Service Manual
Contents
1. Ch2 Max 1 54 V 18 TXO E ER SPE ier ViewSonic Corporation 21 Citi freg ta 1H MHZ Chi Free 58 21 HZ 14 DVS 18 Apr 2003 11 23 06 Chi Freq 289 0kHz 17 DB02 TekRun Chi Max 3 7 V Chi treg 28 019 H2 20 IC951 pin21 iv 0 0000 VP2000s 5 Adjusting Procedure A General 1 All specification must be met over line voltage range of 90V ac to 264V ac 50Hz 60Hz unless otherwise specified 2 Operating temperature range is 0 C to 40 C with a relative humidity of 10 or less to 80 3 The monitor must be operational in a usable state within 30 minutes after turn on 4 All signal levels are measured assuming termination at the monitor s input jacks or in its characteristic impedance 5 All controls must have excess range no control may be left at an end stop when proper alignment is completed 6 The monitor is not required to meet specs during the following but must tolerate without damage to the LCD or circuits any sequence or combination of power on and off signal on and off erratic2. q GBO 0 7 6 lolo 2 q lolo loo 2 GBELO 7 6 EE GVS 6 ES ta w a GFBK 6 GELE 6 100M 60 BEAD 06035 PVCC AVCC THC EXT RES ICLK_ INV xs IRSVD ISTAG OUT IST PD PD RESERVED IC609 6 3D V161 ae leg a D o N N no a ajo uo I GBE 0 7 6 GGE 0 7 6 GRE O 7 6 GBO O 7 6 GGoro 7 6 GRO 0 7 6 Date 04 15 2003 REV 000 Drawn IP CHANG Checked Approved PART NO PWB 036702 0 FILE NAME VP211 VP201 DESCRIPTIO
3. CF07081D0R0 74LVC541A Q402 R448 MMBT3906 LED2 4 7K 0401 R449 D ANA LEDI Fx0 0 KIK TX1 0 MMBT3906 TX2 0 FXCK 0 TX3 0 TX3 0 TXO E TX2 E TX3 E TX1 E TXCK E VCC_PANEL TXI E TXCK E VCC PANEL KEY BOARD 3000725100 Checked PART NO Date 04 15 2003 REV 000 Drawn I P CHANG Approved PWB 036702 0 FILI E NAME VP211 VP201 DESCRIPTION ViewSonic Corporation SCH EMATIC OF LCD MO NITOR 43 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 IC955 LD1170T33 VIN VOUT GND it C960 T 22U 16V VBUSPWR R960 10K BUSPOWER RESET o IC951 D CY7C65640 R962 10K R964 10K R966 10K 1C952 GREEN 1 AMBER 1 CTLA IN FB951 BEAD 1206 zm C972 C973 150U 10 VA901 0 2P 35V 120 100MHz T VA902 Yo 2P 35V 2P 35V VA904 2P 35V FB952 GREEN 2 AMBER 2 ZWS AMBERJI 3
4. NMI EXTINT 1 D 0 15 7 DN 7 JROMOEN ROMWEN lsoN 7 Gay R421 3 3K R419 1K R420 NC 100M 120 BEAD 1206 T C407 cao8 210 1U c418 ca19 atu 9 10 C423 C424 0 1U 0 10 IC401 C W PW166 us DVS DHS DEN DVS DHS DEN mam ajo ajo lafoj mew q SS al m ah sala gt q CONG alu alaco 3 ajo jes RP409 47 1 AV a je lao Nye aolo else ROMOEN ROMWEN RSTI DELK 7 7 7 7 10404 MX29LV800 NC Date 04 15 2003 LY REV 000 Drawn IP CHANG Checked Approved PART NO PWB 036702 0 FILE NAME VP211 VP201 DESCRIPTION SCHEMATIC OF LCD MONITOR
5. 350 1 gt LM201U03 k Contrast ratio 400 1 gt LM201U04 1 Luminance 250cd m Typical m Luminance variation 1 54 MAX n Viewing angle CR gt 10 Horizontal 176 Vertical 176 Input signals a Analog R G B 0 7Vp p 75 ohm Positive Digital R G B DVI rev 1 0 TMDS single link H amp V separate Sync TTL level Polarity Positive or Negative SOG Sync level 0 3Vp p Input connector b c d H amp V composite Sync TTL level Polarity Positive or Negative e a Analog D sub 15pin x 1 b Digital DVI I 29 pin x 1 Analog 4 Digital Display data channel DDC2B Appendix B Signal frequency range a Horizontal a 1 Analog 30KHz 95KHz a 2 Digital 30KHz 92KHz b Vertical 50Hz 85 Hz Note The maximum vertical refresh rate of 1600x1200 as below Analog input 75 Hz Digital input 60 Hz c Pixel clock c 1 Analog 205MHz c 2 Digital 165 MHz d Non interlaced Resolution 1600x1200 UXGA Power supply AC Input Range AC 90 to 264V 50 60Hz 3Hz 1 5A Inrush current Less then 50Ap For 115Vac Less then 100Ap For 230V ac Power Consumption Less then 73W On mode Less then 5W Active off mode Less then 5W DC power off ViewSonic Corporation VP2000s b Phvsical specification Overall dimension a Height 480 55mm b Width
6. All mode recall AC Power on Enter ISP mode 2 3 2 All mode recall setting Contrast Color Temperature 6500K Scaling Full Screen A Contrast 5 Sharpness i 5 Scaling Sharpness 7 OSD V Position Language English Clear burn in mode Clear user mode table 2 3 3 Factory shipment setting Main power switch On AC power button Off Others setting same as All mode recall setting 2 4 Environmental conditions 2 4 1 Temperature and humidity at operation 0 C 40 C 2 4 2 Temperature and humidity at storage 2 4 3 Vibration test packaged Vibration Frequency Acceleration Sweep time Test time 2 4 4 Drop test packaged 2 4 5 Altitude Operating Non operating ViewSonic Corporation 20 90 RH Non condensing 20 C 60 C 5 90 RH Non condensing 5 250Hz 1G 1 oct min 60 min per axis total 3 axis 76 2cm height corner 3 edges 6 faces 0 3000 feet 0 12000 feet VP2000s Appendix A Timing of inputs signals nominal input level spec Timing Timing of input signals Input level specification A Input signal a Analog R G B 0 7Vp p 75 ohm Positive b Digital R G B DVI rev 1 0 TMDS single link c H amp V separate Sync TTL level Polarity Positive or Negative d H amp V composite Sync TTL level Polarity Positive or Negative B Input signal connecto
7. Checked Approved PART NO B 036702 0 FILE NAME VP211 VP201 ESCRIPTION ViewSonic Corporation SCHEMATIC OF LCD MONITOR 40 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 PVDD L C631 C6307T70 1U 22U 16V PVDD L C634 39n AVDD e ao RI ko sr rs o0 on SEPIE 253 3 3K 5e 0 10 GVREF 2 0 10 GRMID 9 0 10 GBMID 24 GCOAST 53 R635 54 10K REFBYPASS RMIDSCV BMIDSCV RAINO IGAIN BAINO ISOGINO IHSYNCO VSYNC 4HHSYNC1 VSYNC1 RAIN GAIN1 SOGIN1 BAIN 1 IC6Q8 AD9888 205 DgA1 DgA2 DgA3 DgA4 DgA5 DgA6 DgA7 Dg80 Dg81 DgB2 DgB3 DgB4 DQB5 DQB6 DgB7 DbAQ DbA1 DbA2 DbA3 DbA4 DbAS DbA6 DbA7 DbB DbB1 DbB2 DbB3 DbB4 DbB5 DbB6 DbB7 DATACK DATACKB q GRE O 7 6 kaloj A q ajo ilo 2 q ajo leo gt q ajo jaleo q GRO 0 7 6 q e I GGO0 0 7 6 lolo loloos Moss q jo alos
8. 3105221000 3109010700 3105123700 3109011400 3100130800 3109010900 3105221000 3105225300 3105034400 3105127100 3105229400 3105280200 3105280400 3105280400 SCREW M M3 0 5 8 FPH C SC20C ZN ele SCREW TM3 05 4BINDCSISCZN 4 SCREW M M3 0 5 6 FFCSI8CZN 2 SCREW M M3 0 5 4 FF C SI8CZN 2 SCREW M M3 0 5 6 FLAT C S20CZ 6 SCREW M M3 0 5 4 FLAT C S20C Z DC AC INVERTER 20 LG PANEL goe VP2000s 9 Block Diagram VP201 LCD IC251 BF9741F IC252 LD1085 IC253 8 IC254 LD1117DT33 from IC401 1ADEL to IC401 R G B IC602 7AHCTIA HSYNC mm AR M24C02 CTL 1C603 from IC40 74HC4066 1SCL 1SDA RXD TXD to IC401 Analog I P DVI I I P D ASEL from IC401 RXO RX1 RX2 RXC MONITOR BLOCK DIAGRAM GBLKSPL GCOAST IC608 AD9888 205 IC609 THC63DV 161 DVI IC403 EEPROM 24C16 Inverter Board Q263 814435 IC401 IC501 Scaler IC502 LVDS THC63LVDM83A DRE DGE DBE DRO DGO DBO DHS DVS DEN DCLK LVDSEN A 1 19 D 0 15 ROMOEN ROMWEN LED1 LED2 RDN CSON D O 7 IC404 Flash ROM MX29LV800TTC IC405 Buffer 74HCT541 VCC Panel Key Board Drawn P CHANG Date 04 15 2003 LY REV Checked Approved PART NO PWB 036702 0 FILE NAME VP211 VP201 Jose DESCRIPTION SCHEMATIC OF LCD MONITOR ViewSonic Corporation 38 04 15 2003 VP2000s WP L
