Panasonic Viera TC-P42X1, Revised Troubleshooting Handbook

Page: 40 / 71

Slide #40
5 Blinks Error Code Continue
Continue from the
previous slide (A)
Reconnect SS23/SS33 and disconnect A31, A32, and A20
for HD models/A33 on the A board. Measure the resistance
between pin 5 of connector P25 on the P board and ground
(Chassis).
Yes No
Is there a
short to
ground?
Replace
the A board
Check the C boards (See Note: B)
If the C boards are ok, replace
the Panel
Note B: The C board can be checked individually.
Reconnect the ribbon cables from the A board (A31, A32,
and A20 for HD models/A33). Disconnect the flex cables
between the panel and the C boards tested. Measure the
resistance between pin 5 of connector P25 on the P
board and ground (Chassis). If there is still a short circuit,
change the C board.
If the power LED continues to blink even after the TV is unplugged, press and hold the power
switch on the TV for a few seconds until the LED turns off.