ViewSonic VE155B - 15" LCD Monitor Service Manual
ViewSonic VE155B - 15" LCD Monitor Service Manual

ViewSonic VE155B - 15" LCD Monitor Service Manual

15" color tft lcd display
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Service Manual

ViewSonic VE155s
VE500-2
VE155
VE155b
VA520-2
Model No. VLCDS23585-1W
VLCDS23585-2W
VLCDS23585-3W
(MRT MASCOT VZ Scalar)
15" Color TFT LCD Display
(VE155s-1_SM_699, VE500-5_SM_700, VE155/b_SM_531, VA520-2_SM_559 - Rev. 1b- Jul. 2003)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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Table of Contents
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Summary of Contents for ViewSonic VE155B - 15" LCD Monitor

  • Page 1: Service Manual

    ViewSonic VE155s VE500-2 VE155 VE155b VA520-2 Model No. VLCDS23585-1W VLCDS23585-2W VLCDS23585-3W (MRT MASCOT VZ Scalar) 15” Color TFT LCD Display (VE155s-1_SM_699, VE500-5_SM_700, VE155/b_SM_531, VA520-2_SM_559 - Rev. 1b- Jul. 2003) ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...
  • Page 2 Further, ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes.
  • Page 3: Table Of Contents

    8. Exploded Parts List..................... 18 9. Block Diagram ....................20 10. Schematic Diagram ..................21 11. PCB Layout ....................... 27 12. Recommend Spare Parts List..…………………………………………………… 13. Electrical Parts List …………………………………………………………………. 33 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 4 3. Keep wires away from high voltage, high temperature components and sharp edges. 4. Keep wires in their original position so as to reduce interference. 5. Usage of this product please refer to also user's manual. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy...
  • Page 5: Specification

    Operating: 0°C ~ +35°C Storage: -20°C ~ +60°C Compliance UL, CUL, TÜV/GS, TÜV/Ergo, CE, FCC-B, Energy Star, VCCI, BSMI, GOST-R, TCO'99 and CCC. Power Input Voltage: 100~240 Vac Consumption: 30 Watts (Max.) ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 6 17.066ms 15.840ms 12.480ms 12.800ms DISPLAY V B-Porch 0.427ms 0.626ms 0.607ms 0.478ms 0.448ms Vs Width 0.080ms 0.057ms 0.106ms 0.125ms 0.064ms V Border 0.000ms 0.000ms 0.000ms 0.000ms 0.000ms H/V Sync Interlace ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 7 16.600us 12.800us DISPLAY H B-Porch 2.200us H Width 1.200us H Border 0.000us V TOTAL 13.346ms 12.749ms DISPLAY V B-Porch 0.498ms Vs Width 0.050ms V Border 0.000ms H/V Sync Interlace ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 8 4.NC 9. +5V 14.V.SYNC 5.GND 10.GND 15.SCL SIGNAL LEVEL CONNECTO SIGNAL DESCRIPTION 0.7vp-p(VIDEO) GREEN 0.7vp-p(VIDEO) BLUE 0.7vp-p(VIDEO) H/SYNC TTL positive or negative V/SYNC TTL positive or negative DDC1/2B DDC1/2B ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 9: Front Panel Function Control Description

    Power On/Off Selects a highlighted control. Also, Scroll through menu displays the control screen for the options and adjust the selected control and toggles displayed control. between control pairs. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 10 • If necessary, make small adjustments using H. POSITION and V. POSITION until the screen image is completely visible . (The black border around the edge of the screen should barely touch the illuminated “active area” of the LCD display.) ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 11: Main Menu Controls

    — Individual adjustments for red, green, and blue. User To select color (R, G or B) press button [2]. To adjust selected color, press When you are finished making all color adjustments, press button [1] twice. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 12 Vertical moves the screen image up and down. (Horizontal Size) adjusts the width of the screen image. H. Size Vertical size is automatic with your LCD display. NOTE: ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 13 OSD Timeout screen is displayed. For example, with a “15 second” setting, if a control is not pushed within 15 seconds, the display screen disappears. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 14 (Remark: recommend to use 5-Disc full white pattern) = Recall Contrast and Brightness. (Don’t show OSD) + No Signal = Enter Burn in mode (Power On) = Enter Maintain mode. 5-Disc full white Patten ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 15: Circuit Description

