AOC e2243Fws Service Manual
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AOC e2243Fws Service Manual

Lcd color monitors
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21.5" 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
AOC e2243Fws e2243Fwsk
Description
Horizontal Frequency
30-83 KHz
Page

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  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com 21.5" LCD Color Monitor AOC e2243Fws e2243Fwsk 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 Sep.-08-2010 Initial release TIAJNR2BZ3K2NNF.LF Jan.-21.2011 Add new model TIAJNR2QZ3E6NNF.LF Apr.-29.2011 Add new model TIAJNR2BZ3ACNNF.LF TIAJNR2BZ3A7NNF.LF Oct.-19.2011 Add new model TIAJNR2QZ3E8NNF.LF TICJNR2BZ3KKNNF.LF May.-29.2012 Add new model JUN-24-2012 Add new model TICJNR2QZ3E8NNF.LF...

  • 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 <...
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  • 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 LM215WF4-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) 1000 1300 LCD-MOSAIC Power Supply Input Current (60Hz) 1300 1690 LCD-BLACK (75Hz) 2000...
  • 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 0.624 0.347 0.337...

  • 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...
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  • 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

    0Q1G-140-10120 SCREW 708GB04201S-1A 40"" AOC SLIPSHEET(1520) 708GB042-CP-1A 40"" AOC COMPOUND PALLET(1440) Q50G---4-10 TIE (Y1900221) Q52G---1185-99 BIG CARTON TAPE FOR AOC 750GMT215W4A21N000 PANEL LM215WF4-TRA2 FQ LTD 2436L-1638A LM215WF4-TRA2-6F1-A0 3110T-0706A GALVALUME, T=0.3, LM215WF4-TRA1-6F1-A0 3850L-0088A ID, YUPO, 78X37 PMP-P2 100-520U-13, 5U-C60 BLACK A600, 4296L-0284A 180X7X0.45...
  • Page 42 All manuals and user guides at all-guides.com C56,C57,C58,C59,C74 0CH2473K562 47NF 50V K X7R 1608 R/TP 1U F, 10 VOLT, K PER, X5R(JB), C36,C908 0CH2A-0007A 1608 R/TP, T=0.9(MAX) C50,C55 0CH2A-0010A 33NF, M, 25V, X7R, 0.9MM, 1608, R/TP 10U F, 16 VOLT, K PER, X5R(JB), C22,C23,C32,C33,C34 0CH2A-0011A 3216 R/TP, T=0.95(MAX)
  • Page 43 All manuals and user guides at all-guides.com FL4,FL5,R103,R109, R118,R119,R121,R125, R126,R127,R129,R138, R139,R140,R142,R179, 0RH0000C622 0 OHM 1/16W 1608 5% D R/TP R180,R20,R302,R4,R54, R601,R602,R801,R802, R901,R902,R903,R906, R908 R131 0RH0102C422 10 OHM 1/16W 1608 1% D R/TP R701 0RH0221C622 2.2 OHM 1/16W 1608 5% D R/TP R10,R11,R12,R13,R14, R15,R16,R17,R18,R19, 0RH0302C422...
  • Page 44 All manuals and user guides at all-guides.com R252 0RH7501C422 7.5K OHM 1 / 16 W 1608 1% D R/TP R21,R231,R241,R251 0RH8201C422 8.2K OHM 1/16W 1608 1% D R/TP R221 0RH9101C422 9.1K OHM 1/16W 1608 1% D R/TP R910 0RH9102C422 91K OHM 1/16W 1608 1% D R/TP AR3,AR4,AR5,AR6 0RHZL10005A 100OHM 5 1/16W 3216 R/TP...
