![background image](http://html.mh-extra.com/html/viewsonic/vp2130b-1-vs10773/vp2130b-1-vs10773_service-manual_1021359040.webp)
blanking.
*3. The image quality of 85Hz mode might be worse than 75Hz.
Primary Presets
1600x1200 @ 60Hz
User Presets
Number of User Presets (recognized timings) Available: 10 presets total in FIFO configuration
Changing Modes
●
Maximum Mode Change Blank Time for image stability : 3 seconds (Max), excluding “Auto Adjust” time
●
Under DOS mode (640 x 350, 720 x 400 & 640 x 400), it should recall factory setting when execute
“Auto Adjust”
●
The monitor needs to do “Auto Adjust” the first time a new mode is detected
(see section “0-Touch™ Function Actions”)
●
While running Change Mode, Auto Adjust or Memory Recall, the image shall blank
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 the sub-pixel defect
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
Viewsonic Corporation
37
VP2130b-1
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