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VX2235wm-3
ViewSonic VX2235wm-3 User Manual
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2.
Disassembly of Rear Cover.
2.1
Unscrew 8 screws to remove Rear Cover.
3.
Disassembly of Main Board,Power Board,IR Board,Speaker,Front Cover
and Panel Unit.
3.1
Unscrew 7 screws to remove Shield Plate.
Shield Plate
Rear Cover
V
iewSonic Corporation
Confidential - Do Not Copy
VX2235wm-3
30
32
34
Table of Contents
Service Manual
1
Revision History
2
Table of Contents
3
Precautions and Safety Notices
4
Appropriate Operation
4
LCD Module Handling Precautions
4
Handling and Placing Methods
5
Viewsonic Corporation
5
Specification
6
Front Panel Function Control Description
11
To Adjust the Display Setting
12
To Optimize Your Display
12
Main Menu Controls
13
Audio Adjust
13
Color Adjust
13
Information
14
Manual Image Adjust
14
Opticolor Mode
15
H./V. Position (Horizontal/Vertical Position)
15
Setup Menu
16
Resolution Notice
16
LCD Monitor/Mfm Controller
17
Analog RGB Input Interface
17
Output Interface
17
Circuit Description
17
Embedded OSD
18
Analog Input
18
Display Output Timing
18
Color Processing
18
Auto-Position
19
Auto-Tracking
19
Host Interface
19
Reset Output
19
Audio Power Amplifier Description
20
Crystal Frequency Output
20
Embedded Micro-Controller for Monitor
20
Adjustment Procedure
21
Test Display Modes & Pattern
21
Function Test Display Pattern
22
Adjusting Procedure
23
Function Test and Alignment Procedure
24
Auto Image Adjust
24
Fine Tune and Sharpness
24
Boundary
24
White Balance
25
R, G, B, Colors Contrast
25
Screen Uniformity and Flicker
25
Dead Pixel and Line
25
Firmware Upgrade Procedure
26
ISP Download Program Procedure
26
DDC Key in Procedure
28
Packing for Shipping
31
Packing Procedure
31
Disassembly Procedure
32
Troubleshooting Flow Chart
37
No Power
38
MCU no Function
38
No Display
39
Block Diagram
40
Schematic Diagrams
41
PCB Layout Diagrams
50
Exploded Diagram and Exploded Parts List
55
Exploded Parts List
57
Packing Part List
58
Recommended Spare Parts List
59
Viewsonic Corporation Confidential - Do Not Copy Vx2235Wm-3
59
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ViewSonic VX2235wm-3 Specifications
General
Brand
ViewSonic
Model
VX2235wm-3
Category
Monitor
Language
English
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