![background image](http://html1.mh-extra.com/html/viewsonic/vx922-1/vx922-1_service-manual_1020055039.webp)
Pattern 1 Pattern 2
Pattern 3 Pattern 4
3.
Test pattern
Item
Test condition
Pattern
Specification
Remark
1 Frequency & performance Cross-hatch pattern
No noise is allowed, all colors must be clear
Pattern 1
2 Monitor saturation 16-gray scale pattern
3 to 4 levels must be saturated when brightness
and contrast are set to 100%
Pattern 2
3
RGB color performance
RGB color
Check the color temperature of
RGB signal color
Pattern 3,
4, 5
4 Sub-pixel defect RGB color Check for sub-pixel defects Pattern 3,
4 , 5
5 Full white Full white
Check the brightness and contrast ratio,
and check for bright pixel defects
Pattern 6
6
Full black
Full black
Pattern 7
7.
5-cycle pattern
5-cycle pattern
Check the BU
Pattern 8
8.
1-dot pattern
1-dot pattern
Check the flicker
Pattern 9
36
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VX922-1
Содержание VX922-1
Страница 40: ...Pattern 5 Pattern6 Pattern 7 Pattern 8 Pattern 9 37 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 57: ...Step 2 Press Write to IC icon 54 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 61: ...Please press 58 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 64: ...Write DDC to IC Step 1 Select 24C02 61 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 66: ...Step 2 Press Write to IC icon 63 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 81: ...1 Display color abnormal 6 Troubleshooting Flow Chart 78 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 83: ...3 Monitor white screen 80 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 84: ...4 Monitor black screen 81 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 85: ...5 Analog input always shows NO SIGNAL 82 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 86: ...6 Digital input always shows NO SIGNAL 83 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 89: ...86 ViewSonic Corporation Confidential Do Not Copy 8 Exploded Diagram and Spare Parts List VX922 1...
Страница 92: ...9 Block Diagram 89 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 93: ...90 ViewSonic Corporation Confidential Do Not Copy VX922 1...
Страница 103: ...Main Board Control Board 100 ViewSonic Corporation Confidential Do Not Copy 11 PCB Layout Diagrams VX922 1...