Tech Help - Jr. Pacman

[Oly]

Archived from groups: rec.games.video.arcade.collecting (More info?)

Working on a Jr. Pacman PCB. Need the rom images for chips 6A and 6C.
Also will a 2764 work or will I need a different chip. Thanks, Brian

 

[Guest]

Archived from groups: rec.games.video.arcade.collecting (More info?)

"OLY" <boldenburger@msn.com> wrote in message
news:1115085133.216543.61170@z14g2000cwz.googlegroups.com...
> Working on a Jr. Pacman PCB. Need the rom images for chips 6A and 6C.
> Also will a 2764 work or will I need a different chip. Thanks, Brian

I don't have the schematics handy, but my notes seem to indicate that there
aren't any programmed chips in those locations. Maybe they're supposed to
be empty...?

 

[noname]

Archived from groups: rec.games.video.arcade.collecting (More info?)

Those aren't EPROMs, those are RAM 6116 or MB8128.

-Jeff

"OLY" <boldenburger@msn.com> wrote in message
news:1115085133.216543.61170@z14g2000cwz.googlegroups.com...
> Working on a Jr. Pacman PCB. Need the rom images for chips 6A and 6C.
> Also will a 2764 work or will I need a different chip. Thanks, Brian
>