[TechAssist] Re: Rca CTC169BJ5
- From: Wayne Vanaman <Wayne@xxxxxxxxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 23 Sep 2005 07:35:13 -0500
Are you working with or without a schematic?
What is the voltage on U4101p3?
There are a couple of caps in the middle of the board go "fishy", c4143
1000uf35v, c4311 4.7uf50v. They mess with the traces and cause screwy
problems.
Wayne Vanaman
Omega Electronics
6904 W Fairfield Dr
Pensacola, Fl. 32506-3310
Wayne@xxxxxxxxxxxxxxxxxxxxx
WWW.PensacolaTVRepair.Com
850-456-5995 voice
850-458-6369 fax
Larry Poffen wrote:
> I have repl Cr4118 & most of the caps. have repl the 39uf & 2.2 uf caps
> twice with RCA parts also repl c4108, cap across cr4122. have subbed most
> of the caps around the H/O xstr & have ckd all electrolytic for esr. I
> agree the stby volt is too high & the run is too high, the 26v is about 35v.
> the 15 volt is 14.92 v I know I am overlooking something obvious, but what.
> I have worked on many of these sets & have never had this problem that I
> couldn`t fix with one of the ideas expressed by those on the forum. I even
> tried the stby adjustment, but it will change the voltage from about 184v to
> 180v. ckd resistors in the circuit & replaced U4101 again. I need to sleep
> on this one. Thanks all!!!
>
> Larrys TV & Computer Service
> Broken Arrow OK 74011
> phone 918-455-1041
> Fax 918-451-4485
> e-mail lpoffen@xxxxxxx
> ----- Original Message -----
> From: <Vmiraglia@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 22, 2005 4:26 PM
> Subject: [TechAssist] Re: Rca CTC169BJ5
>
>
>
>>Set needs to be less than 150v at stand, Try replacing 39mfd cap if you
>>have
>>an esr meter check it . cr4118 need 15 v on it, Vince by
>>Vmiraglia@xxxxxxx ,
>>
>>
>>
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