Led Blinks 5 Times (Th-58Px60U And Th 58Px600U) - Panasonic TH-37PX60U Technical Manual

LED blinks 5 times (TH-50PX60U and TH 50PX600U)
<Trouble Mode and Defective Board>
Trouble Mode
5V SOS
<How to find the defective boards>
Step 1
of previous page
No
Connect D32.
Disconnect CN D31, D33,
and D34. Is pin 7 of CN
P25 shorted
to GND?
Yes
Disconnect
No
CA8-CA11. Is pin 7 of
CN P25 shorted to
GND?
Yes
Panel
C3 Board

LED blinks 5 times (TH-58PX60U and TH 58PX600U)

<Trouble Mode and Defective Board>
Trouble Mode
5V SOS
<How to find the defective boards>
Disconnect CN P25.
Is pin 7 of the socket P25
shorted to GND?
Yes
P Board
Disconnect
CN D31, D32, D33, and D34.
Is pin 7 of CN P25 shorted
to GND?
Yes
D Board
Defective Board
D, P, C, SC, SS board or Panel (DDIC)*1
Connect D33.
No
Disconnect CN D31, D32,
and D34. Is pin 7 of CN
P25 shorted
to GND?
Yes
Disconnect
No
CB8-CB11. Is pin 7 of
CN P25 shorted to
GND?
Yes Panel
C4 Board
15
Defective Board
D, P, C, SC, SS board or Panel (DDIC)*1
No
CN P25. Disconnect CN
SC20 Turn on the unit. Does
it power up?
No
Connect D31. Disconnect
CN D32, D33, and D34. Is pin 7 of CN
P25 shorted to GND?
Disconnect CN C10
of the C1 board. Is pin 7 of CN P25 shorted
to GND?
Connect
CN C10. Disconnect CN CA5-CA8
and C23 of the C2 board. Is pin 7 of CN
P25 shorted to GND?
C2 Board
16
Warning: Disconnect AC Power prior to
making any disconnection or
Connect D34.
Disconnect CN D31, D32,
and D33. Is pin 7 of CN
P25 shorted
to GND?
Yes
Disconnect CN C60 of
the C6 board. Is pin 7 of CN
P25 shorted to GND?
Yes
Disconnect
CB4-CB7. Is pin 7 of CN P25
shorted to GND?
Yes
C5 Board
Warning: Disconnect AC Power prior to
making any disconnection or
Connect
No
CN SC20. Disconnect CN SS44
Yes
SC Board
No
Yes
No
board. Disconnect CA1-CA4.
Yes
No
Yes
Panel
connection.
Go back
No
to the start of
the flowchart.
Connect
CN C60 of the C6
No
board. Disconnect CB1-
CB3. Is pin 7 of CN P25
shorted
to GND?
Yes
No
C6 Board
Panel
connection.
Connect
No
Turn on the unit. Does it
power up?
Yes
SS Board
See step 1 of next
page.
Connect
No
CN C10 of the C1
Is pin 7 of CN P25 shorted
to GND?
Yes
Panel
C1 Board
No
Panel