AOC E2460PWHU Service Manual Download Page 48 | Manualshive

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AOC E2460PWHU Service Manual Download Page 48

Service Manual I2460PWHU

48

9. Maintainability

9.1 Trouble Shooting

Main Board---

No Power

No power

Press power key and look if
the picture is normal

Please reinsert and make sure the AC
100-240V is normal?

Reinsert or check the power section

Check 5V-CN101, 3.3V-U103-2;
1.8V-U104,Panel-Vcc-Q104

Check X401 waveform

Replace U402/U401

Replace X401

OK

NG

Check & replace
CN101,U103,U104,Q104,

NG

NG

NG

OK

OK

Check flow chart

For the no power

PDF

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Summary of Contents for E2460PWHU

Page 1: ...Service Manual I2460PWHU 1 AOC Model I2460PWHU PDF pdfFactory Pro www fineprint cn...

Page 2: ...Manual I2460PWHU 2 Revision List Version Date Revision History TPV Model Name Editors Redactor A00 Aug 25 2012 Initial release HDCKT72DBVA1DNJ TPV BJ Winner HDCKT72DBVA1DNZ PDF pdfFactory Pro www fine...

Page 3: ...eral Features 24 5 3 Absolute Max Ratings 26 5 4 Electrical Characteristics 26 5 5 Interface connection 27 6 Block Diagram 29 6 1 LCD Block Diagram 29 6 2 Main Board Block Diagram 29 6 3 Power Board B...

Page 4: ...20 x 1080 60 Hz Plug Play VESA DDC2B CI Input Connector D Sub 15pin DVI 24pin HDMI Input Video Signal Analog 0 7Vp p standard 75 OHM TMDS Power Source 100 240V 50 60Hz Power Consumption Active 42 W ty...

Page 5: ...GA 800 600 60Hz 37 879 60 317 SVGA 800 600 72Hz 48 077 72 188 SVGA 800 600 75Hz 46 875 75 000 SVGA 832 624 75Hz 49 725 74 551 XGA 1024 768 60Hz 48 363 60 004 XGA 1024 768 70Hz 56 476 70 069 XGA 1024 7...

Page 6: ...6 2 Setup 2 1 Contents in Box Note Not all signal cables HDMI cables will be provided for all countries and regions Please check with the local dealer or AOC branch office for confirmation PDF pdfFact...

Page 7: ...ended to look at the full face of the monitor then adjust the monitor s angle to your own preference Hold the stand so you will not topple the monitor when you change the monitor s angle You are able...

Page 8: ...ble to the back of the monitor and connect the other end to the computers D Sub port 3 Connect one end of the DVI cable to the back of the monitor and connect the other end to the computers DVI port 4...

Page 9: ...the wall mounting arm 3 Place the wall mounting arm onto the back of the monitor Line up the holes of the arm with the holes in the back of the monitor 4 Insert the 4 screws into the holes and tighten...

Page 10: ...Press or to adjust volume Only for the models with speakers Eco DCR i Care Press the Eco key continuously to select the Eco mode of brightness and DCR I Care on when there is no OSD Eco mode hot key...

Page 11: ...to adjust 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...

Page 12: ...ual I2460PWHU 12 Luminance 1 Press Menu to display menu 2 Press or to select Luminance and press to enter 3 Press or to select submenu and press to enter 4 Press or to adjust PDF pdfFactory Pro www fi...

Page 13: ...Service Manual I2460PWHU 13 5 Press to exit PDF pdfFactory Pro www fineprint cn...

Page 14: ...l I2460PWHU 14 Image Setup 1 Press Menu to display menu 2 Press or to select Image Setup and press to enter 3 Press or to select submenu and press to enter 4 Press or to adjust PDF pdfFactory Pro www...

Page 15: ...Service Manual I2460PWHU 15 5 Press to exit Color Setup 1 Press Menu to display menu 2 Press or to select Color Setup and press to enter PDF pdfFactory Pro www fineprint cn...

Page 16: ...Service Manual I2460PWHU 16 3 Press or to select submenu and press to enter 4 Press or to adjust 5 Press to exit PDF pdfFactory Pro www fineprint cn...

Page 17: ...U 17 Picture Boost 1 Press Menu to display menu 2 Press or to select Picture Boost and press to enter 3 Press or to select submenu and press to enter 4 Press or to adjust 5 Press to exit PDF pdfFactor...

Page 18: ...Service Manual I2460PWHU 18 OSD Setup 1 Press Menu to display menu 2 Press or to select OSD Setup and press to enter 3 Press or to select submenu and press to enter PDF pdfFactory Pro www fineprint cn...

