[TechAssist] Re: Sharp Model 27E-S50 No high voltage

  • From: AL LEATHERMAN <alleathe@xxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Fri, 12 Oct 2001 12:27:50 -0400

Mike,
   I have sams. the missing voltages are scan derived,no hv no scan.If the
hv fires up, use a variac to see if it runs on 90 vac. Let me know what you
need.Good luck. al

May God give us strength
Al's TV
224 Rt. 46
Mine Hill, NJ. 07803
973-361-5796
alleathe@xxxxxxxxxxxxx
----- Original Message -----
From: "Mike Barnett" <passthecash@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, October 12, 2001 9:30 AM
Subject: [TechAssist] Sharp Model 27E-S50 No high voltage


>
> Hi guys, Have this Sharp Model 27E-s50 It looks like the chassis number is
> 27ex5x. Have no high voltage, Checked collector of horizonal output no
> voltage.Pulled the hot and checked out of curcuit, it's ok but changed it
> anyhow. set powers up and stays on with no pic and no sound. hot trys to
> power up at start but quickly drops off. I know sometimes lack of vertical
> deflection can cause shutdown on some sets, so i checked vertical curcuit.
> found some leaky caps and changed them but have no vcc to pin 1 or pin 8
of
> the vert. ic. Primary side of supply seems to be working and have 5v at
> micro.if Anyone has any notes on this set or can be of any help it would
be
> much appreciated.
>
> Thanks,
> Mike
>
>
>
> Get It Fixed At
> Rochester Electronics
> 630 West Ridge Rd.
> Rochester, NY 14615
> 716.663.6870
> www.RochesterElectronicsRepair.com
>
>
>
>
>
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