![background image](http://html1.mh-extra.com/html/viewsonic/va702b-17-lcd-monitor/va702b-17-lcd-monitor_service-manual_1020942026.webp)
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
250+/-10cd/m² (QDI 220+/- 10cd/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: 1280x1024@60Hz
2.
Pattern: full white
3.
Brightness: Max.
4.
Contrast: Default
5.
Check power consumption at each modes
State
Power
Consumption
LED color
Normal
<
38
W
Green
Stand By
<
1
W
Orange
Power Key Off
<
1
W
No
Chroma signal
generator and Power
meter
AC input:
230V/50Hz
23
D
o
Not
Copy
VA702/b
ViewSonic
Corporation
Co
nfidential
Summary of Contents for VA702B - 17" LCD Monitor
Page 51: ...9 PCB Layout Main board Top layout 48 Do Not Copy VA702 b ViewSonic Corporation Confidential ...
Page 52: ...Main board bottom Layout 49 Do Not Copy VA702 b ViewSonic Corporation Confidential ...
Page 53: ...POWER board 50 Do Not Copy VA702 b ViewSonic Corporation Confidential ...
Page 54: ...51 Do Not Copy VA702 b ViewSonic Corporation Confidential ...