Bootleg MVS boards
When it comes to NeoGeo bootlegs, games are on the front line. But bootleg systems also exist !
Nightmare Tony's comment is [here].
Some pictures are from [MVS Scans].
"Aries" MV1FZ
"NO" MV1FZ
- Vertical board is soldered
- Normal DIP format 68k CPU
- Through-hole 5% resistors video DAC
- Custom chips are marked "A66" (NEO-B1 ?), "NO-03", "NO-5" (and a blank one)
- Original YM2610
- Uses a bunch of PALs
- Backup RAM saved by a supercap
"NO" MV1C
- Uses the same "NO-03" and "NO-5" chips as above
- Gold nugget 16MHz 68k CPU !
- The "9817 870768593" chip is probably the same as "A66"
- Space for a QFPR clone of the YM2610 in U1A ?
- Uses a bunch of PALs
- RAM chips on the back side
- Backup RAM saved by a supercap
"Gobit" MV1FZ
- Vertical board is soldered
- Custom chips are marked "68C101", "68C202" and "68C303"
- Socketed Toshiba Z84 Z80 and Motorola 68k CPUs
- YM2610 clone named ECW08-4 ?
- 4 ROMs as in original MVS boards: BIOS, SFIX ROM, M1 ROM, LO
- Backup RAM saved by a supercap
"Gobit" MV1C
- Same custom chips as above
Picture from maikoldrumer.
"Goldstar" version
- DIP format (overclocked!) 10MHz 68k CPU
- Through-hole 5% resistors video DAC
- Custom chips are marked "NEN0.4" ([[NEO-D0] ?), "007", "NEN08", "NEN09"
- Socketed original YM2610
- Uses a bunch of PALs
- Backup RAM saved by a supercap