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Service Manual AOCi2252VW

2.3 OSD User mode adjustment

a) OSD Menu a

djustment steps:

1. Press

to activate OSD main menu, Touch

+/ -

button may select other Menu item..

2. Press

button to select items of each main menu.Touch

+/ -

to move and select.

3. Press

may select item you wish to enter. Touch

+/ -

to adjust item you selected.

4. Press

button to enter,

5. Press

AUTO

to EXIT OSD

6. Repeat steps 2-5 to adjust an additional item,

Содержание i2252VWH

Страница 1: ...Service Manual AOCi2252VW 1 LCD Custom AOC Model i2252VWH 715G4641 Scalar IC NT68677 This manual applies to mainboard715G4641 Scalar IC NT68677...

Страница 2: ...Service Manual AOCi2252VW 2 REVISION LIST Version Release Date Revision History Model TPV Model No Editor A00 Aug 18 2011 Initial Release AOCi2252VWH HIBGNZ6BAXK2DNJ TPV BJ Rainsun...

Страница 3: ...6 LED connector Interface 16 4 Block Diagram 17 4 1 LCD Block Diagram 17 4 2 MainBoard Block Diagram 17 4 3 Power Board Block Diagram 18 4 4 Software Flow Chart 19 5 Circuit Schematic 20 5 1 Main Boa...

Страница 4: ...V TTL H Frequency 30kHz 80kHz V Frequency 56Hz 75Hz Audio HDMI Line input Input output Connector D Sub 15pin DVI 24pin HDMI 3 5 Dot Clock 165MHz Plug Play VESA DDC2B DDC CI Power Consumption ON Mode...

Страница 5: ...35 16kHz 56 25Hz 800 600 37 879kHz 60 317Hz 800 600 48 07kHz 72 188Hz 800 600 46 875kHz 75Hz XGA 1024 768 48 363kHz 60Hz 1024 768 56 476kHz 70Hz 1024 768 60kHz 75Hz 1280 720 45kHz 60KHz WXGA 1600 900...

Страница 6: ...GA Connector layout 1 5 6 10 11 15 1 5 DVI Connector Pin No Description Pin No Description 1 TMDS Data 2 13 TMDS Data 3 2 TMDS Data 2 14 5V Power 3 TMDS Data 2 4 Shied 15 Ground for 5V 4 TMDS Data 4 1...

Страница 7: ...13 TMDS Clock Shield 2 TMDS Data2 Shield 14 TMDS Clock 3 TMDS Data2 15 CEC 4 TMDS Data1 16 Reserved N C on device 5 TMDS Data1 Shield 17 SCL 6 TMDS Data1 18 SDA 7 TMDS Data0 19 DDC CEC Ground 8 TMDS...

Страница 8: ...r and power indicator Green Orange 2 Menu Enter Active main menu while no OSD display enter next level on main menu or sub menu status or enter last level on adjustment bar Select Exit icon then press...

Страница 9: ...main menu Touch button may select other Menu item 2 Press MENU button to select items of each main menu Touch to move and select 3 Press MENU may select item you wish to enter Touch to adjust item yo...

Страница 10: ...Service Manual AOCi2252VW 10...

Страница 11: ...Service Manual AOCi2252VW 11...

Страница 12: ...Service Manual AOCi2252VW 12 b hotkey OSD Menu as shown below AUTO Source selection Volume _ Clear vision mode...

Страница 13: ...Service Manual AOCi2252VW 13 2 4 OSD Locked When press to switched on the monitor while holding press the menu button the menu will be locked Again the OSD menu is non locked...

Страница 14: ...ertical by 1920horizontal pixel array Each pixel is divided into Red Green and Blue sub pixels or dots which are arranged in vertical stripes Gray scale or the brightness of the sub pixel color is det...

Страница 15: ...Service Manual AOCi2252VW 15 3 3 Electrical Characteristics LED array ELECTRICAL CHARACTERISTICS 3 4 TFT LCD Module Block Diagram...

Страница 16: ...Service Manual AOCi2252VW 16 3 5 LCD module input terminal pin assignment 3 6 LED connector Interface LED connector on Backlight Unit pin configuration CI1406M1HRB NH...

