AOC e2343Fs Service Manual

AOC e2343Fs Service Manual

23" lcd color monitor
Hide thumbs Also See for e2343Fs:

Advertisement

Quick Links

23" LCD Color Monitor
Service
Service
Service
Description
Table of Contents.........................................................1
Revision List................................................................2
Important Safety Notice...............................................3
1.Monitor Specification.................................................4
2.LCD Monitor Description.......................................5
3.Operation Instruction...............................................6
3.1.General Instructions.................................................6
3.2.Control Button......................................................6
3.3.OSD Menu............................................................7
4.Input/Output Specification.......................................18
4.1.Input Signal Connector.........................................18
4.2.Factory Preset Display Modes...............................18
4.3.Panel Specification.............................................19
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
All manuals and user guides at all-guides.com

Table of Contents

Page
5.Block Diagram............................................22
6.Schematic.......................................................23
6.1.Main Board....................................................23
6.2.Key Board......................................................28
7.PCB Layout.....................................................29
7.1.Main Board....................................................29
7.2.Key Board....................................................31
8.Maintainability..................................................32
8.2.Trouble Shooting.........................................33
10.Monitor Exploded View.................................39
11.BOM List..................................................41
SAFETY NOTICE
Description
AOC e2343Fs
Horizontal Frequency
30-83 KHz
Page

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the e2343Fs and is the answer not in the manual?

Questions and answers

Summary of Contents for AOC e2343Fs

  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com 23" LCD Color Monitor AOC e2343Fs Service Service Service Horizontal Frequency 30-83 KHz Table of Contents Description Page Description Page 5.Block Diagram……..…………....22 Table of Contents..……......……..1 6.Schematic……………........23 Revision List.…........…………..2 6.1.Main Board………...........23 Important Safety Notice.……......……..3 6.2.Key Board...……..........28...
  • Page 2: Revision List

    All manuals and user guides at all-guides.com Revision List Version Release Date Revision History L&T Model Name TDAJNT2BZ3K2NNF.LF Sep.-09-2010 Initial release TDAJNT2QZ3E6NNF.LF Jan.-21.2011 Add new model TDAJNT2QZ3E8NNF.LF Add new model Apr.-29.2011 Add panel 2 TDBJNT2QZ3E8NNF.LF source:LM230WF5-TRC2 May.-21.2011 Add new model TDBJNT2BZ3K2NNF.LF TDBJNT2BZ3KKNNF.LF Nov.7-2011...
  • Page 3: Important Safety Notice

    All manuals and user guides at all-guides.com Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations.
  • Page 4: Monitor Specification

    All manuals and user guides at all-guides.com 1. Monitor Specifications...
  • Page 5: Lcd Monitor Description

    All manuals and user guides at all-guides.com 2. LCD Monitor Description The LCD MONITOR will contain a main board and a key board which house the flat panel control logic, brightness control logic and DDC. Monitor Block Diagram Flat Panel and LED Drive.
  • Page 6: Operation Instruction

    All manuals and user guides at all-guides.com 3. Operating Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control knobs are located at base of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. 3.2 Control Buttons Power Press the Power button to turn 0n/off the monitor.
  • Page 7: Osd Menu

    All manuals and user guides at all-guides.com 3.3 OSD Menu 1) Press the MENU-button to activate the OSD window. 2) Press < or > to navigate through the functions. Once the desired function is highlighted, press the MENU-button to activate sub-menu . Once the desired function is highlighted, press MENU-button to activate it. 3) Press <...
  • Page 8 All manuals and user guides at all-guides.com...
  • Page 9 All manuals and user guides at all-guides.com...
  • Page 10 All manuals and user guides at all-guides.com...
  • Page 11 All manuals and user guides at all-guides.com...
  • Page 12 All manuals and user guides at all-guides.com...
  • Page 13 All manuals and user guides at all-guides.com...
  • Page 14 All manuals and user guides at all-guides.com...
  • Page 15 All manuals and user guides at all-guides.com...
  • Page 16 All manuals and user guides at all-guides.com...
  • Page 17 All manuals and user guides at all-guides.com...
  • Page 18: Input/Output Specification

