ViewSonic VG800-2 Service Manual
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ViewSonic VG800-2 Service Manual

ViewSonic VG800-2 Service Manual

18” color tft lcd display
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Service Manual

ViewSonic VG800b
Model No. VLCDS23896-5W
18" Color TFT LCD Display
VG800b-1_SM_606 - Rev. 1a – Oct 2002)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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  • Page 1: Service Manual

    Service Manual ViewSonic VG800b Model No. VLCDS23896-5W 18” Color TFT LCD Display VG800b-1_SM_606 - 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: Table Of Contents

    TABLE OF CONTENTS 1. . PRECAUTIONS AND NOTICES ................1 ....................2-32 SPECIFICATIONS CIRCUIT DESCRIPTIONS ..................33-49 ADJUSTMENT......................50-54 MECHANICAL ASSEMBLY ...................55-59 SPARE PARTS LISTS ..................60-78 SCHEMATIC DIAGRAMS..................80-88 DRAWING....................89-90 ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 4: 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 Confidential – Do Not Copy VG800b...

  • Page 5: Specifications

    2. General Description (Quick Reference) 3. Electrical Characteristics 4. Mechanical Characteristics 5. Packaging 6. Environmental Characteristics 7. Factory Setting for Shipment Appendix I (Preset Signal Timing) Appendix II (EDID Code) Appendix III (Label printing) ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 6 (Active display area is dependent upon signal timings) Power Supply AC adapter input AC90V-264V 50 / 60 Hz Rating DC input DC 12V AC Power On mode Consumption less than 3W Off mode( w/o audio cable connected ) ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 7: Electrical Characteristics

    AC power cord-Schuko 1.8m Analog VGA cable 1.8m Audio cable 1.8m Viewsonic CD-Wizard Regulatory UL, CSA or cUL, CB Report, CE, FCC-B, DOC-B, TUV/Ergo Standards (which covers ISO13406-2 and MPRIII), TUV/GS, PCT (GOST-R) with 20 Hygienic certificates, PCBC (B Mark), SEMKO, DEMKO, FIMKO, NEMKO, BSMI, VCCI, CCIB/EMC, CCEE, PSB (Singapore Safety), TCO’95, NOM and Argentina...
  • Page 8 3.3.2.2 Line input signal & impedance 1.0 Vrms, 10 kOhm 3.3.2.3 OUTPUT SIGNAL AT SPEAKER TERMINAL @ < 10 % distortion Vp-p(out) >= 5 Vp-p 3.3.2.4 Frequency Response 300 Hz – 20 Khz ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 9 15 pin mini D-sub PIN NO. Separate Sync GREEN BLUE GROUND GROUND GROUND GROUND GROUND GROUND H.SYNC V.SYNC 3.3.3.2 Audio Connector 3.5 mm Stereo jack x 1, 3.5mm Microphone jack x 1 ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 10: Luminance Control

    (@ Cont / Bright max) 3.5. Synchronization Horizontal: 30 to 82 kHz Vertical: 50 to 85 Hz Non-interlaced maximum 75Hz @ 1280 x 1024 mode Recommended 60Hz @ 1280 x 1024 mode ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 11 77 ± 6°F, 25 ± 5°C Viewing angle: AU = 0°, AR = 0° Warm Up time: minimum 30 minutes Measuring instrument: TOPCOM BM-7 Luminance Meter Measuring distance: 500 mm Measuring angle: 2° ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 12 (Note 2) Viewing angle is measured as follows: ’ ’ (Note 3) Definition of response time is as follows: Response time is measured when the display data is changed from white to black. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 13 White Optical Response (Note 4) Judge points for brightness uniformity Brightness uniformity is judged at nine (9) points on display area: Bmin BUNI Bmax Bmax : Maximum Brightness Bmin : Minimum Brightness ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 14: Optical Performance

    Typical Tr = 20ms ; Tf = 10ms Maximum Tr = 30ms; Tf = 25ms Number of Back Light(CCFL) 6 – Edge type back light Backlight (hrs) 60,000 (typ), 50,000 hours Min ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 15 4. Mechanical Characteristics 4.1 Dimensions Net: 436 (W) x 462 (H) x 181 (D) mm Gross: 565 (W) x 525 (H) x 260 (D) mm 4.2 Weight Net: 6.9Kg Gross: 10.6 Kg ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 16 Black (Base color) / Mist White (letter) Size: 41 (W) x 91 (H) mm Location: BOTTOM OF AC ADAPTER Block Copy: DELTA ELECTRONICS,INC. AND ViewSonic Contents: Appendix III 4.4.3 Bar Code Number Label (Carton Box) Material: Art Paper Color: White (Base) / Black (Letter)
  • Page 17 Production Code : AA YY WW Manufacturing week Last digit of manufacturing year Production Line No. 4.7.2 MCU Revision Label Customer Model No.: VG800 b LCD Panel Supplier : CMO Rev No : P01 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 18 7.1 OSD Brightness 100%(based on 0-100%) Contrast 80%(based on 0-100%) AutoTune Executed Color Temperature 6500k Volume Balance Bass/Treble OSD Timeout 15 Sec Language English OSD position Center Scaling Fill all 7.2 Power Switch ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 19: Appendix I Preset Signal Timings

