1. Manuals
  2. Brands
  3. ViewSonic Manuals
  4. Monitor
  5. VA712b-2
  6. Service manual

ViewSonic VA712b-2 Service Manual

17” color tft lcd display
Hide thumbs Also See for VA712b-2:
Table of Contents

Advertisement

Quick Links

Service Manual

ViewSonic VA712b-2
Model No VS10901
17" Color TFT LCD Display
Manufacture Date: Mar-30-06
- 1 –
ViewSonic Corporation

Advertisement

Table of Contents
loading

Related Manuals for ViewSonic VA712b-2

Summary of Contents for ViewSonic VA712b-2

  • Page 1: Service Manual

    Service Manual ViewSonic VA712b-2 Model No VS10901 17” Color TFT LCD Display Manufacture Date: Mar-30-06 - 1 – ViewSonic Corporation...

  • 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. Troubleshooting Flow Chart 7. Recommended Spare Parts List 8. Exploded Diagram And Spare Parts List 9. Disassemble Process 10. Block Diagram 11. Schematic Diagram 12. PCB Layout Diagram - 3 – ViewSonic Corporation...

  • 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. - 4 – ViewSonic Corporation...
  • 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.” - 5 – ViewSonic Corporation...
  • 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.” - 6 – ViewSonic Corporation...

  • Page 7: Specification

    Operating: 0°C to +40°C Temperature Storage: -20°C to +60°C Analog / Digital Input Signal Energy Star compliant VESA DPMS compatible Power Management ≦1 W Input Voltage : 90V~264ACV，50~60Hz(auto switch) Power Consumption: 39 Watts(Max.) 36 Watts(Typ.) - 7 – ViewSonic Corporation...
  • Page 8 1024 x 768 @ 85Hz, 68.67kHz 1152 x 870 @ 75Hz, 68.6kHz 1280 x 1024 @ 60Hz, 63.4kHz 1280 x 1024 @ 75Hz, 79.97kHz 1280 x 720 @ 60Hz, 45kHz Primary Preset:：VESA : 1280 x1024@60Hz - 8 – ViewSonic Corporation...
  • Page 9 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) SIGNAL LEVEL - 9 – ViewSonic Corporation...
  • Page 10 RX0+ 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 - 10 – ViewSonic Corporation...

  • Page 11: Front Panel Control And Indicators

    Front Panel Function Controls And Indicators - 11 – ViewSonic Corporation...
  • Page 12 • 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.) - 12 – ViewSonic Corporation...
  • Page 13 1. To select color (R, G or B) press button [2]. 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. - 13 – ViewSonic Corporation...
  • Page 14 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 15 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. - 15 – ViewSonic Corporation...
  • Page 16 [1] + [▲] display for 5 seconds. • OSD Unlock: Press and hold “[1], & ▲” again for 10 seconds. Volume mute on/off Remark : All the short cuts function are only available while OSD off - 16 – ViewSonic Corporation...

