ViewSonic VG700b Service Manual page 25

1
Is screen scrolling ?
No
Is screen flickering ?
No
Is LCD line defective?
No
Bad Uniformity ?
No
Have line bar or noise?
No
Ghost image ?
No
End
ViewSonic Corporation
Change
Yes
VGA Cable
Yes
Yes
Change
Main Board
Yes
Change
Yes
LCD Panel
Yes
Change
Yes
Inverter Board
Yes
Adjust “H.size”
Yes
“Fine tune” or
“Auto Image Adjust”
Yes
Connect VGA
Yes
cable to the PC
directly
Yes
Change
No
Main Board
Yes
Change
No
LCD Panel
Yes
Adjust “H.size”
“Fine tune” or
“Auto Image
Adjust”
Yes
Change
Yes
LCD Panel
Yes
Change
No
Main Board
Yes
Check the
No
Compatibility on
the computer
Yes
Feedback info.
to
View Sonic
Confidential – Do Not Copy
Change
No
Main Board
Yes
No
5-3
VG700b