    Appendix I Preset Signal Timings H-Video H active Horizontal H front H back H pulse H total V-Video V active Vertical V front V back V pulse V total ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 20 V-frequency(hz) 56.25 60.317 72.188 85.005 Pixel rate(mhz) 31.5 36.000 H-sync H-back porch H-total 1024 1056 1040 H- front porch V-sync V-back porch V-total V-front porch H-sync. Polarity Negative Negative Positive Positive Negative ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 21 Negative Positive H-resolution(dots) 1024 1024 V-resolution(lines mode signal name symbo SXGA SXGA H-frequency(khz) 60.023 58.099 68.677 63.981 79.976 V-frequency(hz) 75.029 72.082 84.997 60.02 75.025 Pixel rate(mhz) 78.75 78.084 94.500 H-sync H-back porch ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 22 720P H-frequency(khz) 45.000 V-frequency(hz) 60.00 Pixel rate(mhz) 74.250 H-sync H-back porch H-total 1658 H- front porch V-sync V-back porch V-total V-front porch H-sync. Polarity Negative V-sync Polarity Negative H-resolution(dots) 1280 V-resolution(lines) ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 23 Appendix II EDID Code analog 100 00 110 00 120 20 Appendix III Label Printing ID LABEL ADAPTER LABEL ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 24 Bar Code label/Serial No Label PCB Assembly Revision Control L18CMW 05ACW(CMO) 0200-001 C10210 MCU Revision Label VG800 b ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 25: Front Panel Function Control Description

    2 Press the [ ] or [ ] button to scroll to the desired menu option. 3 Press the [2] button to select the menu option. 4 Press the [ ] or [ ] button to select submenu option. ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 26: Main Menu

    Shortcut: Before displaying the OnView menu, press the [ ] or [ ] button to adjust. Press button [2] to toggle between brightness and contrast. Contrast 1 : Exit 2 : Brightness ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 27 Balance adjusts the proportion of sound coming from each speaker. ] directs more of the sound to the left speaker, [ ] directs more of the sound to the right speaker. Balance 1 : Exit 2 : Select ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 28 Color Adust provides four preset color adjustment: 9300K, 6500K, 5400K, 5000K for improved brightness and color saturation. Press button [2] to select the preset color. Press button ] or [ ] to ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 29 75.0 Model No. VG800b A1PXXXXXXXXX Serial No. Web Site http://www.ViewSonic.com 1 : Exit Manual Image Adjust Manual Image Adjust H/V Position H-Size Fine Tune Sharpness Scaling 1 : Exit 2 : Select ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 30 H-Size adjusts the width of screen image. ] decreases Width of screen image, [ ] increases width of image. H-Size 1 : Exit 2 : Select Fine-Tune Fine-Tune 1 : Exit 2 : Select ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 31: Osd Position

    1:1 adjusts the video signal so that the height and width of the picture are the same. Scaling Fill Screen Fill Aspect Ratio 1 : Exit 2 : Select Setup Menu Setup Menu Language Resolution Notice OSD Position OSD Timeout OSD Background 1 : Exit 2 : Select ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 32 ] moves OSD down, [ ] moves the OSD up. OSD V-Position 1 : Exit 2 : Select OSD Timeout sets the length of time the OnScreen Display screen is displayed before exiting. ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 33: Osd Timeout

    * These functions are not available in Digital Mode. Memory Recall is to recall the following functions to factory setting: Contrast, Brightness, H Size, H/V Position, Color Temperature @ 6500K, OSD Position, Sharpness, & OSD Timeout. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 34 OSD Auto Save The OSD shall save new settings when it is turned off by the user or when it times out. There shall not be a separate save. ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 35: Circuit Descriptions

