Pioneer PDP-42A3HD Service Manual page 126

1
(8-3) Symptom: Failure in Writing
] Power off
A
Dark and rough picture
B
Many light spots on dark portion
C
D
Cause/Countermeasure: R43,R61 open
]
Exchange High Voltage Board.
E
F
126
1
2
(8-4) Symptom: White pattern even in no
Cause/Countermeasure:R150 open
]
ExchangeHigh Voltage Board.
Fuse Resistor (R43),(R61)
R43 OK: About 3.3 Ω(2W)
NG: Open
R61 OK: About 4.7 Ω(2W)
NG: Open
R150 OK: About 4.7 Ω(2W)
NG: Open
PDP-42A3HD
2
3
signal ] Power off
Fuse Resistor (R150)
3
4
4