ViewSonic VG920-1 Service Manual
  1. Manuals
  2. Brands
  3. ViewSonic Manuals
  4. Monitor
  5. VG920-1
  6. Service manual
ViewSonic VG920-1 Service Manual

ViewSonic VG920-1 Service Manual

19” color tft lcd display
Hide thumbs
Table of Contents

Advertisement

Quick Links

Service Manual

ViewSonic VG920-1
Model No. VS10790
19" Color TFT LCD Display
(VG920-1_SM Rev. 1b Aug. 2006)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the VG920-1 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for ViewSonic VG920-1

Summary of Contents for ViewSonic VG920-1

  • Page 1: Service Manual

    Service Manual ViewSonic VG920-1 Model No. VS10790 19” Color TFT LCD Display (VG920-1_SM Rev. 1b Aug. 2006) 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

    4. Circuit Description 5. Adjusting Procedure 6. Trouble Shooting Flow Chart 7. Recommended Spare Parts List 8. Exploded View And Exploded Parts List 9. Block Diagram 10. Schematic Diagrams 11. PCB Layout Diagrams Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 4: Precautions And Safety Notices

    3. Keep wires away from high voltage, high temperature components and sharp edges. 4. Keep wires in their original position so as to reduce interference. 5. Usage of this product please refer to also user’s manual. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 5 Do and that may cause “Mura.” not touch the surface of the polarizer. Taking out the monitor by grasping the LCD Take out the monitor with cushions panel. That may cause “Mura.” Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 6 “Mura.” Place the monitor on the lap, the panel The panel is placed facedown on the lap. That surface must be upwards. may cause “Mura.” Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 7: Specification

    Response Time 8 ms (Tr= xx ms, Tf = xx ms) (Typ) 10%-90% @ Ta=25°C 12 ms (Tr= xx ms, Tf = xx ms) (Max) Panel Defects Please see Panel Quality Specifications. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 8 Red video input Green video input Blue video input No Connection Ground Red video ground Green video ground Blue video ground H/V sync ground No connection (SDA) Horizontal sync (Composite sync) Vertical sync (SCL) Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 9 TMDS positive differential input, channel 0 Logic Ground Reserved 20 Reserved. No connection Reserved 21 Reserved. No connection Logic Ground RXC+ TMDS positive differential input, reference clock RXC- TMDS negative differential input, reference clock Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 10 Also a shortcut to toggle analog and digital connection. Power Standby Power On/Off Green – ON Power LED (Front Head) Orange – Active Off Dark = Soft Power Switch OFF Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 11 • If necessary, make small adjustments using H. POSITION and V. POSITION until the screen image is completely visible. (The black border around the edge of the screen should barely touch the illuminated “active area” of the LCD display.) Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 12 2. To adjust selected color, press ▼ ▲ Important: If you select RECALL from the Main Menu when the product is set to a Preset Timing Mode, colors return to the 6500K factory preset. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 13 Information displays the timing mode (video signal input) coming from the graphics card in the computer, the LCD model number, the serial number, and ® the ViewSonic website URL. See your graphics card’s user guide for instructions on changing the resolution and refresh rate (vertical frequency).
  • Page 14 OSD Background allows the user to turn the OSD background On or Off. Memory Recall returns the adjustments back to factory settings if the display is operating in a factory Preset Timing Mode listed in the Specifications of this manual. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 15 [1] + [▲] display for 5 seconds. • OSD Unlock: Press and hold “[1], & ▲” again for 10 seconds. Remark : All the short cuts function are only available while OSD off Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 16: Circuit Description

    4.2 MAIN BOARD BLOCK FUNCTION DESCRIPTION The main board contains panel control logic, brightness control logic, DDC and DC convert DC circuit and so on. PWPC board Backlight and Panel TSUM56AK Keyboard EPROM EPROM Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 17 EMI filter and Filter Start Circuit R903, R904,R905 CN902 Over Control IC Voltage Protect ON/OF OSC and MOSFET DC Convert Output Q203 Circuit Circuit Lamp Over ON/OFF Feedback Voltage Control Circuit Control IC Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 18 103 115 VDDC Digital Core Power 1.8V 13 38 41 47 96 116 AIC1084-33PM (U702): DC power convert, used to 5v convert 3.3v. LT1117-18(U701): DC power convert, used to 5v convert 3.3v. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 19 TPA3003D2 (U601): The TPA3003D2 is a audio amplifier IC,3-W efficient, driving speakers as low as 8 , range of gain from -40dB to 36 dB. The function of each pin and the inside circuit diagram are as follows: Circuit Diagram Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 20 DC voltage that sets the gain of the amplifier. VREF Analog reference for gain control section. 2.5-V Reference for analog cells, as well as reference for unused audio input when V2P5 using single-ended inputs. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 21 This unconnected pin ensures adequate creepage − distance. Ensure a clean and Connected to the high−voltage rail, this pin injects a lossless startup constant current into the VCC capacitor during the startup sequence sequence. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 22 Error amplifier 1 output 2IN+ Positive input for error amplifier Output 1 dead time/soft start 1DTC 2IN- Positive input for error amplifier setting 1OUT Output 1 Timing latch setting Ground Reference voltage output (2.5v) Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 23 4.5 POWER BLOCK FUNCTION DESCRIPTION Inverter Block Function Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 24 Power Block Function Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 25: Adjusting Procedure

