Panasonic TC-P50ST50 - Troubleshooting 2 Blinks Failure (TC-P50 UT50)

Troubleshooting 2 Blinks Failure (TC-P50UT50)
Yes
Place the positive lead of a voltmeter at
pin 13 of connector P6 while the black lead
is connected to ground (Chassis ground).
Plug in the TV and turn it on
No
Does 15V appears
momentarily on
pin13 of CN P6?
Start Here
Replace the P
board
List of boards likely to cause this
symptom.
Blink
Code
No.1 No.2 No.3 No.4
2 Blinks P A Panel/C2
Slide 11
Unplug the TV. Check the resistance between TP201 (P3.3V)
on the C2 board and chassis ground.
Replace the A
board
Yes No
Is there a
short
circuit?
Defective
Panel and/or
C2 board
Find information for TC-
P50ST50 on the previous
slide)