![background image](http://html1.mh-extra.com/html/viewsonic/va902b-19-lcd-monitor/va902b-19-lcd-monitor_service-manual_1020979033.webp)
7.
White Screen
White Screen
Workmanship
LVDS Cable Reinsert
Change LVDS Cable
Check VLCD is 5V
Check Panel-Enable of
U105(pin2) is low
LVDS Cable NG
Check the HWRESET of
U104 exists
Check RP101
Check the pins of
U105
END
OK
NG
OK
NG
OK
OK
NG
OK
NG
NG
Check LVDS signals
OK
Panel Fail
NG
Check
Q101,Q102,Q107,R103
30
ViewSonic Corporation
Co
nfidential
-
Do
Not
Copy
VA902/b
Summary of Contents for VA902B - 19" LCD Monitor
Page 32: ...6 Black Screen and backlight turn on 29 ViewSonic Corporation Confidential Do Not Copy VA902 b...
Page 49: ...46 ViewSonic Corporation Confidential Do Not Copy VA902 b 9 PCB Layout Main board Top layout...
Page 50: ...47 ViewSonic Corporation Confidential Do Not Copy VA902 b POWER board...