[TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
- From: HSWAD@xxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 1 Nov 2002 17:01:33 EST
Replace the EEPROM, part # 233181. Hollis Bates field engineer-retired
In a message dated 11/1/02 2:11:31 PM Eastern Standard Time,
oliver_peter1@xxxxxxxxxxx writes:
> Subj:[TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> Date:11/1/02 2:11:31 PM Eastern Standard Time
> From:<A HREF="mailto:oliver_peter1@xxxxxxxxxxx";>oliver_peter1@xxxxxxxxxxx</A>
> Reply-to:<A
> HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> To:<A HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> Sent from the Internet
>
>
>
>
> I have the trainning manual.
>
> Schematic or guide could be sent by streamload (poliver) or I can send
> another Email address that can handle large downloads.
> Glue does not appear to be a problem on c3126. ( on Glue was thompson
> trying
> what MGA did years ago and try to create sets that self destruct?)
>
> Peter Oliver
> Tucson Radio TV
>
>
>
>
>
>
> From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
> Reply-To: techassist@xxxxxxxxxxxxx
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> Date: Thu, 31 Oct 2002 17:08:18 -0330
>
>
> Hi Peter I have the trouble shoot guide and the training manual in
> electronic
> format I can send it direct to you if you need it..Eric
> Eric Manuel
> Deer Lake Nfld
> Canada
> 709-635-2627
>
> Peter oliver wrote:
> >
> > Not that I can find (scat) do you have one in electonic format if so what
> > size is the file?
> >
> > Peter oliver
> > Tucson Radio TV
> >
> > From: "al m" <ampm@xxxxxxx>
> > Reply-To: techassist@xxxxxxxxxxxxx
> > To: <techassist@xxxxxxxxxxxxx>
> > Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> > Date: Thu, 31 Oct 2002 10:07:14 -0500
> >
> > Peter do you have a scat? My scat says 7.5V on pin 20, it's the
> horizontal
> > B+. It comes from Q4115 the standby switch. The voltages on it are E=12V
> > C=12V B=11.4V pin 29 is the standby pin on micro.
> > al marquardt
> > ampm@xxxxxxx
> >
> > ----- Original Message -----
> > From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, October 30, 2002 11:14 PM
> > Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> >
> > >
> > > Pin 20 of u1001 reads 4.8V
> > >
> > > Peter Oliver
> > > Tucson Radio TV
> > >
> > >
> > > From: "al m" <ampm@xxxxxxx>
> > > Reply-To: techassist@xxxxxxxxxxxxx
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> > > Date: Sun, 27 Oct 2002 12:46:15 -0500
> > >
> > >
> > > do you have your 7.5v on pin 20 of U1001
> > > al marquardt
> > > ampm@xxxxxxx
> > >
> > >
> > > ----- Original Message -----
> > > From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Sent: Sunday, October 27, 2002 9:51 AM
> > > Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> > >
> > >
> > > >
> > > > The 5V supply is present at the front buttons.
> > > >
> > > > Peter Oliver
> > > > Tucson Radio TV
> > > >
> > > >
> > > >
> > > > From: "al m" <ampm@xxxxxxx>
> > > > Reply-To: techassist@xxxxxxxxxxxxx
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Subject: [TechAssist] Re: RCA CTC185AB Dead F25216WT may 1996
> > > > Date: Sun, 27 Oct 2002 08:13:58 -0500
> > > >
> > > >
> > > > You don't mention the 5V supply anywhere. Do you have a scat?
> > > > al marquardt
> > > > ampm@xxxxxxx
> > > >
> > > >
> > > > ----- Original Message -----
> > > > From: "Peter oliver" <oliver_peter1@xxxxxxxxxxx>
> > > > To: <techassist@xxxxxxxxxxxxx>
> > > > Sent: Saturday, October 26, 2002 5:34 PM
> > > > Subject: [TechAssist] RCA CTC185AB Dead F25216WT may 1996
> > > >
> > > >
> > > > >
> > > > >
> > > > > RCA model F25216WT
> > > > > Chassis ctc185AB
> > > > > MFD May 1996
> > > > > Symptom DEAD no flux at plug in no attempt to start or turn on
> > > > >
> > > > > Has voltage
> > > > > Q4114 D=165V, S=162V, G= 135V
> > > > >
> > > > > Q4401 H.O.T Collector = 162V
> > > > >
> > > > > U4107 (12V reg) pin 1 (in)= 27V pin 3 (out)=11.9
> > > > > CR4110 cathode= 27.8V
> > > > > saw tip for CR4704 replaced no change.
> > > > >
> > > > > The regulator and H.O.T. test normal in circut this set still
> has
> > the
> > > > > electoltic in regulator circurt.. I have the regulator KIT but
> it
> > > doesn't
> > > > > have all the symptoms, ie usually the regulator blows. The
> customer
> > > said
> > > > it
> > > > > just stopped working.. Any ideas
> > > > >
> > > > >
> > > > > Peter Oliver
> > > > > Tucson Radio TV
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
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