ViewSonic VX2000 - 20.1" LCD Monitor Service Manual
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ViewSonic VX2000 - 20.1" LCD Monitor Service Manual

ViewSonic VX2000 - 20.1" LCD Monitor Service Manual

20.1” color tft lcd display
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Service Manual

ViewSonic VX2000-1
Model No.VLCDS23723-1W
20.1" Color TFT LCD Display
(VX2000-1_SM_558 -Rev.1a-Oct 2002)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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Summary of Contents for ViewSonic VX2000 - 20.1" LCD Monitor

  • Page 1: Service Manual

    Service Manual ViewSonic VX2000-1 Model No.VLCDS23723-1W 20.1” Color TFT LCD Display (VX2000-1_SM_558 -Rev.1a-Oct 2002) ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...

  • Page 2: Revision History

    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 6-7 Inspection Standards Chapter 7 Firmware Upgrade Procedure 7-1 Equipment Needed 7-2 Setup Procedure 7-3 Firmware Upgrade Procedure Chapter 8 DDC Key in Procedure 8-1 Equipment Needed 8-2 Setup Procedure 8-3 DDC Key Procedure ViewSonic Corporation VX2000-1 Confidential – Do Not Copy...
  • Page 4 Chapter 9 Panel Specification 9-1 LCD Panel (Model# FLC51UXC8V) Chapter 10 Schematic Diagram & PCB Layout 10-1 Schematic Diagram 10-2 PCB Layout Chapter 11 Appendix 11-1 The Serial Number System Definition 11-2 Reader’s Response VX2000-1 ViewSonic Corporation Confidential – Do Not Copy...

  • Page 5: Precautions And Notices

    The openings should never be blocked by placing the product on a bed, sofa, rug, or other similar surface. This product should never be placed near or over a radiator or heat register. This product should not be placed in a built-in installation unless proper ventilation is provided. ViewSonic Corporation VX2000-1 Confidential – Do Not Copy...

  • Page 6: Chapter 1 Introduction

    Chapter 1 Introduction VX2000-1 ViewSonic Corporation Confidential – Do Not Copy...
  • Page 7 Analog and digital signal inputs (max), 250 (typ), 200 (min) 30-82kHz Horizontal Frequency 45-85Hz (max), 250 (typ), 200 (min) 650:1(max),500:1(typ),350:1(min) VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 8 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 9 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 10: Chapter 2 Mechanical Construction

    Chapter 2 Mechanical Construction Package Overview VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 11: Replacement Parts List

    2-1.1 Replacement Parts List VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 12: Exploded Overview

    Exploded Overview VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 13 2-2.1 Replacement Parts List VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 14 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 15: Chapter 3 Procedure Of Disassembly

    Chapter 3 Procedure of Disassembly VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 16 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 17 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 18 Remove VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 19 . Remove VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 20: Chapter 4 Function Of Boards

    Chapter 4 Function of Boards i t c VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 21 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 22 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 23 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 24 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 25 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 26 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 27: Chapter 5 Troubleshooting Procedure

    Chapter 5 Troubleshooting Procedure Power-on VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 28 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 29 View Sonic VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 30 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 31: Chapter 6 Function Test

    Chapter 6 Function Test & Alignment Procedure UXGA VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 32 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 33 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 34 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 35 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 36 Normally when the primary mode 1600*1200@60Hz is well adjusted and compliant with the specification, the secondary display modes will also be compliant with spec. They still need to be checked and verified though. VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 37 : Not Allowed VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 38 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 39: Chapter 7 Firmware Upgrade Procedure

    Chapter 7 Firmware Upgrade Procedure 7-1 Equipment Needed VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 40: Setup Procedure

    7-2 Setup Procedure 7-3. Firmware Upgrade Procedure VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 41 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 42 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 43 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 44: Chapter 8 Ddc Key-In Procedure

    Chapter 8 DDC Key-in Procedure 8-1 Equipment Needed VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 45 8-2 Setup Procedure VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 46 8-3. DDC Key-in Procedure <VX2000V2.EXE> VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...
  • Page 47 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 48: Chapter 9 Panel Specification

    Chapter 9 Panel Specification A. Mechanical B. Optical Performance 650:1(max),500:1(typ),350:1(min) (max), 250 (typ), 200 (min) VX2000-1 Confidential – Do Not Copy ViewSonic Corporation...

