AOC EN5200-ei Service Manual Download

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EN5200-ei

Page 1 of 42

SERVICE MANUAL

EN5200-ei Monitor

(With NEC(30-10) PANEL)

THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY.EVERY REASONABLE

EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT

GUARANTEE THE ACCURACY OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND

DISCLAIMS RELIABILITY FOR CHANGES, ERRORS OR OMISSIONS.

MANUFACTURE DATA

：

Oct-30-2003

Summary of Contents for EN5200-ei

Page 1: ...ENTS ARE FOR REPAIR SERVICE INFORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES ERRORS OR OMISSIONS MANUFACTURE DATA Oct 30 2003 ...

Page 2: ...utput Specification 08 4 1 Input Signal Connector 08 4 2 Factory Preset Display Modes 08 4 3 Power Supply Requirements 09 4 3 1 Input Requirements 09 4 3 2 Output Requirements 10 4 4 Panel Specification NEC 10 4 4 1 Panel Feature 10 4 4 2 Display Characteristics 10 4 4 3 Optical Characteristics 11 4 4 4 Parameter guide line for CCFL Inverter 11 5 Block Diagram 12 5 1 Monitor Exploded View 12 5 2 S...

Page 3: ...ter Power Board 15 6 Schematic 16 7 PCB Layout 21 7 1 Main Board 21 7 2 Inverter Power Board 22 8 Maintainability 23 8 1 Equipments and Tools Requirements 23 8 2 Trouble Shooting 24 9 White Balance Luminance Adjustment 27 10 EDID Content 28 11 BOM List 29 40 ...

Page 4: ...EN5200 ei Page 4 of 42 Revision List Revision Date Change Description ...

Page 5: ...e Power W 10 5 Typ Optimum Viewing Angle 6 O clock Module Size mm 326 0 w x 251 0 H x 12 0 D Module Weight g 1200 Backlight Unit CCFL 2 tables edge light top bottom 2 LCD MONITOR DESCRIPTION The LCD MONITOR will contain a main board an inverter power board keypad board which house the flat panel control logic brightness control logic and DDC The power board will provide AC to DC Inverter voltage t...

Page 6: ...ted Connect the video cable from the monitor to the video card Press the power button to turn on the monitor the power indicator will light up 3 2 CONTROL BUTTONS 3 2 1 KEY CONTROL 3 2 2 KEY FUNCTION Hot keys Navigation Within OSD Without OSD Menu MENU Select Function or select Sub menu Activate OSD main menu Left Previous Item or Decrease value Brightness Hot key Right Next Item or Increase value...

Page 7: ...ure 6 V Position Adjust the vertical position of the picture 7 Language Multi Language selection 8 Red Adjusts Red intensity 9 Green Adjusts Green intensity 10 Blue Adjusts Blue intensity 11 C1 Warm Color Set the color temperature to warm white 12 C2 Cool Color Set the color temperature to cool white 13 Reset Clear each old status of Auto configuration and re do auto configuration 14 Exit Save use...

Page 8: ...ominal Freq 1 Hz Sync Polarity Nominal Pixel Clock MHz 640x480 60Hz 800 x 525 31 469 N 59 940 N 25 175 640x480 72Hz 832 x 520 37 861 N 72 809 N 31 500 VGA 640x480 75Hz 840 x 500 37 500 N 75 00 N 31 500 800x600 60Hz 1056 x 628 37 879 P 60 317 P 40 000 800x600 72Hz 1040 x 666 48 077 P 72 188 P 50 000 SVGA 800x600 75Hz 1056x625 46 875 P 75 000 P 49 500 1024x768 60Hz 1344x806 48 363 N 60 004 N 65 000 ...

Page 9: ... 0 Amps RMS Input voltage 100 VAC RMS 60 Hertz Parameter must be reached within 3 seconds of turn on Less than 1 0 Amps RMS Input voltage 220 VAC RMS 50 Hertz Parameter must be reached within 3 seconds of turn on Input Power Less than 40 Watts Power factor 0 5 Input voltage 120 VAC RMS 60 Hertz Inrush Current Less than 30 A peak Input voltage 100 VAC RMS 60 Hertz at all Phase 0 90 180 270 degree L...

