Heavy Metal Geomatrix (Rev B)

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EMU Infos
dumper Guru
date 20/07/2003
emulator MAME 0.114u1
dev Guru
PCB Infos
name hmgeo on ProgettoEMMA
hmgeo on Arcade Database
description Heavy Metal Geomatrix (Rev B)
year 2001.06.06
manufacturer Sega

Contents

Technical references

CPUs

QTY Type clock position function
1x oscillator 28.000 osc1

ROMs

QTY Type position status
1x M27322 EPR-23716A.ic22 dumped
11x M27W064 MPR-23705.ic1 - 23715.ic11 dumped
1x X76F100 ic37 dumped

RAMs

QTY Type position
2x IDT71256 ic44,ic45

PLDs

QTY Type position status
1x 315-6213 ic41 read protected

Others

joystick + 2 buttons (all known HMG carts have "Rev B" label on case, needs verification is it really (Rev B))

Notes

It's a NAOMI cart.
Cart type: 171-7919A
Cart N°: 840-0005C
Protection IC: SEGA 315-5881 (317-5071-COM)
Key: 0x00038510

Files

1370

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