    3.CIRCUIT DESCRIPTION Contents *. Function Block A. Interface Board Power Supply (DC/DC Converter) Micro-Controller Image processor(scalar) LVDS Transmitter DDC 1/2 B Synchronous DRAM B. Audio Board Audio processor AudioAmplifier ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 36 / RUN pin will vary from 1.19V to 2.4V depending on the load current. Pulling the I / RUN pin up 0.8V(using CM5 and RM2) allows the ICM1 to begin operation. Pin7 (Boost) supply to the topside Floating Drivers. The bootstrap capacitor (CM8) is ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 37 Pin 35 control the brightness of panel Pin36,37 control LED (orange and green) on /off Pin38 control audio board 12V on/off Pin40 control Buzzer on/off Pin41 control ICM3 (regulator)on/off Pin42 control ICM15,16(LVDS Transmitter) on/off. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 38 Horizontal measurements are measured in terms of the selected IFM_CLK (either T_CLK or R_CLK/4), while vertical measurements are measured in terms of HSYNC pulses. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 39 (LVDS) line drivers in a single integrated circuit. These functions allow 28 bits of single-ended low-voltage TTL (LVTTL) data to be synchronously transmitted over five balanced-pair conductors for receipt by a compatible receiver, ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 40 The only user intervention is the possible use of the shutdown/clear (SHTDN) active-low input to inhibit the clock and shut off the LVDS output drivers for lower power consumption. A low-level signal on SHTDN clears all internal registers to a low level. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 41 I/O transactions are possible on every clock cycle. Range of operating frequencies, programmable burst length and programmable latencies allow the same device to be useful for a variety of high bandwidth, high performance memory PIN DESCRIPTION: ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 42 Selectable input gain are also provided to build a highly effective electronic Audio processor having the highest performance and reliability with the Least external components . and all functions are programable using the IIC BUS ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 43 Of each amplifier is fixed at 20 dB . Pins 1 and 9 are right and left channel inputs respectively. Pins 4 and 6 are right and left channel outputs which connect to two 4 OHM speakers. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 44 Pin 8 is the mute/stand-by Pin 7 is the voltage input for ICA1 ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 45: Troubleshooting Flow Chart

    Troubleshooting Flow Chart A1. Figure of Waveform FIG 1. FIG 2. FIG 3. 3.3V FIG 4. 2.5V FIG 5. 32 GRAY SIGNAL INPUT FIG 6. H-SYNC ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 46 FIG 7. V-SYNC FIG 8. 24M CLOCK FIG 9. MEMORY CLOCK FIG 10. DISPLAY CLOCK FIG 11. DISPLAY H-SYNC FIG 12. DISPLAY V-SYNC ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 47 FIG 13. DISPLAY ENABLE FIG 14. MCU CLOCK FIG 15. LVDS TX0+ FIG 16. LVDS TX0- FIG 17. LVDS CLOCK+ FIG 18. LVDS CLOCK- ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 48 Check that CM16 positive is at 5V. ( FIG 2.) Check that the voltage level of JM1 is approximately 12V checjk Check JM2 pin1 ICM1 failure LM1,2 failure Adapter failure is12V, pin5 is 5V Inverter failure ICM10 failure ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 49 Check JM2 pin1 is12V, pin5 is 5V Failure point Check ICM17 Pin4is low voltage 1.ICM15,ICM16 failure 2.ICM11 failure Inverter failure ICM10 failure Check ICM17 ICM10 failure Pin5,6,7,8 is About 5V ICM17 failure ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 50 2. Disconnected between JM1 and power cord Check that ICM1 pin5 Failure point Is about 5V LM1,2 failure Check that LM5 Failure point pin 2 is about 5V ICM1 failure Failure point 1.LM5 failure 2.DM1 failure 3.ICM2 failure ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 51 Failure point Check ICA3 pin4,6 is FIG20. 1.ICA1 failure 2.ICM10 failure Check ICA5,ICA6 pin4 is Failure point about 5V 1. QA6 or QA7 failure 2. ICA3 failure ICA5 or ICA6 failure ICM10 failure ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 52 A7. Keypad can not work Check that the signal cable is fully connected between the Inverter and touch board Failure point Failure point 1. ICT1 failure The cable is disconnected 2. LED failure ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 53: Adjustment

    4. ADJUSTMENT CONTENTS INSTRUMENT ALIGNMENT PREPARATION OF MANUAL ALIGNMENT 2. COLOR TEMPERATURE ALIGNMENT 3. FACTORY PRESET SETTING ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 54: Factory Mode

    1.4.3 Under factory mode, press “1” key. The monitor will exit factory mode and enter normal operation. 1.5 Method to enter/exit manual color alignment menu. Under factory mode, select color temp manual. Item on factory OSD menu. It will display the following color temperature adjust menu. ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 55: Color Adjust