    5400 color temp. parameter is Wx = 0.335 0.03;Wy = 0.350 0.03; Y = 250 20 cd/m D MEM.CHANNEL10 ( SRGB color): 6500 color temp. parameter is Wx = 0.313 0.03;Wy = 0.329 0.03; Y = 220 20 cd/m Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 26 (6) Adjust the BLUE of color3 on factory window until chroma 7120 indicator reached the value B=100 (7) Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the tolerance =100 5 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 27 2).Change to each mode in turn and wait for the monitor finish auto-alignment and save press before change to next mode. 3).Until all of modes are adjusted,exit OSD menu and press POWER OFF to exit factory mode. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 28 800 x 600 @ 72Hz, 48.1kHz 800 x 600 @ 72Hz, 48.1kHz 832 x 624 @ 75Hz, 49.7kHz 832 x 624 @ 75Hz, 49.7kHz 1024 x 768 @ 60Hz, 48.4kHz 1024 x 768 @ 60Hz, 48.4kHz Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 29 The screen must have White Balance White & Black Pattern the pure white and black Figure 9 pattern, no other color. Fine Line Morie Pattern (Figure1) Gray Scale Pattern (Figure2) Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 30 Horizontal & Vertical Thickness Pattern R. Color Pattern (Figure 4) (Figure 3) G. Color Pattern (Figure 5) B. Color Pattern (Figure 6) Full White Pattern (Figure 7) Dark Screen Pattern (Figure 8) Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 31 Test Pattern: Horizontal & Vertical Line Thickness Pattern Check and see if the image boundary is within the screen frame. If not, readjust by the following steps: (a)Select and enter “Manual Image Adjust” function on OSD Main Menu. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 32 But we still have to check with the general test pattern to make sure every secondary is compliant with the specification. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 33 - VGA Cable (P/N: 42.59901.003) *1(Pin 4, 11 should be connected to GND) - PC (Personal Computer) - LPT Cable (P/N: 42.59906.001) *1 - Firmware Upgrade Program - One additional monitor for checking the program execution Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 34 P3 to Signal Generator P2 to LPT Cable 3 Firmware Upgrade Procedure Step 1. Let VG720/VG920 set to be connected with AC cable and VGA cable. Step 2.Execute the MSstar ISP tool. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 35 Step 4. Click “Connect” button. (On this step, if the connection is successful, the “Entry ISP Mode” Dialog will be showed. If not, the error dialog will be done.) Step 5. Click “Device” button. Select the “PMC25LV010” or “SST25VF010” viewed on your set. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 36 Step 7. Click “Auto” button. Execute the flashing action by clicking the “Run” button. Step 8. If the flashing F/W has been completed, “Ok” message will be showed on the right TextBox. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 37 PC by LPT Cable. 3.2.4 Plug Power Adapter to Fixture. 3.2.5 Connect Power Cord to VG720/VG920 Monitor. 3.2.6 Connect PC to the additional monitor. Power Adapter P3 DVI-DVI Cable VGA Cable P1 to LTP Cable Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 38 3.3 DDC Key In Procedure Sep1.Select and execute DDc Key In program Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 39 Sep2:Inpute the S/N and execute “Enter” Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 40 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 41 Sep3:Key the “Enter” and write the data Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 42 Sep4:If ddc program OK and show “data compare ok” Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 43 5.7 Packing For Shipping Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 44 MONITOR T980KA6HKGVWABP EPE COVER 45G 88609800 PE BAG 45G 88626 1 44G3943 1 44G3943 2 AUDIO CABLE 89G 173 56507 POWER CORD 89G402A18N LS SIGNAL CABLE 89G 728GAA902 DVI CABLE 89G1748GAA 11 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 45 Disassemble the 4 fixed screws of the panel, remove the main frame, as showed in the following the picture 18,19. Do not damage the cable of the panel. That’s all. The disassemble process of the unit is over. Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 46 1.3 Show pictures Picture 1 Picture 2 Picture 3 Picture 4 Picture 5 Picture 6 Picture 7 Picture 8 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 47 Picture 9 Picture 10 Picture 11 Picture 12 Picture 13 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 48 Picture 14 Picture 15 Picture 16 Picture 17 Picture 18 Picture 19 Picture 20 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 49 Stand A’ssy Disassemble Process Picture 1 Picture 2 Picture 3 Picture 4 Picture 5 Picture 6 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 50 Picture 7 Picture 8 Picture 9 Picture 10 Picture 11 Pictures 12 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 51 Picture 13 Picture 14 Picture 15 Picture 16 Picture 17 Picture 18 Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 52: Trouble Shooting Flow Chart

