[TechAssist] Re: RCA F36450 Chassis ATC113CA1 clicks 3 times
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 23 Jun 2004 12:21:19 -0400
The high voltage comes up briefly, no raster as it shuts off immediately. I
will test further with my load and timing checker later.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "tvservice" <tvservice@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, June 23, 2004 9:16 AM
Subject: [TechAssist] Re: RCA F36450 Chassis ATC113CA1 clicks 3 times
>
> Al,
> Sounds like a bad flyback or secondary side of flyback loaded down. Do you
> get HV, raster?
> 28 rings sounds low for these newer RCA flybacks most I've seen god ring
35
> or better less than 35 usually bad flyback.
> Robert
> tvservice@xxxxxxxxxxxxx
> H & H Electronics Inc
>
> ----- Original Message -----
> From: "al m" <ampm@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, June 22, 2004 10:27 PM
> Subject: [TechAssist] Re: RCA F36450 Chassis ATC113CA1 clicks 3 times
>
>
> > What I see happening right now is on power on the power supply is
dropping
> > to 112V. I'm not sure if that is shut down or a load on the power
supply.
> > Flyback rings 28 times. Didn't check any parts in the regulator but in
> > standby it is at 139V. Disconnected the flyback put a lightbulb in and
it
> > still reads 139 in standby, didn't try to turn it on. Replaced timing
caps
> > in horizontal but still shutting down will scope tomorrow.
> > Al Marquardt
> > ampm@xxxxxxx
> > Al Marquardt Electronic Repair
> > 206 W Main
> > Girardville Pa. 17935
> > ----- Original Message -----
> > From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, June 21, 2004 10:09 PM
> > Subject: [TechAssist] Re: RCA F36450 Chassis ATC113CA1 clicks 3 times
> >
> >
> > > Al,
> > > You may want to check this, from Tech RepairCD.
> > > RCA\F27443TX01 ATC113BA1\If any of these parts fail..replace
> > all\\\ATC113BA1\TP20 main power fet 244223
> > > $4.00*RP20 main power fet source resistor 244215 .1 ohm 5% 3W
> $1.80*TP524
> > SMD 215496 $0.90 shipped five to
> > > a bag.\TP23 147665 $2.90*TP22 232218 $0.45*IP01 257786 $1.80*IP50 pay
> > attention here 231525 $2.35*TP552
> > > SMD 215495 $0.36\\\\\\\
> > >
> > > I have had the ATC221 click three times caused by bad connections on
the
> > ribbon cable connectors on
> > > SSB..you have to heat these to reflow the solder.
> > > Jeff
> > > --
> > > Intrepid Video TV/VCR Repair
> > > 263 S Front St, Steelton PA 17113
> > > 717-939-7708; (F) 717-564-4952
> > > www.intrepid-video.com www.tech-repair.net
> > > ----- Original Message -----
> > > From: "al m" <ampm@xxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Monday, June 21, 2004 9:09 PM
> > > Subject: [TechAssist] RCA F36450 Chassis ATC113CA1 clicks 3 times
> > >
> > >
> > > This is the first of these chassis I have seen. is the 3 click symptom
> the
> > > flyback on these like all the others?
> > > Al Marquardt
> > > ampm@xxxxxxx
> > > Al Marquardt Electronic Repair
> > > 206 W Main
> > > Girardville Pa. 17935
> > >
> > >
> > >
> >
>
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