9. 6500K 5400K 5000K User Color 9300K Adds blue to the screen image for cooler white used in most office settings with fluorescent lighting 6500K Adds red to the screen image for warmer white and richer red 5400K Adds green to the screen image for a darker color 5000K Adds blue and green to the screen image for a darker color User Color Individual adjustments for red R green G and blue B 1 To select color R G or B press button 2 2 To adjust selected color press A or V ViewSonic Corporation Confidential Do Not Copy j VP2000s Control ViewSonic Corporation Explanation Important If vou select RECALL from the Main Menu when the product is set to a Preset Timing Mode colors return to the 6500K factory preset Information displays the timing mode video signal input coming from the graphics card in your computer See your graphic card s user guide for instructions on changing the resolution and refresh rate vertical frequency NOTE VESA 1600 x 1200 60 Hz recommended means that the resolution is 1600 x 1200 and the refresh rate 1s 60 Hertz Manual Image Adjust displays the Manual Image Adjust menu Manual Image Adjust H V Position Horizontal Size Fine Tune Sharpness Scaling The Manual Image Adjust controls are explained below Horizontal Position moves the screen image left or right Vertical Position moves the screen image up or down Horizont
10. ViewSonic Corporation 42 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 3 3VLVDS SVLYDS 3 3VLVDS C501 wi C503 0 1U 0 1U 506 L C597 C5es L 8 1U 8 1U 0 1U FONN LVDSEN x 52 PDWN 32 LVDSEN TA IC501 amp ean l TXE IC502 m TB TC TC X2 E ES TC TCLK TEE Note 21 don t use TXCK E amp TXCK E 1 THC63LVDM83A TC TCLK XCK E TCLK ID TCLK TD TX3HE TD I TD LVDSVCC THC63LVDM83A LVDSVCC c504 L LVDSGND 1U LVDSGND LVDSGND PLLVCC 48 47 46 45 42 41 40 39 38 37 44 LVDSGND 42 LVDSGND 34 PLLVCC PLLGND PLLGND PLLGND PLLGND GND GND GND GND GND GND GND GND GND GND VCC PANEL VCC PANEL 1 ki 5 6 7 8 9 10 11 12 A2003WR2 2AX6P VA404 10P 34V VA405 z ki m N a S D 0 7 6 100 R438 100 R439 100 AAA R448 100 R441 100 R442 L ya z i SA gt gt ki m m a a i M
11. 1 M MS 0808 0724 3220161733 TAPE W 20 3800A NITTO 15 29 0 128 1028 2 2 2 2 2 2 0 18 3 03 3 1 1 2 3 1 1 1 1 1 1 1 1 1 1 1 1 1 2 6 6 6 6 6 4 0101 03 7 z B 4 z E 4 E E 5 7463 M MS 0808 8557 3240055600 CONDUCTIVE TAPE AL W50 L55 1120 3 M MS 0808 2276 3240160801 SPONGE EVA 5 8 5 T 5 BLK 3 M MS 0808 2631 3240946900 RUBBER SILICON 12712 T5 4 PL PD 0714 0140 3240970900 RUBBER PAD 22 4 T3 BLK 35 M MS 0808 0016 3241127301 INSULATOR PC 130 118 5 T 5 M MS 0808 8627 3241127400 INSULATOR PC 231 13 T 5 PL NB 0707 1075 3360627100 POWER KNOB POM 901U 5140 S8LFBILS M CV 0830 2458 3361207400 COVER VESA ABS 41S8LBBILS M CV 0830 2602 3368222700 CABINET ASSY L20CBROSDDB SOLRAIAT C FP 0301 1050 3368311100 F B ASSY L20CBROSCDB SOLFA1AT C BS 0303 0554 3368991402 STAND ASSY L20CBROSADB S8LBBILS SE M MS 0808 8630 3460150100 BRACKET PANEL SIDE R SECC 325 30 2 M MS 0808 8631 3460150200 BRACKET PANEL SIDE L SECC 325 30 2 4 M MS 0808 8637 3461226402 SHIELD CAN IF SPTH 298 9 150 1 41 5 M MS 0808 8638 3461226500 SHIELD CAN INV SPTH 210 73 8 18 T 4 E E 5 B E 4 E 5 5 E M MS 0808 8640 3463000700 CONDUCTIVE AL 15 25 T0 06 M MS 0808 2660 3470903500 HANDLE PE 162 40 5 T1 5 BOTTOM NOS 3 3 3 3 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 M LB 0813 0900 3202011000 LABEL SERIES PANEL 42 11 T0 05 M MS 0808 8642 3463002000 CONDUCTIVE AL 50 100 T 06 M MS 0808 2662 3470903600 HANDLE PE 209 18 T1 8 TOP
12. 448 00mm c Depth 266 65mm Weight a Net weight 8 5kg b Gross weight 11 2kg Mechanical adjustment a Tilt 25 5 b Swivel 45 c Height adjust 110mm d Pivot 90 Packaging a Carton dimension a Height 494mm b Width 345mm c Depth 560mm Accessories Power cable 1 8m User guide English CD ROM Warranty card HD15 HD15 cable DVI D DVI D cable Portrait Software CD c Regulatory amp Standard certification Regulatory standards UL cUL FCC B CB CE ENERGY NOM TUV GS TUV ERGO covers ISO13406 2 amp MPRII TCO 03 for VP201s TCO99 for VP201b NEMKO SEMKO DEMKO FIMKO GOST R PCBC VCCI BSMI CCC PSB C TICK 2 1 1 Picture size amp position a Picture size Input analog timing 1 25mode amp DVI timing 1 22mode Appendix A H size 408mm 1mm gl V size 306mm 1mm Extra 640x350 E en ss b Screen center b 1 1600x1200 H 1mm V 1mm b 2 Others mode H 1 5mm V 1mm c Picture position refer to FIG 2 LE H position g3 g4 lt 1 5mm k NI g3 g4 V position g1 g2 3 1 5mm 408mm 2 1 2 Luminance test FIG 2 Input1600x1200 60Hz amp full white pattern at 1OOIRE adjust brightness 100 contrast 70 Y Luminance Color temperature X y value Analog DVI 9300 K x 0 283 y 0 298 5 2 140 cd m gt 140
13. 8 9 00 1A 0E 9C A9 45 32 00 30 00 00 00 0A FF 23 29 25 4F 59 40 1E 34 00 0A FC 20 FF FF FF FF FF 00 5A 63 01 1F 11 81 31 40 00 30 00 20 00 20 01 78 50 80 59 CO 00 31 FD 20 56 20 01 2A 54 81 48 13 00 30 00 20 50 20 01 60 BF 40 3F 00 FF 30 32 20 32 20 01 E5 EF 71 40 98 00 30 55 20 30 00 F 128 bytes of EDID code for VP2000s digital 10 20 30 40 50 60 70 80 90 100 110 120 0 1 2 3 4 5 6 OE A3 80 AF 30 32 50 30 1E 20 30 26 7 01 03 57 4B A9 40 61 59 62 BO 11 00 39 34 31 0A SF 15 00 00 30 73 8 9 00 1A 80 9C 81 31 32 00 30 00 00 00 0A FF 23 29 25 80 59 40 1E 34 00 0A FC 20 FF FF FF FF FF 00 01 1F 11 81 31 40 00 30 00 20 00 20 01 78 50 40 0A CO 00 31 FD 20 56 20 11 01 2A 54 71 48 13 00 30 00 20 50 20 01 60 BF 4F 3F 00 FF 30 32 20 32 20 01 E5 EF 61 40 98 00 30 55 20 30 00 OE A3 80 59 30 32 50 30 1E 20 30 78 5A 63 01 03 57 4B A9 40 45 59 62 BO 11 00 39 34 31 0A 5C 11 00 00 30 73 VP2000s 3 Front Panel Function Control Description Adjusting the Screen Image Use the buttons on the front control panel to display and adjust the OnView controls which displav on the screen The OnView controls are explained at the top of the next page Main Men
14. 8 is about ViewSonic Corporation Q263 failure 27 VP2000s 4 Show No signal on screen Check that signal level of R604 R605 R606 R619 R620 R621 Yes No Failure point N Check the Hsync and Vsync Ep 1 IC608 failure 2 Signal cable is disconnected 5 Keypad cannot work Check that the cable is fully connected between the interface board and key board ra n Failure point Failure point 1 IC405 pin2 3 4 5 6 failure 2 TACT switch failure The cable is disconnected ViewSonic Corporation j Confidential Do Not Copy j VP2000s 28 RR debo tob 7 Recommended Spare Parts List VP2000s 1 RSPL Rev 1a Initial ViewSonic P N Ref P N B PS 0204 0060 993027602 POWER 90 264VAC 18V 3 334 COMPUTER E L 0407 1587 2921021404 CORE BEAD 40 6 5 10 WSH TAPE m M SW 0815 0224 3000725101 SWITCH MEMBRANCE PET 99 5 9 VP181 A VC 0101 0390 3080427000 CABLE D SUB D SUB L1800 BLK OD7 5 1 1 1 4 t e tA jr E 1 SCREW T M3 0 5 4 BIND C SI8C ZN YE E M SCW 0824 0413 3109011400 SCREW T M3 0 5 6 BIND C S18C ZN YE EE M MS 0808 8040 3110250000 WASHER SPRING SWRT 4 1 1 1 1 1 1 1 M LB 0813 0714 3202310700 LABEL HV WARNING 10025 M LB 0813 1050 3209218400 LABEL POP STICKER 89789 VSC M MS 0808 8624 3211030700 MYLAR FILM 430 330 T 1 L20CBROSACA
15. GREEN 4 AMBER 4 PWR OVR PWR FLGA OUTA CTLB OUTB FLGB GND AIC1526 1C953 CTLA IN 120 100MHz BEAD 1206 C974 150U 10V C975 1U OVR PWR FLGA OUTA OVR PWR CTLB OUTB FLGB GND OVR SPI CS SPI SCK SPI SD AIC1526 END 25LC040 FB953 FB957 120 100MHz _ BEAD 1206 C976 C977 150U 10V 0 1U VA905 0 2P 35V 120 100MHz T 0 2P 35V 2P 35V FB954 vA9Q8 0 2P 35V 120 100MHz BEAD 1206 r C979 1U FB956 120 100MHz 10 11 12 SCU102RS FB955 VBUSPWR 120 100MHz BEAD 1206 ka C980 2 2U 35V vont 2P 35 VA910 2P 35V SCU201RS Date 04 15 2003 LY REV 000 Drawn LP CHANG Checked Approved PART NO B 036702 0 FILE NAME VP211 VP201 ESCRIPTION ViewSonic Corporation SCH EMATIC OF LCD MONITOR 44 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 11 PCB Lavout Diagrams E MA PES el 3 r re CZE sies E se
