[TechAssist] Re: Magnavox 20MS233S service manual, very low audio

  • From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 9 Sep 2004 09:38:21 -0400

Symptom:
There is a lack of sound at maximum volume setting.

Resolution:
Replace resistor 3615 (2K2) with 4822 051 20332 (3K3).  This is SMD part
located behind the connector which is just to rear of AV jacks.

Applies To:
13MT143S, 13MT143S99, 20MS233S, 20MS233S99, 20MT133S, 20MT133S99, J8
Phillip R Hull     STET
phil245@xxxxxxxxxxxxx
FAX 517--569-3075
Professional Technicians only
----- Original Message ----- 
From: "peggs" <peggs@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>; <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, September 08, 2004 6:43 PM
Subject: [TechAssist] Re: Magnavox 20MS233S service manual, very low audio


> I have this exact problem,although my set came in with No Audio at all on
> the tuner,but the Audio was fine on the A/V inputs.
> Per WinStips/bulletin,I replaced IC7000,9322 1527 0671, 'postage stamp
IC'.
> Now I'm left with Audio on tuner ,Too Low in my opinion.
> Also,when I change channels,the Audio is even lower,but will gradually
> increase to it's "too low" level.
> Audio on A/V inputs is fine.
>
> I was going to post, to the group, this problem to see if there are any
> Service Menu adjustments that may help
>
> Peggs
>
> At 01:18 PM 9/8/04, BOSS1996@xxxxxxx wrote:
> >Would anyone have a schematic for this model?
> >Thanks
> >
> >
> >
> >Robert Cardoza
> >Picture Perfect Electronics
> >Pembroke Pines, Fla
> >954-435-5868
> >
> >
> >
>
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