Panasonic TH-42PHD8BK, Service Manual, Page: 32 / 138

12.1.1. Display Indication
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 CCU 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 12.1.2)
“ H09 “ in the line of the “ PTCT ” is the error code.
Note:
The line of the “ PTCT ” displays when you get into the Self-
check mode for the first time only after the Power LED
blinks.
12 Trouble shooting guide
12.1. Self Check
12.1.2. Power LED Blinking timing chart
1. Subject
Information of LED Blinking timing chart.
2. Contents
When an abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the
defective block can be identified by the number of blinkes of the Power LED on the front panel of the unit.
3. Remarks
Above Fan function is operated during the fans are installed.
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TH-42PHD8BK / TH-42PHD8BS / TH-42PHD8EK / TH-42PHD8ES