Page 19: ...Service Manual I2460PWHU 19 4 Press or to adjust 5 Press to exit Extra 1 Press Menu to display menu 2 Press or to select Extra and press to enter PDF pdfFactory Pro www fineprint cn...

Page 20: ...Service Manual I2460PWHU 20 3 Press or to select submenu and press to enter 4 Press or to adjust 5 Press to exit Exit 1 Press Menu to display menu PDF pdfFactory Pro www fineprint cn...

Page 21: ...HU 21 2 Press or to select Exit and press to enter 3 Press to exit Exit Exit the main OSD 3 3 LED Indicator status LED Color Full Power Mode Green or Blue Active off Mode Orange or Blue PDF pdfFactory...

Page 22: ...GA Connector layout 4 2 DVI Interface 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 16 Hot Plug Dete...

Page 23: ...Data0 21 Hot Plug Detect 10 TMDS Clock 22 HDMI Connector layout 4 4 Plug and Play Plug Play DDC2B Feature This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD It al...

Page 24: ...e arranged in vertical stripe and this module can display 16 7M colors The TFT LCD panel used for this module is adapted for a low reflection and higher color type 5 1 Panel Block Diagram 5 2 General...

Page 25: ...rtical stripe Display colors 16 7M colors Display mode Normally Black Dimensional outline 544 8 H 320 5 V 9 6 D typ mm Weight 2200 Typ g Surface Treatment Haze 25 3H Back light Lower edge side 1 LED L...

Page 26: ...are as follows Parameter Symbol Min Max Unit Remarks Power Supply Voltage VDD 0 3 6 0 V Ta 25 Logic Supply Voltage VIN VSS 0 3 VDD 0 3 V LED Light Bar Current Per Input Pin IPIN 140 mA LED Light Bar...

Page 27: ...sense current of each input pin is 120mA Note3 PBL 4 Input pins VPIN IPIN Note4 The lifetime is determined as the time at which luminance of LED become 50 of the initial brightness or not normal light...

Page 28: ...Service Manual I2460PWHU 28 2 Electrical Interface Connection PDF pdfFactory Pro www fineprint cn...

Page 29: ...el 6 2 Main Board Block Diagram DC AC inverter AC DC 5V 12V Power Board Main Board Key board D SUB DDC Backlight 4 CCFL Panel LVDS AC supply 90V 264V Monitor Block Diagram PC DVI DDC Input signal HDMI...

Page 30: ...ifier 5V Rectifier 12V 5V Sense resistor Vcc Rectifier regulating Sampling Photo Couple Vcc Open Lamp Protection 12V DC IC Power Supply Converter DC AC Transformer High Voltage Output Resonance NET Sw...

Page 31: ...riables Initial_MCU Device while InputTiming ModeHandler MenuHandler DebugHandler if standby mode Brightness Contrast Language InputType InputTimingStableCounter OsdCounter PowerDownCounter LED turn o...

Page 32: ...Service Manual I2460PWHU 32 7 Schematic 7 1 Main Board 715G5436M0D000004L PDF pdfFactory Pro www fineprint cn...

Page 33: ...Service Manual I2460PWHU 33 PDF pdfFactory Pro www fineprint cn...

Page 34: ...Service Manual I2460PWHU 34 PDF pdfFactory Pro www fineprint cn...

Page 35: ...Service Manual I2460PWHU 35 PDF pdfFactory Pro www fineprint cn...

Page 36: ...Service Manual I2460PWHU 36 PDF pdfFactory Pro www fineprint cn...

Page 37: ...Service Manual I2460PWHU 37 PDF pdfFactory Pro www fineprint cn...

Page 38: ...Service Manual I2460PWHU 38 PDF pdfFactory Pro www fineprint cn...

Page 39: ...Service Manual I2460PWHU 39 7 2 Power Board 715G5361P1B000001C PDF pdfFactory Pro www fineprint cn...

Page 40: ...Service Manual I2460PWHU 40 PDF pdfFactory Pro www fineprint cn...

Page 41: ...Service Manual I2460PWHU 41 PDF pdfFactory Pro www fineprint cn...

Page 42: ...Service Manual I2460PWHU 42 7 3 Key Board 715G5357K01000001C PDF pdfFactory Pro www fineprint cn...

Page 43: ...Service Manual I2460PWHU 43 7 4 USB Board 715G5370T0E000004L USB HUB PDF pdfFactory Pro www fineprint cn...

Page 44: ...Service Manual I2460PWHU 44 PDF pdfFactory Pro www fineprint cn...

Page 45: ...Service Manual I2460PWHU 45 USB Charging Port PDF pdfFactory Pro www fineprint cn...

