[Tech] Namco Mappy

LukeWells

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334CR
[ukvac] [Tech] Namco Mappy
Help! I cannot find any doccumentation for the NAMCO Mappy board.

I have a RAM6 error. Where is RAM6 ? I have done all the obvious (clean and
re-socket and swap around the board any socketed rams ... but to no avail)

Thanks in advance

Luke



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LukeWells

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334CR
Re: [ukvac] [Tech] Namco Mappy
> I'm pretty sure the board is identical (more or less...) to Galaga, maybe
> the documentation for that might help???

Funny you should say that!!!!! Due to the ram6 fault( i think ) rather then
displaying mappy wizzing all over the screen during the self test (as a
healthy board will do) mine has galaga sprites wizzing all over the board. I
am asuming that the galaga sprites are in the mappy roms for some reason as
the roms are original bally/midway and the board is un-modified

Luke
 

LukeWells

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334CR
Re: [ukvac] [Tech] Namco Mappy
> I'm pretty sure the board is identical (more or less...) to Galaga, maybe
> the documentation for that might help???

Upon inspection there is no "RAM6" on a galaga board :(

Thanks anyway

Luke
 

guddler

Busting vectors like it's 1982!
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RE: [ukvac] [Tech] Namco Mappy
I have two fully working Namco Mappys here. If it can wait until later
then perhaps I can remove the socketed rams one at a time and see which
is which for you if it helps?

Guddler

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Arcade search site with PCB info too...

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