Panasonic TC-P50ST50 - Troubleshooting 3 Fast Blinks Failure At Power-On (TC-P50 UT50) - Part 2

Shorted
Vda
Shorted
Vsus
Unplug connectors P2 and P11, on the P
board. Measure the resistance between pin
1 of connector P11 and ground (Chassis)
With P2 and P11 disconnected,
measure the resistance between
pin1 of connector SC2 on the SC
board and ground (Chassis).
No
Yes
Is there a
short
circuit?
Replace the P
board
Yes
No
Is there a
short
circuit?
With P2 and P11 disconnected,
measure the resistance between
pin1 of connector SS11 on the
SS board and ground (Chassis).
Yes
No
Is there a
short
circuit?
Replace the
SC board
Replace the
SS and the
SC boards
Replace the
SS
Slide 15
From previous
slide (A)
From previous
slide (B)
( 2 of 2)
Yes
No
Replace the P
board
Is there a
short
circuit ?
Unplug the TV and remove
connector P35. Check the
resistance between pin 1 of
connector P35 on the P
board and ground (Chassis).
Replace the Panel (Check
the C boards first for
shorted Vda).