[TechAssist] Re: RCA VR526

  • From: "Perry Hill Electronics Service" <phes1@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Sat, 4 May 2002 20:16:31 -0700

I started to respond to this earlier. DONT RUN THAT SUPPLY. Unless you
use reduced input (AC) voltages. And troubleshoot it stand-alone.
Without it plugged into the main board. Check all caps and determine why
the secondarys got so high that the 43v zener shorted. As I mentioned.
There is a regulation problem.


Mark Wentowski
Perry Hill Electronics Service
3836 Harrison Rd
Montgomery, AL 36109
Voice: (334) 279-5622
Fax: (334) 273-9050
Email: phes1@xxxxxxxxxxxxx
----- Original Message -----
From: Patrick Carroll <patronics2003@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, May 04, 2002 4:06 PM
Subject: [TechAssist] Re: RCA VR526


>
> Do you mean I can run the supply without this diode in place??
>
>
> >From: "J Silverman" <greentron@xxxxxxxxxxxxxxxx>
> >Reply-To: techassist@xxxxxxxxxxxxx
> >To: <techassist@xxxxxxxxxxxxx>
> >Subject: [TechAssist] Re: RCA VR526
> >Date: Sat, 4 May 2002 15:51:26 -0400
> >
> >
> >Sounds like one of the overvoltage protective zener diodes in the
> >Samsung-made units. I dont replace those until I have the supply
working
> >properly or it will just pop it again, and maybe some of the others.
> >Jerry Silverman
> >Greentron Inc
> >4 Newland Ave
> >Greenville SC 29609
> >864 232 3889
> >Fax 271 2080
> >mailto:greentron@xxxxxxx
> >----- Original Message -----
> >From: "Jerry" <geiting@xxxxxxxxxx>
> >To: <techassist@xxxxxxxxxxxxx>
> >Sent: Saturday, May 04, 2002 2:01 PM
> >Subject: [TechAssist] Re: RCA VR526
> >
> >
> > >
> > > From Thomson's parts finder program:
> > > Current Model is VR526
> > >
> > > Stock         Description       Symbol    Pkg. Qty.      Sug. List
> > > Dealer List
> > >
> > > 212666     DIODE ZENER    ZD6          5              $2.12
> >$1.27
> > >
> > > They don't list the zener voltage and I don't have this diagram,
sorry.
> > >
> > > Jerry Eiting   geiting@xxxxxxxxxx
> > > Christians Electronic Service
> > > Piqua, Ohio
> > >
> > > ----- Original Message -----
> > > From: "Patrick Carroll" <patronics2003@xxxxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Friday, May 03, 2002 9:19 PM
> > > Subject: [TechAssist] Re: RCA VR526
> > >
> > >
> > > |
> > > | John mentioned it might be 43v, and looking at the diode it has
43
> >stamped
> > > | on it, so maybe thats it, thanks.
> > > |
> > > |
> > > | >From: Cliff Afflick <sgt.cliff@xxxxxxx>
> > > | >Reply-To: techassist@xxxxxxxxxxxxx
> > > | >To: techassist@xxxxxxxxxxxxx
> > > | >Subject: [TechAssist] Re: RCA VR526
> > > | >Date: Fri, 03 May 2002 16:24:26 -0600
> > > | >
> > > | >
> > > | >Pat
> > > | >It could be 6 volts.
> > > | >Cliff.
> > > | >----- Original Message -----
> > > | >From: "Patrick Carroll" <patronics2003@xxxxxxxxxxx>
> > > | >To: <techassist@xxxxxxxxxxxxx>
> > > | >Sent: Friday, May 03, 2002 9:17 AM
> > > | >Subject: [TechAssist] RCA VR526
> > > | >
> > > | >
> > > | > >
> > > | > >
> > > | > > Hey Techs,
> > > | > >
> > > | > > Does anyone know the value of ZD6 in the power supply of
this VCR?
> > > | > > Think I blew it by using wrong value cap in smps, I should
know
> > > better!
> > > | > > Thanks in advance
> > > | > >
> > > | > > Pat
> > > | > > Byrds TV
> > > | > >
> > > | > >
> > > | > >
> > > | > >
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