Page 10: ...s than 7 0A more than 12 0A at 12 0VDC Current exceeds maximum rating more than 20 Leakage Current Less than 0 25 mA Input voltage 100 Volts RMS 50 Hertz Less than 0 5 mA Input voltage 240 Volts RMS 50 Hertz 4 4 PANEL SPECIFICATION NEC 4 4 1 PANEL FEATURE LVDS interface 8 bit Selectable LVDS input map Wide color gamut High contrast Edge light type Inverter less Replace lamp for backlight 4 4 2 DIS...

Page 11: ... 2hours 2 s Cross talk CMR θ φ 0 1 Red Rx Ry 0 613 0 314 0 643 0 344 0 673 0 374 Green Gx Gy 0 274 0 536 0 304 0 566 0 334 0 596 Blue Bx By 0 111 0 055 0 141 0 085 0 171 0 115 Color Coordinates White Wx Wy θ φ 0 0 282 0 288 0 312 0 318 0 342 0 348 4 4 4 PARAMETER GUIDE LINE FOR CCFL INVERTER Back Light Unit The backlight system is an edge lighting type with 2 CCFL Cold Cathode Fluorescent Lamp The...

Page 12: ...EN5200 ei Page 12 of 42 Lamp life Time LT 35000 45000 hr IL 7 0mA Continuous Operation ...

Page 13: ...PAD KEPC FRONT BEZEL 85A548 15A5683 HANNSTAR 750ALCDX41 1 34A785 33A4095 KEPC560EKMN POWER LENS 33A3782 SHIELD 85A580 79AL15 6 S 85A577 Q1A1030 12 128X4 34A677 80AL15 2 L1 34A787 EARTH CLIP 85A562 TURN BASE 34A786 BASE SHIELD 15A5687 BASE HOLDER 15A5688 X 4 REAR COVER SCREW Q1A340 16 128X4 34A675 SCREW Q1A1030 10 128 X 4 SCREW Q1A1030 10 128 X 4 PLASTIC GEAR 11A144 1 SCREW Q1A1020 6 120 RUBBER FOO...

Page 14: ...EN5200 ei Page 14 of 42 5 2 Software Flaw Chart 1 2 3 4 5 7 6 8 10 11 12 9 Y N Y N ...

Page 15: ...variable for user operation 5 Initialize device on the board now only MST scaler chip will be initialized 6 Check if system is in power off status from first AC power up If yes then go to 7 else go to 8 7 If yes system will be forced to enter power off status 8 Mode detection 9 Check if input timing has been changed if yes then go to 10 else go to 11 10 Setup MST scaler for display according input...

Page 16: ...EN5200 ei Page 16 of 42 5 3 2 INVERTER POWER BOARD BLOCK DIAGRAM Inverter Block Diagram ...

Page 17: ...EN5200 ei Page 17 of 42 Power Block Diagram ...

Page 18: ... RT9164 25CG 3 2 1 VI VO GND VCC5V GND VLCD VCC5V D1 SCHOTTEYDIODE VCC5V U202 AIC1084 33M 3 1 2 VIN ADJ VOUT VCC2 5 4 C204 220uF 25V VAA1 4 VCC3 3 4 C214 0 1uF VCC3 3 VCPU VCC5V D2 DIODE VCC12V VCC5V C216 0 1uF C207 0 1uF C205 0 1uF VLCD 5 ON_OFF VAA1 C206 10uF 16V Q203 AO3401 GND Q201 PMBS3904 3 2 1 VCC5V VCC12V 6 VCC5V 3 6 VAA2 Brightness C201 0 1uF R212 4 7K 1 16W C211 47uF 16V R210 NC R201 4 7...

Page 19: ...NC R322 100 1 16W NC D312 NC R315 100 1 16W R310 150 1 16W VCC5V CN302 JACK NC 1 2 3 4 5 6 7 8 25 28 9 10 11 12 13 14 15 16 26 29 17 18 19 20 21 22 23 24 27 DAT2 DAT2 2 4shield DAT4 DAT4 DDC SCL DDC SDA VSYNC R HSYNC DAT1 DAT1 1 3shield DAT3 DAT3 5V SYNC GND HPD G RGB GND DAT0 DAT0 0 5shield DAT5 DAT5 clk shield clk clk B D315 LL5232B 5 6V 5 NC R311 1K 1 16W SOG 4 U302 AT24C02N 10SC NC 1 2 3 4 5 6...