    “DOWN” key to adjust it to meet following Chromaticity SPEC. 9300°K x = 0.283±0.030, y = 0.298±0.030 Y>= 160CD/M 2.1.3 Press “1” to exit 9300 color temperature adjustment and do another color ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 56 5000 color temperature adjustment. 2.4.2 Use “2” to move cursor to R-Driver or G-Driver or B-Driver and then press “UP” or “DOWN” key to adjust it to meet following Chromaticity SPEC. ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 57 4.2 Press button 2 and down arrow key simultaneously, then press LCD power key. 4.3 In writeable system, key in twelve number or use bar code read in serial number. 4.4 Enter “OUTPUT SN.” 4.5 Pull out adapter. ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 58: Mechanical Assembly

    5. MECHANICAL ASSEMBLY ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 59 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 60 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 61 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 62 ViewSonic Corporation Confidential – Do Not Copy VG800b...

  • Page 63: Mechanical Parts List

    3500084701 P-FM-0602-0757 END BLOCK EPS (T) 558*261*170 3500084801 DRYER 15G 3520134700 A-CD-VG800B CD-ROM VIEWSONIC VG800b 3532048500 M-MS-0808-7675 MANUAL ASS’Y VIEWSONIC VG800b 3532048601 P-BX-0601-0733 CARTON 560*250*525 VIEWSONIC VG800b 3512229700 M-MS-0808-8303 MYLAR 435*350 T=2 3211024500 ViewSonic Corporation Confidential – Do Not Copy...

