[TechAssist] Re: Philips Model # 30PW 633R37A Chassis L01.1UAC.&638
- From: peggs <peggs@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx, techassist@xxxxxxxxxxxxx
- Date: Tue, 27 Dec 2005 11:26:29 -0800
What are the main voltage measurements ???
HOT B+ ???
PS Secondary voltages ???
Peggs
At 09:25 AM 12/26/05, Nova Service Center wrote:
>peggs wrote:
>
> >the infamoous 2455 capacitor..........
> >7460 Hot Bu4508dx Part # 934055092127
> >7461 Bc337-25 Part # 483513048147
> >7463 Bc327-25 Part # 319802043430
> >2455 47/25v
> >7460 is the HOT,which probably OK........for now
> >
> >Peggs
> >
> >
> >At 11:59 AM 12/21/05, Nova Service Center wrote:
> >
> >
> >>Hi Techs
> >>
> >>This philips tv Model # 30PW633R37A
> >> Had no power to start with., on the bench press power button relay
> >>click. After many attemps pressing power button , it comes on. Then we
> >>have wavy picture from top to bottom, most visible at left and right of
> >>screen.In middle wave not too bad, it looks like filtering problem. All
> >>caps and diodes in power supply checks ok. when set works B+ is 144
> >>volts. We don't have Schematics. Anybody have a clue ?
> >>Thank
> >>Mehdi
> >>Nova Service Center
> >>7531 lindbergh Dr.
> >>Gaithersburg, MD 20879
> >>240-632-1717
> >>Mehdi@xxxxxxxxxx
> >>
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>Thanks Peggs for your reply, I replaced all parts you mentioned, problem
>still there.
>
>Thank
>Mehdi
>Nova Service Center
>7531 lindbergh Dr.
>Gaithersburg, MD 20879
>240-632-1717
>Mehdi@xxxxxxxxxx
>
>
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