Service manual

ViewSonic Corporation Confidential - Do Not Copy
39
Y measurement at
default setting
1. Set brightness to default value 100 and contrast to default value
70 at 6500K
2. At full white patter, Measure Y, which should be ≥ 250cd/m²
Chroma Signal
Generator and Color
Analyzer
Panel Flicker
check
1. Mode: 1280x1024@60Hz
2. Set Brightness& contrast to default value
3. Do “Auto Image Adjust”
4. Shut down PC to check whether there’s glitter on the center of the
picture.
Equipment::
Chroma Signal
Generator & PC
Power saving
1. Mode: 1440x900@60Hz
2. Pattern: full white
3. Brightness: Max.
4. Contrast: Default
5. Check power consumption at each modes
State Power Consumption LED color
Normal
≤ 42W
Blue
Stand By < 2W Orange
Power Key Off
＜1Ｗ
No
Chroma signal
generator and Power
meter
AC input: 230V/50Hz
VX1935wm-3