Daewoo DPN-4274NHS Service Manual - page 53
Manual is about: 42" PDP
of
61
-52-
TROUBLE DIAGNOSIS
Fig. 7 Trouble Diagnosis Flow when HIGH VOLTAGE “SHUT DOWN” occurs
YES
YES
NO
NO
AC PWR "OFF"
AC PWR "ON" =>
PWR "ON" with Remote Controller
Replace Scan Relay Board
Replace failed PCB
"SHUT DOWN"
accur?
Diagnosis Complete
Replace High
Voltage Board
Do DIODE TEST
On High Voltage, Scan Relay Board
Tests Passed?