Derby Owners Club II Ver.2.1 (Japan, Rev B)

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EMU Infos
dumper Guru
date 23/04/2009
emulator MAME 0.131
dev Guru
PCB Infos
name derbyoc2
description Derby Owners Club II (Rev B)
year 2001.10
manufacturer Sega

Technical references

CPUs

QTY Type clock position function
1x oscillator 28.000 osc1

ROMs

QTY Type position status
1x M27C322 222306B.ic22 dumped
11x MaskROM 128Mb TSOP48 MPR-22295.ic1-22305.ic11 dumped

RAMs

QTY Type position
2x IDT71V256 ic44,ic45

PLDs

QTY Type position status
1x 315-6213 ic41 read protected
1x EPM7032 315-6319A ic27 read protected

Others

Notes

It's a NAOMI cart.
Cart type: 171-8132B
Cart N°: 840-0083C
Protection IC: SEGA 315-5881 (317-0327-JPN)
Key: 0x????????

Files

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