[TechAssist] Re: RCA 27" TV Stereo - F276388C - CTC187AB - Scrambled Video - Buzzing Sound
- From: becyn <becyn@xxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 14 Jan 2005 13:29:07 -0500
From you description, I assume that this is a tuner related problem?
I have seen the osc crystal and the tunning IC insde the the tuner area
give troubles like that, Most recently the IC tunning voltage drift has been
more the culpret than the crystal.
Jim McVey
McVey Alltronix
327 Broadway
Newburgh N.Y. 12550
"If it doesn't play...
CALL MCVEY !!!!!!"
Factory authorized
service for over 20
major brands.
845 561 8383
(Last of the Mohegans)
David wrote:
>Hi Techs,
>
>When first powered-up the picture is all out of whack, i.e. scrambled
>image, white noisy (horizontally) scrambled looking image with buzzing
>audio. After a minute the picture gradually comes in better and better
>until it’s just fine. Turning the TV off and then back on has no effect.
>The TV must be turned off for an hour or so before the same problem
>reoccurs. The problem is not affected by mechanical vibrations. I’m
>stumped! Has anyone seen this before? I’m not sure where to begin
>looking for this problem as I do not have a schematic for this chassis.
>
>Thank-you.
>
>David Lessard
>Mr_fixit@xxxxxxxxxxxx
>Alexandria, Ontario, Canada
>
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