    A 5-pin connector is the only interface to control the inverter. Pin 1 is 12V input, Pin 2/4 are the returns, pin3 is the control of output current, and pin 5 is the enable/disable control. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy...
  • Page 16: Adjusting Procedure

    D. Select the “EEPROM INIT” item and press “ 2 “key to reset the Eeprom. 3. White Balance Adjustment : A. Timing : 1024x768@60Hz. B. Pattern : Full white. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 17 “ function on the OSD menu , then all the data of each mode will be auto saved. C. Until all of modes are adjusted, press “ 1 “ to exit OSD menu and switch power off to exit factory mode. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy...
  • Page 18: Trouble Shooting Flow Chart

    I801,I802,I803 C101 D801,F801 I101 Replace I101 Failed? Check Q101,I107,Q114 C314,C319 9.2V Check L111,D203, C308 I108,Q106 Check 18V on F102 Q108,I109,F102 Check -6V on D201,D202,F103, F103 C302,Q105,I106 Check 3~4V Q107,C315,I108 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 19: Viewsonic Corporation

    Check X101 Crystal Change X101 12MHz is working ? Check J105,J106 Change I001 LCD data bus have signal controller IC Check panel Powers VDDD=3.3V VDDA=9.2V VDDG=18V VEEG=-6V Change LCD panel ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 20: Exploded Diagram

    38 X4 37 X4 27 X2 FIG.2 20 X2 U901 KEYPAD PCB ASS'Y INVERTER PCB FIG.1 P983 14 X2 33 X2 13 X4 FIG.2 I/O CABLE 33 X2 FIG.3 P984 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 21: Exploded Parts List

    2044260902 FUNCTION KEY VA520-2/ABS 94V0 SILVER 1F03 M-SCW-0824-0285 2084730082 SCREW,BND T+ M3X8(BND T+) 1F04 M-MS-0808-4026 2051350200 NAME PLATE JD144V3 VIEWSONIC 3BIRDS AL 1F05 2080002200 SCREW,SPE L355 M3x6 DH NICKEL-PLATED 1F09 2071964100 METAL FITTG VE155/CPT MRT14 SECC T=0.8 1F10 M-SCW-0824-0285 2084730082...
  • Page 22 FUNCTION KEY ABS 94V0 MIDNIGHT GRAY 1F03 VE155b PL-FK0709-0147 SCREW,BND T+ M3X8(BND T+) 1F04 M-SCW-0824-0285 2084730082 NAME PLATE JD144V3 VIEWSONIC 3BIRDS AL 1F05 M-MS-0808-4026 2051350200 SCREW,SPE L355 M3x6 DH NICKEL-PLATED 1F09 M-SCW-0824-6715 2080002200 METAL FITTG VE155/CPT MRT14 SECC T=0.8 1F10...
  • Page 23 2053751901 FUNCTION KEY VA520-2/ABS 94V0 SILVER 1F03 PL-FK-0709-0128 2044260902 SCREW,BND T+ M3X8(BND T+) 1F04 M-SCW-0824-0285 2084730082 NAME PLATE JD144V3 VIEWSONIC 3BIRDS AL 1F05 M-MS-0808-4026 2051350200 SCREW,SPE L355 M3x6 DH NICKEL-PLATED 1F09 M-SCW-0824-6715 2080002200 M-BK-0805-0013 METAL FITTG VE155/CPT MRT14 SECC T=0.8...
  • Page 24: Lcd Panel

    P981 P983 P980 TO:GND P802 P802 MAIN PCB POWER PCB P982 TO:METAL FITTG P801 2202120100 V:0.02 P701 (BRN) (BLU) KEYPAD PCB (BLU) (BRN) P961 I/O CABLE AC SOCKET ASS'Y ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 25: Block Diagram

    OPTION SDA/SCL 24LC21 I105 EEPROM DDC FROM 8051PLCC VOLUMN CONTROL D-SUB AUDIO AMP. 15 PIN I601 SPEAKER AUDIO TDA7053A/TDA7057 OSC. KEYPAD 12MHZ X100 15 inch LCD MONITOR BLOCK DIAGRAM ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 26: Schematic Diagram