  • Page 45 All manuals and user guides at all-guides.com WOOREE LED, 64(NUMBER OF LED), WHITE 6916L-0249A LED, LM215WF4-TRA1-6F1-A0 5153L-0068A 10FH-SM1-GAN-TB(LF)(SN) , JST WOOREE LED, WM32NW1F, TOP VIEW, 6915L-0173A 1EA(LED CHIP Q'TY PER PKG), 3.0*2.0*0.8, 283.6*4.4*1.0, 4EA(NUMBER OF CHAIN), 6920L-0041A 1L(NUMBER OF LAYER), 64EA(NUMBER OF LED), AL 7250L-1036A T-GLOBAL, LI-98, 282.6*3.8*0.25...
  • Page 46 All manuals and user guides at all-guides.com 055G--23524--A WELDING FULX WITHOUT PB Q55G-100625 TIN STICK_LOW ARGENTUM CN803 033G801910Y--H FPC CONN. 0.5MM SMT 10P 311GF050B10ADH FFC CONN 0.5MM 10P source U401 056G-562F25 SCALER NT68628UFG QFP-128PIN U704 056G-563113 IC G1117-18T63UF 1A/1.8V SOT-223 U705 056G-563215 IC DC/DC MP1584EN SOIC8E...
  • Page 47 All manuals and user guides at all-guides.com 061G0402223-JY RST CHIPR 22KOHM -5% 1/16W YAGEO R416 061G0402224-JT RST CHIP 220K 1/16W 5% TZAI YUAN 061G0402224-JY RST CHIPR 220KOHM -5% 1/16W YAGEO R727 061G0402304-JF RST 0402 300K 5% 1/16W FENGHUA 061G0402304-JT RST 0402 300K 5% 1/16W TZAI YUAN R711 061G0402333-JF RST CHIP 33K 1/16W 5% FENGHUA...
  • Page 48 All manuals and user guides at all-guides.com 061G0603104-JI TEST ONLY RST 0603 100K 5% 1/16W TA-I R827,R828,R829,R830 061G0603109-JF RST CHIP 1R 1/10W 5% FENGHUA 061G0603109-JY RST CHIPR 1 OHM -5% 1/10W YAGEO R811 061G0603151-JF RST CHIPR 150 OHM +-5% 1/10W FENGHUA 061G0603151-JT RST CHIP 150R 1/10W 5% TZAI YUAN R807,R810...
  • Page 49 All manuals and user guides at all-guides.com 065G040210412K---A CAP CHIP 0402 100NF K 16V X7R C123,C722 065G040215131J---Y CHIP 150PF 50V NPO YAGEO C103,C104 065G040222031J---Y CAP CHIP 0402 22P 50V NPO +/-5% 065G040222031J---A CAP 0402 22PF J 50V NPO C116,C303,C429 065G040222415K---A CAP CHIP 0402 0.22UF K 16V X5R 065G040222415K---T CAP CHIP 0402 220NF K 16V X5R...
  • Page 50 All manuals and user guides at all-guides.com FB402,FB403,FB404, 071G-56V301--B CHIP BEAD FCM2012VF-301T07 BULLWILL FB405,FB407,FB410 FB107 071G-59G301 CHIP BEAD 300OHM FB101,FB102,FB103 071G-59K190--B 19 OHM BEAD L801 073G253S-98-DN SMD CHOKE 47UH 20% 3A 64R L701 073G253S521--H SMD CHOKE 22UH 20% 3.3A HF D101 093G--64-42-PP BAV70 SOT-23...
  • Page 51 Q40G000161515A CARTON LABEL Q40G0003615A71 LABEL POP(SILVER EPEAT+EPA) Q40G0003615C68 LABEL POP Q41G78D1615-4A CARD Q41G78S161545A E943FWS/E2043FS/E2243FWS/E2343FS QSG Q44GB042101 PULP MOLD Q44GB042201 PULP MOLD Q44GB042615-2A CARTON CARTON Q44GD065301EPE CUSHION EPE Q45G--88609197 EPE BAG Q45G2010M0201A PE BAG Q52G1201--4 3M TAPE Q70G22C161520B E2243FWS CD MANUAL...

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