[TechAssist] Re: Apex Tv AT2002 Diode Fix
- From: Jorge Camboni <geo@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Sun, 29 Jun 2003 01:35:27 -0500
Hi Al. If I were you I would replace with a little bit stronger
diode, a standard 600v 1A rectifier like the 552 might
not be the best choice, I would choose whatever higher
current high speed one I had on hand, to stay on the safe side..
Jorge
At 06:14 p.m. 28/06/03 -0400, you wrote:
>I replaced VD553 with a NTE552 and it is working so far. Any suggestions are
>welcome. VD553 was open causing the 130V supply to supply the power for the
>24V line and causing shutdown. I THINK!!!!
>al marquardt
>ampm@xxxxxxx
>Al Marquardt Electronic Repair
>206 W Main
>Girardville Pa. 17935
>----- Original Message -----
>From: "Jorge Camboni" <geo@xxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Saturday, June 28, 2003 2:14 PM
>Subject: [TechAssist] Re: Apex Tv AT2002 Diode
>
>
> > I took a look at the circuit, I am pretty sure you can
> > use a nte577 at that place, and you are on the safe side
> > voltage, current, and speed wise (that is one choice
> > among several hundred possible very fast switching
> > high current diodes, you do not really need the
> > 1000 piv feature, but it wont't hurt either)
> > good luck
> > Jorge
> >
> > At 12:58 p.m. 28/06/03 -0400, you wrote:
> > >I'm back still can't find a cross. Part # is CHDIO00003 OR 2SCZ1834.
> > >Appreciate any help.
> > >al marquardt
> > >ampm@xxxxxxx
> > >Al Marquardt Electronic Repair
> > >206 W Main
> > >Girardville Pa. 17935
> > >----- Original Message -----
> > >From: "al m" <ampm@xxxxxxx>
> > >To: <techassist@xxxxxxxxxxxxx>
> > >Sent: Saturday, June 28, 2003 12:27 PM
> > >Subject: [TechAssist] Re: Apex Tv AT2002 Diode
> > >
> > >
> > > > Never mind found the manual thanks. BAD DAY!!
> > > > al marquardt
> > > > ampm@xxxxxxx
> > > > Al Marquardt Electronic Repair
> > > > 206 W Main
> > > > Girardville Pa. 17935
> > > > ----- Original Message -----
> > > > From: "al m" <ampm@xxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Saturday, June 28, 2003 12:25 PM
> > > > Subject: [TechAssist] Apex Tv AT2002 Diode
> > > >
> > > >
> > > > > I need a # for a diode in this set d553. It's the 24V power supply
> > >diode.
> > > > No Manual. Part has Z1834 on it, Can't find a cross.
> > > > > al marquardt
> > > > > ampm@xxxxxxx
> > > > > Al Marquardt Electronic Repair
> > > > > 206 W Main
> > > > > Girardville Pa. 17935
> > > > >
> > > >
> >
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> > Jorge Camboni, GY Electronics, Richardson, TX
> >
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Jorge Camboni, GY Electronics, Richardson, TX
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