    I101E VSYNC 24LC21 0.1u R110 VCLK DDC-SCL C113 74LVC14 VCC IS +3.3V DDC-SCL DDC-SDA 74LVC14 D12 NF4 C14 R11 I2 DDC-SDA 0.1u R111 I101F 74LVC14 DDC-SCL1 3 DDC-SDA1 3 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 27 C145 C146 P2781 0.1u 0.1u 0.1u DA1 C45 R44 I3 XIN/CLK XOUT R086 R144 +3.3V R088 X101 12MHZ R091 1.2k R090 R092 R089 C147 C148 C090 680pf C091 6800pf ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 28 VDDD 470uF/16V 10uF/50V DDC-SDA +3.3V R184 NC R172 C209 C212 0.1u 0.1u 4.7K R173 MRT DEBUG I/O/NC P105 2.0 mm R171 3.3K L114 VDDCTRL +3.3V Q103 MMBT3904 PLCC-44 SOCKET ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 29 L161 T_RB2 L162 C217 10uF/50V T_RB3 L163 T_RB4 VCOM L164 T_RB5 L165 T_RB6 L166 C214 10uF/50V T_RB7 L167 VDDD RB[0..7] CP12 33PX4 16V C215 10uF/50V VDDG C216 10uF/50V VEEG ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 30 R227 26.2V MMBT2222A 0/0603 F102 D205 D206 0.25A/0603 EP05Q04/SMD EP05Q04/SMD R217 3.3K/0603 R218 21K 1%/0603 EN_18V C318 2.5V C319 47uF/50V I109 TL431A R219 3K3 1%/0603 VDDA VDDG 20ms Delay ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 31 3K48/1% C810 Q801 0.033UF/100V MEF R807 JUMPER (1) Resistor - power rating is 1/4W , if not indicated. (2) AL-EL capacitor - temperture is 105'C , if not indicated. ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 32 11. PCB Layout Diagrams 11.1. MAIN PCB TOP VIEW ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 33 11.3. CON PCB TOP VIEW 11.4. CON PCB BOTTOM VIEW ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 34 11.5. POWER PCB TOP VIEW ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 35 11.6. POWER PCB BOTTOM VIEW ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 36: Recommended Spare Parts List

    M-MS-0808-0020 2013150901 PE bag 6P60 M-LB-0813-0861 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 M-MS-0808-0028 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 M-LB-0813-0862 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 M-LB-0813-0863 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G...
  • Page 37 M-MS-0808-0020 2013150901 PE bag 6P60 M-LB-0813-0861 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 M-MS-0808-0028 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 M-LB-0813-0862 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 M-LB-0813-0863 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G...
  • Page 38 M-MS-0808-0020 2013150901 PE bag 6P60 M-LB-0813-0861 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 M-MS-0808-0028 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 M-LB-0813-0862 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 M-LB-0813-0863 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G...
  • Page 39 M-MS-0808-0020 2013150901 PE bag 6P60 M-LB-0813-0861 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 M-MS-0808-0028 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 M-LB-0813-0862 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 M-LB-0813-0863 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G...
  • Page 40 FRONT BEZEL VA520(2)ABS+PC SILVER 1F01 PL-FK-0709-0128 2044260902 FUNCTION KEY VA520-2/ABS 94V0 SILVER 1F03 M-LB-0813-0002 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P54 M-MS-0808-4026 2051350200 NAME PLATE JD144V3 VIEWSONIC 3BIRDS AL C-BC-0302-0388 2022258804 CABI BACK PC+ABS 94V0 BLACK 4001+SILVER 2C01 M-CV-0830-2466...
  • Page 41: Electrical Parts List

