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AOC e2050Sda, Руководство по обслуживанию

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AOC e2050Sda Скачать руководство пользователя страница 44

 

44                                                                                                                  

8.2 Trouble Shooting 

1. No Power 

OK 

NG 

No power

 

Check power cable is 

tightened? 

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 converter board 

OK 

NG 

OK 

NG 

NG 

Turn on the Power “On/Off” switch 

Replace key board and check connections 

NG 

Содержание e2050Sda

Страница 1: ... 3 Operation Instruction 6 3 1 General Instructions 6 3 2 Control Buttons and Connections 6 3 3 OSD Setting 8 4 Input Output Specification 24 4 1 Input Signal Connector 24 4 2 Preset Display Modes 25 4 3 Panel Specification 26 5 Block Diagram 29 5 1 Main Board 29 5 2 Power Board 30 6 Schematic 31 6 1 Main Board 31 6 2 Power Board 36 7 PCB Layout 38 7 1 Main Board 38 7 2 Power Board 40 7 3 Key Boar...

Страница 2: ...2 Revision List Version Release Date Revision History TPV Model Name A00 Aug 09 2011 Initial release TDBGN26BAGA1DNE ...

Страница 3: ...may 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 out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CAUTION Use of cont...

Страница 4: ...4 1 Monitor Specifications ...

Страница 5: ...rightness control logic and DDC The power part will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage AC IN 100V 240V Monitor Block Diagram Converter board Flat Panel and LED backlight Main Board RS232 Connector For white balance adjustment in factory LED Drive Video signal DDC HOST Computer Key Board Adapter ...

Страница 6: ... the monitor Eco DCR Press the Eco key continuously to select the Eco mode of brightness and DCR on when there is no OSD Eco mode hot key may not be available in all models Volume adjustment hot key When there is no OSD press Volume to active volume djustment bar press or to adjust volume Only for the models with speakers Auto Exit When there is no OSD press Auto Source button continuously about 3...

Страница 7: ...ub cable to the back of the monitor and connect the other end to the computer s D Sub port 3 Connect one end of the DVI cable to the back of the monitor and connect the other end to the computer s DVI port 4 Connect the audio cable to audio in port on the back of the monitor 5 Turn on your monitor and computer If your monitor displays an image installation is complete If it does not display an ima...

Страница 8: ...u want 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 the OSD press and hold the MENU button while the monitor is off and then press power button to turn the monitor on Notes 1 If the product has only one signal input the item of Input Select is d...

Страница 9: ...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 ...

Страница 10: ...10 5 Press two times to exit ...

Страница 11: ...11 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 ...

Страница 12: ...12 5 Press two times to exit ...

Страница 13: ...13 Color Setup 1 Press Menu to display menu 2 Press or to select Color Setup and press to enter 3 Press or to select submenu and press to enter 4 Press or to adjust ...

Страница 14: ...14 5 Press two times to exit ...

Страница 15: ...15 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 ...

Страница 16: ...16 5 Press two times to exit ...

Страница 17: ...17 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 4 Press or to adjust ...

Страница 18: ...18 5 Press two times to exit ...

Страница 19: ...19 Extra 1 Press Menu to display menu 2 Press or to select Extra and press to enter 3 Press or to select submenu and press to enter 4 Press or to adjust ...

Страница 20: ...20 5 Press two times to exit ...

Страница 21: ...21 Exit 1 Press Menu to display menu 2 Press or to select Exit and press to enter 3 Press two times to exit ...

Страница 22: ...nstalling the e Saver software follow the install wizard to complete software installation Under each of the four PC status you may choose from the pull down menu the desired time in minutes for your monitor to automatically shutdown The example above illustrated 1 The monitor will never shutdown when the PC is powered on 2 The monitor will automatically shutdown 5 minutes after the PC is powered ...