Страница 17: ...MCU U401 D Sub CN101 EEPROM MX25L2026DM1I U402 Key Board Control CN401 402 Voltage converter 5V 5V 3 3V 1 8V DVI CN102 HDMI CN501 Line in CN601 Audio U601 Ear CN603 CN604 AC DC 5V 12V 715G4750 Power...

Страница 18: ...g Signal 8A 700V Protection Circuit AC Input Condenser AUDIO 2 10A 200V Input Filter Feedback Circuit 5V Output Feedback Circuit LD7750RGR MMD 21 5 LIPS Block Diagram Bridge Rectification Rectifier Di...

Страница 19: ...GlobalVariables Initial_MCU Device while InputTiming ModeHandler MenuHandler DebugHandler if standby mode Brightness Contrast Language InputType InputTimingStableCounter OsdCounter PowerDownCounter LE...

Страница 20: ...DMI1_SDA HDMI1_SCL DET_HDMI1 CEC_CTRL HDMI1_HPD DDC_WP 5V_SB 04 SCALER 4 SCALER RIN GNDR GIN GNDG BIN GNDB HSYNC VSYNC DDCA_SDA DDCA_SCL DVI_SCL DVI_SDA RX0 RX0 RX1 RX1 RX2 RX2 RXC RXC DET_VGAI DET_DV...

Страница 21: ...W 5 GREEN PC4 R142 10R 1 16W 5 GNDG 5 R111 47R 1 16W 5 ESD_VGA C124 NC 100N16V R119 100R 1 16W 5 R117 0R05 1 10W C122 NC 100N16V ESD_DVI HSI RXC 5 PC4 VGA5V R133 4K7 1 16W 5 BLUE R126 47R 1 16W 5 C106...

Страница 22: ...Shield D1 D0 D0 Shield D0 CK CK Shield CK CE Remote NC DDC CLK DDC DATA GND 5V HP DET TH3 TH4 TH5 HDMI1 D0 R155 4K7 1 16W 5 U109 AZC399 04S 1 2 3 4 5 6 I O1 GND I O2 I O3 VDD I O4 DET_HDMI1 5 5V_SB H...

Страница 23: ...01 LMBT3904LT1G CN701 CONN 1 2 3 4 5 6 7 8 9 C750 100N16V on_Panel 5 PB2 PD6 C714 100N16V C712 100N16V PWMB ON OFF DIM U704 G1117 18T43Uf 3 2 1 VIN VOUT GND R705 10K 1 16W 5 C715 NC 100N16V C703 100uF...

Страница 24: ...8 4K7 1 16W 5 RESET R425 0R05 1 16W R408 100R 1 16W 5 PB0 PC7 29 VCC3 3 DVI_VCC VCC3 3 C403 10uF 16V FB450 NC 120 OHM 1 2 C415 10uF 16V OSCI KEY2 DET_DVI5V R429 470OHM 5 1 10W C413 10uF 16V C406 100N1...

Страница 25: ...1 i2252Vwh A 6 8 Monday August 15 2011 715G4641 M01 000 0040 5 PANEL INTERFACE 715G4641 M01 000 0040 1 110808 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd K...

Страница 26: ...16W 5 Audio_SD 5 G 2 R617 NC 750R 1 10W 5 AIN_L R606 470R 1 16W 5 OUTR SE 1 OUTL C608 470pF 50V VOL R627 0R05 1 16W C606 0 47UF 10V OUT L FB602 120 OHM 1 2 R630 100R 1 16W 5 U601 PAM8007NHR 1 4 6 24 3...

Страница 27: ...0V C917 100N 50V D902 PS1010R 16V R913 47 OHM 1 4W R940 0 OHM 5 1 8W C916 47UF 35V HS2 HEAT SINK D901 1 2 C920 680PF 250V C905 0 22UF275V F901 FUSE R904 200K 1 4W D904 1N4148 B4006 R905 6 8K 1 4W R918...

Страница 28: ...v Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component R840 NC R824 NC D801 3A 100V 1 2 R838 NC L801 22uH DR R811 1K 1 8W C801 470N 25V R815 1K 1 8W R853 0 OHM 5 1 8W R8...