16. ines 9 525 525 520 500 509 449 625 628 666 imensa pa apo apps papa e EE NE E s pu maa V active Lines 350 480 400 600 600 600 V front porch Lines 37 10 3 9 1 1 12 1 1 37 Mode No 11 12 13 14 15 16 17 18 19 20 VESA VESA MAC VESA VESA XGA VESA VESA VESA VESA Mode Name 800 x 800 x 832x 1024 x 1024x 1024x 1024 x 1024 x 1280 x 1280 x 600 600 624 768 768 768 768 768 1024 1024 Horizontal Freq KHz 46 875 53 674 49 727 48 363 56 476 58 099 60 023 68 677 63 981 79 976 Video clock Freq 49 500 56 250 57 285 65 000 75 000 78 084 78 750 94 500 108 00 135 00 Sync Polarity U U U U U U U U U U H back porch Dots 96 Co na ia H active Dots H front porch Dots Vertical Freq Hz 75 029 84 997 60 020 75 025 Sync Polarity Lines 625 631 6 807 Lines 3 3 3 6 29 808 1066 1066 3 3 3 V active Lines 600 600 624 768 768 768 768 768 1024 1024 V front porch Lines 1 1 3 3 3 3 1 1 1 1 ViewSonic Corporation x Confidential Do Not Copy x VP2000s Mode No 21 22 23 24 25 26 27 28 29 30 VESA HDTV VESA VESA VESA Mode Name 1280 x 1280 x 1600 x 1600 x 1600 x 1024 720 1200 1200 1200 Horizontal Freq KHz 91 146 45 000 75 000 87 500 93 750 Video clock Freq 157 50 74
17. 005 Y gt 180cd m Both analog amp DVI 1 5 5000K alignment 1 5 1 Input 1024x768 75Hz amp full white pattern at 100IRE 1 5 2 Adjust R G and B sub contrast to meet following chromaticity spec 5000 K x 0 346 0 005 y 0 359 0 005 Y gt 180cd m Both analog amp DVI 1 6 64grays amp 16gravs pattern check 1 6 1 Input 1600x1200 60Hz amp 64 grays pattern at 100IRE adjust brightness 100 and contrast 70 1 6 2 9300K 6500K 5400K 5000K the 64 grays can 2steps saturation 1 6 3 Input 1600x1200 60Hz amp 16 grays pattern at 100IRE adjust brightness 100 and contrast 100 1 6 4 9300K 6500K 5400K 5000K the 16 grays only had 3 grays can saturation ViewSonic Corporation Confidential Do Not Copy j VP2000s 6 Trouble Shooting Flow Chart 1 No power Check that CN251 pinl 2 are approximatelv 18V Yes No Failure point Check that FB251 FB252 are 18V 1 Power board failure 2 Disconnected between CN251 and power board R Failure point FB251 FB252 failure Yes Y Check that C263 positive is at 5V Check that C261 positive is at 5V for VP201 kl Failure point 1 0258 D252 failure 2 Q255 D251 failure for VP201 3 IC251 failure Yes Y Check 1 IC252 is O P 2 5V 2 IC253 is O P 3 3V 3 IC254 is O P 3 3V 4 IC255 is O P 3 3V ViewSonic Corpora
18. 3 seconds Select Color Adjust to adjust 9300K 6500K 5400K 5000K Push 1 Exit adjust OSD Push 2 DC power to close factory mode VP2000s 2 Video alignment 1 1 Preset condition 1 1 1 Setting the contrast to 70 brightness to 100 1 1 2 Input 1024x768 75Hz 16 gray pattern input level 100IRE 0 7Vp p then press RGB RESET 9300K 6500K 5400K 5000K R G B sub contrast preset as below DA 9300K 6500K 5400K 5000K Analog DVI Analog DVI Analog DVI Analog DVI R sub contrast 128 128 128 128 128 128 128 128 G sub contrast 128 128 128 128 128 128 128 128 B sub contrast 128 128 128 128 128 128 128 128 1 2 9300K alignment 1 2 1 Input 1024x768 75Hz amp full white pattern at 100IRE 1 2 2 Adjust R G and B sub contrast to meet following chromaticity spec 9300K x 0 283 0 005 y 0 298 0 005 Y gt 150cd m Both analog amp DVI 1 3 6500K alignment 1 3 1 Input 1024x768 75Hz amp full white pattern at 100IRE 1 3 2 Adjust R G and B sub contrast to meet following chromaticity spec 6500 K x 0 313 40 005 y 0 329 0 005 Y gt 200cd m Both analog amp DVI 1 4 5400K alignment 1 4 1 Input 1024x768 75Hz amp full white pattern at 100IRE 1 4 2 Adjust R G and B sub brightness to meet following chromaticity spec 5400K gt x 0 335 0 005 y 0 350 0
19. A CRYSTAL 14 318MHZ 30PPM 30PF 49US X401 1 EEE VA401 VA402 VA403 VA404 VA405 VA605 02 N A 920990061 VOLTAGE SUPPRESSOR 5V 10P M 0603 VA606 VA607 VA608 VA613 VA617 11 03 N A CAP AL CP 6 3V 47U M 5 5 4 C269 C272 C630 3 04 N A 149101021533 CAP AL CP 10V IKU M 10 10 C263 1 05 E C 0404 4854 CAP AL CP 16V 22U M 5 5 5 C659 1 06 N A 149122211333 CAP AL CP 16V 220U M 6 3 7 7 C266 C280 2 07 N A CAP AL CP 25V 47U M 8 5 4 C275 C279 C428 3 08 EN A 149144711533 CAP AL CP 25V 470U M 10710 C260 C262 2 09 N A 149161081103 CAP AL CP 50V IUM 4 5 7 C264 C273 2 10 N A 1511512000 CAP MC CP 50V 18P J COG 0603 C401 C402 2 11 JE C 0404 4878 CAP MC CP 50V 22P J COG 0603 C403 C605 C606 C609 C614 5 12 E C 0404 4876 1512445000 CAP MC CP 50V 1KP K X7R 0603 C255 C258 C601 C613 4 13 J N A CAP MC CP 50V 3 9KP K X7R 0603 C633 1 14 HN A 1517654000 CAP MC CP 50V 01U Z Y5V 0603 C254 1 15 N A 1517657000 CAP MC CP 50V 047U Z Y5V 0603 C602 C603 C604 C610 C611 C612 6 C251 C259 C265 C267 C268 C270 C271 C276 C277 C278 C404 C405 C406 C407 C408 C40 9 C410 C411 C412 C413 C414 C415 C416 C4 17 C418 C419 C420 C421 C422 C423 C424 C 425 C426 C427 C501 C502 C503 C504 C505 C506 C507 C508 C509 C510 C607 C608 C615 C616 C617 C618 C619 C620 C621 C622 C62 3 C624 C625 C626 C627 C628 C629 C631 C6 32 C635 C636 C637 C638 C639 C640 C641 C 642 C643 C644 C645 C646 C647 C648 C649 16 E C 0404 4497 1517658000 CAP MC CP 50V 1U Z Y5V 0603 C650 C651 C658 C664 C665 C675 84 17 N A 151769000
20. BLACK 63 IM MS 0808 3275 3524009601 PALLET FUMIGATE 1120 1380 120 0 032 64 IM MS 0808 3374 PALLET FUMIGATE 1120 690 120 0 063 65 A CD VP2000S 3532086300 CD ROM VSC A CD VP20008 66 M MS 0808 3151 MANUAL PACKING ASSY VSC VP2000S 67 M BK 0805 0112 3790195400 OTHER ASSY PANEL BKT L20CBROSDDB 1 68 B SB 0221 0529 4900505280 DC AC INVERTER 20 LG PANEL 1 69 IM LCD 0826 0205 5052000450 LCD 20 1 TFT PANEL UXGA 70 J N A LCD I F BD ASSY L20CBR 05DDB 71 N A 341052300 RES CH 1 10W 4 7K F 0603 R260 R261 2 72 N A RES CH 1 10W 10K F 0603 R273 1 73 J N A 341070300 RES CH 1 10W 30K F 0603 R272 74 E R 0405 7041 RES CH 1 10W ZERO J 0603 C256 R412 R417 R431 4 75 E R 0405 7049 343100300 RES CH 1 10W 10 J 0603 R266 1 76 JE R 0405 6684 343101100 RES CH 1 8W 100 J 0805 R265 1 R438 R439 R440 R441 R442 R608 R609 R618 R619 R620 R621 R622 R630 R633 R643 R65 77 E R 0405 6684 343101300 RES CH 1 10W 100 J 0603 0 R651 R652 18 78 E R 0405 7054 343102300 RES CH 1 10W 1K J 0603 R419 R422 2 ViewSonic Corporation VP2000s Item ViewSonic P N Ref P N Description Location Q ty 79 JE R 0405 6685 343103100 RES CH 1 8W 10K J 0805 R613 R627 2 R256 R257 R262 R274 R275 R278 R281 R406 R443 R444 R445 R446 R447 R450 R614 R61 80 E R 0405 6685 343103300 RES CH 1 10W 10K J 0603 5 R628 R629 R635 19 81 N A RES CH 1 10W 150 J 0603 R604 R605 R606
21. MS 0808 8559 3360506800 M MS 0808 8630 3460150100 M MS 0808 8631 3460150200 ViewSonic P N ReferenceNumber M MS 0808 8556 3200649100 NAME PLATE ABS 94HB VIEWSONIC 82 83 34 9 C FP 0301 1024 3361092600 F B ABS M PL NB 0707 1075 3360627100 OWER KNOB POM M270 MIDNIGHT GRAY M MS 0808 8638 3461226500 SHIELD CAN INV SPTH 202 83 3 38 1 T 3 M MS 0808 0016 3241127301 INSULATOR PC 130 118 5 T 5 M MS 0808 8563 3460146300 BRACKET KEYLOCK SECC 20 4 16 45 4 9 T 6 C BC 0302 0627 3360254400 CABINET BACK ABS 41 SOLRAIAT VP2000S M CV 0830 2459 3361207500 COVER STAND FRONT ABS M MS 0808 8627 3241127400 INSULATOR PC 231 13 T 5 M MS 0808 9854 3460151002 BRACKET BASE3 SECC OD139 01 163 3 T2 M MS 0808 9855 3460150703 BRACKET BASE2 SECC OD139 163 3 T2 M MS 0808 8758 3200651100 NAME PLATE VIEWSONIC ABS 82 83 34 98 M CV 0830 2462 3361207800 COVER BASE ABS S8LBBILS M MS 0808 8561 3460146100 BRACKET VESA SECC 110 20 TI LED LENS ABS 1865 12 SSLRBILS Pi RACKET PANEL SIDE R SECC 325430525 T 8 B BRACKET PANEL SIDE L SECC 325530425 T 8 tem NN 6 8 21 M MS 0808 8637 3461226402 SHIELD CAN IF SPTH 299 150 41 5 T 3 30 M BK 0805 0113 3460190600 BRACKET PANEL SECC 433 4 216 3 42T8LG 1 31 B KB 0207 0034 3000725100 SWITCH MEMBRANE PET 100 9VP181 2 1 SCREW M M3 OS 6FFCSISCZN 6 SCREW TM3 05 7 PANCS PS0 1 SCREW M M4 0 7 10 FE C SI8CZN 4 SCREW TM3 05 6BINDCSISCZN 4 ViewSonic Corporation
