Grudge Match (v00.90, Italy, location test?)

EMU Infos
dumper	vernimark
date	09/11/2017
emulator	MAME 0.192
dev	David Haywood

PCB Infos
name	grudge on Arcade Database
description	Grudge Match (v00.90, Italy, location test?)
year	1987
manufacturer	Bally Midway

Technical references

CPUs

QTY	Type	clock	position	function
1x	6809		main PCB 17c	8-bit Microprocessor - main
1x	S68B50P		main PCB 8g	Asincronous Communications Interface Adapter (ACIA)
1x	oscillator	?	main PCB
1x	Z0840004PSC-Z80CPU		sound PCB 6a	8-bit Microprocessor - sound
1x	S68B50P		sound PCB 2-3a	Asincronous Communications Interface Adapter (ACIA)
6x	CEM3394		sound PCB 1e,2e,3e,4e,5e,6e	Controllable Synthesizer Voice - sound
1x	MM5837N		sound PCB 7d	Digital Noise Source - sound
1x	DAC1219LCJ		sound PCB 1b	12-Bit Digital-to-Analog Converter - sound
1x	TMP8253P-5		sound PCB 3a	Programmable Interval Timer
1x	TL074CN		sound PCB 1b	Operational Amplifier - sound
1x	oscillator	8.000	sound PCB O1

ROMs

QTY	Type	position	status
1x	MBM2764	video PCB 10	dumped
1x	2764	ROMs PCB 6a	dumped
6x	M27256	ROMs PCB 1a,2a,3a,4a,5a,6b	dumped
1x	PROM	ROMs PCB 1c	not dumped yet
2x	PROM	main PCB 15e,20f	not dumped yet

RAMs

QTY	Type	position
2x	CDM6116AE3	sound PCB 15,20
1x	X2212D	ROMs PCB 1b
32x	STC4116-3N	main PCB 1-8 a-d

PLDs

QTY	Type	position	status
1x	PAL16R6NC	sub PCB	read protected

Others

2x 8 DIP switches banks (main PCB 1g,1h)

Notes

main PCB is marked: "(C)1985 BALLY SENTE INC. 006-8025-01-0B" on component side
sound PCB is marked: "SENTE TECHNOLOGIES DD 78007-10 0A REV A1" on component side
ROMs PCB is marked: "(C)1985 BALLY SENTE INC. 006-8025-01-0B REV B" on component side
sub PCB is marked: "LC 8712" on component side

update 20180106: more pictures update 20180107: full description of components