Fig<10-4> Trouble Diagnosis Flow When Abnormal Discharge Occurs - Daewoo DP-42GM Service Manual

Replace X-SUS PCB
AC PWR "ON" =>
PWR "ON" with Remote Controller
Discharge still
abnormal?
Replace Y-SUS PCB
Discharge still
abnormal?
Replace SCANL/H PCB
SCANL/H PCB
is N.G.
AC PWR "OFF =>
BACK COVER OPEN
Y-SUS & SCAN PCB DIODE TEST
(refer to 9-4 and FIG<23>)
DIODE VOLTAGE
Normal?
X-SUS PCB
is N.G.
Y-SUS PCB
is N.G.
-83-
With SCANH/L PCB separated from
Y-SUS PCB, DIODE TEST for
SCANL/H PCB
(refer to 9-4, FIG<24> ~ <25>)
SCANL/H PCB
DIODE VOLTAGE
Normal?
Y-SUS PCB
is N.G.
SCAN PCB
is N.G.