[TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead
- From: Al Gutz <alg@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Wed, 20 Aug 2003 22:56:27 -0400
Alvin
Watch the STR for code SK4512, check resistance before installing.
AL G
Al's TV-Electronics
Pembroke Ont.
Canada
teltek3 wrote:
>
> Here's the "Poop"
> Change...
> R820....68 ohm 1/2 watt
> C841....22ufd/50V
> C822....920 ohm 1/2 watt
> Q802....STR-D1005T (Be careful with this Replacement, some Generics have the
> pins pre-formed in the opposite direction, so when pulling out original make
> note of the way this Regulator was positioned...writing facing in the same
> direction as the one removed.)
>
> Only other thing may be that you have the polarity of C841 reversed...check
> that.
>
> -Ed-
> Tel-Tek Electronics
> Ontario-Canada
> teltek3@xxxxxxxxxxxx
> ----- Original Message -----
> From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, August 20, 2003 7:42 PM
> Subject: [TechAssist] Re: Toshiba Model cx2950c chassis 8820 Dead
>
> > Hi Ed
> > c822 was changed with a 100 Mfd 50 volt electrolytic and r820 checks ok
> > at 68 ohms ...Is there anything else that can cause this problem..I have
> no
> > schematic for this one...Will replace c841 with a higher voltage unit
> > A.R
> > >
> > >-Ed-
> > >Tel-Tek Electronics
> > >Ontario-Canada
> > >teltek3@xxxxxxxxxxxx
> > >----- Originaere anything l Message -----
> > >From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
> > >To: <techassist@xxxxxxxxxxxxx>
> > >Sent: Wednesday, August 20, 2003 6:13 PM
> > >Subject: [TechAssist] Toshiba Model cx2950c chassis 8820 Dead
> > >
> > >
> > >
> > >
> > >>Hi Guys
> > >>
> > >>We have a toshiba CX2958c chassis 8820 which was dead
> > >>replaced c863 and c866 also c841... Replaced voltage
> > >>regulators Q801 and Q802 set came on but after a few
> > >>seconds blew the case off C841 again..Any help on this
> > >>unit would be appreciated ... also value of C841
> > >>Alvin Rose
> > >>Radio & Tv Centre
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> > >>
> >
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