System 3,4,6 ROM Information and Upgrades
ROM revisions for select games are maintained on-line and can be
downloaded. See EPROM
Programming Information on how to use Pinball Software downloads to
burn new ROMs for your game. Click on history for ROM revision history.
Click on the ROM image name to download a copy of the ROMs for a
Pinball Software Version Information
- To see what version your game is running, set your test switch to
AUTO/UP and press ADVANCE while in Game Over mode. You will see
"1GGG" in the player 1 display, where GGG is the game
number. The player 2 display will show the number of the installed
The ROM file for each game includes only the IC14 Game ROM for each
machine. These take the place of the smaller PROM1/2/3 chips that may
be installed in your game, with the exception of Firepower, which
needs all four chips.
If you install a game ROM for any game except Firepower, you may
remove the PROMs in IC21, IC22, and IC26.
Flipper and Sound/Speech ROMs
- There are three versions of Flipper ROMs used in early Williams
games, White, Yellow, and Green. These ROMs are common between all
games of the same Flipper ROM color. You must use the Flipper ROM
color specified for your particular game, otherwise the Game ROM will
not function properly.
All Sound and Speech ROMs for these games are included with the game
ROM file. Not all games use all chips, and the chip size varies per
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