    All manuals and user guides at all-guides.com 4. Input/Output Specification 4.1 Input Signal Connector Analog connector 4.2 Factory Preset Display Modes...
  • Page 19: Panel Specification

    All manuals and user guides at all-guides.com 4.3 Panel Specification 4.3.1 General Features LM230WF5-TRA2 is a Color Active Matrix Liquid Crystal Display with an integral Light Emitting Diode (LED) backlight system. The matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in the normally white mode.
  • Page 20 All manuals and user guides at all-guides.com 4.3.3 Optical Characteristics Electrical characteristics Ta = 25°C Values Parameter Symbol Unit MODULE : Power Supply Input Voltage Permissive Power Input Ripple (60Hz) 1180 1540 LCD-MOSAIC Power Supply Input Current (60Hz) 1400 1820 LCD-BLACK (75Hz) 2260...
  • Page 21 All manuals and user guides at all-guides.com 4.3.4 Optical Characteristics (Ta= 25°C, V =5.0V, fv=60Hz, D = 77.0MHz, Is=60mA) Values Parameter Symbol Units Contrast Ratio 1000 Surface Luminance, white cd/m  Luminance Variation WHITE Rise Time Response Time Decay Time 0.627 0.347 0.338...
  • Page 22: Block Diagram

    All manuals and user guides at all-guides.com 5. Block Diagram Main Board 12MHZ Panel Interface (X401) (CN409) Flash Memory Scalar IC NT68628UFG Key control Interface Pm25LD020C (Include MCU, ADC, OSD) (CN401) (U402) (U401) H sync EEPROM V sync M24C02 (U101) D-Sub Connector (CN101)
  • Page 23: Schematic

    All manuals and user guides at all-guides.com 6. Schematic 6.1 Main Board 715G4134M01000004F FB102 H_Sy nc R102 0R05 1/10W R103 100OHM1/16W VGA_B+ R105 C102 DSUB_H 5 DSUB_B+ 5 V_Sy nc R104 100OHM1/16W BEAD 10OHM1/16W 47nF 16V DSUB_V 5 R108 C105 NC/5PF 50V R106 R107...
  • Page 24 All manuals and user guides at all-guides.com CN409 PA[0..9] PB[0..9] PA[0..9] PB[0..9] LVB3P LVB0M RXO0- RXO0+ LVB0P PA0 LVA3P LVB3M LVB1M RXO1- RXO1+ LVB1P PA1 LVA3M LVBCKP LVB2M RXO2- RXO2+ LVB2P PA2 LVACKP LVBCKM LVBCKM RXOC- RXOC+ LVBCKP PA3 LVACKM LVB2P LVB3M RXO3-...
  • Page 25 All manuals and user guides at all-guides.com SOT 252 CMVCC1 U702 G1117-33T43UF D707 SR34 D708 SR34 SOT 223 VCC3.3 U701 C708 C709 C707 100N 16V 100N 16V 22UF 16V CMVCC1 CMVCC1 VCC3.3 R702 10K+-5%1/16W SOT 223 R703 D703 BKLT-EN 10K+-5%1/16W SR34 BKLT-EN U704...
  • Page 26 All manuals and user guides at all-guides.com VCC1.8 VCC3.3 CVDD VCC3.3 2,4 DVDD FB403 C406 ADC_VAA FB401 VCC1.8 FB404 300OHM 4.7UF 10V 0R05OHM1/8W AVCC VCC3.3 AVCC 300OHM C0805 C401 C402 C403 CVDD ADC_BIAS C439 4.7UF 10V 100N 16V 100N 16V 100N 16V C0805 C407...
  • Page 27 All manuals and user guides at all-guides.com +12V +12V 4,6 L801 D801 R813 47UH 0R05 4A 1/4W SK310B R811 C811 C810 R801 U801 150 OHM 1/10W NC/470uF 16V 100N 50V 10 OHM 1/10W MP3389EF C803 C813 C807 C801 0.47uF 16V Q806 VFAULT C805...
  • Page 28: Key Board

    CIN_11 Power Auto MENU T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL AOC e943Fw Size 715G4164-K0C-000-0040_20100420.DSN TPV MODEL 絬 隔 瓜 絪 腹 Key Component 2.0 Touch key PCB NAME 715G4164-K0C 称 爹 Date...
  • Page 29: Pcb Layout

