Introduction | Types of Machines | What to buy, where to buy | Bought it, now what? | Common Terms
PSR's, PAR, EPROMs what's it all mean?
Common "techie" slot terms used in the trade
CAP KIT A Capacitor Kit used to fix logic board in CRT monitors.
CM Coin Multiplier
CMOS Complementary Metal Oxide Semiconductor Memory - uses less power than original NMOS technology
CPU Central Processing Unit
DBV Dollar Bill Validator
DIP Dual In-line Package - typically a chip or a set of swtiches that has two "lines" or connectors.
EEPROM Electrically Erasable Programmable Read Only Memory
EFT Electronic Fund Transfer
EGM Electronic Gaming Machine
EPROM Eresable Programmable Red Only Memory
FLASH Rewritable memory, similar to EEPROMS, but much faster and higher capacities
GD Gamind Device
IBA Imbedded Bill Acceptor
LED Light Emiting Diode
Motherboard On slots, typically the backplane where the MPU board connects as well as the other harnesses
for the slot.
MPU Micro Processor Unit
NMOS Nitrous Metal Oxide Semiconductor. Older style technolgy used in semiconductors.
OTP PROM same as an EPROM, but cannot be reprogrammed (OTP One-Time-Programmable)
PAR Payable and Reel information file. Describes paytable probablities and reel strip listings.
PROM Programmable Read Only Memory
PSR Program Summary Report - describes slot program options and setup information.
PTS Player Tracking System
RAM Random Access Memory
ROM Read Only Memory
SP Game Chip - funcions described in PSR file.
SS Reel Chip - Paytable and Reel information described in PAR File.
ST Tournament Chip - Paytable and Reel information described in PAR File.
SW Switch - Usually when referring to dip-switches
VGM Video Gaming Device
WAP Wide-Area Progressive
Our thanks to our member Ron "r273" for the suggestion and input on this page. If you don't see a term
you'd like to have included here, mail it to me at firstname.lastname@example.org and I'll put it in.