  • Page 17: Circuit Description

    Monitor Block Diagram Flat Panel and CCFL Drive. CCFL backlight RS232 Connector Power Board Main Board For white balance (Include: adapter, inverter) adjustment in factory mode Video signal, DDC Key Board AC-IN HOST Computer 100V-240V - 17 – ViewSonic Corporation...
  • Page 18 4.2 POWER BLOCK FUNCTION DESCRIPTION Inverter Block Function - 18 – ViewSonic Corporation...
  • Page 19 Power Block Function - 19 – ViewSonic Corporation...
  • Page 20 AVSO ADC vertical sync input 5V tolerance Power from PIN 13 AHSO ADC horizontal sync input Adjustable Schmidt trigger 5V tolerance Power from PIN 13 AIC1084-33PM (U701): DC power convert, used to 5v convert 3.3v. - 20 – ViewSonic Corporation...
  • Page 21 It includes an 8051 CPU core, 768-byte SRAM, 4 channels of 6-bit ADC, 3 external counters/timers, 6 channels of PWM DAC, VESA DDC interface, and a 64K-byte internal program Flash-ROM memory. Circuit Diagram - 21 – ViewSonic Corporation...
  • Page 22 General purpose I/O/Slave llC1 SCL2（open drain） P5.7/HSDA2 General purpose Output/Slave llC1 SCL2（open drain） High Active RESET HSCL1/P3.0/RXD Slave IIC clock/General purpose I/O/Rxd (open drain) HSDA1/P3.1/RXD Slave IIC clock/General purpose I/O/Txd (open drain) P3.2/INT0 General purpose I/O/External interrupt 0(Standard 8051) - 22 – ViewSonic Corporation...
  • Page 23 TDA7496L (U201): The UTC TDA7496L is a stereo 2W+2W class AB power amplifier, specially designed for high quality sound, TV and Monitor applications. Features of the UTC TDA7496L include linear volume control, Stand-by and mute functions. Pin Function - 23 – ViewSonic Corporation...
  • Page 24 Supply voltage pin This pin is to program the switching frequency. By connecting a resistor to ground to set the switching frequency. Unconnected pin Supply voltage pin Gate drive output to drive the external MOSFET - 24 – ViewSonic Corporation...
  • Page 25 Feedback Input Dimming Voltage Input COMP Error Amplifier Output Vref Reference Voltage Soft Start Dimming Mode Selection Main Ct Burst Dimming Frequency Supply Voltage Open Lamp Protection Vcc1 Output Drive Source Voltage Shutdown Protection Output Drive - 25 – ViewSonic Corporation...
  • Page 26 - 26 – ViewSonic Corporation...

  • Page 27: Adjusting Procedure

    D、MEM.CHANNEL 12 ( 5000 color): 5000 color temp. parameter is Wx = 0.346±0.02;Wy = 0.359 ±0.02; Y > 210 cd/m E、MEM.CHANNEL13 ( SRGB color): SRGB color temp. parameter is Wx = 0.313±0.02;Wy = 0.329 ±0.02; Y > 220 cd/m - 27 – ViewSonic Corporation...
  • Page 28 3.)Into factory mode of VA712b-2 A、First Power off, then press Switch 2 button along with press Power button will activate the factory mode, then MCU will do AUTO LEVEL automatically. Meanwhile press MENU the OSD screen will located at LEFT TOP OF PANEL.
  • Page 29 (5)、Adjust the GREEN of color3 on factory window until Chroma 7120 indicator reached the value G=100 (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 - 29 – ViewSonic Corporation...
  • Page 30 30 minutes with the following conditions: (a)In room temperature, (b) With full-white screen, RGB, and Black (c) With cycled display modes, 640*480 (H=43.27kHz, V=85Hz) 800*600 (H=53.7kHz, V=85Hz) 1024*768 (H=68.67kHz, V=85Hz) 1280*1024 (H=79.97kHz, V=75Hz) - 30 – ViewSonic Corporation...
  • Page 31 White Screen & Dark pixels should Figure 7,8 Pixel/Line Screen compliant with the spec. The screen must have White Balance White & Black Pattern the pure white and black Figure 9 pattern, no other color. - 31 – ViewSonic Corporation...
  • Page 32 Fine Line Morie Pattern (Figure1) Gray Scale Pattern (Figure2) Horizontal & Vertical Thickness Pattern R. Color Pattern (Figure 4) (Figure 3) G. Color Pattern (Figure 5) B. Color Pattern (Figure 6) - 32 – ViewSonic Corporation...
  • Page 33 ASIC. For optimum screen quality, the user has to adjust each function manually. Firmware Test Pattern: Burn In Mode (Refer to Chapter III-3. Hot Keys for Function Controls) Make sure the F/W is the latest version. Test Pattern: EDID program - 33 – ViewSonic Corporation...
  • Page 34 - Check if the Mura can pass 10% ND Filter. Audio Test Signal: Voice signal (optional, depend on model) Test Pattern: liberty - Make sure there is audio output. - Make sure that audio function (volume 80%) is working without noise and - 34 – ViewSonic Corporation...
  • Page 35 After final QC step, we have to erase all saved changes again and restore the factory defaults. You should do “All Mode Reset” again. Power Off Monitor Turn off the monitor by pressing “Power” button. - 35 – ViewSonic Corporation...
  • Page 36 2 Setup Procedure 2.1 Connect P1 of Fixture with printer port of PC by LPT Cable. 2.2 Connect P2 of Fixture with VA712-2/VA712b-2 Monitor by VGA Cable. 2.3 Connect Power Cord to VA712-2/VA712b-2 Monitor. 2.4 Connect P3 to the Signal Generator (eg.Chroma2326) for verifying it after the operation being completed.
  • Page 37 3 Firmware Upgrade Procedure Step 1. Let VA712-2/VA712b-2 set to be connected with AC cable and VGA cable. Step 2.Execute the MSstar ISP tool. - 37 – ViewSonic Corporation...
  • Page 38 Step 3. Click “Create Security File” button. Open a new window to key in security code. Step 4.Set “Command NO” to 4,and key in security code :“94,94,ac,ca,53” to shown as following, then press “OK” button to close window. - 38 – ViewSonic Corporation...
  • Page 39 Step 5. Click dropdown listbox for MTV type, select the “MTV512M64” viewed on your set. Step 6. Click “Load MCU File” button. Select the object bincode on your corresponding directory. Step 7. Click “确定” button to finish the selection of bincode. - 39 – ViewSonic Corporation...
  • Page 40 Step 8. Select “Auto” optionbutton, then execute the flashing action by clicking the “RUN” button. Step 9. If the flashing F/W has been completed, the message of “Check MCU CRC OK” on the right TextBox means the Host verify ok for the progress of program. - 40 – ViewSonic Corporation...
  • Page 41 Step 10. Unplug and replug power cord of VA712-2/VA712b-2 set and then check the OSD operation and image on srceen. Step 11. At last, do “Memory Recall.” 3.2 Setup Procedure 3.2.1 Connect P2 and monitor of Fixture with VGA ports of VA712-2/VA712b-2 by VGA Cable.
  • Page 42 3.3 DDC Key In Procedure Sep1.Select and execute DDC Key In program - 42 – ViewSonic Corporation...
  • Page 43 Sep2:Inpute the S/N and execute “Enter” - 43 – ViewSonic Corporation...
  • Page 44 - 44 – ViewSonic Corporation...
  • Page 45 Sep3:Key the “Enter” and write the data - 45 – ViewSonic Corporation...
  • Page 46 Sep4:If ddc program OK and show “data compare ok” - 46 – ViewSonic Corporation...

