[TechAssist] Re: RCA Chassis CTC169BG2 No Power

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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> >  >
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> >  
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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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