Page 20: ...N0 BIN0 RIN0M GIN0M BIN0M HSYNC0 VSYNC0 R R G G B B CK CK REXT REFP REFM CSZ SDA SCL HWRESETZ INT PWM0 PWM1 LVACKM AVDD AVDD_MPLL AVDD_DVI BYPASS AVDD_DVI VDDP VDDP VDDP VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC AVSS_DVI AVSS AVSS_MPLL AVSS_LPLL AVSS_PLL AVSS_DVI GNDP GNDP GNDP GNDP GNDP GNDP GNDC GNDC GNDC GNDP GNDC XIN XOUT LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M NC LVB3P NC LVB3M NC LVBCKP NC LVBCKM ...

Page 21: ...24C16 1 2 3 4 5 6 7 8 A0 A1 A2 GND SDA SCL WP VCC DDC_CLK 3 OUT L Volume 4 VCC12V R601 10K C614 NC CN602 CON16A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 OUT L OUT L R633 0 R622 0 LEFT LED_GRN C604 22pF VCPU R620 0 R635 100 R616 4 7K R615 10K LED_G RIGHT LED_O RP601 10Kx4 1 2 3 4 5 6 7 8 R630 0 Mute_key C606 NC C601 1u R617 470 POWER LED_O CN601 CON14A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ST_DET1 3 LED_B...

Page 22: ...EN5200 ei Page 22 of 42 7 PCB LAYOUT 7 1 MAIN BORAD ...

Page 23: ... 49US A U201 RT9164 25CG U202 AIC1084 33CM U301 M24C02 WMN6T SMT U401 MST811A PQFP 128 U601 PLCC SMT CONN PD41C 441 CN201 WAFER CN301 PHONE JACK Only for SPK CN503 PIN HEADER 24P 2 0mm CN602 WAFER 16PIN 2 0mm DIP RN601 CHIP AR 8P4R 10KOHM 5 RN602 CHIP AR 8P4R 10KOHM 5 7 2 INVERTER POWER BOARD ...

Page 24: ...NN 2P R A 87210 0236 DIP CN204 WAFER CN301 PHONE JACK Only for SPK CN302 3 PIN BD901 BRIDGE 2KBP06M NR901 8 OHM NCTR C905 100UF 20 400V T901 X FMR Q211 2SC5706 DIP SANYO 8 MAINTAINABILITY 8 1 EQUIREMENT AND TOOLS REQUIREMENT 1 Voltmeter 2 oscilloscope 3 Pattern Generator 4 DDC Tool with a IBM Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual ...

Page 25: ...al Missing Line Bright Dot Dark Dot Light Leakage Mura Image Sticking Dot Defect Brightness Dot Defect Particle Check Panel No display Check Power Check Check Panel Change Panel Change Change Power Check Keyboard Change Check Line Connectted Power board and Change Noise Check Check Panel Change Change Panel Test A ...

Page 26: ...Check Mainbord Change Mainboard Check Panel Change Panel Check LVD Change LVD R G B Display Ab Check Single Change Single Check Change Mainboard Check Panel Change Panel Monitor Shut Check Change Check Keyboard Change Keyboard Check Change Mainboard No signal Check Single Change Single Check Change Mainboard Power on Display Ab Check Change Mainboard ...

Page 27: ... Keyboard or Change Keyboard Change Mainboard Change Mainboard Change LVDS LED Off Change Keyboard or Change Keyboard or A Change Wires LED Abnormal LED Dark LED Display Abnorma LED Flicker Abnorma l Check Wires Check Keyboard Check Mainboa DDC U301 Abnorma l Check Check LVDS Test Next Complete ...

Page 28: ... Power button will activate the factory mode then MCU will do AUTO LEVEL automatically Meanwhile press MENU the OSD screen will located at LEFT TOP OF PANEL 1 Bias adjustment Set the Contrast to 50 Adjust the Brightness to 80 2 Gain adjustment Move cursor to F and press MENU key A Adjust C2 7800 color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel ...

Page 29: ...0 7 Repeat above procedure item 5 6 7 until chroma 7120 RGB value meet the tolerance 100 2 Press reset key Turn the POWER button off to on to quit from factory mode 10 EDID CONTENT x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 xA xB xC xD xE xF 00 00 FF FF FF FF FF FF 00 16 09 63 E5 0B 60 01 00 16 12 0D 01 03 68 1E 17 82 2A 71 F5 9F 55 4B 99 24 32 1C 4F 54 BF EE 00 01 01 01 01 01 01 01 01 01 01 48 01 01 01 01 01 ...

