Re: G05 802 HV problem

From: John Robertson <jrr_at_flippers.com>
Date: Thu Oct 18 2001 - 11:09:57 EDT

I had a similar problem, unfortunately the HV transformer tends to break
the fine wires that come out of its core. I suspect if you do a continuity
check on the transformer compared to the schematic you will find a lack of
continuity. If you find a stash of those transformers let us know!

John :-#)#

At 07:41 AM 10/18/01, you wrote:
>many thanks to omar, for the new hv diode, andy for the caps, chris and
>everyone else for their help, unfortunately shes still doing the same.
>
>on powerup after fitting new caps, monitor works fine for a few seconds,
>then once warm, there is a loud mechanical buzz from the main power block,
>suggesting something causing a big drain from the hv..
>
>this coincides with a loss of picture, (the screen turns to a flickery blur
>covering about a third of the screen, i can take a photo of this)...
>
>at this stage the monitor will be defunct and only display the blur until
>the hv caps are replaced, then its a case of rinse and repeat, as it does
>the same again.
>
>a new hv diode did not stop the buzzing starting once the monitor was warm.
>
>any more help on this would be massively appreciated, in the 6 or so months
>ive had this machine its had near 900quid off me (including purchase), and
>has worked for a total of ten minutes... (long enough to convince me to part
>with my cash =])
>
>yours frustrated
>tom
>
>http://www.http404.com/sideart.jpg
>
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Received on Thu Oct 18 08:21:09 2001

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