[TechAssist] Re: RCA VCR VR528/VG4039(GE VERSION) INTERMITTANT POWER
- From: "GJCHAMBERS" <gjchambers@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 31 Oct 2001 19:36:01 -0400
Thanks Ken, I will ck those as well,
gary
Gary Chambers
Chambers T V
Bradenton,Florida
Since 1982
----- Original Message -----
From: <gulftech@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, October 31, 2001 8:03 PM
Subject: [TechAssist] Re: RCA VCR VR528/VG4039(GE VERSION) INTERMITTANT
POWER
>
> Gary,
>
> In addition to what Paul suggested, check the main filter CP002
> (100@200), C53 (4.7@50), and, if it has one, a 4.7 @200 or 250. If it
> uses it, it will be in the primary side of the SMPS.
>
> Hope this helps,
>
>
> Ken Smith
> Gulf Technical Services
> 3034 Gulf Breeze Parkway
> Gulf Breeze, FL 32561
> 850-934-8324 (Voice) 850-932-0819 (Fax)
>
> ---------------------
>
>
> On Wed, 31 Oct 2001 17:51:53 -0600 "C&W Electronics"
> <c_w_electronics@xxxxxxxxxxx> writes:
> >
> > Gary, check for defective IC3(KA431Z) in secondary of p/s.
> > RCA#212572. I
> > have this listed as defective like the C09 bad on other sets. The
> > set only
> > blinks.
> > Paul W
> > C&W Electronics
> >
> >
> > From: "GJCHAMBERS" <gjchambers@xxxxxxxxxxx>
> > Reply-To: techassist@xxxxxxxxxxxxx
> > To: <techassist@xxxxxxxxxxxxx>
> > Subject: [TechAssist] RCA VCR VR528/VG4039(GE VERSION) INTERMITTANT
> > POWER
> > Date: Wed, 31 Oct 2001 17:48:06 -0400
> >
> > This vcr had diodes dpo26 and dp027 shorted,after replacing them vcr
> > now
> > blinks on and off about once a second.the display blinks at this
> > rate as
> > well.
> > i replaced cp007,cp008, ipoo1,ip003.
> > also ck'ed the resistors on primary side of smps transformer and all
> > ck ok.
> > all voltages on secondary pulse up and down as well.
> > acts sorta like the ones that used that 22 uf bipolar cap in primary.
> > sometimes will stay on,untill you push a button, then starts cycling
> > again.
> > any ideas?
> > thanks,
> > gary
> > Gary Chambers
> > Chambers T V
> > Bradenton,Florida
> > Since 1982
> >
> >
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