    13. ELECTRICAL PARTS LIST VE155s Item VIEWSONIC P/N Ref.No. DESCRIPTION SPECFICATION 2700111700 SET ASS'Y VE155(S) B011 2701111700 PCB ASS'Y VE155(S) B021 2702111700 PCB-MAIN VE155(S) BA31 2704111700 AUTO INSERT-MAIN VE155(S) BA41 2706111700 SMT-MAIN VE155(S) BA51 2340733008 CAP,ARRAY P=0.8 85'C 1206Y5V 33.000PF 16V M 8P...
  • Page 42 Item VIEWSONIC P/N Ref.No. DESCRIPTION SPECFICATION E-C-0404-3815 2346410496 CAP,CHIP 85'C CS 0603/Y5V/50V 0.1u Z T C163 E-C-0404-3815 2346410496 CAP,CHIP 85'C CS 0603/Y5V/50V 0.1u Z T C165 E-C-0404-3815 2346410496 CAP,CHIP 85'C CS 0603/Y5V/50V 0.1u Z T C166 E-C-0404-3898 2341110096 CAP,CHIP 125'C...
  • Page 43 Item VIEWSONIC P/N Ref.No. DESCRIPTION SPECFICATION 2365807296 IC,LINEAR(SMD) AIC1341CS SO16 I108 2365807196 IC,LINEAR(SMD) AMC1117-3.3 SOT-223 I112 2365808196 IC,LINEAR(SMD) AP1117E-3.3V SOT-223 I112 2365809996 IC,LINEAR(SMD) P2781A-08SR SOIC-8 PulseCore I113 2407630250 SOCKET,SMD 6240-50-OR5P 0.5*50P KYOCERA J105 2407630250 SOCKET,SMD 6240-50-OR5P 0.5*50P KYOCERA J106 136 E-L-0407-1535...
  • Page 44 Item VIEWSONIC P/N Ref.No. DESCRIPTION SPECFICATION 195 E-Q-0402-1375 2360100396 XISTOR,PNP R SMD MMBT3906-7 VISHAY SOT-23 Q100 2360100796 XISTOR,PNP R SMD MMBT3906 SOT-23 DIODES Q100 2360100596 XISTOR,PNP R SMD MMBT3906 FAIRCHILD SOT23 Q102 198 E-Q-0402-1375 2360100396 XISTOR,PNP R SMD MMBT3906-7 VISHAY SOT-23...
  • Page 45 Item VIEWSONIC P/N Ref.No. DESCRIPTION SPECFICATION 2379380006 BEAD,HI-IMPEDANCE Z=80ohm(200MHz~) 0603 200mA R133 261 E-R-0405-6600 2253200096 RES,CHIP 1/10W RC 0603 1/10W 0ohm J T R134 262 E-R-0405-6603 2253222096 RES,CHIP 1/10W RC 0603 1/10W 22ohm J T R135 263 E-R-0405-7003 2253275096 RES,CHIP 1/10W...
  • Page 46 325 B-MB-0201-0745 2202510402 PCB MULTILAYER 166L14 M/B FR4*4 110*136 3.12 U001 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P56 2720111700 V-TYPE-MAIN VE155(S) BA52 328 E-IC-0401-0836 2365307391 IC,LINEAR TL431CLP MOTOROLA I106 329 E-IC-0401-2152 2365321991 IC,LINEAR KA431AZTA TO-92 FAIRCHILD I106 2365328191 IC,LINEAR...
  • Page 47 PC BOARD MD96851 P/B CEM1 170*58 2.00 U801 2711111700 MANUAL INSERT-POWER VE155(S) BC42 453 E-C-0404-4834 2300922401 CAP,MTL MINI 0.220UF 275V M C801 2330004001 CAP,MINI ELE 100u/400VPS¡ í 18*32 ELITE C812 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 48 M3X8(BND T+) 9S02 488 M-SCW-0824-0285 2084730082 SCREW,BND T+ M3X8(BND T+) 9S03 2711311700 MI OTHER-POWER VE155(S) BC49 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P55 491 C-FP-0301-0379 2701511700 FRONT ASS'Y VE155(S) B022 492 C-FP-0301-0380 2708111700 FRONT BEZEL VE155(S) BT31 493 C-FP-0301-0376...
  • Page 49 M3X8(BND T+) 5B07 2087340126 SCREW,B SPW+ 4X12(+)SWRM-3 ZMC2-C 5B08 2080002400 SCREW,SPE VE155/3x8 STAND 5B09 554 M-LB-0813-0769 2055613293 LABEL VIEWSONIC OPEN STAND LABEL-LCD 5B10 2719011700 FINAL OTHER VE155(S) BN39 2084730084 SCREW,BND T+ M3X8(BND T+) (BLK) 2C25 2700511700 ACCESSORY ASS'Y VE155(S) B012...
