Schematics
AES
Big thanks to Wolfsoft and ArcadeTV for the scans.
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MVS
Beware ! There's an error on page 9 (cartridge edge connections): ROMOE/4MB are swapped. ROMOE should be on pin 33 bottom, and 4MB is on pin 34 bottom.
Page 1
- 68k
- System ROM
- 68k RAM
- Battery-backed RAM
- NEO-C1
- joypad ports
- UPD4990
- battery circuit
Page 2
Page 3
- System register latch
- NEO-E0
- Palette RAM
- Video DAC
Page 4
Page 5
- speaker amp
- NEO-F0
- DIP switches
- cab outputs
Page 6
Daughterboard connections
Page 7
Page 8
Daughterboard connections
Page 9
Cartridge connections