Pioneer PDP-505MX Service Manual page 90

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1
A
(5) Vertical Line
Note: Typical Symptom are only shown. Another Symptom might appear.
(5-1) Symptom: 1 vertical line (Open mode)
B
All Red Pattern ⇒ Black 1 Line
Cause/Countermeasure:
1 Open or contact failure of Data flexible cable ⇒ Clean, Reconnect or exchange connector.
2 Failure in Data IC ⇒ Exchange PDP.
3 Failure in panel ⇒ Exchange PDP.
C
(5-2) Symptom: 2 vertical lines (Short mode)
All Red Pattern ⇒ Blue 1 Line
D
Cause/Countermeasure:
1 Failure in Data IC ⇒ Exchange PDP.
2 Failure in panel ⇒ Exchange PDP.
(5-3) Symptom: Vertical Line Block
E
Cause/Countermeasure:
1 Open or contact failure of Data flexible cable ⇒ Clean,
Reconnect or exchange connector.
2 Failure in Data IC ⇒ Exchange PDP.
F
90
1
2
All Green Pattern ⇒ Red 1 Line
Red 1 Line Open Mode
All Green Pattern ⇒ Normal
Shortage between Red and Blue
PDP-505MX
2
3
All Blue Pattern ⇒ Red 1 Line
All Blue Pattern ⇒ Red 1 Line
Cause/Countermeasure:
1 Open or contact failure of connector between Data
Relay Board and Digital or High Voltage board
⇒ Clean, Reconnect or exchange connector.
2 Open or contact failure of multiple Data flexible cable
⇒ Clean, Reconnect or exchange connector.
3 Failure in Data Relay Board ⇒ Exchange Data Relay
Board.
4 Failure in multiple Data IC ⇒ Exchange PDP.
3
4
All Black Pattern ⇒ Normal
All Black Pattern ⇒ Normal
4

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