Modding a clone?

Ask anything your want about Megadrive/Genesis programming.

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Mairtrus
Newbie
Posts: 9
Joined: Wed Jun 24, 2009 12:52 pm

Modding a clone?

Post by Mairtrus » Sun Oct 23, 2011 12:41 am

Title says it almost all...
Some time ago, I got a MD1 clone who works pretty much like an original one (my LAKABAJO works perfectly with it, for example), but obviously the internal structure is organized way different, and the JP1-4 switchs aren't there.
The motherboard seems to be "inspired" in a VA5/VA6, since I recognized the 315-5313 and the 315-5402/5433. Obviously, they are named diferent, but I checked some signals according to the pinouts on the Wiki, and they match!
So, my question is, what signals need to be affected for the 50/60 Hz and JAP/NTSC mod?

Huge
Very interested
Posts: 197
Joined: Sat Dec 13, 2008 11:50 pm

Post by Huge » Tue Oct 25, 2011 2:41 pm

Trace back the jp1-4 jumpers on the schematics and you'll have your answer.

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