This kit carries with it no guaranty of compatibility to your particular game. Although this kit has been tested in several Sega G-80 arcade games and CPU boards, there’s a remote possibility that some of them are different. If you carefully follow these instructions, you’ll do fine and everything will work.
Getting Started: First, let’s cover what you’ll need in some detail. The kit is designed to be installed into any Sega G-80 Vector Arcade Game (“game” or “machine”), but in order to play all the games you need to have a Star Trek type control panel.
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Locate the EPROM card (it should be the only card without any cables attached to the end). Press the release levers on the EPROM card and remove it as well. The EPROM card for different games will have different numbers of chips on it. It will look something like this: Put the EPROM card somewhere safe.
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4 player Eliminator, with no control changes. You can use this with a 4-player Eliminator control panel and control adapter to play 4-player games of Eliminator. Note—this seems to work fine on some machines, but hangs on others. I don’t know why.
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Space Fury. Self Test The self test runs much like a “standard” self test on the G-80. To skip tests, hold down both Player 1 and Player 2 start buttons for several seconds and then release them. ROM tests are not performed. Sound tests are limited to the Universal Sound Board and Star Trek Speech board.
Latch2 Latch2 Latch2 Latch1 Latch1 Latch1 D7 is the most significant bit, D0 is the least significant bit. As games are selected the following values are placed on Latch1: snd_map: h'10 h'21 h'42 h'13 h'24...