No Power; No Picture - Panasonic TH-42PH9WK Service Manual

11.2. No Power

First check point
There are following 3 states of No Power indication by power LED.
1. No lit.
2. Green is lit then turns red blinking a few seconds later.
3. Only red is lit.

11.3. No Picture

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TH-42PH9WK / TH-42PH9WS