  • Page 47: Troubleshooting Flow Chart

    6. Trouble Shooting Flow Chart - 47 – ViewSonic Corporation...

  • Page 48: Recommended Spare Parts List

    Recommended Spare Part List VA712b-2 BOM list（T780KCWHKDV3ABP） ViewSonic Universal Item Ref. P/N Description Location Q'ty number# AUPC780B3P AUDIO BOARD CBPC780KCWV3P CONVERSION BOARD KEPC780KE1P KEY BOARD PWPC1742CPV2P POWER BOARD 1 S 29 WOODEN PALLET 0.018 11G6054 1 PIN CONNECTOR 12G 436 1...
  • Page 49 89G 728GAA902 SIGNAL CABLE 89G 728HAA902 SIGNAL CABLE 89G1748GAADVI SIGNAL CABLE 89G1748HAADVI SIGNAL CABLE 89G1748LAADVI SIGNAL CABLE 89G402A18N IS POWER CABLE 89G402A18N LS POWER CORD 95G8014 14 34 HARNESS 14P-14P 50mm 95G8014 16926 WIRE HARNESS - 49 – ViewSonic Corporation...
  • Page 50 C208 67G215L681 4N 680UF 25V C201 67G215L681 4N 680UF 25V C202 88G 30214K PHONE JACK 5PIN CN201 90G6093 1 HEAT SINK AUPC780A7AIP AUDIO AI BOARD 95G 90 23 TINCOATEDCOPPER J201 95G 90 23 TINCOATEDCOPPER J202 - 50 – ViewSonic Corporation...
  • Page 51 LOW ESR EC 100UF 25V NCC C719 67G215L221 4N 220UF/25V C702 67G309V100 3 Electrolytic CAP C410 67G309V100 3 Electrolytic CAP C418 67G309V100 3 Electrolytic CAP C720 67G309V220 3 22UF +-20% 16V C406 88G 35315F H D-SUB 15PIN CN401 - 51 – ViewSonic Corporation...
  • Page 52 CHIPR 0OHM +-5% 1/10W R426 61L0603000 CHIPR 0OHM +-5% 1/10W R431 61L0603000 CHIPR 0OHM +-5% 1/10W R432 61L0603000 CHIPR 0OHM +-5% 1/10W R433 61L0603000 CHIPR 0OHM +-5% 1/10W R434 61L0603000 CHIPR 0OHM +-5% 1/10W R449 - 52 – ViewSonic Corporation...
  • Page 53 61L0603103 CHIPR 10KOHM+-5% 1/10W R4017 61L0603103 CHIPR 10KOHM+-5% 1/10W R467 61L0603103 CHIPR 10KOHM+-5% 1/10W R468 61L0603103 CHIPR 10KOHM+-5% 1/10W R469 61L0603103 CHIPR 10KOHM+-5% 1/10W R470 61L0603103 CHIPR 10KOHM+-5% 1/10W R471 61L0603103 CHIPR 10KOHM+-5% 1/10W R489 - 53 – ViewSonic Corporation...
  • Page 54 CHIP 4.7KOHM +-5% 1/10W R415 61L0603472 CHIP 4.7KOHM +-5% 1/10W R464 61L0603472 CHIP 4.7KOHM +-5% 1/10W R465 61L0603472 CHIP 4.7KOHM +-5% 1/10W R466 61L0603472 CHIP 4.7KOHM +-5% 1/10W R476 61L0603472 CHIP 4.7KOHM +-5% 1/10W R477 - 54 – ViewSonic Corporation...
  • Page 55 65G0603104 32 CHIP 0.1UF 50V X7R C403 65G0603104 32 CHIP 0.1UF 50V X7R C404 65G0603104 32 CHIP 0.1UF 50V X7R C405 65G0603104 32 CHIP 0.1UF 50V X7R C407 65G0603104 32 CHIP 0.1UF 50V X7R C408 - 55 – ViewSonic Corporation...