Страница 23: ...ensor on the LOGO which is located on the left of AOC logo 2 The detecting range is too far or the things blocks monitor reset the examination area Screen Welcome to Screen software by AOC Screen software is a desktop screen splitting tool it splits the desktop into different panes each pane displays a different window You only need to drag the window to a corresponding pane when you want to acces...

Страница 24: ...24 4 Input Output Specification 4 1 Input Signal Connector Analog connector ...

Страница 25: ...25 4 2 Preset Display Modes ...

Страница 26: ...ed low EMI FPD Link or compatible must be used as a LVDS Low Voltage Differential Signaling chip It is intended to support applications where thin thickness wide viewing angle low power are critical factors and graphic displays are important In combination with the vertical arrangement of the sub pixels the LM230WF5 TLD1 characteristics provide an excellent flat panel display for office automation...

Страница 27: ...odule should be operated in the same condition as installed in your instrument 1 Specified values are for a single LED bar 2 The specified current is input LED chip 100 duty current 3 The specified voltage is input LED string and Bar voltage at typical 120 mA 100 duty current 4 The specified power consumption is input LED bar power consumption at typical 120 mA 100 duty current 5 The life is deter...

Страница 28: ...28 4 3 4 Optical Characteristics Ta 25 C VLCD 5 0V fV 60Hz fCLK 119MHz IBL 120mA ...

Страница 29: ...DID_WP DVI_HPD 02 INPUT 02 D SUB INPUT R0 R0 SOG_DET G0 G0 B0 B0 5V AHS0 AVS0 DDCSCL1 DDCSDA1 EDID_WP VGA_CABLE_DET 04 SCALER 04 SCALER Adj_BACKLIGHT on_BACKLIGHT Audio_EN Audio_DET PS_EN Panel_ON PB 0 9 PA 0 9 R0 R0 SOG_DET G0 G0 B0 B0 AHS0 AVS0 DDCSCL1 DDCSDA1 EDID_WP VGA_CABLE_DET RXC RXC RX2 RX2 RX1 RX1 RX0 RX0 DDCSCL2 DDCSDA2 DVI_CABLE_DET DVI_HPD VCC1 8 VCC3 3 5V P_SCL P_SDA 05 PANEL INTERFA...

Страница 30: ...stor R908 R911 PWM Control LD7576AGR U901 Bridge Rectifier and Filter Rectifier diodes Transformer T901 Feedback Circuit Regulator IC903 5V Photo coupler U902 Power Switch Q901 D801 C809 PWM Control MP3389EF U801 14 5V MOSFET Q801 ON OFF DIM L801 LED CN805 ...

Страница 31: ...0R05 1 16W C111 NC 22pF 50V R114 4K7 1 16W 5 C110 47N16V BIN0 C107 47N16V R115 4K7 1 16W 5 R112 75 OHM 5 1 16W D101 BAV70 3 1 2 R109 0R05 1 16W C105 47N16V R101 100R 1 16W 5 R102 100R 1 16W 5 R126 2K2 1 16W 5 C113 100N 16V R106 100R 1 16W 5 R103 0R05 1 16W C109 5PF 50V R116 22K 1 16W 5 R110 0R05 1 16W R108 100R 1 16W 5 R125 2K2 1 16W 5 C102 47N16V R107 75 OHM 5 1 16W R117 0R05 1 16W ZD101 RLZ5 6B ...

Страница 32: ... 1 16W 5 R136 10R 1 16W 5 R134 10R 1 16W 5 U107 AOZ8902CIL CH1 1 VN 2 CH2 3 CH3 4 VP 5 CH4 6 D102 BAV70 3 1 2 R139 10R 1 16W 5 R135 10R 1 16W 5 C115 100N 16V C118 100N 16V R131 4K7 1 16W 5 ZD102 RLZ5 6B C116 220N16V R132 4K7 1 16W 5 R141 10R 1 16W 5 R127 100R 1 16W 5 R138 10R 1 16W 5 RX1 5 RX0 5 RX1 5 RXC 5 RX2 5 RX0 5 RXC 5 EDID_WP 3 5 RX2 5 DVI_CABLE_DET 5 DDCSDA2 5 5V 3 5 7 DDCSCL2 5 5V DVI5V D...