Page 46: ...Service Manual I2460PWHU 46 7 5 USB Board 715G2727T01001001C PDF pdfFactory Pro www fineprint cn...

Page 47: ...Service Manual I2460PWHU 47 8 Monitor Exploded View PDF pdfFactory Pro www fineprint cn...

Page 48: ...re is normal Please reinsert and make sure the AC 100 240V is normal Reinsert or check the power section Check 5V CN101 3 3V U103 2 1 8V U104 Panel Vcc Q104 Check X401 waveform Replace U402 U401 Repla...

Page 49: ...screen Replace X401 Check around device Updata soft Replace U402 U403 U401 NG NG NG NG OK OK OK OK heck flow chart for the no signal No picture Check signal wire Check U103 Vout 3 3V U104 out 1 8V Rep...

Page 50: ...eck component R905 R920 Check T901 1 3 out Vcc Check D901 R910 C911 Check IC901 drive out Check MOS Q901pin G D Check replace IC901 Check D910 R912 R915 Q901 Around component Check T901sub rectified o...

Page 51: ...Check main board After Power off check R802 C806 C809 Check IC801 11pin 5V Check IC801 3pin waveform Check aroud C809 Q802 Replace IC801 Check IC801 pin6 8 9 10 PWM Check Q805 Q806 Gate Drain Check P...

Page 52: ...r dose not get a picture skip to 2 2 Consult the following items if you cannot find an appropriate adjustment item in OPERATING THE MONITOR or if the problem persists 3 If you are experiencing a probl...

Page 53: ...ithin the specs then re writing DDC is necessary Check for enter the Factory mode Press button and hold reinsert the Power cord then press MENU the monitor will may enter Factory OSD Menu Then Press F...

Page 54: ...DDC recording device and the PC through PC parallel port 3 setup Port95nt driver program to PC 4 select relevant program and run it below figure will appear 5 Press LoadFile select EDID model of produ...

Page 55: ...Service Manual I2460PWHU 55 PDF pdfFactory Pro www fineprint cn...

Page 56: ...CN409 395G179J30NB06 FFC CABLE 30 260 1 0MM 1 ECNSP01 395G801404D632 HARNESS 4P 2008 2P 2P 280 200 1 ECNSP01 395G801404X632 HARNESS 4P 2008 2P C2003 2P C2003 280 1 ECN402 395G801405DM06 HARNESS 5P 200...

Page 57: ...M 16V 5 11mm JH CD263 1 C621 067G 3052213CB EC 220UF 20 16V 6 3 11 2000 hr 216mA 1 C620 067G 3052213CB EC 220UF 20 16V 6 3 11 2000 hr 216mA 1 C702 067G 3052213CB EC 220UF 20 16V 6 3 11 2000 hr 216mA...

Page 58: ...061G04021001FT RST CHIP R 1Kohm 1 16W 1 1 R709 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN 1 R702 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN 1 R606 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YU...

Page 59: ...2 JF RST CHIPR 2 2KOHM 5 1 16W FENGHUA 1 R120 061G0402222 JF RST CHIPR 2 2KOHM 5 1 16W FENGHUA 1 R404 061G0402222 JF RST CHIPR 2 2KOHM 5 1 16W FENGHUA 1 R713 061G0402223 JT RST CHIP 22K 1 16W 5 TZAI Y...

Page 60: ...R439 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN 1 R146 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN 1 R145 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN 1 R134 061G0402472 JT RST CHIP 4K7 1 16W 5...

Page 61: ...R410 061G06033300FY RST CHIPR 330OHM 1 10W YAGEO 1 R412 061G0603471 JT RST CHIPR 470OHM 5 1 10W TZAI YUAN 1 R460 061G1206301 JT RST CHIPR 300 OHM 5 1 4W TZAI YUAN 1 R108 061G1206750 JF RST CHIPR 75 O...

Page 62: ...CAP 0402 0 1UF 10 16V X7R 1 C410 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C409 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C137 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C136 065G040210412K M...

Page 63: ...P 0603 1UF 10 16V X7R 1 C422 065G060333031J Y CAP CHIP 0603 33P 50V NP0 5 1 C425 065G060333031J Y CAP CHIP 0603 33P 50V NP0 5 1 C635 065G060347131J F CAP CHIP 0603 470PF J 50V NPO 1 C634 065G060347131...

Page 64: ...A MGLB2012 120T LF 1 FB401 071G 56K121 M CHIP BEAD 120OHM 6A MGLB2012 120T LF 1 R103 071G 59C600 M CHIP BEAD 60 OHM 0603 600mA 1 R101 071G 59C600 M CHIP BEAD 60 OHM 0603 600mA 1 R105 071G 59C600 M CHI...

