[TechAssist] Re: RCA Chassis CTC169BG2 No Power
- From: gulftech@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 13 Nov 2001 13:42:10 -0600
Mike,
Don't bother checking it, just replace it. Probably will check good, but
break down under load. RCA #164590.
Ken Smith
Gulf Technical Services
3034 Gulf Breeze Parkway
Gulf Breeze, FL 32561
850-934-8324 (Voice) 850-932-0819 (Fax)
--------------
On Tue, 13 Nov 2001 11:06:16 -0800 (PST) Mike Barnett
<passthecash@xxxxxxxxxx> writes:
>
> Thanks Phill, I'll Check/Replace This.
> i'll Let ya know
>
> Mike
>
> On Tue, 13 Nov 2001 13:34:33 -0500, techassist@xxxxxxxxxxxxx wrote:
>
> >
> > Cr 4118 interrmittent
> > Phillip R Hull
> > phil245@xxxxxxxxxxxxx
> > ----- Original Message -----
> > From: "Mike Barnett" <passthecash@xxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Tuesday, November 13, 2001 11:35 AM
> > Subject: [TechAssist] RCA Chassis CTC169BG2 No Power
> >
> >
> > >
> > > Hey Guys, Need some help w/ this one. Here's how it goes, Set
> came in
> with
> > > no power and loses color Intermit complaint. looked around and
> did'nt
> find
> > > anything out of the ordinary. I replaced the three caps in
> chopper
> > > curcuit(c4102,c4104,c4108) was also missing vcc run voltage at
> pin 16
> of
> > > u4101, changed it too. re-assembled and set came up. unit was
> running
> good
> > > all voltages seem to be good with the exeption of cr4102 was
> quite a
> bit
> > > low. still had the intermit color. when changing channels it
> take about
> 1
> > > second to have colorand accationally the pic would go to b+w.
> also then
> > the
> > > set would shut down losing 200v.. At pin 16 of u4101 still had
> runvcc v
> > but
> > > missing3v at cathode of cr4102. even when the set was running
> the
> voltage
> > at
> > > cr4102 is very low/about 1.5v. this is supposed to be 3vdc? The
> set
> shut
> > > down and now will not power up at all. Have 170 @ collector of
> q4101
> and
> > 12v
> > > at pin 16 of u4101. missng 200v from pin 10 of fly and checked
> r4703.
> > > checked pin 16 on ICu1001 for 5.7vdc and is missing, checked
> Q2906 it
> was
> > > good but i changed it anyway with ECG288. Still didn't fix.
> Have 180v
> at
> > > collector of Q4402 and cr4401.
> > > Changed horizonal retrace cap c4401 and changed c4402 and
> cr4403.
> > > CAN ANYONE HELP WITH THIS??? I'm Going outa my mind.
> > >
> > > TIA
> > > Mike Barnett
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > Get It Fixed At
> > > Rochester Electronics
> > > 630 West Ridge Rd.
> > > Rochester, NY 14615
> > > 716.663.6870
> > > www.RochesterElectronicsRepair.com
> > >
> > >
> > >
> > >
> > >
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>
> Get It Fixed At
> Rochester Electronics
> 630 West Ridge Rd.
> Rochester, NY 14615
> 716.663.6870
> www.RochesterElectronicsRepair.com
>
>
>
>
>
> _______________________________________________________
> Send a cool gift with your E-Card
> http://www.bluemountain.com/giftcenter/
>
>
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> Help make your TechAssist online repair tips
> database better! Submit your fixes here:
> http://www.circuitwork.com/techassist/tip/#tips
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