Страница 29: ...Ltd Key Component UP R004 1K 1 10W 1 118V LBADC1 SW002 SW LBADC2 1K UB SUR LED001 1 3 2 ZD001 MLVS0603M04 1 2 SGND 2 0K JR001 0 OHM 5 1 8W AUTO SW001 SW LED_1 LED C001 0 1uF 50V ZD002 MLVS0603M04 1 2...

Страница 30: ...Service Manual AOCi2252VW 30 6 Monitor exploded view...

Страница 31: ...Service Manual AOCi2252VW 31 7 PCB Layout 7 1 MainBoard 715G4641 M01...

Страница 32: ...Service Manual AOCi2252VW 32...

Страница 33: ...Service Manual AOCi2252VW 33 7 2 PowerBoard 715G4750 P02...

Страница 34: ...Service Manual AOCi2252VW 34...

Страница 35: ...Service Manual AOCi2252VW 35 7 3 Converter Board 1 715G4013P02...

Страница 36: ...Service Manual AOCi2252VW 36 7 4 KeyBoard715G4851...

Страница 37: ...ope 3 Pattern Generator 4 DDC Tool with Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual 9 repair tools etc 8 2 Disassembly SOP appropriate tools Phillips screw...

Страница 38: ...Service Manual AOCi2252VW 38 Disassembly SOP Separation Stand 4 Remove screws Rear...

Страница 39: ...Service Manual AOCi2252VW 39...

Страница 40: ...icture is normal Please reinsert and make sure the AC 100 240V is normal Reinsert or check the power section Check 5V CN404 3 3V U404 2 1 8V Q409 Q410 Panel Vcc Q405 Check X401 waveform Replace U402 U...

Страница 41: ...For the white screen Replace X401 Check around device Updata soft Replace U402 U403 U401 NG NG NG NG OK OK OK OK Check flow chart for the no signal No picture Check signal wire Check U404 Vout 3 3V Q...

Страница 42: ...e of IC901 8pin check component R904 R932 Check T901 1 3 out Vcc Check D901 R909 C903 Check IC901 drive out Check MOS Q901pin G D Check replace IC901 Check R910 R938 Q901 T901pri Around component Chec...

Страница 43: ...voltage 12V Return check Power Check main board After Power off check Q805 Q808 R804 C825 Check IC801 6pin RT waveform Check aroud component Replace IC801 Check IC801 out9 10pin Check Q802 waveform Ch...

Страница 44: ...heck flow chart For the key board OSD is unstable or not working Is Key Pad Board connecting normally Is Button Switch normally Is Key Pad Board normally Check Main Board Connect Key Pad Board Replace...

Страница 45: ..._i2252Vwh_NT68677_LPL_LM215WF3_SLC1 CBPCBNZK2J1 CONVERSION G4641 M01 000 0040 1 110808 Step1 Connection 1 Connect one end of the USB line cable to the PC the other to connect the ISP tool 715GT089 B 2...

Страница 46: ...Service Manual AOCi2252VW 46...

Страница 47: ...al AOCi2252VW 47 Step3 Run 1 To Run TOOL In the Start program in the writer icon as shown 2 Click Option FE2P Mode Enable TOOL withhold HDCP KEY select setup ISP tool FTDI Confirm Change The figuer is...

Страница 48: ...Service Manual AOCi2252VW 48...

Страница 49: ...Service Manual AOCi2252VW 49 3 Click Option select WP pin The figuer is as follows...

Страница 50: ...Service Manual AOCi2252VW 50 4 click ISP ON The figuer is as shown OK 5 Click Load File Find software file The figuer is as follows...

Страница 51: ...specs then re writing DDC is necessary 1 Prepared the PC with Windows XP system DDC recording device 12V for figure below 2 Connect the DDC recording device and the PC through PC parallel port 3 setup...

Страница 52: ...Service Manual AOCi2252VW 52...

Страница 53: ...Service Manual AOCi2252VW 53...

Страница 54: ...s MENU button and hold At the same time plug the power cord to turned on the Power Then click the menu button the monitor will may enter Factory OSD Menu Factory OSD Menu will appear in the screen By...

Страница 55: ...Service Manual AOCi2252VW 55...

Страница 56: ...NT68677_LPL_LM215WF3_SLC1 0 CBPCBNZK2J1 CONVERSION G4641 M01 000 0040 1 110808 1 ADPC11605AD2J POWER G4750 P02 000 0010 110531 1 GND2 009G6005 1 GROUND TERMINAL 1 GND1 009G6005 1 GROUND TERMINAL 1 IC9...

