[TechAssist] Re: Toshiba combo MV19N2. Intermittent shutsdown!
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 22 Mar 2005 12:04:14 -0500
Check R528 (.22oh 1w) It needs to be exactly in spec or will trigger x-ray
protect.
==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
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----- Original Message -----
From: "Robinson Electronics" <RobinsonElectronics@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, March 22, 2005 11:55 AM
Subject: [TechAssist] Toshiba combo MV19N2. Intermittent shutsdown!
> Maybe someone has ran across this before.
> This set came in with the "HOT shorted".
> I could not find any other faults. I replaced the HOT "TT2140", the set
> would power on great and work for about 15 min., then set shuts off.
> The only tips I had indicated a few common problem components to check:
> I replaced -
> Q406 "HOT" Mfr. BZ510120 / TT2140
> D535 "Diode" Mfr. AD300671
> Q510 "FET" Mfr. 79099070 / FET BZ510093
>
> Still the set shuts down after about 15 - 20 min., no tape in vcr, so it's
> not shutting it down.
> The flyback checks good, and is not getting warm.
> The HOT is running cool also.
>
> Can anyone help with this? Thanks. David.
>
> Robinson Electronics
> 1075 Sweeten Creek Road
> Asheville, NC 28803
> Ph./Fax. 828 274-3787
> Toll Free. 1-888 ROBELECT
> www.robinsonelectronics.com
> www.robelect.com
> Mailto: RobinsonElectronics@xxxxxxxxxxx
>
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