Re: 19V2000 problem

From: Phil Morris <arcaderelics_at_irongiant.org.uk>
Date: Tue Nov 08 2005 - 13:44:01 EST

Re this fault (detailed below) - I've now replaced the Big Blue cap on the
power brick but I'm afraid that the fault remains.

I really detest this kind of fault as it's such a pain to track down - does
anyone yet have any idea on whether I can use an HV unit from a G05-805 in
this 19V2000 please? At least this will show if it's the HV or deflection
board at fault (if I can use that HV unit).

Thanks,
Phil

At 10:45 06/11/2005 +0000, you wrote:

>The 19V2000 vector monitor in my Asteroids cab has a minor (but
>irritating) display problem where the display slightly 'pulses' larger and
>smaller by perhaps two or three millimetres, it varies.
>
>The problem is more prevalent if there is flashing text on the screen
>(such as the flashing PUSH START) or if there is a lot of onscreen
>activity such as a load of larger asteroids floating about.
>
>In test mode the display barely 'pulses' at all.
>
>Surely this isn't likely to be an HV diode problem as doesn't that cause
>'blooming', ie the display just keeps getting larger and larger - this is
>not the case here.
>
>Also, can an H1802 diode be used in this monitor (as opposed to an H1809
>or H1812) ?
>
>I can't find any exact reference to this specific problem either on the
>'net or in the black and white vector monitor FAQ.
>
>
>
>Thanks,
>Phil
>
>
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Received on Tue Nov 8 13:41:51 2005

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