Re: G08 deflection problem

Wasn't there a second set of power supplies to the preamp stages of this
monitor? Something like +12 and -12? Check those (one is probably dead).

Jenison Mark-QA3578 wrote:

> >
> > Thanks Dave. The Horiz Width, etc all work fine. You are
> > the third person to suggest to me that it looks like a power
> > supply issue. I need to check the +63/-63V on the board. I
> > will check that later this week. I was able to get another
> > deflection board working in the mean time.
>
> Ok, I checked the +63/-63V on the board at pins 1 and 7 of both the
> connectors to the deflection transistors, and they both read ok. The
> size/centering adjustments do not appear to move the lines where the
> vertical and horizontal deflection fails. So I don't have full +Y and -X
> deflection. Any ideas? What's next to try?
>
> --
> Mark Jenison
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Received on Fri Feb 23 16:30:13 2001