Page 30: ... 40L 581 26704 唛头纸 FOR CARTON PALLET P 0 05 PCS 41L 68508 A 管制卡 P 0 1 PCS 41L780061513B INPUT NOT SUPPORT CARD P 1 PCS 41L780067311A QSG P 1 PCS 41L780067312A WARRANTY BOOKLET P 1 PCS 44L3231 12500 EVA WASHER P 1 PCS 44L3525673 2A CARTON P 1 PCS 44L3539 1 EPS P 1 PCS 44L3539 2 EPS P 1 PCS 44L3539 3EPE EPE P 1 PCS 44L9003210 护角板 P 0 042 PCS 45L 76 28 C PE Bag For Manual P 2 PCS 45L 77 3 打包膜 P 173 C...

Page 31: ... 33L8027 16 WAFER 16PIN 2 0mm DIP P 1 PCS 52L6026 1 网版板 P 20 MM 52L6026 2 网版板 P 20 MM U601 56L1125137SS1 W78E65 44 BY WINBOND P 1 PCS C202 67L215B221 4H LOW ESR 220UF 25V 8 11 P 1 PCS C204 67L215B221 4H LOW ESR 220UF 25V 8 11 P 1 PCS CN301 88L 35315FHAS D SUB 15PIN P 1 PCS X401 93L 22 53 CRYSTAL 14 318MHzHC 49UP 1 PCS X601 93L 22 55 CRYSTAL 20MHz HC 49US P 0 PCS X601 93L 22 55 H 20MHZ P 1 PCS U401...

Page 32: ...CS R315 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R316 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R608 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R609 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R634 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R635 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R203 61L0603102 CHIPR 1K OHM 5 1 16WP 1 PCS R311 61L0603102 CHIPR 1K OHM 5 1 16WP 1 PCS R202 61L0603103 CHIPR 10K OHM 5 1 16P 1 PCS R...

Page 33: ... CHIPR 75 OHM 5 1 16W P 1 PCS R326 61L0603750 CHIPR 75 OHM 5 1 16W P 1 PCS R327 61L0603750 CHIPR 75 OHM 5 1 16W P 1 PCS C307 65L0603102 32 1000PF 10 50V X7R P 1 PCS C201 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C203 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C205 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C207 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C210 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C212 ...

Page 34: ... C608 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C609 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C610 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C614 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C615 65L0603104 32 CHIP 0 1UF 50V X7R P 1 PCS C402 65L0603220 31 CHIP 22PF 50V NPO P 1 PCS C403 65L0603220 31 CHIP 22PF 50V NPO P 1 PCS C602 65L0603220 31 CHIP 22PF 50V NPO P 1 PCS C604 65L0603220 31 CHIP 22PF 50V N...

Page 35: ...FB406 71L 56Z601 CHIP BEAD 600 OHM 0805 P 1 PCS R620 71L 59G301 CHIP BEAD 300OHM P 1 PCS R621 71L 59G301 CHIP BEAD 300OHM P 1 PCS R622 71L 59G301 CHIP BEAD 300OHM P 1 PCS R623 71L 59G301 CHIP BEAD 300OHM P 1 PCS R624 71L 59G301 CHIP BEAD 300OHM P 1 PCS R630 71L 59G301 CHIP BEAD 300OHM P 1 PCS R633 71L 59G301 CHIP BEAD 300OHM P 1 PCS U601 87L 202 44 PLCC SMT CONN PD41C 441P 1 PCS D317 93L 39147 TZM...

Page 36: ...3SMT POWER BOARD FOR SMT M 1 PCS PWPC5215A1E3A POWER BOARD FOR AI M 1 PCS L904 73L 253 91 LS CHOKE BY LI SHIN P 0 PCS CN102 33L800912A HEADER 2 6P P 1 PCS CN201 33L8020 2D AC CONN 2P R A DIP BY ACESP 1 PCS CN202 33L8020 2D AC CONN 2P R A DIP BY ACESP 1 PCS 40L 45762412A CBPC LABEL P 1 03 PCS 51L 6 4500 RTV 溅 P 2 G 51L 6 4502 RTV 溅 P 0 G 51L 6 4503 RTV 溅 P 0 G IC902 56L 139 3 PC123FY2 BY SHARP P 0 ...