22. generated Images on the display will become distorted and the color irregular Do not allow metal pieces or objects of any kind fall into the display from ventilation holes Slots and openings in the cabinet and the back or bottom are provided for ventilation to ensure reliable operation of the product and to protect it from overheating those openings must not be blocked or covered 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 Confidential Do Not Copy u VP2000s 2 Specification 2 1 Electrical Specification a General specification LCD panel suppliers LG LM201U03 A3 LM201U04 A3 LCD panel specification a Panel size 20 1 inch viewable b Driver element a Si TFT active matrix c Effective display area 408 0 H X 306 0 V mm d Pixel pitch 0 255 H X 0 255 V mm e Max resolution UXGA 1600X1200 pixels f Display color 16 7M colors R G B 8 bit data 25 ms gt LM201U03 g Response time ms typical 16 ms gt LM201U04 60 gt LM201U03 h Color Gamut 72 gt LM201U04 i Color filter arrangement R G B vertical stripe ij Black light Edge light type with 6CCFLs
23. u VP2000s TABLE OF CONTENTS 1 Precautions and Safetv Notices 1 2 Specification 2 3 Front Panel Function Control Description 12 4 Circuit Description 18 5 Adjusting Procedure 22 6 Trouble Shooting Flow Chart 25 7 Recommended Spare Parts List 29 8 Exploded Diagram And Spare Parts List 33 9 Block Diagram 38 10 Schematic Diagrams 39 11 PCB Lavout Diagrams 45 ViewSonic Corporation Confidential Do Not Copy u VP2000s 1 Precautions and Safetv Notices Prior to using this manual please ensure that you have carefully followed all the procedures outlined in the user manual for this product Read all of these instructions Save these instructions for later use Follow all warnings and instructions marked on the product Do not use this product near water This display should be installed on a solid horizontal base When cleaning use only a neutral detergent cleaner with a soft damp cloth Do not spray with liquid or aerosol cleaners Do not expose this display to direct sunlight or heat Hot air may cause damage to the cabinet and other parts Adequate ventilation must be maintained to ensurereliable and continued operation and to protect the display from overheating Do not block ventilation slots and openings with objects or install the display in a place where ventilation may be hindered Do not install this display near a motor or transformer where strong magnetism is
24. 0 CAP MC CP 50V 039U Z Y5V 0603 C634 18 HN A 1557667100 CAP MC CP 25V 1U Z Y5V 0805 C253 C274 2 C281 C282 C283 C284 C285 C286 C287 C676 19 N A 15A7691100 CAP MC CP 10V 10U Z Y5V 0805 C677 C678 C679 11 20 N A 202351580023 DIO SBD 5A 40V DO 201AD D252 21 N A DIO ZEN 0 5W 3 32 3 53V LLDS MINIM D401 D603 D604 D605 D606 D609 6 22 N A 203812540236 DIO ZEN 0 5W 4 94 5 20V LLDS MINIM D602 D608 2 23 N A DIO ZEN 0 5W 16 82 17 7V LLDS MINI D253 24 E D 0403 2135 204520700307 DIO SW 0 215A 75V SOT 23 D601 D607 2 25 E Q 0402 1087 TR 40V 0 2A SOT 23 100 300 0252 0259 0260 0261 0262 5 26 E Q 0402 7019 210522000505 TR 40V 0 6A SOT 23 80 Q256 27 N A TR 40V 0 2A SOT 23 100 300 Q401 0402 2 28 E Q 0402 7018 211522000405 TR 40V 0 6A SOT 23 100 Q257 29 N A FET 55V 11A 0 175ohm TO 252AA Q258 30 E Q 0402 1552 243601100031 FET 30V 8 0A 0 020HM LL SO 8 Q263 31 E 1C 0401 2925 IC REGU LDO 0 8A 3 3V SOT 223 IC254 32 N A 2500058037 IC REGU LDO 0 8A 3 3V SOT 223 1C253 1C254 33 N A IC REGU LDO 2 5V 5A TO 252 1C252 34 N A 2500088136 IC VOL DETECTOR 4 4V SOT 23 IC402 35 J N A 2500224136 IC REGU 3 3V 0 4A SOT 89 IC255 1 ViewSonic Corporation VP2000s 31 Item ViewSonic P N Ref P N Description Location Q ty 136 N A IC PWM SOP 16P IC251 1 137 N A 2510406024 IC SW CAP 10UF VOLT CONVERTER SO IC612 1 138 N A IC TRIPLE VIDEO BUFFER G 1 TSSOP IC610 1 139 N A 2
25. 0C ZN 1 12 M SCW 0824 0732 3109010900 SCREW T M3 0 5 4 BIND C S18C ZN YE 4 13 IM SCW 0824 0413 3109011400 SCREW T M3 0 5 6 BIND C S18C ZN YE 4 14 M MS 0808 8040 3110250000 WASHER SPRING SWRT 4 15 M LB 0813 0785 3200158900 LABEL STICKER OD10 WHT HI POT 1 16 M MS 0808 8556 3200649100 NAME PLATE VSC 3 BIRD LOGO AL 11 0 1 17 M LB 0813 0978 3200787200 LABEL BAR CODE 124 82 1 18 M LB 0813 1049 3201979200 LABEL ID 10050 VSC VP2000S 1 19 M LB 0813 0900 3202011000 LABEL SERIES PANEL 42 11 T0 05 1 20 M LB 0813 0714 3202310700 LABEL HV WARNING 100 25 1 21 M LB 0813 1050 3209218400 LABEL POP STICKER 89 89 VSC 1 22 M MS 0808 8624 3211030700 MYLAR FILM 430 330 T I L20CBROSACA 1 23 M MS 0808 0724 3220161733 TAPE W 20 3800A NITTO 0 15 24 IM MS 0808 7463 3220501600 TAPE W 30 10 3M 0 29 25 M MS 0808 7810 3220605633 TAPE W 45 47290 NITTO 0 128 26 M MS 0808 4975 3221101500 TAPE W 76 PP47 914M 4P 0 8 27 M MS 0808 0918 3221903300 TAPE PE W 50 VIEWSONIC SECURITY 1 028 28 M MS 0808 1679 3222201300 TAPE AL FOIL W 25 80023 CATERON 0 18 29 M MS 0808 1680 3222400310 TAPE W 16 4897 3M 0 03 30 M MS 0808 8557 CONDUCTIVE TAPE AL W50 L55 1120 31 M MS 0808 2276 3240160801 SPONGE EVA 5 8 5 T 5 BLK 1 32 M MS 0808 2631 3240946900 RUBBER SILICON 12712 T5 2 33 PL PD 0714 0140 3240970900 RUBBER PAD 22 4 T3 BLK 34 M MS 0808 0016 INSULATOR PC 130 118 5 T 5 35 M MS 0808 8627 3241127400 INSULATOR PC 231 13 T 5 1 36 PL NB 0707 1075 POWER KNOB POM 901U 5140 S8LFBILS 1
26. 250 162 00 189 00 202 500 Sync Polarity U U U U U H total Dots 1728 1650 2160 2160 2160 H svnc Dots 160 40 192 192 192 H back porch Dots 224 270 304 304 304 H active Dots 1280 1280 1600 1600 1600 H front porch Dots 64 60 64 64 64 Vertical Freq Hz 85 024 60 000 60 000 70 000 75 000 Sync Polarity U U U U U V total Lines 1072 750 1250 1250 1250 V svnc Lines 3 5 3 3 3 V back porch Lines 44 20 46 46 46 V active Lines 1024 720 1200 1200 1200 V front porch Lines 1 5 1 1 1 ViewSonic Corporation Confidential Do Not Copy VP2000s D Digital timing chart Mono 3 fa 3 Ja L5 Pe fa L5 fe TEXT VGA VESA VESA VESA VESA TEXT VESA VESA VESA 31 468 31 468 31 469 37 861 37 500 43 269 31 469 35 156 37 879 48 077 Sons roue Jo o o 0 o jo To To To o H sync Dots 96 96 96 40 64 56 108 72 128 120 H back porch Dos 46 av s aze im so sa iv e 4 RETT em ee o oso em se ro so wm wo H front porch Dots Vertical Freq Hz 70 087 70 087 59 940 72 809 75 000 85 008 70 087 56 250 60 317 72 188 Sync Polarity V total Lines U U U U U U U U U U 9 449 525 520 500 509 449 625 628 666 EE A Als ES E V sync ARES V active Lines 350 400 480 480 480 480 400 600 600 600 V front porch Lin