  • Page 56 65G0603473 32 CHIP 47NF 50V X7R C424 65G0603473 32 CHIP 47NF 50V X7R C425 65G0603473 32 CHIP 47NF 50V X7R C426 65G0603473 32 CHIP 47NF 50V X7R C428 65G0603473 32 CHIP 47NF 50V X7R C429 - 56 – ViewSonic Corporation...
  • Page 57 BAV99 SOT-23 D414 93G 39S 34 T ZENER DIODE UDZS5.6B D401 93G 39S 34 T ZENER DIODE UDZS5.6B D402 93G 39S 34 T ZENER DIODE UDZS5.6B D403 93G 39S 34 T ZENER DIODE UDZS5.6B D415 - 57 – ViewSonic Corporation...
  • Page 58 33G8021 2D U CON.2PR/A CN202 33G8021 2D U CON.2PR/A CN203 33G8021 2D U CON.2PR/A CN204 33G8021 2D AC WAFER CN201 33G8021 2D AC WAFER CN202 33G8021 2D AC WAFER CN203 33G8021 2D AC WAFER CN204 - 58 – ViewSonic Corporation...
  • Page 59 LOW ESR EC 470UF 25V C925 67G215H102 3N KY16VB1000M-1 10*20 C923 67G215L102 4N LOW ESR 1000UF 25V C922 67G215L102 4N LOW ESR 1000UF 25V C924 67G215L471 4N 470UF25V KY25VB470-M-L 1 C202 67G215L471 4N 470UF25V KY25VB470-M-L 1 C925 - 59 – ViewSonic Corporation...
  • Page 60 56G 660 1 FAN7547MX SOIC-14 IC201 57G 417 4 PMBS3904/PLILIPS Q204 57G 417 4 PMBS3904/PLILIPS Q208 57G 417 6 PMBS3906 PNP Q205 57G 417 12 T 2N3904S-RTK/PS SOT-23 Q204 57G 417 12 T 2N3904S-RTK/PS SOT-23 Q208 - 60 – ViewSonic Corporation...
  • Page 61 CHIPR 470 OHM +-5% 1/8W R210 61L0805473 CHIPR 47K OHM +-5% 1/8W R209 61L0805513 CHIP 51KOHM 1/8W R212 61L0805563 CHIP 56K OHM 5% 1/10W R219 61L0805683 CHIPR 68K OHM +-5% 1/8W R207 61L0805683 CHIPR 68K OHM +-5% 1/8W R218 - 61 – ViewSonic Corporation...
  • Page 62 65G0805222 32 2200PF/50V/0805/X7R C221 65G0805222 32 2200PF/50V/0805/X7R C222 65G0805222 32 2200PF/50V/0805/X7R C223 65G0805222 32 2200PF/50V/0805/X7R C224 65G0805223 22 C934 65G0805224 22 C207 65G0805224 22 C216 65G0805472 32 4700PF/50V C212 65G0805473 32 SMD 47NF +-10% 50V C219 - 62 – ViewSonic Corporation...
  • Page 63 DIODE LL4148 GS08 D217 93G 6432V DIODE LL4148 GS08 D922 93G 6432V DIODE LL4148 GS08 D923 93G 39S 25 T RLZ5.1B ROHM ZD922 93G 39S 38 T PTZ9.1B ROHM ZD920 93G 39S 40 T RLZ13B ROHM ZD921 - 63 – ViewSonic Corporation...
  • Page 64 95G 90 23 TINCOATEDCOPPER J209 95G 90 23 TINCOATEDCOPPER J210 95G 90 23 TINCOATEDCOPPER J211 95G 90 23 TINCOATEDCOPPER J212 95G 90 23 TINCOATEDCOPPER J213 95G 90 23 TINCOATEDCOPPER J214 95G 90 23 TINCOATEDCOPPER J215 - 64 – ViewSonic Corporation...
  • Page 65 90G6264 1 HEAT SINK M1G1730 8128 SCREW 705G 780 57V3P D920 组件 51G 200 1 散热油 90G6264 1 HEAT SINK 93G 60238 DIODE 10A 150V FCH10A15G D920 93G 60239 DIODE FME-210B TO-220 D920 M1G1730 8128 SCREW - 65 – ViewSonic Corporation...

