Archived from groups: alt.tv.tech.hdtv (
More info?)
Leonard Caillouet wrote:
> "Leonard Caillouet" <no@no.com> wrote in message
> news:aXJHe.8856$Tr6.3955@lakeread02...
>>
>> "L Alpert" <alpertl@xxgmail.com> wrote in message
>> news:j9adnT53Ja3EbXPfRVn-vw@comcast.com...
>>> Rob Bonino wrote:
>>>> Does anyone have experience or suggestions repairing this 55"
>>>> Mitsubishi projection TV? Mine is 3 years old and suddenly, it
>>>> turns itself off after a couple of minutes. Nothing seems like
>>>> it's overheating or acting strange. Has someone come across a
>>>> similar problem?
>>>>
>>>> Thanks,
>>
>>
>> I work on these sets all the time.
>>
>> Output power module is very vauge. A decent tech would troubleshoot
>> the problem to the component level in this set. First thing is to
>> pull the shutdown diagnostic code. Hold device and enter buttons
>> simultaneously for 5 sec after the next shutdown and count the two
>> digit sequence of the flashing LED. Observe any patterns to the
>> shutdown in terms of how long the set runs, signal, etc.
>>
>> Intermittent problems can be tricky to solve, but it could be cheap
>> in terms of parts if you don't jump to changing boards right away.
>>
>> Leonard
>
> Oops, I said device and enter, it should be device (input) and menu
> buttons to pull the codes.
>
> Leonard
You called it right on mine, Leonard. Since it was under warranty, it was
replaced. The tech said he wasn't allowed to fix it at the component level
due to the warranty service. Warranty was held by the local shop I bought
it at, not a national one (Anderson TV, No. Cal).