Страница 33: ...54 T7M 53 T7P 52 PA1 PWMD DBC 34 PA2 PWMD DBC 84 PA0 PWMC 33 OSCO 93 OSCI 94 PC5 100 PC4 99 PC1 LPD_OUT 96 PC0 PWMA DBC 76 DVDD 23 CVDD_1V8 39 PE1 LPD_IN1 INT_VSO 78 DGND 77 PA3 85 SPI_CLK 86 SPI_SI 88 SPI_SO 87 SPI_CE 89 PC7 91 PA4 INTE3 INT_HSO 40 PA7 80 PA6 PWMC 81 PA5 PWMB 41 PB0 ADC0 35 PB1 ADC1 36 DVDD 73 PE0 PWMA LPD_IN0 29 PB3 ADC3 INTE1 82 PE3 PWMB 79 PE2 PWMA DBC 42 OSC_GND 95 R441 NC 4K...

Страница 34: ...ronics Co Ltd Key Component 絬 隔 瓜 絪 腹 DUAL B OTS A 6 7 Friday October 29 2010 715G4502 M0B 000 0040 称爹 LVDS PANEL I O 715G4502 M0B 000 0040 C433 100uF16V FB409 120 OHM 1 2 R449 300 OHM 1 4W CN409 NC CONN 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 C436 NC C435 NC PA9 LVA0M CN408 CONN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ...

Страница 35: ...4 VIN 3 VOUT 2 GND 1 C715 220N16V U701 AZ1117H 3 3TRG1 INPUT 3 ADJ GND 1 OUTPUT 2 4 4 on_BACKLIGHT 5 Adj_BACKLIGHT 5 VCC3 3 5 VLCD 6 VCC1 8 5 5V 3 4 5 Audio_EN 5 Panel_ON 5 5V 3 4 5 VLCD VCC3 3 5V VCC3 3 5V VCC3 3 5V VCC3 3 5V VCC1 8 5V U702 NC G1117 33T43UF ADJ GND 1 VOUT TAB 2 VIN 3 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 ...

Страница 36: ...N 50V R906 100K C922 470UF M 16V C924 0 1uF 50V R914 43 2K OHM 1 D908 NC IN4148 R933 NC R905 470OHM 5 1 8W C927 47N 50V R904 250OHM2W D902 SR515 FB903 BEAD 1 2 R919 220 OHM 1 8W D901 SR515 C923 1nF 50V R917 10 OHM 1 4W R910 100 OHM 1 4W R920 1K 1 8W R909 100 OHM 1 4W T901 POWER X FMR 1 3 4 5 6 7 8 9 10 11 12 C908 0 47UF Q901 P0765ATF C928 2N2 500V U902 PC123X2YFZOF 1 2 4 3 U901 LD7576AGR CT 1 COMP...

Страница 37: ... of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 腹 LNPCA8361AHA1 G Custom 1 2 Wednesday June 30 2010 715G4013 P0G 001 0040 ODM MODEL 01 CONVERTER G4013 P0G 001 X 3 100630 C806 100pF 50V LE1851WL Q802 NC C808 NC U801 MP3389EF NC 1 VIN 2 VCC 3 COMP 4 EN 5 DBRT 6 GND 7 OSC 8 ISET 9 BOSC 10 LED12 11 LED11 12 LED10 13 LED9 14 LED8 15 LED7 16 LED6 17 LED5 18 LED4 19 L...

Страница 38: ...38 7 PCB Layout 7 1 Main Board 715G4502M01000004C ...

Страница 39: ...39 ...

