Haier HLE20BB Service Manual page 34

4.2 PC
Picture not in center
Check U5 RGB input
Y
Reset
Auto adjust
All manuals and user guides at all-guides.com
PC
Missing color
N
Check R,G,B
circuit
Picture dithering
Check VS,HS signal
Y N
Check
Check OSD setting
VS.HS
Reset
i i
No signal
Check
VS.HS