[TechAssist] Re: RCA CTC 203 will not start, no 12 volt source

  • From: "George" <grndmstrg@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 18 Aug 2003 19:35:30 -0700

Sounds like Q14104 might be PNP and collector is grounded so it is turned
on. just a quess no schematic handy.

George
Afana Electronics
Moreno Valley, CA

----- Original Message -----
From: "Harry Sutton" <suttontv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, August 18, 2003 7:03 PM
Subject: [TechAssist] RCA CTC 203 will not start, no 12 volt source


> Set clicks 4 times but will not start. No 16.5 volts in on U14104. Voltage
> on collector of Q14105 is about 16 volts, base goes high when switched on,
> Q14104 base is 15.9, emmitter is 16.7 but no collector voltage. Changed
> U14104, Q14105, Q14104, and checked resistors in this circuit. Please
advise
> if anyone has seen this problem.
> Harry Sutton
> Sutton's Radio & TV
> 982 Baker Chapel Church Road
> Mt. Olive, NC 28365
> 919-658-2837
> suttontv@xxxxxxx
>
>
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