[TechAssist] Re: RCA CTC169Bj2 wont turn on
- From: Al Gutz <alg@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 21 Oct 2003 22:41:40 -0400
Pin 38 goes to base of Q4306 in startup cct. P38 reads 0v off 4.9v on.
Check for micro B+ at pin 19 from 5v stby supply
AL G
Al's TV-Electronics
Pembroke Ont.
Canada
George wrote:
>
> Scott,
>
> Did you try following the trace from pin 38 back until you find the startup
> voltage?
>
> George
> Afana Electronics
> Moreno Valley, CA
>
> ----- Original Message -----
> From: <ERNtv@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, October 21, 2003 3:26 PM
> Subject: [TechAssist] RCA CTC169Bj2 wont turn on
>
> > I am working on ctc169bj2 in the customers home and it wont turn on. My
> > standby voltages seem to be correct but when I read pin 38 of the micro ic
> 3101
> > there is no voltage in standby and only a 1/10v when turned on. Does
> anyone know
> > if that voltage is supposed to jump to 4.9v which would be the voltage to
> > start the set up. I have brought the chassis to the shop and isolated the
> horiz
> > out and am trying to read that voltage on pin 38. I have isolated pin 38
> and
> > still only get a slight rise when power button is pushed.
> > Scott
> > Ernies TV, Inc
> > Loveland, Colo
> > 970-667-2424
> > 970-203-9825 fax
> >
> >
> >
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