  • Page 50 2341110096 CAP,CHIP 125'C C170 CS 0603/COG/50V 10p J T E-C-0404-3815 2346410496 CAP,CHIP 85'C C209 CS 0603/Y5V/50V 0.1u Z T E-C-0404-3815 2346410496 CAP,CHIP 85'C C212 CS 0603/Y5V/50V 0.1u Z T ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 51 BEAD,HI-IMPEDANCE L104 Z=200ohm(100MHZ~) 0805 200mA 141 E-L-0407-1535 2379820196 BEAD,HI-IMPEDANCE L105 Z=200ohm(100MHZ~) 0805 200mA 142 E-L-0407-1535 2379820196 BEAD,HI-IMPEDANCE L106 Z=200ohm(100MHZ~) 0805 200mA 143 E-L-0407-1535 2379820196 BEAD,HI-IMPEDANCE L107 Z=200ohm(100MHZ~) 0805 200mA ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 52 213 E-Q-0402-1180 2360301296 XISTOR,NPN R SMD Q111 MMBT3904 DIODES SOT-23 214 E-Q-0402-1378 2360300596 XISTOR,NPN R SMD Q111 MMBT3904-7 VISHAY S0T-23 215 E-Q-0402-1607 2360100596 XISTOR,PNP R SMD Q113 MMBT3906 FAIRCHILD SOT23 ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 53 RC 0603 1/10W 1Kohm J T 286 E-R-0405-6600 2253200096 RES,CHIP 1/10W R183 RC 0603 1/10W 0ohm J T 287 E-R-0405-6419 2253247296 RES,CHIP 1/10W R187 RC 0603 1/10W 4.7Kohm J T ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 54 RC 0603 1/10W 330ohm J T 322 B-MB-0201-0745 2202510402 PCB MULTILAYER U001 166L14 M/B FR4*4 110*136 3.12 2056603050 SERIAL LABEL 6P56 VIEWSONIC LCD SERIAL LABEL 2720111700 V-TYPE-MAIN BA52 VE155(S) 2333322613 CAP,ELE 105'C C114 EC 22u/ 16V 5*11 P=2.5 T 2333322613...
  • Page 55 427 M-WR-0828-0460 2428106125 JUMPER J803 0.6φ12.50MM 428 M-WR-0828-0460 2428106125 JUMPER J804 0.6φ12.50MM 429 M-WR-0828-0478 2428106100 JUMPER J805 0.6φ10.00MM 430 M-WR-0828-0451 2428106150 JUMPER J806 0.6φ15.00MM 431 M-WR-0828-0455 2428106050 JUMPER J807 0.6φ5.00MM ViewSonic Corporation VE155s, VE500-2 Confidential – Do Not Copy VE155/b, VA520-2...
  • Page 56 M3X8(BND T+) 486 M-SCW-0824-0285 2084730082 SCREW,BND T+ 9S03 M3X8(BND T+) 2711311700 MI OTHER-POWER BC49 VE155(S) 2056603050 SERIAL LABEL 6P55 VIEWSONIC LCD SERIAL LABEL 489 C-FP-0301-0382 2701512100 FRONT ASS'Y B022 VE500(2) 490 C-FP-0301-0383 2708112100 FRONT BEZEL BT31 VE500(2) 491 C-FP-0301-0381 2024262107...
  • Page 57 U901 L0070 SAMPO 523 M-SCW-0824-0285 2084730082 SCREW,BND T+ 1F04 M3X8(BND T+) 524 M-MS-0808-4026 2051350200 NAME PLATE 1F05 JD144V3 VIEWSONIC 3BIRDS AL 525 M-SCW-0824-0285 2084730082 SCREW,BND T+ 1F11 M3X8(BND T+) 526 M-SCW-0824-0285 2084730082 SCREW,BND T+ 1F19 M3X8(BND T+) 2084740082 SCREW,BND T+...
  • Page 58 VE155b Item ViewSonic P/N Ref. P/N Description Location Q'ty 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP01 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP02 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP03 2340747008 CAP,ARRAY P=0.8 85'C...
