[TechAssist] Re: TA RCA P52812AB(PTK195AB)Dead..Was conver. issue
- From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 30 Jan 2004 08:28:11 -0800
Thanks Jim,
Bob W just sent me a bunch..
Jeff
> Hi Jeff,
> I have some PDF prints I can send you on the chassis if you
need a copy let
> me know
>
> Jim Bailey
> Bailey's TV Sales & Service
> Buckhannon, WV 26201
> baileystv@xxxxxxxxxxxx
>
>
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Intrepid Video
> Support
> Sent: Friday, January 30, 2004 9:57 AM
> To: Techassist
> Subject: [TechAssist] TA RCA P52812AB(PTK195AB)Dead..Was conver.
issue
>
>
> I had a call originally on this for convergence going out after 30-60
> minutes. Replaced STK IC U19700 and
> open R19233 (15K-3w). After replacing these, the set is dead...I
double
> checked every connector many times
> and can not find the problem.
>
> S/B voltages seem find(no print)..Best I can do from my notes is,
pin 5 of
> micro has 2.5v, press power,
> goes to 0 v.
> U14701 has B+, but 0v on either output. Replaced and still 0v..I
> disconnected the output from circuit and
> still 0v, replaced, same problem..
> I measured these pins as I pressed power and the 5 volts for the
output
> comes up, but the 12v goes to a
> couple volts, then to 0.
> I've tried the troubleshooting guides, with no luck...or they don't
apply to
> this set.
> I am still at a loss what could have happened from the time I
ordered these
> convergence parts and replaced
> them..any ideas?
> Thank you.
>
> Jeff Dougherty
> Intrepid Video TV/VCR
> 263 S Front St
> Steelton PA 17113
> fax...717-564-4952
> www.intrepid-video.com www.tech-repair.net
>
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--
Jeff Dougherty
Intrepid Video TV/VCR Repair
263 S Front St
Steelton PA 17113
(F)717-564-4953
www.intrepid-video.com www.tech-repair.net
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