TH-42PD12E - Panasonic Plasma Service Manual (repair manual). Page 15

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TH-42PD12E

1. Self-check is used to automatically check the bus line

controlled circuit of the Plasma display.

2. To get into the Self-check mode, press the volume down

button on the customer controls at the bottom of the set,
at the same time pressing the OFF-TIMER button on the
remote control, and the screen will show.

If the IIC ports have been checked and found to be incorrect
Or not located then “ - - ” will appear in place of “ OK ”
“ 01 ” in the line of the “ PTCT ” means the number of blinks of
the Power LED is 1. (Reference to 7.1.2)
“ H09 ” in the line of the “ PTCT ” is the error code.

To exit the CAT mode switch off the main power.

The line of the “ PTCT ” displays when you get into the Self-
check mode for the first time only after the Power LED
blinks.