  • Page 59 Item ViewSonic P/N Ref. P/N Description Location Q'ty E-D-0403-2041 2364600396 DIODE,SWITCH SMD LL4148 DIODES MINIMELF D108 E-D-0403-1667 2364600196 DIODE,SWITCH SMD LL4148 3.5X1.5φ TEMIC GS08 D109 E-D-0403-2041 2364600396 DIODE,SWITCH SMD LL4148 DIODES MINIMELF D109 E-D-0403-1667 2364600196 DIODE,SWITCH SMD LL4148 3.5X1.5φ TEMIC GS08...
  • Page 60 RC 0603 1/10W 330 ohm J T R229 2365929196 IC,DIGITAL SMD MV3 PQFP-160P U001 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P56 2336322613 CAP,MINI ELE 105'C EC 22u/ 16V 4*7 P=2.5 T C114 2336322791 CAP,MINI ELE 105'C EC 220u/ 16V 8*7 P=5.0 T...
  • Page 61 Item ViewSonic P/N Ref. P/N Description Location Q'ty 2347110396 CAP,CHIP 125'C CS 0805/X7R/50V 0.01u K T C892 257 E-D-0403-2088 2364201496 DIODE,RECT(SMD) EC10QS04-TE12L NI D301 258 E-D-0403-2088 2364201496 DIODE,RECT(SMD) EC10QS04-TE12L NI D303 259 E-D-0403-1667 2364600196 DIODE,SWITCH SMD LL4148 3.5X1.5φ TEMIC GS08...
  • Page 62 Item ViewSonic P/N Ref. P/N Description Location Q'ty 338 E-R-0405-6001 2253347296 RES,CHIP 1/8 RC 0805 1/8 W 4.7Kohm J T R323 339 E-R-0405-6001 2253347296 RES,CHIP 1/8 RC 0805 1/8 W 4.7Kohm J T R324 2253310196 RES,CHIP 1/8 RC 0805 1/8 W 100ohm J T...
  • Page 63 Item ViewSonic P/N Ref. P/N Description Location Q'ty 2251322036 RES,CHIP 1/8 RC 0805 1/8 W 220Kohm F T R871 421 E-R-0405-5991 2253310396 RES,CHIP 1/8 RC 0805 1/8 W 10Kohm J T R872 2253322096 RES,CHIP 1/8 RC 0805 1/8 W 22ohm J T...
  • Page 64 Item ViewSonic P/N Ref. P/N Description Location Q'ty 504 E-FS-0410-0102 2213125211 FUSE FUSE 2.5A/250V SG501302.5 PICO F801 2213220295 FUSE MICRO 20N2000FS 2A/125V PICO F802 2213225105 FUSE MICRO 20N 0250FS 0.25A PICO F803 507 E-IC-0401-2152 2365321991 IC,LINEAR KA431AZTA TO-92 FAIRCHILD I803...
  • Page 65 JT166K17 650uH ER-28 T801 2374300200 XFORMER INVERTER EEL-19 20/2600Ts 0.45/0.05mm T802 625 E-X-0415-0119 2369103601 XTAL,OSC 12.000MHZ/49US X301 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P55 2365329800 IC,LINEAR PHX7NQ60E SOT186A PHILIPS Q808 2361609900 FET,N-CH SSS7N60B TO-220 FAIRCHILD Q808 2072259201 HEAT SINK JT166H 39.6WX12.2DX20H...
  • Page 66 2427130097 POWER CORD CHINA WALL 1.83M BLACK P951 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G 6P12...
  • Page 67 VA520-2 Item ViewSonic P/N Ref. P/N Description Location Q'ty 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP01 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP02 2340747008 CAP,ARRAY P=0.8 85'C 1206Y5V 47.000PF 16V M 8P CP03 2340747008 CAP,ARRAY P=0.8 85'C...
  • Page 68 Item ViewSonic P/N Ref. P/N Description Location Q'ty E-D-0403-1667 2364600196 DIODE,SWITCH SMD LL4148 3.5X1.5φ TEMIC GS08 D105 E-D-0403-2041 2364600396 DIODE,SWITCH SMD LL4148 DIODES MINIMELF D105 2364503386 DIODE,ZENER SMD BZV55-C3V3 3.23V~3.7V PHILIPS D106 2364503396 DIODE,ZENER SMD RLZ3.3B 3.32~3.53V 0.5W ROHM D106...
