Pioneer PDP-4280XA Plasma TV: Sema Power Supply 1H403W, Transistor Q121, Voltage Drop & Stby Light

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#1 12769529 23 Sep 2013 18:22

gipi1 gipi1

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Post #1
12769529 23 Sep 2013 18:22

Plasma TV model: PIONEER PDP-4280xa, need SEMA network works power supply 1H403W or label transistor Q121. TV earlier opened and removed the transistor voltage of 3.3 volts to 2.5 volts drop, standby light flashes
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#2 13048081 11 Dec 2013 00:55

Mirekk87 Mirekk87

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13048081 11 Dec 2013 00:55

You must change your power supply, there is no other way.
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