Osd - Daewoo DDQ-20L6SCN Service Manual

TROUBLE SHOOTING GUIDE
(5) NO OSD
I701 #22,23,
24 OUTPUT
CHECK
Y
I701 #25
OUTPUT
CHECK
Y
I501 #14,15,
16,17 INPUT
CHECK
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I701 #10,11
N
Oscilation
CHECK
#10,11 relation
Circuit
CHECK/CHANGE
OSD BL circuit
N
CHECK
OSD Gain
N
CHECK
-36-
Y
Service DATA
CHECK/CHANGE
N