  • Page 69 RC 0603 1/10W 330 ohm J T R229 2365929196 IC,DIGITAL SMD MV3 PQFP-160P U001 2056603050 SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P56 2336322613 CAP,MINI ELE 105'C EC 22u/ 16V 4*7 P=2.5 T C114 2336322791 CAP,MINI ELE 105'C EC 220u/ 16V 8*7 P=5.0 T...
  • Page 70 Item ViewSonic P/N Ref. P/N Description Location Q'ty 2347122396 CAP,CHIP 125'C CS 0805/X7R/50V 0.022u K T C838 2347110496 CAP,CHIP 125'C CS 0805/X7R/50V 0.1u K T C849 2347122396 CAP,CHIP 125'C CS 0805/X7R/50V 0.022u K T C852 2349022596 CAP,CHIP 125'C CS 1206/X7R/25V 2.2u K T...
  • Page 71 Item ViewSonic P/N Ref. P/N Description Location Q'ty 297 E-Q-0402-1609 2360301096 XISTOR,NPN R SMD KST2907A FAIRCHILD SOT23 Q804 2360301696 XISTOR,NPN R SMD PMBS3904 SOT23 PHILIPS Q812 2360301696 XISTOR,NPN R SMD PMBS3904 SOT23 PHILIPS Q813 2360608496 FET,N-CH(SMD) 2N7002K SOT-23 VISHAY Q814...
  • Page 72 Item ViewSonic P/N Ref. P/N Description Location Q'ty 2251320026 RES,CHIP 1/8 RC 0805 1/8 W 20Kohm F T R830 2253311196 RES,CHIP 1/8 RC 0805 1/8 W 110ohm J T R831 375 E-R-0405-5993 2253312396 RES,CHIP 1/8 RC 0805 1/8 W 12Kohm J T...
  • Page 73 Item ViewSonic P/N Ref. P/N Description Location Q'ty 449 E-C-0404-1838 2333610691 CAP,ELE 105'C EC 10u/ 50V 5*11 P=5.0 T C847 2333647691 CAP,ELE 105'C EC 47u/ 50V 8*11 P=5.0 T C848 451 E-C-0404-1836 2333410791 CAP,ELE 105'C EC 100u/ 25V 6.3*11 P=5.0 T...
  • Page 74 Item ViewSonic P/N Ref. P/N Description Location Q'ty 526 M-WR-0828-0450 2428106075 JUMPER 0.6φ7.50MM J807 527 M-WR-0828-0450 2428106075 JUMPER 0.6φ7.50MM J808 528 M-WR-0828-0450 2428106075 JUMPER 0.6φ7.50MM J809 529 M-WR-0828-0450 2428106075 JUMPER 0.6φ7.50MM J810 530 M-WR-0828-0450 2428106075 JUMPER 0.6φ7.50MM J811 531 M-WR-0828-0450...
  • Page 75 5B07 2087340126 SCREW,B SPW+ 4X12(+)SWRM-3 ZMC2-C 5B08 2080002400 SCREW,SPE VE155/3x8 STAND 5B09 667 M-LB-0813-0769 2055613293 LABEL VIEWSONIC OPEN STAND LABEL-LCD 5B10 2084740082 SCREW,BND T+ M4X8(BND T+) 5B11 2084730084 SCREW,BND T+ M3X8(BND T+) (BLK) 2C25 670 A-PC-0106-0121 2427130046 POWER CORD USA WALL 1.8M BLACK...
  • Page 76 2427130097 POWER CORD CHINA WALL 1.83M BLACK P951 2055613324 LABEL VIEWSONIC LCD-15 3C STICKER 6P06 2002310338 GUARANT CARD VIEWSONIC CHINA WARRANTY CARD 6P07 2056606025 SERIAL LABEL VS ON WARRANTY CARD SN STICKER 6P08 2056606010 SERIAL LABEL VIEWSONIC BOX STICKER-G 6P12...
  • Page 77 *Reader’s Response* Thank you in advance for your feedback on our Service Manual,which allows continuous improvement of our products. We would appreciate your completion of the Assessment Matrix below, for return to ViewSonic Corporation Assessment VE155s, VE500-2, VE155/b, VA520-2 t i n e l l 1.

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