[TechAssist] Re: RCA G32643SK CTC187CN3 question FIXED

  • From: "Shaun" <satguy@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 9 Jun 2005 18:14:41 -0600

OK, I replaced Q4401 with a 2SC5129 and found loose leg on T4301 set is
running normally.

Shaun

Advanced Electronics
224 West Riverview Ave.
Fort Morgan, CO 80701
----- Original Message ----- 
From: "John Mielke" <maintv2004@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, June 09, 2005 3:10 PM
Subject: [TechAssist] Re: RCA G32643SK CTC187CN3 question


> Yes, BUH517 or 223942 is the correct horiz out.  The B+ to the horiz
should
> be +140v with power on.  The IHVT is somewhat of a common problem but I
> would not change it for no reason.  If the horiz out runs hot but plays
OK,
> I would check C4303, C4306, R4402 and T4301.  If it insists on running hot
I
> would replace it with a 2SC5129 but I would not use any other replacement.
> The 2SC has a faster switch time and seems to run cooler.  HTH, John.
> John Mielke
> Main TV
> 636 Main St
> Longmont, Co 80501
> 303 776 6955
> 303 776 0792 fax
> www.longmontmaintv.com
> maintv2004@xxxxxxxxxxx
> ----- Original Message ----- 
> From: "Shaun" <satguy@xxxxxxxxxxxxx>
> To: "tech" <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, June 09, 2005 2:51 PM
> Subject: [TechAssist] RCA G32643SK CTC187CN3 question
>
>
> > This RCA came in with the horz-output shorted, the one in there says
> BUH517.
> > I am wondering if this is an original. Also is there anything else I
need
> to
> > look at? The regulator is not shorted but I am replacing it along with
> Q4401
> > horz output. Is the flyback a common problem with this unit and if so
does
> > anyone know what it should ring using a Sencore LC103?
> >
> > Shaun
> >
> > Advanced Electronics
> > 224 West Riverview Ave.
> > Fort Morgan, CO 80701
> >
>
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