Страница 57: ...A93507 D903 ASS Y 1 051G 200 1 OIL FOR DISAPPEAR 0 1 D903 093G 60278 SCHOTTKY SP1060 10A 60V ITO 220AB 1 D903 093G 60507 SCHOTTKY SRF1060 C0 10A 60V ITO 220AB 2nd source D903 093G 60526 SCHOTTKY MBRF1...

Страница 58: ...1206470 JT RST CHIPR 47 OHM 5 1 4W TZAI YUAN 1 R913 061G1206470 JT RST CHIPR 47 OHM 5 1 4W TZAI YUAN 1 R902 061G1206470 JT RST CHIPR 47 OHM 5 1 4W TZAI YUAN 1 R901 061G1206470 JT RST CHIPR 47 OHM 5 1...

Страница 59: ...d source R903 061G152M10452T SY RST MOFR 100KOHM 5 2WS FUTABA 1 R919 061G152M39852T RST MOFR 0 39 OHM 5 2WS 1 R935 061G152M68152T HX RST MOF 680R 5 2W 2nd source R932 061G152M68152T HX RST MOF 680R 5...

Страница 60: ...EF TSSOP28 1 Q806 057G 763 92 FET P8008HV 4A 80V SOP 8 0 Q806 057G 763947 MOSFET APM8005KCTRG SOP 8 1 R819 061G06031001FF RST CHIPR 1 KOHM 1 1 10W FENGHUA 1 R819 061G06031001FY RST CHIPR 1KOHM 1 1 10W...

Страница 61: ...1 1 4W 1 R812 061G12061507FF RST 1206 0 15R 1 1 4W 1 C806 065G060310131J Y CAP CHIP 0603 100P 50V NP0 5 1 C802 065G060368332K Y CHIP 0603 68NF 50V X7R 1 C810 065G080510432K F CAP CHIP 0805 0 1UF K 50...

Страница 62: ...056G 662 21 IC AOZ8804DI DFN 10 1 U110 056G 662 21 IC AOZ8804DI DFN 10 1 U109 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L 1 U107 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L 1 U106 056G 662 48...

Страница 63: ...16W 5 TZAI YUAN 1 R162 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN 1 R119 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN 1 R118 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN 1 R115 061G0402101 JT...

Страница 64: ...CHIP 33K 1 16W 5 TZAI YUAN 1 R612 061G0402333 JT RST CHIP 33K 1 16W 5 TZAI YUAN 1 R440 061G04023901FF RST CHIPR 3 9KOHM 1 1 16W FENGHUA 1 R439 061G04023901FF RST CHIPR 3 9KOHM 1 1 16W FENGHUA 1 R438 0...

Страница 65: ...IP 0402 100nF 16V X7R 1 C123 065G040210412K T CAP CHIP 0402 100nF 16V X7R 1 C119 065G040210412K T CAP CHIP 0402 100nF 16V X7R 1 C118 065G040210412K T CAP CHIP 0402 100nF 16V X7R 1 C117 065G040210412K...

Страница 66: ...47NF 10 16V X7R 1 C103 065G040247312K T CAP 0402 47NF 10 16V X7R 1 C104 065G040247312K T CAP 0402 47NF 10 16V X7R 1 C108 065G040247312K T CAP 0402 47NF 10 16V X7R 1 C109 065G040247312K T CAP 0402 47N...

Страница 67: ...9G301 EM CHIP BEAD 0603 300R 25 200mA 1 FB106 071G 59G301 EM CHIP BEAD 0603 300R 25 200mA 1 FB101 071G 59K190 B CHIP BEAD 0603 19 OHM FCB1608KF 190T05 2nd source FB102 071G 59K190 B CHIP BEAD 0603 19...

Страница 68: ...GP32032M G307 ZY 50 C 0 SMTKEPCBJA8 KEY BOARD FOR SMT 1 JR001 061G0805000 JT RST 0805 0 05R MAX 1 8W 1 R002 061G0805000 JT RST 0805 0 05R MAX 1 8W 1 R004 061G08051001FT RST CHIP 1K 1 8W 1 1 R001 061G...

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