Страница 40: ...40 7 2 Power Board Adapter 715G4744P01000001C ...

Страница 41: ...41 Converter 715G4013P01002004S ...

Страница 42: ...42 7 3 Key Board 715G4747K02000001C ...

Страница 43: ...intainability 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 User Manual ...

Страница 44: ... is tightened 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 converter board OK NG OK NG NG Turn on the Power On Off switch Replace key board and check connections NG ...

Страница 45: ...ue Press the power button is OK Check the LVDS FFC cable or panel The end NG OK OK NG Replace the main board Replace the converter board Replace the LVDS FFC cable or panel NG The end Replace the key board NG OK Replace the main board and connection OK ...

Страница 46: ...ry 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 in the user mode Replace the main board Replace the panel NG NG NG OK NG NG OK The end OK NG ...

Страница 47: ...r 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 settings until customer satisfy Replace the main board NG OK NG OK NG ...

Страница 48: ...120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 3 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 30 y 329 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 reachedthe value G 100 6 Adjust the BLUE on factory window until chroma...

Страница 49: ...bove procedure item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 2 D Adjust sRGB color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 10 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 30 y 329 30 4 Adjust the RED on factory window until chroma 7120 indicator reached the value R 100 5 A...

Страница 50: ...50 10 Mechanical Instructions 1 Put the monitor on the EPE pad 2 Lay down the monitor and the bottom side faces to Yourself ...

Страница 51: ...51 3 Pinch the hook and remove the base 4 Use fixture to leave off the stand ...

Страница 52: ...52 5 Use fixture to remove the hinge cover 6 Remove the screws of the stand ...

Страница 53: ...53 7 Remove the screws of the back cover 8 Overturn the monitor and the top towards to yourself and then take apart the front frame with hands ...

Страница 54: ...54 9 Prize up the front frame use fixture 10 Overturn the monitor and take off the back cover ...

Страница 55: ...55 11 According to the different defective area to take off the KEPC light line LVDS Hexagon screws CBPC or PWPC to repair 1 Remove the KEPC 2 Pull the light line out ...

Страница 56: ...56 3 Remove the Hexagon screws 4 Remove the LVDS ...

Страница 57: ...57 5 Overturn the iron plate and remove the screws PWPC and CBPC ...

Страница 58: ...58 11 Monitor Exploded Views ...

Страница 59: ... 4X12 0Q1G 330 10120 SCREW FOR FP RC 42 D003792 E750 750GBG230W5D13N000 LCD LM230WF5 TLD1 GZ LGD A15G1587101 HINGE PLATE A15G1597301302 MAIN FRAME FOR 50TH 23w A33G1181ABJ 1L0100 FUNCTION BUTTON FOR 50TH A33G1182 1 1L0100 POWER LENS FOR 50TH ADPCB1603HG2 ADAPTER BOARD AM1G1740 10125 SCREW H37G0026011 HINGE H40G 001624 2A CARTON LABEL BARCODE 2 H40G 18N61564B e950Swa ID LABEL EU H40G 45762413B P N ...

Страница 60: ... T 5P GREEN H 15 D901 093G 60335 DIODE SR515 5A 150V DO 201AD D902 093G 60335 DIODE SR515 5A 150V DO 201AD CN902 095G 825 9T518 HARNESS 9P 9P 120MM CN902 095G 825 9W518 HARNESS 9P 9P 120MM 2nd source 0Q1G 340 8140 SCREW 4 0x8 0 705GHA57006 Q901 ASS Y 705GHA93006 D906 ASS Y 709G4744 HM001 CONSUMPTIVE ASS Y H40G 45762429A LABEL LNPCBD611GHD1 CONVERTER BOARD BD901 093G 50460515 BRIDGE KBP308G C 3A 80...

Страница 61: ...M 1 1 8W FENGHUA RJ608 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ607 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ606 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ605 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ604 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ603 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN RJ602 061G1206000 JT RST CHIPR MAX0R05 1 4W TZAI YUAN F801 ...

