[TechAssist] Re: Magnavox TV Model RK5556/27P1 chasis.No start problem.
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 4 Aug 2004 23:43:15 -0400
I have a P1 scat send it in the morning.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "armando guerra" <birdie@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, August 04, 2004 11:08 PM
Subject: [TechAssist] Magnavox TV Model RK5556/27P1 chasis.No start problem.
> This set came in dead.No relay action at all.Fuse is ok.I can't find my
> sm for this set but while checking around ,I found R 429 open and C430
> shorted. I used a 24 ohm for 429 and a 1000pf\400v cap for 430.Also
> resoldered alot of cold solders which is very common on this
> chasis.Still no relay click at all.Just going from memory,I think that
> IC380 is the 5v reg.I checked for the vcc coming in to the ic but its
> very low.its only 2.7v.The IR and pin 42 of the micro is also at 2.7v
> instead of the 5v.Can someone please send me a pdf file of the power
> supply on this tv so that I can locate the missing voltages.I told the
> customer that it was already 14yrs old but she said that if I could fix
> it,she would apreciate it very much since it was her husband's favorite
> tv.He passed away last yr.
> Thanks for your help.
> Mando
> Birdie's TV & Electronics
> Casa Grande, AZ
>
>
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