Page 37: ...PF 400V 20 Y1 CAP P 0 PCS C913 65L306M4722B2 4700PF 20 400VAC Y1 P 1 PCS C922 67L 215102 3H 1000UF 20 16V P 1 PCS C925 67L 215102 3H 1000UF 20 16V P 1 PCS C922 67L 215102 3K 1000UF 20 16V P 0 PCS C925 67L 215102 3K 1000UF 20 16V P 0 PCS C905 67L305S10114K E C 105 CAP P 1 PCS L902 73L 174 26 LS COMMON CHOKE P 1 PCS L902 73L 174 26 T1 LINE LILTER 0 45mm P 0 PCS L202 73L 174 30 LS FILTER P 0 PCS L202...

Page 38: ...HIPR 0OHM 5 1 16W P 1 PCS R929 61L0603000 CHIPR 0OHM 5 1 16W P 1 PCS R218 61L0603101 CHIPR 100 OHM 5 1 16P 1 PCS R931 61L0603102 CHIPR 1K OHM 5 1 16WP 1 PCS R204 61L0603103 CHIPR 10K OHM 5 1 16P 1 PCS R222 61L0603123 CHIP 12K OHM 1 16W P 1 PCS R238 61L0603123 CHIP 12K OHM 1 16W P 1 PCS R210 61L0603183 CHIP 18K OHM 1 16W P 1 PCS R216 61L0603221 CHIPR 220 OHM 5 1 16WP 1 PCS R214 61L0603222 CHIPR 2 2...

Page 39: ... 37 CHIP 0 1UF 50V Y5V P 1 PCS C928 65L0603104 37 CHIP 0 1UF 50V Y5V P 1 PCS C202 65L0805104 22 0 1UF 10 25V X7R 080P 1 PCS C205 65L0805104 22 0 1UF 10 25V X7R 080P 1 PCS C203 65L0805105 27 CHIP 1UF 25V Y5V 0805 P 1 PCS C209 65L0805105 27 CHIP 1UF 25V Y5V 0805 P 1 PCS C211 65L0805105 27 CHIP 1UF 25V Y5V 0805 P 1 PCS C219 65L0805105 27 CHIP 1UF 25V Y5V 0805 P 1 PCS C225 65L0805105 27 CHIP 1UF 25V Y...

Page 40: ...CS J902 95L 90 23 TIN COATED P 0 PCS J903 95L 90 23 TIN COATED P 0 PCS J904 95L 90 23 TIN COATED P 0 PCS J905 95L 90 23 TIN COATED P 0 PCS J906 95L 90 23 TIN COATED P 0 PCS R917 61L 17210052T 100HM 5 1 4W P 1 PCS R930 61L 17210152T 100 OHM 5 1 4W P 1 PCS R918 61L 17210352T CFR 10KOHM 5 1 4W P 1 PCS R922 61L 17247052T 47OHM 5 1 4W P 1 PCS R908 61L 17268952T 6 8OHM 5 1 4W P 1 PCS R205 61L 60210452T ...

Page 41: ... P 1 PCS C920 65L517K102 5T628 1000PF 10 Y5P 500V P 0 PCS C921 65L517K102 5T628 1000PF 10 Y5P 500V P 0 PCS C907 67L 309220 7T 22UF 20 50V P 1 PCS C207 67L 309479 7T 4 7UF 20 50V 85 尼ん玃 1 PCS C924 67L215B4713HT 470UF 16V LTR471M1CF11VP 1 PCS C926 67L215B4713HT 470UF 16V LTR471M1CF11VP 1 PCS C201 67L215C1514HT LOW ESR 150UF 25V 8 7MMP 1 PCS 51L 200 1 床荐猳 P 0 02 G Q903 57L 723 3B 2SK2761 01MR P 0 PCS...

Page 42: ...f 42 34L 913 U0 L BASE P 1 PCS 34L1100 U0A6L BACK COVER P 1 PCS 37L 446 1 LCD HINGE L501 C P 1 PCS M1L 340 8128 SCREW P 2 PCS Q1L 330 8120 SCREW 3X8mm P 2 PCS Q1L 340 8128 SCREW 4X8mm P 1 PCS AM1L1740 12128 SCREW P 4 PCS ...

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