[TechAssist] Re: RCA CTC169JS6 Shuts down no video audio ok
- From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 18 Oct 2001 14:27:58 -0500
Mike, try CR4118, this diode will generally check ok but cause problems of
different kinds including shutdown. It is the 15v rectifier from the chopper
supply and the 15v will probably be low if the diode is bad.
Jim Myers
jr.myers@xxxxxxxxxxx
----- Original Message -----
From: "Mike Barnett" <passthecash@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, October 18, 2001 1:46 PM
Subject: [TechAssist] RCA CTC169JS6 Shuts down no video audio ok
>
> CTC169js6 unit has power and high voltage. set comes on with audio and
> raster with red background then shuts down after 10 seconds. replaced
q4401
> ,c4401,c4402. replaced chopper and 3v zener. found open cap c4311 and
> shorted q2906. have no 200 volts at pin 10 on fly or at cr4701. checked
> resistor r4703 it's ok. checked icu4101 for proper runvcc at pin 16=11vdc.
> have no voltage from cr4122 even after replacement. this diode has a
squeel.
> The board won't run on bench or installed in the set. Not sure where to go
> from here.
> Any help?
>
> 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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