Shutdown Problems; Led Flashes Three Times - Panasonic TC-26LX20 Technical Manual

If a problem occurs in either the unit or power supply a protection circuit is activated and
the unit shuts down. The Power indicator on the front of the unit will flash red severa
times indicating an error code. Error codes vary for different models and will be included
in t his document.
LE D Flashes Three Times
Yes
Is the Sub 9V
present on pins
9 &10 of
connector PAP5
of the AP
board?
Yes

Shutdown Problems

Is the Drive
+12Volts present
on pin 4 of
connector PAP7 of
the AP board?
No
Is the Drive 5
Volts present on
pin 8 of Q804 or
TP842 of the AP
board?
END
38
No
Check regulator
IC805 on
The AP Board.
Check regulator
IC 809 on the
AP Board.
No
Check pin 2 of
regulator IC808 or
pins 6 and 8 of
connector PAP2 of
the AP Board.
l