27. 3 82 J N A 343220100 RES CH 1 8W 22 J 0805 R271 1 83 E R 0405 7042 RES CH 1 10W 22 J 0603 R423 R424 R425 R426 R646 R647 R648 R649 8 84 E R 0405 6687 RES CH 1 10W 2 2K J 0603 R277 R611 R612 R623 R631 5 85 J N A 343223300 RES CH 1 10W 22K J 0603 R283 R285 2 86 N A RES CH 1 10W 27 J 0603 R430 1 87 J N A 343332100 RES CH 1 8W 3 3K J 0805 R421 1 ws R282 R284 R403 R404 R407 R408 R409 R410 88 E R 0405 7057 343332300 RES CH 1 10W 3 3K J 0603 R413 R415 R427 R428 R453 R634 14 89 JE R 0405 7120 343391300 RES CH 1 10W 390 J 0603 R636 1 90 IE R 0405 7043 343392300 RES CH 1 10W 3 9K J 0603 R254 1 91 E R 0405 6690 343470300 RES CH 1 10W 47 J 0603 R607 R610 R616 R617 4 92 IE R 0405 7033 343471300 RES CH 1 10W 470 J 0603 R401 R402 2 POT R276 R448 R449 R637 R638 R639 R640 R641 93 JE R 0405 7031 343472300 RES CH 1 10W 4 7K J 0603 R642 R653 10 94 N A 343561100 RES CH 1 8W 560 J 0805 R405 1 95 N A 343561300 RES CH 1 10W 560 J 0603 R451 R452 2 96 E R 0405 6691 343562300 RES CH 1 10W 5 6K J 0603 R255 1 97 N A 343681300 RES CH 1 10W 680 J 0603 R436 R437 2 98 E R 0405 6693 343750100 RES CH 1 8W 75 J 0805 R601 R602 R603 R624 R625 R626 6 99 HN A 343821100 RES CH 1 8W 820 J 0805 R267 1 RP401 RP402 RP403 RP404 RP405 RP406 RP 407 RP408 RP409 RP410 RP411 RP412 RP60 1 RP602 RP603 RP604 RP605 RP606 RP607 RP608 RP609 RP610 RP611 RP612 RP613 RP 614 RP615 RP616 RP617 RP618 RP619 RP62 00 N A RES ARRAY 1 16W 47 J 8P4R 1206 0 RP621 RP622 RP623 RP624 RP625 37 OL N
28. 37 M CV 0830 2458 3361207400 COVER VESA ABS 41S8LBBILS 38 M CV 0830 2602 3368222700 CABINET ASSY L20CBROSDDB SOLRAIAT 39 C FP 0301 1050 3368311100 F B ASSY L20CBROSCDB SOLFA1AT 1 40 C BS 0303 0554 3368991402 STAND ASSY L20CBROSADB S8LBBILS SE 1 41 M MS 0808 8630 3460150100 BRACKET PANEL SIDE R SECC 325 30 2 42 IM MS 0808 8631 BRACKET PANEL SIDE L SECC 325 30 2 43 IM MS 0808 8637 3461226402 SHIELD CAN IF SPTH 298 9 150 1 41 1 44 IM MS 0808 8638 3461226500 SHIELD CAN INV SPTH 210 73 8 18 T 1 45 IM MS 0808 8640 3463000700 CONDUCTIVE AL 15 25 T0 06 46 IM MS 0808 8642 CONDUCTIVE AL 50 100 T 06 2 47 M MS 0808 2660 3470903500 HANDLE PE 162 40 5 T1 5 BOTTOM NOS 1 48 IM MS 0808 2662 HANDLE PE 209 18 T1 8 TOP NO501 1 49 IM MS 0808 8643 3472851200 CONDUCTIVE SPONGE 30 8 5 10 50 M MS 0808 8646 3472855100 CONDUCTIVE SPONGE 10710712 51 P FM 0602 0591 3500105500 END BLOCK TOP EPS L20CBW05AAW 1 52 P FM 0602 0592 3500105600 END BLOCK BOTTOM EPS L20CBWOSAAW 1 53 IM MS 0808 8762 3500937501 PE BAG 300 200 0 06T 54 IM MS 0808 2667 PE BAG 740 580 06T CLEAR 55 IM MS 0808 2671 3500943900 PE BAG 75 75 160L T 1 2 56 IM MS 0808 3190 CAP PAPER 1130 1390 120 0 032 57 M MS 0808 2672 3510449300 CAP PAPER 1130 700 120 0 063 58 IM MS 0808 2815 ANGLE PAPER 2070 55 55 T5 0 375 59 P BX 0601 1023 3512268400 CARTON 5524337489 VSC VP2000S 1 60 IM MS 0808 5135 PE FILM t 0 02mm W 500 0 04 61 M MS 0808 7820 3520130500 DRYER 15G 80 60 2 62 JPL SP 0723 0002 PLASTIC STRIP W 12 T 5
29. 530147512 IC PANEL LINK RECEIVER TQFP 100P IC609 1 140 N A IC IMAGE PROCESSOR PBGA 256B 1C401 1 141 N A 2530208043 IC 205MSPS ANALOG INTERFACE MQFP 1 IC608 1 142 N A 2540170221 IC LVDS I F TSSOP 56P IC501 1C502 2 143 HN A 2600062607 IC OCTAL BUFFER 3 8 SSOP 20P IC405 1 144 N A 2600071007 IC ANALOG CMOS SO 14PIN IC603 1 145 HN A 2600088009 IC HEX INVERTER SOIC 14 1C602 1C607 2 146 N A IC 2 CHANNEL ANALOGUE 016 IC604 1 147 E IC 0401 2942 2610049742 IC CMOS 2K EEPROM SOIC 8P IC601 1C605 1C606 3 148 JE IC 0401 1834 2610188137 IC EEPROM 256 8BIT SOIC 8PIN IC403 1 149 JE IC 0401 3984 2641109302 IC 2610501923 5015013601 ASSY IC404 1 150 N A 2816721510 CHOKE SMT 10uH K L254 1 151 N A 2816727480 CHOKE SMT 22uH M 3 6A L253 1 152 N A 2921095612 BEAD CH 100MHZ 60 OHM 0 3A 0603 FB601 1 FB251 FB252 FB255 FB257 FB258 FB259 FB 153 HN A 2921113212 BEAD CH 100MHZ 120 OHM 4A 1206 260 FB261 FB262 FB401 FB602 11 54 N A 2970036605 PWB MO LA FR 4 170 119 VF BD L2 55 N A 3000750026 SWITCH ROLL BALL 4P P2 54 56 N A 3070337534 HEADER NY66 94V0 7P P2 0 R BROWN CN252 57 N A HEADER NY66 94V0 4P P2 5 R CN251 58 N A 3075308757 CONN D SUB 15P R A PC99 W O SCREW CN601 1 59 N A CONN DVI I 29P P1 905 R CN602 60 N A 3075415766 CONN FFC FPC BOTTOM 30P P1 0 SMT CN501 61 N A CONN FFC FPC BOTTOM 8P P1 0 SMT CN402 62 M LB 0813 0913 3202005900 LABEL SERIAL 42 11 SONY FOR STICK ON I F BD 63 IM LB 0813 0914 LABEL REISTRATION 40 16 STICK ON I F BD 64 M
30. 5V X 0 2P 35V R616 47 ANN 74HCT14 WER O va HU ANN R618 100 DVI_5V m 29 w dIE gt x S alla S S le JEJU R619 100 AAA C610 Value 10P 34V VA617 2 2K R623 0 2P 35Vag18 R625 RO805W R626 RO805W VA619 VA620 0 2P 35V 0 2P 35V 75 8 2P 35V 2P 35V W 100 829 gen 2 621 100 AA 100 R622 C614 22P gt Did 0 2P 35V 2P 35V VA624 75 R624 R0805W JM To dal o 8 vs s D608 RLZ TE 11 5 1B EY 2c 40 1 3c 30 1 GND 31 0 M74HC4066 0 1U IC6 5 vcc AQ DSCL WP A1 SCL A2 DSDA 6 GHS SA VEE SB SDA GND AT24C02 IC606 vec AQ WP A SCL A2 RHSYNC vss sc HEF40538TD SDA GND AT24C02 5 2HS 2VSYNC 74HCT14 2VS 5 Date 04 15 2003 LY REV 000 Drawnl P CHANG
31. DC data IC604 is triple 2 channel analog multiplexes de multiplexes IC604 pin 10 amp 11 is Lo select IC605 DDC data IC604 pin 10 amp 11 is Hi select IC606 DDC data 3 ADC Analog The IC608 AD9888 is a complete 8 bit 205MSPS monolithic analog interface optimized for capturing RGB graphics signal from PC The IC608 have two input source D SUB amp DVI A the input source control by PC from IC401 scaler 4 TMDS DVD The IC609 THC63DV 161 is a TMDS receiver compliant with DVI Rev 1 0 The IC609 turn on off control by pin 2 DPD from IC401 scaler 5 Scaler The PW166B image processor is a highly integrated system on a chip that interfaces analog digital and video inputs in virtually any format to a digital projection system or multimedia display Any embedded SDRAM frame buffer and memory controller perform frame rate conversion Computer images from VGA to UXGA at almost any refresh rate can be resized to fit on a fixed frequency target display device with any resolution up to UXGA with full 24 bit color The PW166B includes advanced second generation image scaling that provides completely programmable horizontal and vertical image scaling The PW166B also includes advanced second generation sync decoding which provides full support for a wide variety of sync types This includes interlaced progressive sync on green and TMDS DE Data Enable only An integrated OSD controller provides bit mapped base
32. I A DVI D Auto Search OSD Position allows you to move the on screen display menus and control screens OSD Timeout sets the length of time an on screen display screen is displayed For example with a 15 second setting if a control is not pushed within 15 seconds the display screen disappears l Confidential Do Not Copy VP2000s 1 ote nazi ed dr Mi SA Control Explanation OSD Background allows vou to turn the On Screen Displav background on or off OSD Pivot This function is used to rotate the OSD menu when the displav is changed from Landscape to Portrait mode A Memory Recall returns adjustments to the original factory settings if the display is operating in a factory Preset Timing Mode listed in this user guide Exception This control does not affect changes made with the User Color control ViewSonic Corporation x Confidential Do Not Copy x VP2000s 4 Circuit Description 1 Power supplv DC DC Converter 1 1 IC251 BA9741F is a two channel switching regulator controller that uses PWM method For DC to DC conversion for step down It converts a 12V DC into regulated and stable output voltage of 5V 1 2 Regulator IC252 IC253 1C254 IC255 function is to convert 5V into regulated and stable O P of 3 3V and 2 5V IC252 converts 5V to 2 5V converts 5V to 3 3V IC253 IC254 IC255 2 DDC data select 2 1 IC601 is save D SUB DDC data 2 2 IC606 save DVI A analog DDC data IC605 save DVI D digit D
