[TechAssist] Re: Mitsubishi CS-2651R No sound
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 13 Oct 2001 14:19:38 -0400
Mike,
I have no print on this set...I'm going from my tips database for your
answers.
If you have enough $$ to play with on this set ....you should get the
manual.
Jeff Stielau
Shoreline Electronics Repair
125 Beechtree Lane
Westbrook,CT 06498
860-399-1861 Voice
860-664-3535 Fax
jstielau@xxxxxxxx
----- Original Message -----
From: "Mike Barnett" <passthecash@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, October 13, 2001 1:06 PM
Subject: [TechAssist] Re: Mitsubishi CS-2651R No sound
>
> Jeff, no external out on this set, even so, ic3a0 i believe should still
> have some kind of signal on pins 12,18 or 20? there is none.
> and ic 101 pin 24=11vdc no audio on that ic anywere either.
> any suggestions?
>
> Mike
>
>
>
> On Sat, 13 Oct 2001 10:18:25 -0400, techassist@xxxxxxxxxxxxx wrote:
>
> >
> > Do you have audio on the EXT outputs? if so the possible Defective
> Ic3a0.
> >
> > or
> >
> > If Ic101 pin#24 = 0v, Replace C113 (470uf 16v)
> >
> > Jeff Stielau
> > Shoreline Electronics Repair
> > 125 Beechtree Lane
> > Westbrook,CT 06498
> > 860-399-1861 Voice
> > 860-664-3535 Fax
> > jstielau@xxxxxxxx
> >
> > ----- Original Message -----
> > From: "Mike Barnett" <passthecash@xxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Saturday, October 13, 2001 9:57 AM
> > Subject: [TechAssist] Mitsubishi CS-2651R No sound
> >
> >
> > >
> > > Hi guys, I have this mitsubishi model CS-2651R no audio, i dont have
a
> > print
> > > for this but have checked sound board and cant seem to find a good
> audio
> > > sygnal. it seems like the audio is stuck on mute. Still, cant seem to
> find
> > a
> > > good audio waveform even on the main board. On the sound
> board(mitsubishi
> > > pt#930B15901) at ic3A2(TA7630P/NTE1576)
> > > pin 2 and 16 are audio input, no signal. i know the amp curcuit is
> working
> > > by bypassing this ic and injecting a 10khz. sygnal to amp, speakers
> work
> > > fine and has audio. could this ic be bad? Also there is an ic on the
> main
> > > board ic101(la7520/nte1728) and has audio driver curcuit in it and
also
> > > controls muting. has anyone seen this go bad.
> > > is there something i'm missing or should i change these ic's.
> > > Any help?
> > >
> > > Thanks much in advance,
> > > Mike
> > >
> > >
> > >
> > > Get It Fixed At
> > > Rochester Electronics
> > > 630 West Ridge Rd.
> > > Rochester, NY 14615
> > > 716.663.6870
> > > www.RochesterElectronicsRepair.com
> > >
> > >
> > >
> > >
> > >
> > > _______________________________________________________
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> > >
> > >
> > > Help make your TechAssist online repair tips
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> >
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>
>
> Get It Fixed At
> Rochester Electronics
> 630 West Ridge Rd.
> Rochester, NY 14615
> 716.663.6870
> www.RochesterElectronicsRepair.com
>
>
>
>
>
> _______________________________________________________
> Send a cool gift with your E-Card
> http://www.bluemountain.com/giftcenter/
>
>
> Help make your TechAssist online repair tips
> database better! Submit your fixes here:
> http://www.circuitwork.com/techassist/tip/#tips
> To unsubscribe write to:
> techassist-request@xxxxxxxxxxxxx
> with unsubscribe in the subject line.
>
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