Panasonic TC-P55VT60 Technical Troubleshooting Manual page 51

Unplug connector P6 on the P board. Measure the resistance between
pin 12 of connector P6 and ground (Chassis)
No
Reconnect P6 and disconnect A20 and A33 on the A board. Measure the
resistance between pin 12 of connector P6 and ground (Chassis).
No
Reconnect A20 on the A board and keep A33 disconnected. Measure the
resistance between pin 12 of connector P6 and ground (Chassis).
No
Replace the
SS board
( 2 of 3)
Shorted
P15
Is there Yes
a short
circuit?
Is there Yes
a short
circuit?
Is there
Yes
a short
circuit?
Unplug connector P35 on the P
Replace the
P board
Replace the
Check C1, C2,
A board
Replace the
SC board
From previous
slide (A)
From previous
slide (B)
Shorted
Vda
board and measure the
resistance between pin 1 of
P35 and ground (Chassis)
Is there
Yes
No
a short
circuit?
Replace the P
board
and C3
From previous
slide (C)
Shorted
Vsus
Continue on
next slide (C)
Slide 51 Slide 51