![background image](http://html1.mh-extra.com/html/viewsonic/vg700b-2/vg700b-2_service-manual_1021200022.webp)
6.2 Always show NO SIGNAL
6.3 Missing color
No signal
Check H,V
syncinput
circuit
Change NG component
Check CN7
Check VGA
Cable
Change U2
OK
OK
OK
NG
Change CN7
Change VGA Cabl e
NG
NG
Color abnomal
Check RGB
input circuit
Check LVDS
out put
circuit
Check CN5
Change NG component
Change NG component
Change CN5
Check CN7
Check Panel
Check VGA
Cable
Check LCD
Cable
Change Panel
Change LCD Cable
Change U2
OK
NG
OK
OK
OK
OK
OK
OK
NG
NG
NG NG
Change CN7
Change VGA Cable
NG
NG
ViewSonic Corporation
18
Confidential
– Do Not Copy
VG700b-2