Service manual

Yes
N0
Yes
N0
N0
Yes
R, G, B COLOR Does NOT DISPLAY CORRECT
Start
Input signal OK?
U1 input correct.
U1 output correct.
1. Check video cable
2. Check settings of host system
Check RI, GI, BI level.
1. Check resistor arrays of U1
outputs
2. Check power of voltage
3. Check U1 to P1 &P2
1. Is P1 & P2 connected well?
2. Is panel working well?
END
Check OSD color setting &
execute AUTO-CONTRAST
ViewSonic Corporation
30
Confidential --Do Not Copy VG150m/mb