Daewoo L520B Service Manual page 27

4. One color is missing
One color is missing
(every eight bits) correct
Trouble in the soldering
Yes
Is the OSD color
normal?
Yes
Is the input
signal normal?
Yes
Are the
R,G,B Digital values
on ADC output
stage?
Yes
of R,G,B data lines
from output of ADC
to Scaler(U9).
No
Check the output
signal of Scaler.
Check the video signal
No
cable or R,G,B
con-ass'y.
No
Check the ambient
circuit of ADC.
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