    All manuals and user guides at all-guides.com 7. PCB Layout 7.1 Main Board 715G4134M01000004F...
  • Page 30 All manuals and user guides at all-guides.com...
  • Page 31: Key Board

    All manuals and user guides at all-guides.com 7.2 Key Board 715G4164K01000004F...
  • Page 32: Maintainability

    All manuals and user guides at all-guides.com 8. Maintainability 8.1 Equipments and Tools Requirement Voltmeter. Oscilloscope. Pattern Generator. DDC Tool with an IBM Compatible Computer. Alignment Tool. LCD Color Analyzer. Service Manual. User Manual.
  • Page 33: Trouble Shooting

    All manuals and user guides at all-guides.com 8.2 Trouble Shooting No Power No power Check power cable is Re-plug the power cable tightened? Check Power “On/Off” Turn on the Power “On/Off” switch is “On”? Check the LED Check the AC power indicate is OK? Replace main board and check connections Replace key board and check connections...
  • Page 34 All manuals and user guides at all-guides.com 2. No Video (Power LED White) No Video (Power LED White) Press the power Replace the main board button is OK? Replace the main The end board and connection Check the LVDS/FFC Replace the LVDS/FFC cable or panel cable or panel Replace the key board...
  • Page 35 All manuals and user guides at all-guides.com 3. DIM DIM (image overlap, focus or flicker) Reset in factory mode The end Set to the optimal The end frequency, select the recommended frequency Readjust the phase and pixel The end clock in the user mode Pull out signal cable and Check the signal cable check “Self Test Feature...
  • Page 36 All manuals and user guides at all-guides.com 4. Color is not optimal Color is not optimal Color shift Miss color Reset the factory mode Replace the signal cable In the user mode, set the” color settings” until customer satisfy The end Pull out the signal cable and check the screen color display is normal?
  • Page 37: White-Balance, Luminance Adjustment

    All manuals and user guides at all-guides.com 9. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment. How to setting MEM channel you can reference to chroma 7120 user guide or simpl use “SC” key and “NEXT” Key to modify xyY value and use “ID”...
  • Page 38 All manuals and user guides at all-guides.com C. Adjust Cool (9300K) color-temperature 1. Switch the Chroma-7120 to RGB-Mode (with press “MODE” button) 2. Switch the MEM. Channel to Channel 9 (with up or down arrow on chroma 7120) 3. The LCD-indicator on chroma 7120 will show x = 283 ±30, y = 297 ±30 4.
  • Page 39: Monitor Exploded View

    All manuals and user guides at all-guides.com 10. Monitor Exploded View...
  • Page 40 All manuals and user guides at all-guides.com Description Part No. Description BEZELL20W-TB1-TBP1 0M1G-940--5125 SCREW(HINGE /TILT SUPPORT BRACKET) REAR COVER 0M1G-140--6125 SCREW(TILT SUPPORT BRACKET/ REAR COVER) KEY BOARD PANEL LENS HINGE_ASS’Y WASHER 0M1G1730--6120 SCREW(MAIN BOARD/ SHIELD_MAIN_BASE) SHIELD_MAIN_BASE SCREW(FOR SIGNAL CONNECTOR) BASE TRIM FOOT PAD HINGE FRONT COVER 0M1G-140--8125...
  • Page 41: Bom List

