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ruggb
New Member
Last Activity: 07-26-2020, 08:17 PM
Joined: 01-07-2016
Location: cary,nc
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  • Re: Panasonic TH-42PZ77U SC board repair 7 blinks

    radar2000 = did you ever find a f/w update?
    the one I have is 2.09
    I thought I had 2.12 but it showed as 2.09 when I went to upgrade it'

    My bd problem is intermittent. Right now it appears permanent. Previously, I would unplug the tv for a few minutes, then reconnect and it would come on till the next time I shut it off, maybe, maybe not. There are no shorts on any FET groups. I guess it is possible a FET is breaking down under power, but I expect that it would have become permanent by now. With SC20...
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  • Re: Panasonic TH-42PZ77U No Pwr, Blinking 7 Times

    I have a problem child. It died with 7 blinks. I replaced all the mosfets in the long row - only 1 was shorted.
    It ran for several months of very intermittent use then died again, same 7 blinks. This time i just replaced one shorted fet.
    It ran for a few hours and died again. THIS TIME however, it keeps coming back to life and I can find no shorts.
    I unplug, wait, replug and it is working sometimes or not. The last time I disconnected the power plug from the SC bd, I get the blinks, I reconnected it with a few sparks...
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    Last edited by ruggb; 05-28-2017, 11:50 AM.

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  • Re: Panasonic TH-42PZ77U No Pwr, Blinking 7 Times



    got the #s transposed
    5N2307...
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