Picture - Daewoo DDQ-20L6SCN Service Manual

TROUBLE SHOOTING GUIDE
(7) NO PICTURE
T402 Operating
CHECK
N
T402 Voltage
CHECK
Y
Q401 waveform
CHECK
Y
N
DY CONNECTION
CHECK
Y
Q402
CHECK/CHANGE
DY
CHECK/CHANGE
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Y
(7-1)
N
(1)
N I501 #27
waveform check
I501 #25 Voltage
CHECK
I502
Relation circuit CHECK
D890 relation circuit
CHECK
I501 #32 Voltage
CHECK
-38-
Y
H-DRV relation
circuit CHECK
N
Y
CHECK/CHANGE
N
P902 #1
N
Voltage check
N P902 #4
waveform check
SCT1,CRT
CHECK/CHANGE
I501
(7-1)
Y
Y