Re: TV tunes all channels but not properly.

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#528

From: b
Date: Mon, 11 Jul 2005 15:49

24 lines
2057 bytes


alitonto ha escrito:
> Teak TV ct-M687;HDTV   Any advice please.
> All channels can be somewhat tuned but none of them look good.
> Picture is distorted/wavy and the sound cuts in and out for about 5
> minutes from when TV is first turned on.
>
> I have tested with a VCR and cannot receive stations from the RF but
> this is confusing me: I switch the VCR to test and can get the 2
> vertical white lines by tuning the TV to channel 3 (via RF) but cannot
> receive anything.
> However I do get perfect picture and sound via the scart connector.
>
> So far I have resoldered etc.; I have B+ at 12.11v and various voltages
> on other pins at the tuner but no reading on the IF pin.
>
> I would appreciate any thoughts on narrowing down the problem.
> Thanks
> ALI

sounds like you need to check the I.F. section for bad caps and/or  the
aft may need a tweak.
B.

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From: "b" <reverend_rogers@yahoo.com>
Newsgroups: sci.electronics.repair,aus.electronics
Subject: Re: TV tunes all channels but not properly.
Date: 11 Jul 2005 08:49:06 -0700
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