[TechAssist] Panasonic 20" TVCR PV-M2046 dead,now VCR shuts down]
- From: Phil Bader <philbad@xxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 26 Sep 2002 07:42:02 -0400
I would appreciate this "servo IC" location and/or number. I tried
researching,but all parts lists on this model have been incomplete.
Thanks,
Phil Bader
rogerfixit@xxxxxxxx wrote:
>
> Had a 2048 that took both the Audio micro and servo micro so I ditto
> Jerry's response.
>
> Roger G.
>
> Mr. Fix-It Harrisburg, PA WebSite-
> http://mrfixit.netfirms.com
> rogerfixit@xxxxxxxx (alternate - rogerfixit@xxxxxxxxxxxxx )
> FAX 801-705-3748 ; Tel: 717-763-7098 (shop) 717-652-1703(home)
>
> On Tue, 24 Sep 2002 17:43:12 -0400 "J Silverman"
> <greentron@xxxxxxxxxxxxxxxx> writes:
> >
> > Dont see that specific manual, but I recall with that symptom on the
> > units
> > made in the mid 1990s, checking the PG/FG output pin on the cylinder
> > driver
> > IC would show very low DC voltage with no signal and measure low
> > ohms to
> > ground. always turned out to be the Syscon/servo IC.
> > Jerry Silverman
> > Greentron Inc
> > 4 Newland Ave
> > Greenville SC 29609
> > 864 232 3889
> > Fax 271 2080
> > mailto:greentron@xxxxxxx
> > ----- Original Message -----
> > From: "Phil Bader" <philbad@xxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Tuesday, September 24, 2002 12:40 PM
> > Subject: [TechAssist] Panasonic 20" TVCR PV-M2046 dead,now VCR shuts
> > down]
> >
> >
> > >
> > >
> > >
> > > Storm. Dead. Found the usual two transistors shorted: Q801 relay
> > driver
> > > (2SC945) and the "excess current protector" Q523 (2SA564A).
> > Replaced
> > > both,now powers on,channels tune,TV section seems fixed. Insert a
> > tape
> > > and immediately hear a fast whirring sound increasing in
> > speed,then a
> > > flash of snow,and VCR shuts down. Push any VCR related button and
> > > ignores it. No eject. Turn power off then on and push eject at
> > once,
> > > will eject tape. I think it sounds like the drum is run-away speed
> > > spinning.
> > > Phil Bader
> > > --
> > > Philip Bader
> > > Jan Phyl TV Inc. (estab. 1976)
> > > 3420 Recker Hwy. Winter Haven, Fl. 33880
> > > Fax (863) 299-8821
> > > email: philbad@xxxxxxxxxx
> > >
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>
> Roger G.
>
> Mr. Fix-It Harrisburg, PA WebSite-
> http://mrfixit.netfirms.com
> rogerfixit@xxxxxxxx (alternate - rogerfixit@xxxxxxxxxxxxx )
> FAX 801-705-3748 ; Tel: 717-763-7098 (shop) 717-652-1703(home)
>
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: philbad@xxxxxxxxxx
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