[TechAssist] Re: Toshiba CX2788J/TAC8941 Dead
- From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 20 Feb 2004 18:08:10 -0330
Hi Dave try this tip Check D841 for leakage replace C841=22@50 volts
C820=33@200 volts and C840=220@25 volts Eric
Eric Manuel
Deer Lake Nfld
Canada
Dave Huston wrote:
>
> Ed,
> Thanks for the ideas but I think you're looking at the wrong print. This
> chassis uses Q801 regulator STRS5041T mounted on a heatsink with an offset
> mount hole. It doesn't look like it can be installed backwards. I am unable
> to find the other parts you list on this chassis. It's listed as SAMS
> 2674-2. This set was made in 1989 so the customer doesn't want to put much
> into it so I hate to buy the Sams if I can help it.
>
> Dave Huston
> Huston TV & Electronics
> 2846 Marion-Cardington Rd.E.
> Marion,Oh 43302-8919
> Phone/Fax: 740-389-5726
> email: HustonTV@xxxxxxxxxxxxxx
> ----- Original Message -----
> From: "Tel-Tek Electronics" <teltek3@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, February 20, 2004 7:05 AM
> Subject: [TechAssist] Re: Toshiba CX2788J/TAC8941 Dead
>
> Dave;
> Dead set?
> Replace the following.
>
> Q802-Regulator IC (Watch your configuration on some replacement pins
> will be formed opposite to original). And since it is not Heat sink
> mounted, easy to reverse. (trust me on this..I have been there..(ONCE).
> R820..68 ohms
> C841..22/50
> C822..100/16
> C840..for Relay drive.
>
> And of course...Change C308 inside Vertical O/P heat sink. Always change
> this, even if you are not having Vertical problems, unless you need the
> follow-up work.
>
> Ed Gaidies
> Tel-Tek Electronics
> Ontario-Canada
>
> Servicing the Consumer Electronic Industry since 1963
>
> teltek3@xxxxxxxxxxxx
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of Dave Huston
> Sent: Friday, February 20, 2004 2:04 AM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Toshiba CX2788J/TAC8941 Dead
>
> Can anyone help me with a print of the power supply section of this
> Toshiba
> CX2788J/TAC8941 ?
> I've checked out everything I can without it. Not much experience on
> Toshibas. Any help is appreciated.
>
> Dave Huston
> Huston TV & Electronics
> 2846 Marion-Cardington Rd.E.
> Marion,Oh 43302-8919
> Phone/Fax: 740-389-5726
> email: HustonTV@xxxxxxxxxxxxxx
>
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