  • Page 49: Chapter 10 Schematic Diagram & Pcb Layout

    Chapter 10 Schematic Diagram & PCB Layout...
  • Page 50 VPLL R1 2 1.8V U5 7 R320 R319 R321 R322 VIN VOUT PVCC1 AVCC1 1.8V R334 C440 C439 R333 ViewSonic Corporation Title VX2000 Size Document Number POWER Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-1 Confidential – Do Not Copy VX2000...
  • Page 51 R209 R298 VGA5V VGA_D ET ADDCSDA ADDCSCL ADDCSCL ADDCSDA R210 +5VESD VCLK C458 VGA5V -A/B VEDIDEN ViewSonic Corporation R359 DSCL Title DSDA VX2000 Size Document Number DSUB INPUT Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-2 Confidential – Do Not Copy...
  • Page 52 DATACK VSYNC1 DATACKB R260 R350 R259 SD A HSOUT GCLK VSOUT SOGOUT ASOGO RN13 VAA3.3V VAA3.3V C448 VPLL ViewSonic Corporation Title VX2000 Size Document Number Custom AD9888 Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-3 Confidential – Do Not Copy VX2000...
  • Page 53 R281 -5VA OUT1 AGIN0 IN2B R282 OUT2 ABI N0 IN1B DVCC R278 R279 R280 IN0B C426 C424 C425 ViewSonic Corporation Title VX2000 Size Document Number DVI INPUT Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-4 Confidential – Do Not Copy VX2000...
  • Page 54 R343 RN26 ODCK GCLK GPEN VSYNC DOVS HSYNC DOHS R335 CTL1 SCLa R336 CTL2 SDAa CTL3 R337 R322 1.8V ViewSonic Corporation PVCC1 AVCC1 AVCC1 R342 Title VX2000 C104 C110 C100 C101 C102 C103 C105 C106 C107 C108 C109 Size Document Number...
  • Page 55 V25X V25X V25X V25X C231 C232 C233 C234 C235 C236 C237 C238 C239 C240 C241 C242 U23E Power and Ground ViewSonic Corporation Title VX2000 V25X V25X V25X V25X V25X V25X V25X V25X V25X V25X Size Document Number PW171 C244 C245...
  • Page 56 SEL 1 IA20 R132 VOL_DOWN IA21 R133 BOOT WE POWER ROMO En ROMWE n D[1 5:0] C407 OE1/ CS1n OE2/ ViewSonic Corporation VGA_D ET DVI_DET Title SCDT VX2000 S_OK COMP_OK Size Document Number MEMORY A[19:0] Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-7 Confidential –...
  • Page 57 RNMI C360 NM I U3 0B C359 BHEN n WR15n RWR1n R143 R142 C263 NMI1 C264 RST1 ViewSonic Corporation R136 LED A Title LEDA LEDAMB VX2000 Size Document Number RESET & EXTCLK R137 LED G LED G LEDG RN Date: Sheet M04-3005F1 REV.A...
  • Page 58 BLON R275 RA IN3- RAIN3- RAIN3 + RAIN3+ RBIN0- RBIN0- RBIN0+ RBIN0+ RBIN1- RBIN1- RBIN1+ RBIN1+ RBIN2- RBIN2- RBIN2+ RBIN2+ ViewSonic Corporation CKBIN- CKBIN- CKBIN+ CKBIN+ SELLVDS Title RBIN3- RBIN3- VX2000 RBIN3+ RBIN3+ LVDSON R316 Size Document Number LVDS Date: Sheet M04-3005F1 REV.A...
  • Page 59 C379 Audio AMP_12V JMP1 JMP2 +18_12V C322 Vout C316 C317 C314 C385 R264 C390 C315 R16 3 ViewSonic Corporation R16 4 C386 C389 Title VX2000 C388 Size Document Number AUDIO C387 Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-10 Confidential – Do Not Copy...
  • Page 60 R354 REXT/CEXT REXT/CEXT C454 U60A U6 0B GFO 1 GFO 2 C451 CEXT R355 C452 CEXT R356 REXT/CEXT REXT/CEXT ViewSonic Corporation Title VX2000 Size Document Number LOGIC Date: Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-11 Confidential – Do Not Copy VX2000...
  • Page 61 EN_1 EN_2 EN_3 +5V_CTRL +5V_TS +5V_TS Sin_1 Sin_2 Sin_3 Sin_4 Sin_5 Sin_6 Sin_7 Sin_8 ViewSonic Corporation Title VX2000 Size Document Number CONTROL BD Date: Thursday, June 27, 2002 Sheet M04-3005F1 REV.A ViewSonic Corporation 10-1-12 Confidential – Do Not Copy VX2000...
  • Page 62 ViewSonic Corporation Title VX2000 Size Document Number ViewSonic Corporation Date: Tuesday, July 02, 2002 Sheet 10-1-13 Confidential – Do Not Copy VX2000 M04-3005F1 REV.A...
  • Page 63 ViewSonic Corporation 10-2-1 Confidential – Do Not Copy VX2000...
  • Page 64 ViewSonic Corporation 10-2-2 Confidential – Do Not Copy VX2000...
  • Page 65 CAM350 V 5.0 : Tue Jul 2 17:52:30 2002 - (Untitled) : comp.lgr ViewSonic Corporation 10-2-3 Confidential – Do Not Copy VX2000...
  • Page 66 CAM350 V 5.0 : Tue Jul 2 17:52:32 2002 - (Untitled) : slk1_update.lgr ViewSonic Corporation 10-2-4 Confidential – Do Not Copy VX2000...
  • Page 67 CAM350 V 5.0 : Tue Jul 2 17:52:32 2002 - (Untitled) : sold.lgr ViewSonic Corporation 10-2-5 Confidential – Do Not Copy VX2000...
  • Page 68 Chapter 1 Appendix 1 -1 The Serial Number System Definition PPP YY AAAAA VX2000-1 Confidential – Do Not Copy ViewSonic Corporation 1 -1...
  • Page 69 M VV B Y X A1 EEEE EX: MG9M23G90014 VX2000-1 Confidential – Do Not Copy ViewSonic Corporation 11-2...
  • Page 70 *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 t i n e l l e l l Reader’s basic data:...

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