Page 65: ...F LL 34 1 ZD106 093G 39S940 T ZENER GLZ5 6B 5 6 0 5 MINI MELF LL 34 1 ZD105 093G 39S940 T ZENER GLZ5 6B 5 6 0 5 MINI MELF LL 34 1 ZD101 093G 39S940 T ZENER GLZ5 6B 5 6 0 5 MINI MELF LL 34 1 ZD104 093G...

Page 66: ...1 ZD006 093G 64 59 SU ESD MLVS0603M04 0603 1 ZD004 093G 64 59 SU ESD MLVS0603M04 0603 1 ZD002 093G 64 59 SU ESD MLVS0603M04 0603 1 AIKEPCCJA5 KEY BOARD FOR AI 1 SW004 077G603S AI HJ TACT SWITCH AI 2PI...

Page 67: ...9P 2008 120 1 CN801 395G820H06X509 HARNESS 6P SANW 6P CI1406SL 320mm 1 705GJB57062 Q901 ASS Y 1 051G 200 1 OIL FOR DISAPPEAR 0 1 Q901 057G 667923 MOSFET SMK0765F 7A 650V TO 220FP 1 Q901 057G 667924 M...

Page 68: ...1 R818 061G0805103 JF RST CHIPR 10K OHM 5 1 8W FENGHUA 1 R801 061G0805103 JT RST 0805 10K 5 1 8W 1 R818 061G0805103 JT RST 0805 10K 5 1 8W 1 R805 061G0805104 JY RST CHIPR 100KOHM 1 8W YAGEO 1 R815 061...

Page 69: ...RST CHIPR 100 OHM 5 1 4W TZAI YUAN 1 R903 061G1206101 JT RST CHIPR 100 OHM 5 1 4W TZAI YUAN 1 R912 061G1206101 JT RST CHIPR 100 OHM 5 1 4W TZAI YUAN 1 R909 061G1206101 JT RST CHIPR 100 OHM 5 1 4W TZAI...

Page 70: ...065G080522522K M CAP 0805 2 2UF 10 25V X7R 1 C805 065G080522522K T CAP 0805 2 2uF 10 25V X7R 1 C914 065G080547131J F CAP CHIP 0805 470PF J 50V NPO 1 C914 065G080547131J Y CAP CHIP 0805 470P 50V NPO 5...

Page 71: ...C 220UF 20 35V EJ 1 C922 067G 5153314KT EC 330UF 20 25V EJ 1 C919 067G215D3314KT EC 330UF 20 25V 10 12 ED 1 C913 067G215Y4707KT EC 47uF 20 50V 6 3 11mm EG 1 FB903 071G 55 9 T BEAD 3 5 0 8 6 0mm 110R H...

Page 72: ...2000001C PWR PCB FR1 SS 184X145X1 6mm 1 Q51G 6 4509 GLUE_RTV 1 T901 S80GL22T3V3 X FMR 490UH 7 4UH P C28 144 1 Q07G 1 23 Wooden pallet 0 002 Q33G0519AED01B0100 KEY_FUNCTION 1 Q33G052000101C0100 LENS_PO...

Page 73: ...0uF M 16V 5 11mm JH CD263 1 C791 067G 3051013PB EC 105C 100uF M 16V 5 11mm JH CD263 1 SMTUSBBQM9J USB BOARD FOR SMT 1 040G 45762420A LABEL 25x6mm 0 17 U742 056G 563392 DC DC NB650GL Z 6A QFN17 1 U740...

Page 74: ...W YAGEO 1 R768 061G0402223 JY RST CHIPR 22KOHM 5 1 16W YAGEO 1 R771 061G0402223 JY RST CHIPR 22KOHM 5 1 16W YAGEO 1 R790 061G0402223 JY RST CHIPR 22KOHM 5 1 16W YAGEO 1 R748 061G0402473 JF RST CHIPR 4...

Page 75: ...0 16V X7R 1 C745 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C746 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C750 065G040210412K M CAP 0402 0 1UF 10 16V X7R 1 C751 065G040210412K M CAP 0402 0 1UF 1...

Page 76: ...A CHIP BEAD 120R 6000mA HCB2012KF 121T60 1 FB741 071G 56K121 TA CHIP BEAD 120R 6000mA HCB2012KF 121T60 1 FB747 071G 56K121 TA CHIP BEAD 120R 6000mA HCB2012KF 121T60 1 FB740 071G 56K121 TA CHIP BEAD 12...

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