33. LB 0813 0915 3202215900 LABEL MCU 11 11 POLYESTER 504 STICK ON IC301 0 125 ViewSonic Corporation VP2000s 32 8 Exploded Diagram And Spare Parts List ng HE i ViewSonic Corporation 33 Mechanical Front bezel Assembly tor VP2000s 6PCE 3105221000 SCREW M M3 0 5 6 Ae gt 3460190600 BKT PANEL 200 7 3241127301 INSULATOR PC 130 118 5 gt 0993027602 POWER 90 264VAC 18V 3 33A 3000725100 SWITCH MEMBRANE gt 3200649100 NAME PLATE 3 BIRDLOGO J SALI gt PPS 3 3109010700 SCREW T M3 0 5 7 6 11 1 OS 4PCE 3109011400 SCREW T M3 0 5 6 40 3461226402 SHIELD CAN IF 3361092600 F B gt IN f ZWA 37 APCE 3109010900 SCREW T M3 0 5 4 La a 3360506800 LEDLENS 777 DE 3360627100 POWER KNOB 3460150100 BRACKET PANEL SIDER Vo 2PCE 3105221000 SCREW M M3 0 5 6 Go d AP a 4900505280 DC AC INVERTER 20 LG PANEL GOU E 3461226500 SHIELD CANINV 5600110257 LCD JF BD ASSY 2PCE 3105225300 SCREW M M3 0 5 4 71 3241127400 INSULATOR PC 231 13 T 5 v e N a EV lt A N ACZ T AP SOS LEN f Ice W No BE A 7 VP2000s ViewSonic Corporation Mechanical Back Cabinet Assembly tor VP2000s ac 4PCE 3100130800 SCREW M M3 0 5 8 3460146100 BRACKET VESA 74 gt A 3361207800 COVER BASE ai NG N SIA 3200651100 NAME PLATE VIEWS
34. Mr Qu WA QU a ES U Ss ORC ViewSonic Corporation Confidential Do Not Copy rp a oo VP2000s Pe DE ag BH ENS ORC Mi one Corporation T Confidential Do Not Copy vp29005 VP2000s 47 ViewSonic Corporation Reader s Response Dear Readers Thank vou in advance for vour feedback on our Service Manual which allows continuous improvement of our products We would appreciate vour completion of the Assessment Matrix below for return to ViewSonic Corporation Assessment A What do vou think about the content after DS VP2000s Service Manual 1777777777 NN TT JA usa spam E T T From Pan Funcion Cor Dori Groot RE ES EN AE O ET EET ER Fare l l DEL and Spare or mem pon ewo _ ET B Are you satisfied with the VP2000s service manual C Do you have any other opinion or suggestion about this service manual Reader s basic data Companv Add E mail After completing this form please return it to ViewSonic Qualitv Assurance in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director Qualitv Systems 8 Processes marc maupinQviewsonic com ViewSonic C ti Confidential Do Not Copy ISO IE Corporation ds t
35. N ViewSonic Corporation EMATIC OF LCD MONITOR 41 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 5 GREJO 7 5 GGE O 7 5 GBE 0 7 5 GRO O 7 5 GGOLO 7 5 GBO 0 7 IC401 B IVCLK IVPEN ws VHS IVFIELD VGe VG1 IVG2 VG3 vG4 GBE1 GBER cx GBLKSPL 1 GPENSOG GCOAST kvs GCOAST 5 SIGHS 1C401 A JGFBK GREF GBLKSPL s 470 R401 4 ADET 1C402 C428 MN vour ut 3 47U 25V AL XC61CC4402MR R422 1K 1 RESET IC401 D PW166 gt MCKEXT gt DCKEXT R407 3 3K RXD 4 RXD ID 4 TXD 5 SDA IRRCVR1 PORTA 5 SCL eu 4 DDET 470 R402 1SDA ASCL 7 D 0 15 A 1 19 I 3k R405 3 p5 PORTBO 7 LED2 IXTALIN IXTALOUT 4 JiRRCVRO PORTA IPORTA2 PORTAS PORTA4 PORTAS PORTAG PORTA7 PORTB1 GEN WA 7 LVDSEN ORTB4 4 HSEL ORTBS BHENQ ORTB6 4 D ASELF R452 3 3K 3 3K R413 ORTB7 ROMOE RAMWE d RAMOE RAMME C csid NC R414 3 3K R415 Value
36. NO501 M MS 0808 8643 3472851200 CONDUCTIVE SPONGE 30 8 5 10 M MS 0808 8646 3472855100 CONDUCTIVE SPONGE 10 10 12 1 1 1 1 1 M MS 0808 0667 3500939901 _ PE BAG 740 580 06T CLEAR CAP PAPER 1130 1390 120 0 03 0 063 375 04 2 1 2 o o o ojo I o ble e NES ALR 7 0 1 6 7 8 9 0 1 6 7 8 9 0 1 2 3 6 7 8 9 0 1 2 3 6 7 8 9 1 2 3 PLASTIC STRIP W 12 T 5 BLACK 1 1 67 NIN NIN Lo QIN o ViewSonic Corporation U Confidential Do Not Copy j VP2000s 29 ME Ee di A Rev la Initial VP2000s 1 BOM 30 Item ViewSonic P N Ref P N Description Location Q tv 1 B PS 0204 0021 993027602 POWER 90 264VAC 18V 3 33A COMPUTER 1 2 JE L 0407 1587 CORE BEAD 40 6 5 10 W5H TAPE 1 3 IM SW 0815 0224 3000725101 SWITCH MEMBRANCE PET 99 5 9 VP181 1 4 A VC 0101 0390 CABLE D SUB D SUB L1800 BLK OD7 5 1 5 M FC 0809 0838 3080516300 CABLE FFC 30P P1 0 L340 TI 1 6 M SCW 0824 0772 3100130800 SCREW M M3 0 5 8 FPH C S20C ZN BLK 4 7 IM SCW 0824 0690 3105051501 SCREW M 4 40 7 HEXH 4 40 3 S18C 4 8 IM SCW 0824 0775 3105123700 SCREW M M4 0 7 10 FF C S18C ZN BLK 4 9 _ M SCW 0824 0776 3105221000 SCREW M M3 0 5 6 FF C S18C ZN 6 10 M SCW 0824 0777 3105225300 SCREW M M3 0 5 4 FF C S18C ZN 6 11 IM SCW 0824 0784 3109010700 SCREW T M3 0 5 7 PAN C S P S2
37. ONIC ib cu po gt 4PCE 3109019100 SCREW M3 2 7 7 2 777 4PCE 3105123700 SCREW M M4 0 7 10 y 3361207900 COVER HINGEI Heu N 4 2PCE 3109017700 SCREW M3 2 7 7 5 3360254400 CABINET BACK UPS e sk gt B f A i A Va IL F 04 3861207400 COVER VESA 3460146300 BRACKET KEYLOCK 3361207500 COVER STAND FRONT 1 p 3361208000 COVER HINGE2 2 PCE 3105280200 SCREW M3 0 5 4 1317 OL 3 PCE 3470308700 WIRE SADDLE 20 3360245300 COVER STAND BOTTOM ViewSonic Corporation Confidential Do Not Copy x VP2000s Mechanical Stand Assembly for VP2000s JA cc 3461752001 HINGE Re lt lt DA m er 3 PCE 3470308700 WIRE SADDLE 3460151002 BRACKET BASE3 Van NY w e I e 0 3360245300 COVER STAND BOTTOM 3460150703 BRACKET BASE2 14 2 a 3460151102 BRACKET BASE1 46 2 PCE 3109017700 SCREW M3 2 7 7 5 3460150902 BRACKET BASE FOOT 6 M a my k 41 4 PCE 3105127100 SCREW M4 0 7 12 4 PCE 3105280400 SCREWM3 0 5 4 9000 S ke sa Vua EL 12 3105229400 SCREW M3 0 5 10 3460150801 BRACKET BASE2 FOOTI UR dp Z 3 PCE 3240957000 RUBBER PAD TN 8 PCE 3105280400 SCREW M305 4 4497 19 8240968900 RUBBER PAD 2 PCE 3109019100 SCREW M3 2 7 7 2 77 40 VU 6 PCE 3105034400 SCREW M3 0 5 6 ViewSonic Corporation KOST VP2000s VP2000s 1 Exploded Part List VP2000s 1 Exploded Part List Rev la Initial
38. Service Manual ViewSonic VP2000s Model No VLCDS26064 4W 20 Color TFT LCD Display VP2000s SM 892 Rev la July 2004 onic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Copvright Copyright 2004 by ViewSonic Corporation All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of ViewSonic Corporation Disclaimer ViewSonic makes no representations or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose 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 Trademarks Optiquest is a registered trademark of ViewSonic Corporation ViewSonic is a registered trademark of ViewSonic Corporation All other trademarks used within this document are the property of their respective owners Revision History Revision SM Editing Date DCN Number EGR Number Description of Changes Editor la 05 07 04 4530 Initial Release A Lu ViewSonic Corporation Confidential Do Not Copy