    6. Trouble Shooting Flow Chart Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 53: Recommended Spare Parts List

    All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. This is to eliminate repeated cross checks of each item between this version and prior versions. Confidential - Do Not Copy...
  • Page 54 All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. This is to eliminate repeated cross checks of each item between this version and prior versions. ViewSonic Corporation...
  • Page 55 BOM LIST (VG920-1) ViewSonic Model Number: VS10790 Rev: 1a Serial No. Prefix: PT1 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty B-00003717 AUPC980A8P AUPC BOARD B-00003769 CBPC980KA6VWP CONVERSION BOARD B-00003719 KEPC980KB8SMTP KEY BOARD B-00003770 PWPC1942AUV1P POWER BOARD #N/A...
  • Page 56 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty CB-00003726 95G8014 16921 WIRE HARNESS CB-00003773 95G8018 30 26 WIRE HARNESS #N/A M1G 130 6120 SCREW #N/A M1G 130 6225 SCREW M3X6 #N/A M1G 140 8120 SCREW M4X8 HW-00003745 M1G 140 10120...
  • Page 57 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 65G0603221 32 220PF/50V X7R C622 #N/A 71G 56G301 EA CHIP BEAD FB602 #N/A 71G 56G301 EA CHIP BEAD FB604 #N/A 71G 56G301 EA CHIP BEAD FB610 #N/A 71G 56G301 EA...
  • Page 58 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty E-00003280 61L0603101 CHIPR 100OHM +-5% 1/10W R418 E-00003280 61L0603101 CHIPR 100OHM +-5% 1/10W R420 E-00003280 61L0603101 CHIPR 100OHM +-5% 1/10W R427 E-00003280 61L0603101 CHIPR 100OHM +-5% 1/10W R428 E-00003280 61L0603101...
  • Page 59 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 61L0603750 CHIPR 75OHM+-5%1/10W R440 #N/A 65G0603104 32 CHIP 0.1UF 50V X7R C401 #N/A 65G0603104 32 CHIP 0.1UF 50V X7R C404 #N/A 65G0603104 32 CHIP 0.1UF 50V X7R C405 #N/A 65G0603104 32 CHIP 0.1UF 50V X7R...
  • Page 60 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 93G 39149 ZENER MLL5232B BY FULL P D406 #N/A 93G 39149 ZENER MLL5232B BY FULL P D408 #N/A 93G 39149 ZENER MLL5232B BY FULL P D409 #N/A 93G 39149...
  • Page 61 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 65G306M1022BM GP Y1.CAP.001UF 250VAC MURA C935 #N/A 65G306M1022BP 1000PF 400VAC/250VAC Y1 C935 #N/A 65G306M2222BM GP 2200PF +-20% 250V AC C900 #N/A 65G306M2222BP 2200PF Y1 400 20% BY UK C900...
  • Page 62 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 57G 760 5 DTC144WKA Q201 #N/A 57G 760 4C RT1P44HC-T112-1 SC-59BYI Q202 #N/A 57G 760 5C RT1N44HC-T112-1 SC-59BYI Q201 #N/A 61L0805000 Chip Resistors 0OHM R208 #N/A 61L0805000 Chip Resistors 0OHM...
  • Page 63 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 93G3004 4 DIODE RB050L-40 D201 #N/A PW1942AUV1AIP MAIN BOARD FOR AI #N/A 6G 31502 1.5MM RIVET #N/A 56G 158 10 T IC AZ431AZ-AE1 TO-92 IC903 #N/A 56G 158 12...
  • Page 64 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty #N/A 95G8021 3 11 HARNESS 100M #N/A 96G 29 6 SHRINK TUBE UL/CSA #N/A 705G 780 5733P Q203 ASS'Y #N/A 15G6284 1 PLATE #N/A 51G 200 1 #N/A 57G 763 12...
  • Page 65 BOM LIST (VG920-1) ViewSonic Model Number: VS10790 Rev: 1b Serial No. Prefix: PT1 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty B-00003717 AUPC980A8P AUPC BOARD CBPC980KK6VWP CONVERSION BOARD(HYDIS PANEL) CBPC980KA6VWP CONVERSION BOARD(AU PANEL) CBPC980KH6VWP CONVERSION BOARD(HSD PANEL) B-00003719...
  • Page 66 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 85G 713 1 MAIN SHIELD CB-00003723 89G 173 56507 AUDIO CABLE CB-00006670 89G 728GAA902 SIGNAL CABLE CB-00006701 89G1748GAA 11 DVI CABLE 89G402A18N LS POWER CORD(AMERICA) 89G404A18N LS POWER CORD(EUROPE) 89G414A18N LS...
  • Page 67 8. Exploded Diagram and Exploded Parts List ViewSonic Corporation Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 68 EXPLODED PARTS LIST (VG920-1) ViewSonic Model Number: VS10790 Rev: 1a Serial No. Prefix: PT3 ITEM ViewSonic P/N DESCRIPTION Q'ty #N/A 34G1687-KR-B BEZEL #N/A 34G1688-KR-B REAR COVER #N/A 34G1689-AKD-B COSMETIC TOP #N/A 34G1690-KD-B COSMETIC BOTTOM #N/A 33G4915-KR-L FUNCTION BUTTON #N/A 33G4916-1...
  • Page 69 EXPLODED PARTS LIST (VG920-1 STAND-ASS'Y P/N LIST) ViewSonic P/N 34G1691-KR-B VESA COVER #N/A 34G1692-KR-B STAND FRONT #N/A 34G1693-KR-B STAND REAR #N/A 34G1694-KD-B BASE FRONT TOP #N/A 34G1695-KD-B BASE FRONT BOTTOM #N/A 34G1696-KR-B BASE #N/A 34G1697-KR-X SMIVEL COVER #N/A 33G4917-KR-X ROLLER...