Страница 62: ...FB602 071G 56K121 M CHIP BEAD 120OHM 6A MGLB2012 120T LF FB603 071G 56K121 M CHIP BEAD 120OHM 6A MGLB2012 120T LF FB604 071G 56K121 M CHIP BEAD 120OHM 6A MGLB2012 120T LF 709G4744 HS001 CONSUMPTIVE ASS Y C807 067G 415479 9K EC 4 7UF 20 100V ED 8 12 C809 067G315M1016KV EC 100UF 20 35V 8 7 CN802 311GB254B04AAL PIN HEADER 2 54MM 4P 2P7 2MM 2P4 0MM CN801 311GB254B07AAL PIN HEADER 2 54MM 7P 5P7 2MM 2P4...

Страница 63: ...JT RST CHIP 100R 1 16W 5 TZAI YUAN R431 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R434 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R439 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R703 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R712 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R798 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R101 061G0402101 JT RST CHIP 100R 1 16W 5 TZAI YUAN R...

Страница 64: ... CHIP 4K7 1 16W 5 TZAI YUAN R120 061G0402750 JT RST 0402 75R 5 1 16W R112 061G0402750 JT RST 0402 75R 5 1 16W R107 061G0402750 JT RST 0402 75R 5 1 16W R122 061G0603000 JT RST CHIP MAX 0R05 1 10W TZAI YUAN R417 061G0603331 JT RST 0603 330R 5 1 10W R418 061G0603471 JT RST CHIPR 470OHM 5 1 10W TZAI YUAN FB701 061G0805000 JT RST 0805 0 05R MAX 1 8W R726 061G0805000 JT RST 0805 0 05R MAX 1 8W R448 061G...

Страница 65: ...2K T CAP 0402 47NF 10 16V X7R C102 065G040247312K T CAP 0402 47NF 10 16V X7R C103 065G040250931C Y CAP 0402 5PF 0 25pF 50V NP0 C106 065G040250931C Y CAP 0402 5PF 0 25pF 50V NP0 C109 065G040250931C Y CAP 0402 5PF 0 25pF 50V NP0 C423 065G0805475A2K Y CAP 0805 4U7 10V X7R 10 C421 065G0805475A2K Y CAP 0805 4U7 10V X7R 10 C416 065G0805475A2K Y CAP 0805 4U7 10V X7R 10 C413 065G0805475A2K Y CAP 0805 4U7 ...

Страница 66: ...JUMPER WIRE J607 095G 90 23 JUMPER WIRE J606 095G 90 23 JUMPER WIRE J602 095G 90 23 JUMPER WIRE J601 095G 90 23 JUMPER WIRE J921 095G 90 23 JUMPER WIRE J910 095G 90 23 JUMPER WIRE J909 095G 90 23 JUMPER WIRE J907 095G 90 23 JUMPER WIRE J906 095G 90 23 JUMPER WIRE J905 095G 90 23 JUMPER WIRE J904 095G 90 23 JUMPER WIRE J903 095G 90 23 JUMPER WIRE J810 095G 90 23 JUMPER WIRE J812 095G 90 23 JUMPER W...

Страница 67: ...MAX0R05 4A 1 4W FENGHUA R801 061G12061009FT RST CHIP R 10ohm 1 4W 1 R812 061G1206308 JT RST 1206 0 3R 5 1 4W R816 061G1206308 JT RST 1206 0 3R 5 1 4W R817 061G1206308 JT RST 1206 0 3R 5 1 4W C806 065G060310131J Y CAP CHIP 0603 100P 50V NP0 5 C802 065G060368332K Y CHIP 0603 68NF 50V X7R C810 065G080510432K Y CAP CHIP 0805 100N 50V X7R 10 C805 065G080522141J Y CAP CHIP 0805 220P 100V NP0 5 C801 065G...

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