 9. Schematic Diagram 9.1 Main Board 715G3678M01000004K D1_2VRTD_BIN+6HD2-7VGA_VSYNC6PB2AUDIO_SD_RTD 8D3_3VYPBPR_AUDI O_L5PB[0..9] 4R4154.7K 1/16

3 Revision List Version Release Date Revision Instructions TPV Model A00 Jul.16, 2010 Initial Release JF9MR3NL2XIGDN JFAAR3NB2XK2DN JFAAR3NL2XI

30 PA[0..9]3Q4052N3904S-RTK/PSRXE1-RXO3+RXE2-RXO0-FB415120 OHM1 2RXE3-CN402CONN123456789101112131415161718192021222324252627282930PB3STB3RXO0+PA5PB9R

31 C133470pF 50V(S-V_Y1-)FB111 30 OHM1 2CVBSS-V_C2+FB127 121 OHM1 2Y1-C105NC/330pF 50VS-V_C1+AV_CVBS+AV_AUD _L2FB101 120 OHM1 2C116470pF 50VCN105CONN

32 C14722pF 50VR141 100OHM1/16WVGA_VSY NC3R1584.7K 1/16WRTD_RIN+ 3C142 47nF 16VFB125 30 OHM1 2FB120 430 OHM1 2R153 100OHM1/16WVGA_R+R170 0R05 1/10WC1

33 Q5012N3904S-RTK/PSC501100N16VU504AT24C02BN-SH-T12345678A0A1A2GNDSDASCLWPVCCZD501RLZ5.6BHD0+ 3HD2+HDMI_D0-TMDS3_3V 3WP 6HDMI_SCL+5V_MAINWP_EDID3R51

34 Q6022N3904S-RTK/PSR62010K+-5%1/16WGAIN(dB)DCustom68Monday , June 28, 2010715G3678-M0C-000-0040<称爹>AUDIO AMPLIFIERG3678-M01-X-X-2-20100325OEM

35 Q702NC/MMBT3904C710NC/100N 50VD705NC/RB520S3012A_GNDR734 NC/0R05OHM1/8W31VL708NC/2.2uHR711 NC/100OHM1/16WC703NC/10U 16VL701NC/180uHL709NC/10uHQ706

36 +C732100uF/25VR758 0R 05 1/ 16WC7504.7UF 10VC74710uF 25VD702SM840B1_2VC7381N 50VC7621N 50VC742100N16VDC _12VC744150pF 50VC74533N 50VC760100N 50V+5

37 9.2 Power Board 715G3677P01000001S R912220 OHM 1/4WR9140R33 5% 2WR93810K 1/8WSCK084R910 10 OHM D9031N4148CT1COMP2CS3GND4OUT5VCC6NC7HV8IC901LD7576

38 S1G2S3G4D8D7D6D5Q802AO4614R8102R2 OHM1/8WC8195pF/3KVR80810K 1/10WC82312pF/3KVON/OFFR836100K 1/10W+5V+19VR8335.1K 1/8WENA:0V-->OFF ; 3V~5V-->

39 9.3 Key Board 715G3752K01000004S 1 2435SW006SW1234 5CN001CONNR00482K 1/16WR00520K 1/16W 1%R00610K 1/16Wswitch change to SMT typeconnector change t

4 1. General Specification Model V27m Panel Size (Diagonal) 686mm (27”) Native Resolution 1920 x1080 Viewing Angle Horizontal:170° / Vertic

40 9.4 IR Board 715G3413-2 C053100nF 16VC054100nF 16VLED_ALED_BVCC_3V3R054 39K 1/16W 1%C052100nF 16VAMBERBLUESW051TACT SW +LED13 425 6IRRVQ0512N3904S

41 10. Exploded View

42 Exploded Parts List No. Description Q’ty 1 WASHER 1 2 SPEAKER PLATE 1 3 BEZEL 1 4 PLAN BUTTON 1 5 FUNCTION-KEY 1 6

4311. BOM List Note: The parts information listed below are for reference only, and are subject to change without notice. Please go to http://cs.tpv

44U504 056G1133918 IC AT24C02BN-SH-T 8-SOIC U103 056G1133918 IC AT24C02BN-SH-T 8-SOIC SMTC9-U402 100GARMG001NT1 MCU ASS'Y-056G1133 97 SMTC

45U504 056G1133918 IC AT24C02BN-SH-T 8-SOIC U401 056T 562233 IC RTD2663 -GR EPAD LQFP-128 U601 056T 616 48 IC TPA3121D2PWPR 15W HTSSOP-24 Q403

46R507 061G0402000 JY RST CHIPR 0 OHM +-5% 1/16W YAGEO R508 061G0402000 JY RST CHIPR 0 OHM +-5% 1/16W YAGEO R509 061G0402000 JY RST CHIPR 0 OH

