ViewSonic VA702b-3 Wartungshandbuch

ViewSonic VA702-3 VA702b-3 Model No. VLCDS27998-3W VLCDS27998-4W 17” Color TFT LCD Display (VA702-3_VA702b-3_SM Rev. 1a May 2006) Vi

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 7 3. Front Panel Function Control Description Main Menu With On View con

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 8 ViewSonic VE702/b -3Main Menu Controls Adjust the menu items shown below by usin

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 9 4. Circuit Description 1. Outline 1.1 POWER On/Off , LED, Button"2"

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 10 3. ELECTRICAL SPECIFICATIONS 3.1 Standard conditions Display Area 338 x 270 m

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 11 5. EDID data QDI QD17EL07 v11 VA702-3 Time: 15:03

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 12 (38-53) Standard Timing Identification: 1280 X 1024 @60Hz 12

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 13 VA702b-3 Time: 15:33:23 Da

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 14 1152 X 864 @75Hz 1024 X 768 @85Hz 800 X 600 @85Hz

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 15 14.318 MHz crystal is recommended. b) Analog to Digital Converter: The MST81

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 16 Oscillator with an active current sense circuit. Desired output voltage are d

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 i Copyright Copyright © 2006 by ViewSonic Corporation. All rights reserved. No par

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 17 5. Adjustment Procedure OSD Function Menu 1. Main Menu Press “1” Button (Men

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 18 Press Down Button to make current option low. (4) Information Page: Press “2”

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 19 Press Down Button to make current item low. (6) Setup Menu Page: Press “2” But

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 20 Press “1” Button to exit OSD Time Out item. Press Up Button to make OSD time ou

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 21 Function test (1) Test equipment Color video Signal & pattern generator (o

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 22 3. Test pattern Item Test condition Pattern Specification Remark 1 Freque

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 23 Pattern 5 Pattern6 Pattern 7 Pattern 8 Pattern 9

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 24 Firmware update procedure: When you received a received monitor , please check

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 25 Appendix A : How to install the software for ISP :

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 26 1. Install ISP 1.1 User could download ISP river and PORT95NT install f

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 ii TABLE OF CONTENTS 1. Precautions and Safety Notices 1 2. Specification 3

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 27 1.4 Keep default setting or press “ Change “ button for selecting the pat

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 28 1.6 The installer Information shows package warning , Press “ Ignore “ button

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 29 Appendix B : How to use software to upgrade the BIOS : 2.1 After installatio

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 30 2.3 The warning is used to remind user of that different CPU rate may cause I

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 31 2.7 Fig 2.7 shows the setting for security code of software ISP . it needs 2 co

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 32 3. Use ISP to program MCU 3.1 Select MTV type first , load the binary or int

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 33 4. Use ISP to read MCU content 4.1 Only software ISP could read the MCU con

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 34 5 Re-entry the ISP Mode When you couldn’t select or click “ Reset MCU “ b

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 35 Note : (1) Disable the “ Enter ISP Mode ” option to avoid the error message

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 36 Packing procedure 1.1 Paste protection film to protect the monitor (Figure.1)

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 1 1. Precautions and Safety Notices 1. Caution : No modification of any circuit s

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 37 Disassemble monitor 2.1 Take off the hinge caps (Figure 5) 2.2 Lay VA702/b-

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 38 2.7 Take off the screws on the B/B (Figure 11) 2.8 Remove the B/B from the fr

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 39 2.13 Put the PCB holder up-side-down & remove the screws on the power boar

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 40 6. Troubleshooting Flow Chart 1. No Power

2. No Characters , Missing Color 3 Always show NO SIGNEL ViewSonic Corporation Confidential - Do Not Copy VA

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 427. Recommended Spare Parts List Serial No. Prefix: Q5KRev: 1aItem ECR/ECN Vie

ViewSonic Model Number: VLCDS27998-3WRev: 1aSerial No. Prefix: Q5KItem ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty1 N/A 1L

ViewSonic Model Number: VLCDS27998-4WRev: 1aSerial No. Prefix: Q5LItem ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty1 N/A 1

ViewSonic Corporation Confidential - Do Not Copy 45ModelTitleDate Rev:ViewSonic CorporationExploded diagramVA702-3_VA702b-38. Exploded Diagram an

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 46ViewSonic Model Number: VLCDS27998-3WRev: 1aSerial No. Prefix: Q5KItem ViewSonic

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 2 Handling & Placing method Correct methods : Incorrect Methods : Only touch

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 47ViewSonic Model Number: VLCDS27998-4WRev: 1aSerial No. Prefix: Q5LItem ViewSonic

ViewSonic Corporation Confidential - Do Not Copy 48VA702-3_VA702b-3ViewSonic Model Number: VLCDS27998-3W/4WRev: 1aItem ViewSonic P/N Ref. P/N Lo

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 499. Block Diagram MST8111ATriple ADCInterfaceClockGen.HostInterfacePanelInterfac

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 502. Power12VMC34063MC34063AIC173912V5V2.5V3.3V

ModelTitleDate Rev:ViewSonic CorporationBLOCK DIAGRAMAUDIO_MUTEPOWER INVERTER AND AUDIO BOARDAUDIO_VOLUMEPCVGAMICRO-CONTROLLERMTV312ANALOG RGBDDCEE

ViewSonic Corporation Confidential - Do Not Copy 52ModelTitleDate Rev:ViewSonic CorporationVGA AND TMDS INPUTVA702-3_VA702b-3132SOT23HSYNCRED+IN

ViewSonic Corporation Confidential - Do Not Copy 53ModelTitleDate Rev:ViewSonic CorporationSCALAR VA702-3_VA702b-3Dual InputOSPPA11GPO4PB23PA2PB

ViewSonic Corporation Confidential - Do Not Copy 54ModelTitleDate Rev:ViewSonic CorporationMCU / BOTTON CONTROLVA702-3_VA702b-3TO BUTTON BOARDDE

ViewSonic Corporation Confidential - Do Not Copy 55ModelTitleDate Rev:ViewSonic CorporationPanel interfaceVA702-3_VA702b-31DE21S1323BGCCE2B2G33D

ViewSonic Corporation Confidential - Do Not Copy 56ModelTitleDate Rev:ViewSonic CorporationBUTTON-BOARDVA702-3_VA702b-3greenorangeLED1SW1SW2SW3S

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 3 2. Specification GENERAL REQUIREMENTS General Specifications Test Resolution &a

11. PCB Layout Diagrams BUTTON 0BUTTON 1L 0L 1L 2ViewSonic Corporation Confidential - Do Not Copy 57VA702-3_VA702b-3

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 58* Reader’s Response* Dear Readers: Thank you in advance for your feedback on ou

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 4 ELECTRICAL REQUIREMENTS Horizontal / Vertical Frequency Horizontal Frequency 30

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 5 LCD Panel 1st Source Panel QD17EL0711Type NORMALLY WHITE, TN, OPTICAL COMPENSATI

ViewSonic Corporation Confidential - Do Not Copy VA702-3_VA702b-3 6 ENVIRONMENTAL Environmental Conditions Operating Temperature 0°C to +40°C St