Panasonic OLED-201806 Technical Manual page 71

Troubleshooting for No Power On (Power LED is off = No blinking) -3
< 65FZ series >
Disconnect P6 connecter.
Power on check.
NG
Connect P6 connecter.
Disconnect A10 connecter.
Power on check few times.
(because we can't check
the power LED)
NG
Check if the output of
STB5V.
NG
Disconnect A02 connecter.
Short check of STB5V line
in A board.
Shorted
Replace A board
Both of STB5V and 16V are necessary before lighting power LED.
( refer to page 49 of "Simple Power On Sequence (FX/FS/FZ Series)" )
Replace PB board
Power LED lit
Wait enough time to discharge before connect P6
Replace K board
Power on
OK
Replace P board
No
Shorted
Check if the output 16V
(SRV-16V in A board)
NG
Disconnect A02 connecter.
Short check the SRV-16V
In A board.
No shorted
Replace P board
OK
Replace A board
Replace A board
Shorted
P2
P
STB5V
16V
400V
PB
No
Picture
LED off
A02
A
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