  • Page 66: Exploded Diagram And Spare Parts List

    8. Exploded Diagram And Spare Parts List - 66 – ViewSonic Corporation...
  • Page 67 - 67 – ViewSonic Corporation...
  • Page 68 5.7 Packing For Shipping - 68 – ViewSonic Corporation...
  • Page 69 45G 88606 MONITOR T780KCWHKDV3ABP EPE COVER 45G 88609 B PE BAG 45G 88607 44G3783 1 44G3783 2 AUDIO CABLE 89G 173 56 31 POWER CORD 89G402A18N LS SIGNAL CABLE 89G 725HAA902 BASE 34G1754 4Z B - 69 – ViewSonic Corporation...

  • Page 70: Disassemble Process

    12、 Disassemble the 2 fixed screws of the panel, remove the main frame, as showed in the following the picture 18,19,20. Do not damage the cable of the panel. 13、 That’s all. The disassemble process of the unit is over. - 70 – ViewSonic Corporation...
  • Page 71 9.1.3 Show pictures ： （Picture 1） （Picture 2） （Picture 3） （Picture 4） （Picture 5） （Picture 6） - 71 – ViewSonic Corporation...
  • Page 72 （Picture 7） （Picture 8） （Picture 9） （Picture 10） （Picture 11） （Picture 12） - 72 – ViewSonic Corporation...
  • Page 73 （Picture 13） （Picture 14） （Picture 15） - 73 – ViewSonic Corporation...
  • Page 74 （Picture 16） （Picture 17） （Picture 18） （Picture 19） （Picture 20） - 74 – ViewSonic Corporation...

  • Page 75: Block Diagram

    Block Diagram - 75 – ViewSonic Corporation...

