[TechAssist] Re: RCA TV CTC185AA3,F25211BCTX1,Regulator Q4114

  • From: "teltek3" <teltek3@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 24 Jul 2003 16:06:43 -0400

What did you use for a H/O transistor? (BUH517)

-Ed-
Tel-Tek Electronics
Ontario-Canada
teltek3@xxxxxxxxxxxx
----- Original Message ----- 
From: "Taylors Electronics" <taylorselectronics@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, July 24, 2003 1:37 PM
Subject: [TechAssist] RCA TV CTC185AA3,F25211BCTX1,Regulator Q4114


> RCA TV Chassis CTC185AA3, Model F25211BCTX1
> Set dead regulator cct shorted and HOT shorted.
> Replaced HOT and installed transistor kit #231523.
> Also replaced Q4116 witch was also shorted.
> Set came up high voltage and all for split second and then failed.
> Replaced HOT and regulator cct parts again.
> When starting up at approx 85volts reg cct is pulsing on/off, frequency of
> pulsing increasing as line voltage is increased, but set will not start.
> I have checked everything on this chassis and I need help.
>
> Thanks in advance
>
>
>
> Taylor's Electronics (Tom Taylor)
> PO Box 854
> 218 Van Buren Street
> Kemptville, Ontario, Canada, K0G-1J0
> Tel/Fax 613-258-0960
> Email: taylorselectronics@xxxxxxxxxxx
>
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