RE: Follow up 1084s question

Is there a way to install a V-Hold pot? I couldn't seem to find one on
mine. My pac-man board slowly scrolls vertically on this monitor.

Matt

> -----Original Message-----
> From: owner-techtoolslist@flippers.com [mailto:owner-
> techtoolslist@flippers.com] On Behalf Of James Bright
> Sent: Tuesday, March 02, 2004 6:41 PM
> To: techtoolslist@flippers.com
> Subject: RE: Follow up 1084s question
>
>
> Just a quick follow up note.
>
> On my 1084S, it's pot R225, "H-HOLD" and according to my DMM, it's 30K.
> I mounted a 25K pot (more than adequate) externally on the casing. Works
> well. I can't always get Tron to sync up, but I am also using boards
> that don't work 100%. Usually I can get close enough though.
>
> I just ran a few lines through the plastic case and mounted it using a
> bracket and a small bit of prototyping board.
>
> JB
>
> --James Bright
> www.QuarterArcade.com
> Restored Arcade Games for your Home
>
> > -----Original Message-----
> > From: owner-techtoolslist@flippers.com [mailto:owner-
> > techtoolslist@flippers.com] On Behalf Of James Bright
> > Sent: Tuesday, March 02, 2004 10:14 AM
> > To: techtoolslist@flippers.com
> > Subject: Re: Follow up 1084s question
> >
> >
> > You didn't by chance see a similar pot labeled H-FREQ? I believe
> that's
> > what
> > it was labeled on the board itself.
> >
> > Thanks for the link. If I have time, I'll see if I can set something
> up
> > this
> > weekend (going out of town on business so it may be a couple of days).
> >
> > JB
> >
> > --James Bright
> > www.QuarterArcade.com
> > Restored Arcade Games for your Home
> >
> >
> > ----- Original Message -----
> > From: "Franklin Bowen" <Franklin@Bowen.net>
> > To: "James Bright" <james@quarterarcade.com>;
> <techtoolslist@flippers.com>
> > Sent: Tuesday, March 02, 2004 9:59 AM
> > Subject: Re: Follow up 1084s question
> >
> >
> > > I agree, outside of sync problems, the monitor works great for vids.
> > Let
> > > me know how it works as I'm interested too. Looking at the
> schematics I
> > > found (http://staff.washington.edu/rrcc/uwweb/1084P/):
> > >
> > > Horiz. Sync, R437, 22K
> > > Vert. Sync, R331, 47K
> > >
> > > HTH
> > >
> > >
> > > At 07:00 AM 3/2/2004, James Bright wrote:
> > > > > This requires removing the case and finding the H.FREQ pot..
> this is
> > > > > often near the front of the tube on the right (if you looked
> from
> > the
> > > > > back).
> > > >
> > > >
> > > >I had this just happen with Tron (had to build a simple circuit to
> > combine
> > > >/H and /V sync too...).
> > > >
> > > >I put everything back together and tested it with another JAMMA
> board
> > (MKII)
> > > >and it wouldn't sync. I'm thinking I'm just going to mount that pot
> on
> > the
> > > >case so that I don't have to keep pulling it apart. Anyone done
> that
> > before?
> > > >It's a tiny trim pot and I had this idea after I reassembled
> > everything.
> > > >Anyone know what the value of the pot is?
> > > >
> > > >Otherwise using this monitor has been great.
> > > >
> > > >JB
> > > >
> > > >--James Bright
> > > >www.QuarterArcade.com
> > > >Restored Arcade Games for your Home
> > > >
> > > >
> > > >If you ever want to (un)subscribe yourself with TTL, you can send
> mail
> > to:
> > > ><Majordomo@flippers.com>
> > > >with the following command in the body of your email message:
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> > >
> > > --
> > > Franklin Bowen (Franklin@Bowen.net)
> > > http://fmbbowen.com:39353
> > >
> > >
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Content preview: Is there a way to install a V-Hold pot? I couldn't seem
  to find one on mine. My pac-man board slowly scrolls vertically on this
  monitor. Matt >

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Received on Tue Mar 2 23:18:37 2004