[TechAssist] Re: Electrohome27" Model 69CJ02 dead. Chassis VM1-A-C23R

  • From: kevinstv <kevinstv@xxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Sun, 06 Oct 2002 23:40:21 -0700

Hi Ed,

I did ESR all the caps including C916.  ESR is 3.7 ohms and value is 10.4
uF.  Unless C916 is breaking down under load, then my solution lies
elsewhere.  Thanks.

Kevin Wilks
Kevin's TV and Video Repair
Penticton BC Canada
kevinstv@xxxxxxx
----- Original Message -----
From: "Ed Gaidies" <teltek2@xxxxxxxxxxxx>
To: "TechAssist" <techassist@xxxxxxxxxxxxx>
Sent: Sunday, October 06, 2002 8:58 PM
Subject: [TechAssist] Re: Electrohome 27" Model 69CJ02 dead. Chassis
VM1-A-C23R


>
>
>
> Kevin..
>
> Replace H/O again......replace all the components that burnt. Then change
> C916.... May be an idea to ESR all the small caps in the regulator
circuit,
> since many of them will be leaking electrolyte. Most will show black
residue
> on the bottom of the board, but C916 is definitely the culprit for
shorting
> your H/O the second time.
>
> -Ed-
> Tel-Tek Electronics
>     Midland, Ontario
>      Canada.
>
> teltek2@xxxxxxxxxxxx
>
>  "If it's broke....Maybe we can fix it"
>
>
>
>
>
>
>
> kevinstv  The above is the reply to your message dated    10/6/02 7:10 PM
>
> > Electrohome 27" Model 69CJ02 dead. Chassis VM1-A-C23R
> >
> > Hi fellow techs,
> >
> > Set came in dead with shorted HOT.  Flyback rang good on Sencore.
Replaced
> > shorted HOT.  Set came one for few seconds, then shorted HOT again.
Removed
> > HOT and tested B+ to collector of HOT with 150 ohm 10 watt resistor to
ground.
> > Set came on with sound and then started to burn D905 and R912.  Turned
off set
> > since I don't allow smoking in my shop.  Sounds like the STR-S5141G is
bad,
> > but it doesn't test shorted.  All other reisistors in P/S test good.  I
am
> > unfamiliar with this chassis.  Does anyone have any ideas?
> >
> > Kevin Wilks
> > Kevin's TV and Video Repair
> > Penticton BC Canada
> > kevinstv@xxxxxxx
> >
> >
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  • » [TechAssist] Re: Electrohome27" Model 69CJ02 dead. Chassis VM1-A-C23R