39. al Size adjusts the width of the screen image Fine Tune sharpens focus by aligning the illuminated text and or graphic characters Sharpness adjusts the claritv and focus of the screen image Scaling adjusts the video input signal to the screen size other than 1600 x 1200 using the following options 1 1 adjusts the video signal so that the height and width of the picture are the same Fill all adjusts the video signal to fill the screen Fill Aspect Ratio maintains the correct video signal proportions for different resolutions Confidential Do Not Copy j VP2000s Control ViewSonic Corporation Explanation Setup Menu displavs the menu shown below Setup Menu Language Resolution Notice Input Priority OSD Position OSD Timeout OSD Background OSD Pivot The Setup Menu controls are explained below Language allows vou to choose the language used in the menus and control screens Resolution Notice displavs the Resolution Notice menu shown below A For best picture quality change the resolution to 1600 x 1200 1 Clear message 2 Disable message Resolution Notice advises the optimal resolution to use Input Priority If multiple computers will be connected to the display this function can be used to select which computer has priority Depending on the selected Input Priority the display will do a one time detection for available inputs when first powered on Input Priority D SUB DV
40. alue 3070337534 Value Q260 EE LONE 120 100MHz BEAD 1206 Q261 te R281 C TOK L 0263 SI4435DY VCC_PANEL D253 gt BV R285 NAN 22K Q262 MMBT3904 L20 120 100M BEAD 1206 Ne NC 120 100M BEAD 1206 PART NO SHEET Date 04 15 2003 Drawn lP CHANG Checked Approved PWB 036702 0 FILE NAME VP211 VP201 DESCRIPTION SCH ViewSonic Corporation ATIC OF LCD MONITOR 39 Confidential Do Not Copy Jose 04 15 2003 VP2000s WP Liu 04 15 2003 VA601 2P 35V VA602 0 2P 35V 0 2P 35V VAGOS R S SW VA604 1 I 10P 34V R607 47 R608 199 V 1ASDA 1HSYNC VAGOS 10P 34V VA606 10P 34V Di VA607 10P 34V 10P 34V R609 go 100 4 610 47 1VSYNC R611 R612 2 2K 2 2K 1ASCL SOG s ERI 5 Yok GD s R S SW BBD s ADET 6 p6e2 RIZ TE 11 5 18 C601 vec AQ WP A1 SCL AZ SDA GND AT24C02 VB 1HSYNC 1VSYNC 5 HAS 2P 35V 2P 35V 2P 35V 0 2P 35V Did 10P 34V AW 2 N NU 0 2P 3
41. cd m CCT max 10250 K CCT min 8500 K 6500 K x 0 313 y 0 329 5 2 gt 180 cd m gt 180 cd m CCT max 6950 K CCT min 6100 K 5400 K x 0 335 y 0 350 A gt 180 cd m gt 180 cd m CCT max 5915 K CCT min 4935 K 5000 K x 0 346 y 0 359 5 z gt 180 cd m gt 180 cd m CCT max 53500 K CCT min 4700 K ViewSonic Corporation x Confidential Do Not Copy x VP2000s 2 2 Adjustment control 2 2 1 User control Power switch Function key 1 Function select button y Adjustment button A Adjustment button 2 Function select button 2 2 2 OSD function Auto Image Adjust Contrast Brightness Contrast Brightness Input Select D Sub DVI A DVI D Color Adjust 9300K 6500K default 5400 5000 User Color R G B Information Resolution Horizontal Frequency Vertical Frequency Model Number Serial Number Web Site Manual Image Adjust H V Position H Position V Position H Size Fine Tune Sharpness Scaling Fill Screen Fill Aspect Ratio 1 1 Setup Menu Language English French German Spanish Italian Finnish Japanese Traditional Chinese Simplified Chinese Resolution Notice Enable Disable Input Priority D Sub DVI A DVI D Auto Search OSD Position H Position V Position OSD Timeout 5SEC 15SEC 30SEC 60SEC OSD Background On Off Memory Recall Note x2 These f
42. d OSD with 16 colors from a 64K color palette The OSD controller supports transparent and translucent functions The Graphics Port GPort captures computer graphics inputs with very high input bandwidth through an external IC608 Analog To Digital converter ADC or IC609 digital interface receiver The DPort is designed to be connected directly to LVDS IC501 IC502 The output timing is fully programmable and is independent of the input timing An on chip 80x86 microprocessor with custom features for image processing applications is provided Built in port interrupts General Purpose I O GPIO UART IR Decoders Timers and PWM Generator provide a full featured hardware base to build on 6 LVDS Transmitter The IC501 IC502 transmitter converts 28 bits of CMOS TTL data into LVDS Low Voltage Differential Signaling data stream A phase locked transmit clock is transmitted in parallel with the data streams over a fifth LVDS link 7 USB HUB Controller IC951 is a high speed USB HUB controller this single chip device incorporates one upstream and four downstream USB transceivers IC951 CY7C65640 includes interface signals for external port power switches The power switching and over current detection of downstream ports is managed by control pins connected to an external power switch device by IC952 amp IC953 IC954 is an EEPROM VID amp PID configured ViewSonic Corporation i Confidential Do Not Copy x VP2000s 18 AREA a KA ackli
43. er s graphic card so that it outputs a video signal 1600 x 1200 60 Hz to the LCD display Look for instructions on changing the refresh rate in your graphic card s user guide e f 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 Confidential Do Not Copy x VP2000s Main Menu Controls Adjust the menu items shown below bv using the up 4 and down buttons Control Explanation de Auto Image Adjust automatically sizes centers and fine tunes the video signal to eliminate waviness and distortion Press the 2 button to obtain a sharper image NOTE Auto Image Adjust works with most common video cards If this function does not work on your LCD display then lower the video refresh rate to 60 Hz and set the resolution to its pre set value Contrast adjusts the difference between the image background black level and the foreground white level Brightness adjusts background black level of the screen image Input Select allows you to toggle between an analog and a digital signal Color Adjust provides several color adjustment modes preset color temperatures and RGB which allows you to adjust red R green G and blue B separately The factory setting for this product is 6500K 6500 Kelvin 9 wt 9300K
44. es 37 12 10 9 1 1 12 1 1 37 Mode Name VESA VESA VESA VESA XGA VESA VESA VESA VESA VESA Horizontal Freq KHz 46 875 53 674 48 363 56 476 58 099 60 023 68 677 63 981 79 976 91 146 H one es so es me 136 136 se se uz 108 160 iie ON sm we ia wer ma os aa NEC aw ia H front porch Dots Vertical Freq Hz 75 000 85 061 60 004 70 069 72 082 75 029 84 997 60 020 75 025 85 024 Sync Polarity U U U U U U U U U U Lines 625 631 807 806 806 800 808 1066 1066 1072 V back porch Lines 21 27 29 29 29 28 38 38 38 44 V active Lines 600 600 768 768 768 768 768 1024 1024 1024 V front porch Lines 1 1 3 3 3 1 1 1 1 1 ViewSonic Corporation Confidential Do Not Copy VP2000s HDTV VESA 45 000 75 000 Video dock Frog 21 2 00 EE set A K O ko H total Dos 1650 210 Hy Wo 40 92 PP EEE oe e o o RN ee crian H front porch Dots Vertical Freq Hz 60 000 60 000 Sync Polarity V total Lines 1250 V sync Ea EEE EE V active Lines EN KE V front porch Lines 5 1 ViewSonic Corporation Confidential Do Not Copy i VP2000s ViewSonic Corporation E 128 bvtes of EDID code for VP2000s analog 10 20 30 40 50 60 70 80 90 100 110 120 0 1 2 3 4 5 6 7
45. ght B g Inverter PERE Power Regulator 3 8 oV B 33VLVDS AVCC 3 3V OVCC 2 5 V PVDD CVCC VCC PANEL AVDD PVCC D TXD 1SCL 1SDA Analog SYNC I P Scaler DRE DGE DBE DVI I P DRO DGO DBO P DCLK DEN DVI amp analog DHS DYS LVDSEN LED1 LED2 1 V Aa o Power Buffer Flash ROM EEPROM 6 8 I F Board Date 04 15 2003 LY REV Drawn LP CHANG checked Approved PART NO av SHEET PWB 036702 0 FILE NAME VP211 VP201 DESCRIPTION Jose WP Liu E 04 15 2003 04 15 2003 SCHEMATIC OF LCD MONITO ViewSonic Corporation VP2000s Figure of Waveform 1C251 pini Chi Max 2 34 V Cha Freq 101 4ktiz Ch2 Max 19 0 V 2 0256 0257 B Ge 0 00 Chi Max PGUMY Ch2 Max 4 36 V 5 1HS Ch freq 75 GOKHZ 4 Chi 003 Chi freq 60 01 HZ ViewSonic Corporation 20 Tek Run Chi Max TARY Chi Freq 56 00 Hz i Mi4 00m ii 000000 S ao D Bir hee TERZ vrient Chi Freg cups 75 00kH2 am Ch2 Freq 75 00kH2 10 GFBK gele Gee vs MO V VP2000s Confidential Do Not Copy Chi Freq KL GEMHZ Chi Freg Ba A OM H2 EEE 4 dode atu EE EEN N tt Ch2 Freq 0 31kH2 ENT I 2 58 V uv 6006668 1 19 TXCK E Chi Max LSEV