47R142 061G0402101 JY RST CHIPR 100 OHM +-5% 1/16W YAGEO R143 061G0402101 JY RST CHIPR 100 OHM +-5% 1/16W YAGEO R144 061G0402101 JY RST CHIPR

48R640 061G0402104 JF RST CHIPR 100KOHM +-5% 1/16W FENGHUA R437 061G0402104 JY RST CHIPR 100KOHM +-5% 1/16W YAGEO R516 061G0402104 JY RST CHIP

49R740 061G0402472 JF RST CHIPR 4.7KOHM +-5% 1/16W FENGHUA R753 061G0402472 JF RST CHIPR 4.7KOHM +-5% 1/16W FENGHUA R427 061G0402472 JF RST CH

5 2. Operating Instructions 2.1 Control Panel and Interface Side panel Signal source: Press button to enter the interface of signal source select

50R748 061G04026201FY RST CHIP 6.2K 1/16W 1% R639 061G04026201FY RST CHIP 6.2K 1/16W 1% R638 061G04026201FY RST CHIP 6.2K 1/16W 1% R637 061G0

51C148 065G040210031J A CAP CHIP 0402 10PF J 50V NPO C148 065G040210031J Y CAP CHIP 0402 10P 50V NPO +/-5% C752 065G040210131J A

52C409 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C408 065G040210412K A CAP CHIP 0402 100NF K 16V X7R C407 065G040210412K A

53C116 065G040247131J A CAP CHIP 0402 470PF J 50V NPO C101 065G040247131J A CAP CHIP 0402 470PF J 50V NPO C133 065G040247131J A

54C745 065G060333332K F CAP CHIP 0603 33NF K 50V X7R C749 065G060333332K F CAP CHIP 0603 33NF K 50V X7R C745 065G060333332K Y C

55FB406 071G 56V301 B CHIP BEAD FCM2012VF-301T07 BULLWILL FB407 071G 56V301 B CHIP BEAD FCM2012VF-301T07 BULLWILL FB408 071G 56V301 B CHIP

56ZD109 093G 64 37 N VPORT0603100KV05 ZD110 093G 64 37 N VPORT0603100KV05 ZD111 093G 64 37 N VPORT0603100KV05 ZD112 093G 64 37 N VPO

57FB002 071G 59B431 M CHIP BEAD 430 OHM SW001 077G 606 5B CJ TACT SWITCH SMT 5PIN SW002 077G 606 5B CJ TACT SWITCH SMT 5PIN SW003 077G 606

58L904 073G 253 91 H CHOKE COIL L904 073G 253 91 L CHOKE BY LI TA L904 073G 253 91 V CHOKE COIL 3.5UH+-10% L905 073G 253194 L CHOK

59Q804 057G 763111 FET APM4568AKC-TRG 40V/6.5A SOP-8 R926 061G06031001FF RST CHIPR 1KOHM +-1% 1/10W FENGHUA R926 061G06031001FY RST CHIPR 1KOH

6 Video/S-Video Input: Connect the Video or S-Video cable to the DVD player, CD player, Video Recorder, or Camcorder, etc. Audio Input: Connect the

60R813 061G0805229 JT RST CHIPR 2R2 +-5% 1/8W TZAI YUAN R803 061G0805229 JT RST CHIPR 2R2 +-5% 1/8W TZAI YUAN R980 061G0805303 JF RST CHIPR 30

61R905 061G1206822 JF RST CHIPR 8.2KOHM +-5% 1/4W FENGHUA R904 061G1206822 JT RST CHIPR 8.2 KOHM 1/4W TZAI YUAN R905 061G1206822 JT RST CHI

62C805 065G080582131J Y CAP CHIP 0805 820P 50V NPO +/-5% C826 065G080582231J F CAP CHIP 0805 8.2NF 50V NPO C825 065G080582231J F

63D806 093G 6451652T 1N4148 D903 093G 6451652T 1N4148 J922 095G 90 23 JUMPER WIRE J921 095G 90 23 JUMPER WIRE J919 095G 90 23 JUMPER

64 Q45G 76 28 RN R PE BAG MANUAL Q70G27C1615 2A V27M CD MANUAL 040G 58162435A P/N LABEL FOR MANUAL PE BAG Q26G 800504 2B BARCO

7 PC Signal and PC Audio Input: Connect the PC to the PC input connector on the back of the monitor with a VGA cable. Also connect the audio cable

8 Contrast This adjusts the screen contrast. The adjustment range is between 0 and 100. Color Saturation This adjusts the scree

9 Menu Language This sets the language used ,for the OSD. There are 24 available languages including English and Simplified Chinese. Aspect Ratio