ViewSonic VA903b-3 VS11372 Manuals

ViewSonic VA903b-3 VS11372 Manuals

Manuals and User Guides for ViewSonic VA903b-3 VS11372. We have 1 ViewSonic VA903b-3 VS11372 manual available for free PDF download: Service Manual

ViewSonic VA903b-3 VS11372 Service Manual

ViewSonic VA903b-3 VS11372 Service Manual (85 pages)

19” Color TFT LCD Display

Brand: ViewSonic | Category: Monitor | Size: 7.4 MB

Table of Contents

Service Manual
1
Revision History
2
Table of Contents
3
Precautions and Safety Notices
4
Handing and Placing Methods
5
Specification
7
- Product Definition and Specification
  8
- Power Supply
  9
- Video Interface
  9
- GENERAL Specification
  9
- Horizontal / Vertical Frequency
  10
- Timing Table
  10
- Electrical Requirements
  10
- Primary Presets
  11
- User Presets
  11
- Changing Modes
  11
- Audio Interface (Speaker Specification)
  12
- Tft Lcd Panel
  12
- Luminance
  13
- Contrast Ratio
  13
- Display Size
  13
- Image Performance
  13
- Preset Color Temperatures
  14
- Video Cards Compatibility
  14
- Raster Artifacts
  14
- Dimension
  15
- Ergonomics
  15
- Front Panel Controls and Indicators
  16
- Short Cuts Function from the Button(S)
  16
- Front Panel Hardware Controls
  16
- Main Menu Controls
  16
- Memory Recall Actions
  17
- Function Descriptions
  17
- Power Lock Short Cuts Function for the Buttons
  17
- OSD Lock Short Cuts Function for the Buttons
  17
- Factory Defaults
  18
- Ac-DC Converter
  19
- Scaling Controller
  19
Circuit Description
19
- Control Interface: 7 Pins
  20
- Display & TCON/VIDEO-8 Port: 54 Pins
  20
- TMDS: 18 Pins
  22
- Power & Ground: 22 Pins
  23
- DDC Channel: 4 Pins
  23
- PWM Interface: 3-2=1 Pin
  23
- Inverter
  24
- Features
  24
- Adjusting Procedure
  26
- Function Test
  26
- Test Display & Pattern
  26
- Function Test Display Pattern
  27
- Firmware
  28
- DDC
  28
- Auto Image Adjust
  28
- All Modes Reset
  28
- Firmware Update Procedure
  29
- Setup Procedure
  30
- Soft Install
  32
- Choose the DCC Written Program
  36
- Creat Security File
  37
- Choose the Tab MTV TYPE
  38
- DCC WRITTEN Methods
  39
- Choose the DDC Written BIOS Document
  40
- Confirm the BIOS'S Check Sum
  41
- The Normal Program Is Writing
  42
- Unscrew the Back Cover’s Screw
  43
- Disassembly Procedure
  43
- Remove the Hinge Cover
  43
- Main Procedure
  50
Troubleshooting Flow Chart
50
- Performance Troubleshooting
  54
- Function Troubleshooting
  56
- Audio Troubleshooting
  57
Recommended Spare Parts List
58
Bom List
59
Exploded Diagram and Exploded Parts List
63
- Exploded Parts List
  64
- Packing for Shipping
  66
Block Diagram
69
Schematic Diagrams
70
PCB Layout Diagrams
76
- Drill Drawing
  78
- Mask - Top
  79
- Mask - Bottom
  80
- SMD - Top
  81
- Silkscreen - Bottom
  82
- Silkscreen - Top
  83
Front Panel Function Control Description
84

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