No picture and the led ligth is blinking panasonic veita 52

If you have the flashing red light of death you can use the chart below, and call Panasonic to have it replaced. At the bottom is the list terms.
BLINKS PROBLEM MALFUNCTIONING PART


1 blink STV 5v sense DG Board

2 blinks 15v SOS D Board

3 blinks 3.3v SOS D Board

4 blinks Power SOS P Board

5 blinks 5v SOS D Board

6 blinks Driver SOS 1 SU / SD / SC Boards
(SC energy recovery circuit)

7 blinks Driver SOS 2 SU / SD / SS Boards
(SC floating voltage area)

8 blinks Driver SOS 3 SS Board
(SS energy recovery circuit)

9 blinks Panel Config. SOS

10 blinks Sub 5v SOS / Main 3v SOS DG Board
DTV 9v SOS / Tuner Power SOS

11 blinks Fan SOS PB Board

12 blinks Sound SOS H Board

13 blinks Communication error DG Board
with IC8001 (Pesks Lite 2)




Panel = Plasma Display Panel (Plasma Glass)
D Board = Format Converter / Plasma AL / Sub-Field Processor
DG Board = AC-DC Converter / Digital Signal Processor / Full HD
Microcumputer HDMI Interface / Peaks Lite 2
H Board = Speaker Out / Sound Processor
AV Terminal / AV Switch
P Board = Power Supply
PB Board = Fan Control
SC Board = Scan Drive
SD Board = Scan Out (Lower)
SS Board = Sustain Drive
SU Board = Scan Out (Upper)

Replace the mainboard.