Re: Looking for Neo-Geo schematics?

BTW, just to follow up - if I power up a NeoGeo board *without* a cartridge
installed, I should still see a test screen, right? The service manual seems
to imply this, but I want to make sure.

-atw

----- Original Message -----
From: "Andy Welburn" <warlords@ntlworld.com>
To: <rasterlist@synthcom.com>
Sent: Monday, July 29, 2002 11:44 PM
Subject: Re: RASTER: Looking for Neo-Geo schematics?

> I think you will be dead lucky to ever find the schematics for the Neo
Geo..
> SNK are well known for their hoarding of information, especially the
neogeo
> as it would b a prime target for bootlegging..
>
> i could be wrong, but i've never even heard of any schems for the neogeo
> floating about.. ever.... even at commercial operators places.
>
> Andy
>
> ----- Original Message -----
> From: "Andrew Wilson" <andrew@aqualion.net>
> To: <rasterlist@synthcom.com>
> Sent: Tuesday, July 30, 2002 6:29 AM
> Subject: RASTER: Looking for Neo-Geo schematics?
>
>
> > I've got a Neo Geo 1-slot (MV-1F) I picked up off of ebay that I'm
trying
> to
> > repair. The previous owner did something screwy with the video, as the
> video
> > ground line was crisped.
> >
> > Anyhow, after repairing the video ground, when I boot it up, it looks
like
> > I'm getting the test grid, but the board is not putting out any video
sync
> > (at least, none that my logic probe can detect). I'm getting signals on
> the
> > other video lines, just no sync.
> >
> > It's a 3-layer board, so it's hard to trace the circuit manually. Does
> > anyone know where I can get a copy of the Neo Geo schematics? I've
looked
> at
> > all the usual places, as well as at a bunch of NeoGeo places on the net,
> but
> > I just can't find any.
> >
> > Thanks for any help,
> >
> > -atw
> >
>
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Received on Tue Jul 30 09:26:27 2002