  • Page 76: Schematic Diagram

    U703 　 1/16W R721 　 1/16W AO3401L R722 4.7K 　 1/16W Q704 C717 PANEL_PW C720 R724 Title C718 PMBS3904 0.1uF 715G1675-B 10uF/16V 1/16W 　 0.1uF Size Document Number POWER Date: Thursday, July 28, 2005 Sheet - 76 – ViewSonic Corporation...
  • Page 77 0.1uF 　 1/16W EDID_WP EDID_WP R4027 1/16W R4028 1/16W 　 　 DDC_SCL DDC2_SCL R4029 　 1/16W DDC_SDA DDC2_SDA R4026 　 1/16W M24C02WMN6 M24C02WMN6 Title 715L1675-B Size Document Number Date: Thursday , July 28, 2005 Sheet - 77 – ViewSonic Corporation...
  • Page 78 R431 　 1/16W 3.3V_Vd Q401 R432 　 1/16W 1.8DVCC VOLUME PMBS3906 Q402 R433 　 1/16W BRIGHTNESS PMBS3906 Q403 R434 　 1/16W NC/2SB1188 Title 715G1675-B Size Document Number SCALER Date: Thursday , July 28, 2005 Sheet - 78 – ViewSonic Corporation...

  • Page 79: Viewsonic Corporation

    DDC_SDA DDC_SDA D414 BAV99 D419 UDZS5.6B D420 UDZS5.6B DGND DGND DDC2_SCL VGA_B C436 Title D421 UDZS5.6B D422 UDZS5.6B 715L1675-B DGND DGND DDC2_SDA Size Document Number INPUT ESD solution Date: Thursday , July 28, 2005 Sheet - 79 – ViewSonic Corporation...
  • Page 80 10KΩ 1/10W MLL4148 D217 MLL4148 Title 1.POWER OUTPUT 12V & 5 V is signal GND Size Document Number C221 C222 C223 C224 Custom PWPC1742CPV2P(715G1686 C) 0.0022uF/50V 0.0022uF/50V 0.0022uF/50V 0.0022uF/50V Date: Monday , August 29, 2005 Sheet - 80 – ViewSonic Corporation...
  • Page 81 C931 0.1uF/50V SW901 R929 2.4KΩ 1/10W 1% AOC (Top Victory) Electronics Co., Ltd. CN901 SOCKET Title 1.POWER OUTPUT 12V & 5 V Size Document Number PWPC1742CPV2P(715G1686 C)   Date: Monday , August 29, 2005 Sheet - 81 – ViewSonic Corporation...
  • Page 82 STBY VAROUT_R R207 R208 MUTE VAROUT_L R210 R211 C212 C211 C209 C210 C213 100pF 1.0uF 1.0uF 0.1uF C208 100pF 470uF/16V Title Audio Size Document Number <Doc> <Rev Code> Date: Saturday , October 11, 2003 Sheet - 82 – ViewSonic Corporation...
  • Page 83 SW004 SW005 SW006 SPKR_L+ CONN CN003 CONN CN002 CONN AOC (Top Victory) Electronics Co., Ltd. Title KEY PAD (For Viewsonic VA713) Size Document Number CONTROL KEY PAD (Switch) Date: Saturday , September 10, 2005 Sheet - 83 – ViewSonic Corporation...

  • Page 84: Pcb Layout Diagram

    12. PCB Layout Diagram 12.1 MAIN BOARD PCB TOP VIEW - 84 – ViewSonic Corporation...
  • Page 85 - 85 – ViewSonic Corporation...
  • Page 86 12.2 MAIN BOARD PCB BUTTON VIEW - 86 – ViewSonic Corporation...
  • Page 87 12..3 KEYBOARD TOP VIEW 12.4 KEYBOARD BUTTON VIEW - 87 – ViewSonic Corporation...
  • Page 88 POWER PCB TOP VIEW 12.5 - 88 – ViewSonic Corporation...
  • Page 89 12.6 POWER PCB BUTTON VIEW - 89 – ViewSonic Corporation...
  • Page 90 12.6 AUDIO PCB TOP VIEW & BUTTON VIEW - 90 – ViewSonic Corporation...
  • Page 91 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 suggestion to the Director, Quality System & Process (marc.maupin@viewsonic.com) - 91 – ViewSonic Corporation...

This manual is also suitable for:

Vs10901

Table of Contents