  • Page 70: Block Diagram

    9. Block Diagram Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 71 R726 NC/4K7 C716 on_Panel 4.7K 1/16W C715 Q707 on_Panel_12V PMBS3904 0.1uF C718 0.1uF C717 R727 PMBS3904 C720 C719 R728 0.1uF 10uF/16V 1/16W NC/0.1uF NC/10uF/16V NC/4K7 ViewSonic Corporation POWER Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 72 LED_G LED_A Volume Q404 C431 OUT-L- OUT-R- KEY _AUTO KEY _MENU KEY _RIGHT KEY _LEFT PMBS3904 POWER KEY _C CONN OUT-L+ OUT-R+ OUT-L- OUT-R- CONN ViewSonic Corporation SCALER Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 73 BAV99 BAV99 BAV99 BAV99 BAV99 1/16W ESD_5V C447 C448 C449 C450 C451 C452 C453 C454 D425 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF RLZ36B ViewSonic Corporation INPUT Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 74 R208 0Ω 1/10W D209 1N4148 R209 0Ω 1/10W D207 1N4148 D206 R227 D208 R228 1N4148 1KΩ 1/4W 1N4148 1KΩ 1/4W is power GND is signal GND ViewSonic Corporation INVERTER Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 75 IC903 0.1uF FUSE 1/8W R932 Q903 KIA431A-AT/P 1/10W 2PC945P R913 C908 R919 1/10W 10uF 1/10W R933 C930 2.4K 1/10W C933 C935 CN901 0.001uF/250V CONN ViewSonic Corporation A-D POWER Model Title Date Rev: Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 76 C633 NC LOUT- C644 C645 LOUT+ FB610 FB612 CONN 600 OHM 600 OHM C638 C639 C640 C641 LOUT- LOUT+ C630 0.001uF C631 C632 0.001uF 0.001uF ViewSonic Corporation AUDIO Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 77 LCD ON/OFF KEY 2 KEY 1 KEY DOWN KEY UP VOLUME - VOLUME + SW001 MUTE SW002 SW003 SW004 SW005 SW006 SW007 SW008 CONN ViewSonic Corporation KEY PAD Model Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 78 11. PCB Layout Diagram 11.1 MAIN BOARD PCB TOP VIEW Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 79 11.2 MAIN BOARD PCB BUTTON VIEW Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 80 Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 81 11.5 POWER PCB TOP VIEW ViewSonic Corporation Confidential - Do Not Copy VG920-1...
  • Page 82 11.6 POWER PCB BUTTON VIEW Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 83 11.7 AUDIO PCB TOP VIEW Confidential - Do Not Copy ViewSonic Corporation VG920-1...
  • Page 84 11.8 AUDIO PCB BUTTON VIEW Confidential - Do Not Copy ViewSonic Corporation VG920-1...

  • Page 85: Schematic Diagrams

    Add: Tel: Fax: E-mail: After completing this form, please return it to ViewSonic Quality Assurance in the USA at facsimile 1-909-839-7943. You may also e-mail any suggestions to the Director, Quality Systems & Processes (marc.maupin@viewsonic.com) Confidential - Do Not Copy...

This manual is also suitable for:

Vs10790

Table of Contents