Power Led Error Code Definition (2 Of 2) - Panasonic TC-PXXGT30 Technical Manual

Power LED Error Code Definition (2 of 2)

POWER LED
ERROR CIRCUIT MONITORED
CODE
DCC Discharge Control
9 BLINKS
Circuit
SUB5V – SUB3.3 – F15V
10 BLINKS
Tuner Power Down
12 BLINKS AUDIO AMP
Communication error
between Stby section and
13 BLINKS
Main processor within the
Peaks SLD/LDA IC
This code is triggered if there
are abnormalities during data
14 BLINKS
exchange with the standby
CPU ROM.
CONDITIONS TRIGGERING
THE SHUTDOWN
Failure of PD4 IC9300 (Discharge control)
Abnormalities of the F+15V and derivate Sub-voltages.
• Reasons:
•
The P board is not generating the F+15V
•
SUB Voltages are affected by the K board or by
metal object present in the SD card slot..
Wrong diagnostic by the A board.
Abnormalities of the Audio AMP
Pinched speaker wire.
Wrong diagnostic by the A board.
Abnormal operation of the Peaks SLD/LDA IC
Wrong diagnostic by the A board.
No F15V connected to the A board at plug-in (Open
connection of both pins 10 & 11 between P6 and A6)
Shorted F15V developed after the TV is up and
running.
Holding the power switch for over 5 seconds after the
unit has gone into shut down and it's in lock mode with
the power LED solid red (Note: the LED stays on if the
power button is momentarily pressed).
LIST OF BOARDS POSSIBLY CASUSING THE FAILURE
MOST
2 OCASSIONALLY
ND
COMMON
A
P A
¤ ¤
A
A
A- P
RAREALLY
¤
Slide 33