  • Page 64: Spare Parts Lists

    3200462800 19 M-MS-0808-8151 NAME PLATE AL 43*6.9*1.15T VIEWSON 3200641801 20 M-LB-0813-0551 LABEL BAR CODE 55*15 VSC-G 3200744000 21 M-LB-0813-0696 LABEL BAR CODE 76*121 VIEWSONIC 3200753101 22 M-LB-0813-0713 LABEL ID 160*43 VIEWSONIC VG800B 3201936600 23 M-LB-0813-0714 LABEL HV WARNING 100*25 3202310700 24 M-MS-0808-8173 MYLAR INSULATOR 94V-0 200*40 T=0.4...
  • Page 65 LINE USE 32 M-LB-0813-0696 LABEL BAR CODE 76*121 1 ..3200753101 PCE R/C 33 M-LB-0813-0713 LABEL ID 160*43 VIEWSONIC VG80 1 ..3201936600 34 M-LB-0813-0714 LABEL HV WARNING 100*25 1 ..3202310700 35 M-MS-0808-8173 MYLAR INSULATOR 94V-0 200*40 T 1 ..3211022501 PCE PCB/C+LCD/C 36 M-MS-0808-8303 MYLAR 435*350 T.2 AD 0 %...
  • Page 66 1 ..3510441600 0.125 PCE TUBE 1156*1066*1050(H) LCD 19" BY AIR 86 M-LCD-0826-0127 AA 0 % 1 ..3510552100 0.063 PCE SHIPPING CARTON 560*250*525 VIEWSONIC 3% for spare 87 P-BX-0601-0733 1 ..3512229700 parts PALLET FUMIGATED 1 ..3520026000 0.031 PCE REV:00 89 M-MS-0808-5135 PE FILM t=0.02mm W=500...
  • Page 67 RES CH 1/10W 237K F 0603 ...4 ..0341362300 R14 2322 704 62374 RES CH 1/10W 560 F 0603 ...4 ..0341421300 R22 2322 704 65601 RES CH 1/10W 560 F 0603 ...4 ..0341421300 R24 2322 704 65601 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 68 DIO SW 0.2A 70V SOT-23 SE. BD 0 ...4 BAV99 219 E-D-0403-2050 DIO SW 0.2A 70V SOT-23 SE. BE 0 ...4 BAV99 220 E-D-0403-2050 DIO SW 0.2A 70V SOT-23 SE. BF 0 ...4 BAV99 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 69 MMBT4403 TR -50V -0.1A 2-3F1A 50AB 100 % ...4 RN2402(T5L) TR -50V -0.5A CP 50AB 0 % ...4 2SA1518-TB FET 60V 0.115A 7.5ohm SOT-23 ...4 272 E-Q-0402-1554 AE 100 % ..242522500005 2N7002LT1 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 70 0.08 MTR COVER TAPE FOR REEL ..5 ..3520146300 #2666 0.016 MTR PML FOR INVERTER ..5 ..3520456400 PAD EPE (ESD) 357*270*8 ..6 ...3500533800 0.023 PCE 317 P-BX-0601-0689 CARTON D-2 391*301*205 ..6 ...3510090100 0.001 PCE ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 71 TAPE W=3 #1350 3M AC 0 % ..5 ..3220102010 0.008 MTR TAPE W=3 PZ-280 PERSSURE AC 100 % ..5 ..3220102024 0.008 MTR TAPE W=16 KA180 4P AA 0 % ..5 ..3220703611 KA180 W=16 0.08 MTR ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 72 ..5 ..4090003700 SB50AO 0.131 GRM CORE FERI UI1222 2G8 UI=2300 443 E-L-0407-1549 BB 0 % ..5 ..4133010800 2G8 UIS-11.7*21 CORE FERI UI1222 P4 UI=2500BB 444 E-L-0407-1550 100 % ..5 ..4133015300 UI11.7 P4 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 73 RES CH 1/10W 10K J 0603 .2 ..0343103300 RA37 ERJ-3GEYJ 103 RES CH 1/10W 10K J 0603 .2 ..0343103300 RA42 ERJ-3GEYJ 103 RES CH 1/10W 10K J 0603 .2 ..0343103300 RA43 ERJ-3GEYJ 103 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 74 561 E-D-0403-2047 DIO SW 0.15A 75V MINIMELF RLS4148 TE-11 562 E-Q-0402-1087 TR 40V 0.2A SOT-23 100-300 MMBT3904LT1 563 E-Q-0402-1087 TR 40V 0.2A SOT-23 100-300 MMBT3904LT1 564 E-Q-0402-0407 TR 40V 1A SOT-23 75 MMBT2222A ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 75 RES CH 1/10W 100 J 0603 .2 ..0343101300 RM29 2322 702 60101 RES CH 1/10W 100 J 0603 .2 ..0343101300 RM9 2322 702 60101 RES CH 1/10W 1K J 0603 .2 ..0343102300 RM109 2322 702 60102 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 76 RES CH 1/10W 4.7K J 0603 .2 ..0343472300 RM98 2322 702 60472 RES CH 1/10W 4.7K J 0603 .2 ..0343472300 RM99 2322 702 60472 RES CH 1/10W 510 J 0603 .2 ..0343511300 RM20 2322 702 60511 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 77 756 E-C-0404-4869 CAP MC CP 50V .01U J X7R 0603 .2 ..1511454000 CM33 2238 586 15536 757 E-C-0404-4869 CAP MC CP 50V .01U J X7R 0603 .2 ..1511454000 CM34 2238 586 15536 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 78 832 E-C-0404-4497 CAP MC CP 50V .1U Z Y5V 0603 .2 ..1517658000 CM155 2238 586 19812 833 E-C-0404-4497 CAP MC CP 50V .1U Z Y5V 0603 .2 ..1517658000 CM158 2238 586 19812 ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 79 .2 ..15A7691200 CM185 C1206Y106Z010T 908 E-C-0404-4864 CAP MC CP 10V 10U Z Y5V 1206 .2 ..15A7691200 CM186 C1206Y106Z010T 909 E-C-0404-4864 CAP MC CP 10V 10U Z Y5V 1206 .2 ..15A7691200 CM187 C1206Y106Z010T ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 80 965 E-L-0407-1109 CHOKE SMT 10uH 4A .2 ..2816701000 LM5 SIQ125-100 CLIP C1020R-H DR10 T=0.3 ..3 ..3429010300 FRAME TINNED COPPER RH125 ...4 ..3940111300 CU DCU C1201R H W=22 T=0.3 ..5 ..4040410100 1.19 GRM ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 81 1014 E-L-0407-1547 .2 ..2921174612 LM22 0080P-N CORE BEAD 100MHZ 80 OHM 3A MLB-201209- 1015 E-L-0407-1547 .2 ..2921174612 LM23 0080P-N CORE BEAD 100MHZ 80 OHM 3A MLB-201209- 1016 E-L-0407-1547 .2 ..2921174612 LM25 0080P-N ViewSonic Corporation Confidential – Do Not Copy VG800b...
  • Page 82 DV11201-P8 1047 LABEL REISTRATION 40*16 .2 ..3202009100 1048 LABEL MCU 11*11 POLYESTER 50# .2 ..3202215900 BRACKET PHOSPHOR BRONZE 1049 FOR DC .2 ..3460104600 PCE JM1 1050 CONDUCTIVE FABRIC GASKET 9*6 .2 ..3472800600 ViewSonic Corporation Confidential – Do Not Copy VG800b...
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  • Page 94: Schematic Diagrams

    *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 VG800b t i n e l l...

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