46. iu 04 15 2003 10 Schematic Diagrams Ic252 LD1084 2 5CE 0253 MMBT4401 0255 22 R0805W IRFR9024N C260 at 470U 25V 120 100MHz BEAD 1206 L252 0254 MMBT4403 C261 1000U 10V RE NC C275 At 47U 25V 30K 1x R256 IN ADJ At C266 T 220U 16V 1C253 LD117DT33 3 3V_A VIN VOUT GND C26 SAUT At C269 22U 16V 14 15 9 SCP NON1 NON2 u RT vcc 120 100MHz BEAD 1206 AN INV1 IGND C254 kou p otul Q252 MMBT3904 2 3 Hour m out 4 R265 100 Rasasw Q258 22 R0805W IRFR9024N At C262 470U 25V FB252 120 100MHz BEAD 1206 LI 4 5V B Q257 MMBT4403 1000U 10V it C280 T 220U 16V FB255 s avan 120 100MHz BEAD 1206 IC255 XC6203E332PR Vin Vouti Vss C281 L 10U 7T 10V C0805W FB257 120 100MHz BEAD 1206 FB258 120 100MHz BEAD 1206 FB259 120 100MHz BEAD 1206 FB260 120 100MHz BEAD 1206 FB261 YY IC254 LD117DT33 CVCC VIN VOUTI 120 100MH iz GND BEAD 1206 LC271 At C272 7T 8 1U T22U 16V FB262 30714003 V
47. o TN VP2000s
48. r ViewSonic Corporation a Analog video input Pin Pin assignment Pin Pin assignment 1 Red video 9 5V for DDC 2 Green video 10 GND 3 Blue video 11 GND 4 GND 12 DDCSDA 5 GND 13 H SYNC 6 Red video return 14 V SYNC 7 Green video return 15 DDC SCL 8 Blue video return b Digital video input Pin5 For cable connection detect Pin Pin assignment Pin Pin assignment Pin Pin assignment 1 TMDS data 2 9 TMDS data l 17 TMDS data 0 2 TMDS data 24 10 TMDS data 1 18 TMDS data 0 3 TMDS data 2 shield 11 TMDS data 1 shield 19 TMDS data O shield 4 NC 12 INC 20 INC 5 NC 13 INC 21 NC 6 DDC clock 14 5V power 22 TMDS clock shield 7 DDC data 15 GND 23 TMDS clock 8 Analog V SYNC 16 Hot Plug Detect 24 TMDS clock CI Analog R C2 Analog G C3 Analog B CA Analog H SYNC C5 Analog Ground Pin15 For cable connection detect VP2000s C Analog timing chart Mode No TEXT VESA MAC VESA VESA VESA Mode Name Horizontal Freq 31 468 31 469 35 000 37 861 37 500 43 269 31 469 35 156 37 879 48 077 Home Dos se s e a sa s 18 72 1x 120 TEST me sew EE ES H front porch Dots Vertical Freq Hz 70 087 59 940 66 667 72 809 75 000 85 008 70 087 56 250 60 317 72 188 Sync Polarity U U U U U U U U U U V total
49. tion j Confidential Do Not Copy j VP2000s 25 de RR R RAR A oi 2 No displav on screen Screen is black LED is off AC power on and DC power on l pinl is 18V Check that the voltage level of CN251 is approximately 18V No No picture LED is off Yes Yes Check that C263 positive is at 5V lt Yes No v v Check CN252 pins is 5V Yes IC251 failure a Inverter failure 1 Check IC401 B3 pin 2 Check Q259 ViewSonic Corporation 26 Power board failure Confidential Do Not Copy x VP2000s 3 No displav on screen LED is green Is the backlight lit 2 Yes v Check that the cable is fully connected to CN501 Yes m Check that the cable is fully connected between the inverter and interface board Failure point gt The cable is disconnected Check IC501 IC502 m Failure point The cable is disconnected Yes Y Yes Failure point 1 IC501 IC502 failure 2 IC401 failure pins is SV Check CN252 pinl is 12V Check Q263 pind is low voltage Yes ss Yes Y gt Q263 failure Inverter failure 1 Check IC401 B3 pin 2 Check 0259 1 18V for VP211 2 5V for VP201 Check Q263 pin5 6 7
50. u 3 Auto Image Adjust KO Contrast Brightness E Input Select Color Adjust Information z Manual Image Adjust amp 2 Setup Menu O Memory Recall Displays the Main Menu or exits the control screen and saves adjustments ViewSonic Corporation 12 Main Menu with OnView controls Front Control Panel shown below in detail Scrolls through menu options and adjusts the displayed control Also a shortcut to display the Contrast adjustment control screen Displays the control screen for the highlighted control Also toggles between two controls on some screens Also a shortcut to toggle analog and digital connection Power light Green ON Orange Power Saving Power On Off VP2000s Do the following to adjust the screen image 1 To display the Main Menu press button 1 Main Menu 3 Auto Image Adjust a Contrast Brightness Input Select Color Adjust 9 Information Manual Image Adjust 2 Setup Menu LO Memory Recall NOTE All OnView menus and adjustment screens disappear automatically after about 30 seconds 2 To select a control you want to adjust press A or V to scroll up or down the Main Menu 3 After the control is selected press button 2 4 To adjust the control press the up A or down Y buttons 5 To save the adjustments and exit the menu press button 1 twice The following tips may help you optimize your display Adjust your comput
51. unctions are not available in Digital mode the setting is shaded and can t be selected When auto tuning the image should not be blanking 3 These functions are not available in 1600x1200 mode the setting is shaded and can t be selected When the input signal is 4 3 the Fill Aspect ratio function is the size same as Fill Screen ViewSonic Corporation x Confidential Do Not Copy x VP2000s 2 3 Factorv preset 2 3 1 Special kev Hot kev Hold the following kevs while powering on 1 Main Menu 2 Select next input Sequence D SUB DVI A DVI D UP or DOWN arrow To immediately activate Contrast menu It should be change to Brightness OSD by push button 2 UP DOWN arrows Recall Contrast or Brightness while in the Contrast or Brightness adjustment or recall both of Contrast and Brightness when the OSD is not open 1 2 Toggle 720x400 and 640x400 mode when input 720x400 or 640x400 mode 1 UP DOWN White Balance keep press 5 seconds only used 1024x768 75Hz 16 Grays 1 DOWN Power Lock Power Unlock keep press 10 seconds 1 UP OSD Lock OSD Unlock keep press 10 seconds DC Power 2 UP Copy EDID to E PROM DC Power 1 Factory mode Burn in mode on DC Power 2 DOWN Burn in mode on DC Power UP DOWN Burn in mode off DC Power 2
52. wrong frequency or noisy inputs while at any possible unplugging of power or signal settings of user accessible controls likewise the monitor should survive extended periods of operation with line voltage reduced below the specified minimum 7 An isolation transformer should be used when performing alignment and tests Portions of the power supply board are hot ground The remaining boards are cold ground 8 Ambient condition 8 1 Illumination 150 260 lux 8 2 Environmental noise Less than 60dB 8 3 Interference of EMI No excessive electric or magnetic fileds 8 4 Temperature 24 2 C 8 5 Humidity 65 4 2096 ViewSonic Corporation j Confidential Do Not Copy j VP2000s 22 de RR R RAR A oi B Instrument alignment 1 Adjustment procedure Push 2 Input Input D SUB DVI A Input Push 1024x768 75Hz DC power 16 Grays pattern 3 seconds Push Select Color Adjust DOWN 2 DC power to adjust 3 seconds 9300K 6500K l 5400K 5000K Push l 1 DC power 3 od Push 1 I Exit adjust OSD Select RGB Reset function Input 1600x1200 60 Hz Full white pattern Push 1 DC power 3 seconds Select Color Adjust to adjust 9300K 6500K 5400K 5000K Push 1 Exit adjust OSD ViewSonic Corporation 23 Push 2 A Input DVI D l Push 1 DC power
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