    0M1G-140--6125 SCREW 0M1G-140--8125 SCREW 0M1G-940--5125 .CREW 0M1G1730--6120 SCREW,42-D020523 0Q1G-140-10120 SCREW 708GD06501S AOC 40 PAPER SHIPSHEET (1368) Q50G---4-10 TIE (Y1900221) Q52G---1185-99 BIG CARTON TAPE FOR AOC 750GMT230W5A21N000 PANEL LM230WF5-TRA2 FQ LTD 2436L-1639A LM230WF5-TRA2-7F1-A0 3110T-0707A GALVALUME, T=0.3, LM230WF5-TRA1-7F1-A0 3850L-0088A ID, YUPO, 78X37...
  • Page 42 All manuals and user guides at all-guides.com C43,C52 0CH2A-0010A 33NF, M, 25V, X7R, 0.9MM, 1608, R/TP 10U F, 16 VOLT, K PER, X5R(JB), 3216 R/TP, C32,C33,C73,C74 0CH2A-0011A T=0.95(MAX) C101,C102,C103,C104, C105,C106,C107,C108, C109,C110,C111,C112, 0CH2A-0015A 1UF, K, 25V, X5R, 0.9MM, 1608, R/TP C113,C114,C301,C303, C305,C307,C31,C42, C85,C904 2.2U F, 10 VOLT, K PER, X5R(JB), 1608 R/TP,...
  • Page 43 All manuals and user guides at all-guides.com R211,R212,R213,R214, 0RH0302C422 30 OHM 1/16W 1608 1% D R/TP R44,R45,R46,R47 R221,R222,R223,R224 0RH0562C422 56 OHM 1/16W 1608 1% D R/TP R11,R12 0RH1000C422 100 OHM 1/16W 1608 1% D R/TP R13,R140 0RH1001C422 1K OHM 1/16W 1608 1% D R/TP R111,R112,R120,R3,R5 0RH1002C422 10K OHM 1/16W 1608 1% D R/TP...
  • Page 44 All manuals and user guides at all-guides.com FL6,FL7 6200L-J015A BLM18PG300SN1D FI-XB30SL-HF10, JAE, 30 PIN, 1 MM, ANGLE, 6630L-0157B SN, USER LOCK LM230WF5-TRA2-7F1-A0, 2L, 0.6T, 466.0 X 6870S-1110B 37.9, 4, J, 72, SOURCE 6091L-1302A LM230WF5-TRA1-7F1-A0 KOLON, XC210, T=0.123, 3022L-1153A LM230WF5-TRA1-7F1-A0 TORAY, TPL123, T=0.135, 3022L-1315A...
  • Page 45 All manuals and user guides at all-guides.com ADPC91236YJ1 ADAPTER BOARD CN401 033G3802-7B--Y---L CONN 2.0 7P CN409 033G804330C-HR WAFER 2*15P 2.0PICTH 040G-45762412B CBPC LABEL C718 067G204V181-3C CS CAP 180UF M 16V 8*8 MM C716 067G204V471-2K CS CAP 470UF 10V 8*8 MM C807 067G415R479-9K EC 4.7UF 20% 100V ED 8*12...
  • Page 46 All manuals and user guides at all-guides.com R727 061G0402304-JF RST 0402 300K 5% 1/16W FENGHUA R711 061G0402333-JF RST CHIP 33K 1/16W 5% FENGHUA R133 061G0402394-JY RST CHIP R 390K +/-5% 1/16W YAGEO R109,R114,R117 061G0402470-JF RST CHIPR 47 OHM 5% 1/16W FENGHUA R414 061G04024700FF RST CHIP 470R 1/16W 1% FENGHUA...
  • Page 47 All manuals and user guides at all-guides.com C426,C428 065G040247031J---Y CAP CHIP 0402 47PF 50V NPO +/-5% C102,C106,C108, 065G040247312K---A 8.31HIP 0402 47NF K 16V X7R C110,C111,C114 C129,C130,C131 065G040250931C---Y CAP CHIP 0402 5PF 50V NPO +/-0.25PF C805,C806,C809 065G060310131J---Y CAP CHIP 0603 100P 50V NPO +/-5% C710,C711,C715 065G060310232K---Y CAP CHIP 0603 1N 50V X7R +/-10%...
  • Page 48 Q40G000161515A CARTON LABEL Q40G0003615A71 LABEL POP(SILVER EPEAT+EPA) Q40G0003615C68 LABEL POP Q41G78D1615-4A CARD Q41G78S161545A E943FWS/E2043FS/E2243FWS/E2343FS QSG Q44GD065101 PULP MOLD Q44GD065201 PULP MOLD Q44GD065301EPE CUSHION EPE Q44GD065615-2A 23 LCD CARTON Q45G--88609198 3002BAG Q45G2010M0201A PE BAG Q52G1201--4 3M TAPE Q70G23C1615-7B E2343FS CD MANUAL...

Table of Contents