Troubleshooting Solid Red Led Failure (Locked Mode) - Panasonic TC-PXXGT30 Technical Manual

Troubleshooting Solid Red LED Failure (Locked Mode)

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To confirm that the TV is on Locked Mode, 1
the TV off. If the LED stays on, the TV is on Locked Mode but if the LED goes off, then the symptom is different (Like no video or black screen).
Blink
Code
Main Suspect
Solid Red A
Check connections between connector P6 on the P board and A6 on the A board. If the problem persists, unplug the TV and disconnect SC20, SS33,
and C10/C20. Reconnect the TV and turn the power on. Then, after the power LED turns on, press the power switch again to turn the TV off.
Unplug the TV and reconnect it.
Turn the power on and measure the
voltage on pin 10 of connector P6.
No
Is there 15V
present?
Replace the P
board
st
, press the power switch to turn on the TV, then when the LED turns on, press the power switch to turn
List of boards likely to cause this symptom.
nd rd
2 3
P SC - SS
No
Power LED stays on
Note
connector P35 from
the P board before
reconnecting C10/C20.
Then reinstall P35
after C10/C20 is
Yes
reconnected.
Replace the A
board.
th
4
Start Here
Yes
Did the
TV turn
off?
Unplug the TV and reconnect
SC20 and C10/C20 only
Note1 before reconnecting
1: Remove
C10/C20).
Then, after the power LED turns
on, press the power switch again
No
Replace the SC
board
th th
5 6
(See
Turn the power on.
to turn the TV off.
Yes
Did the TV
turn off?
Replace the SS
th
7
board
Slide 39