IC, Software, EPROM, V1.00, QB - 2-31-0095

IC, Software, EPROM, C4 - 2-31-0066

IC SOFTWARE EPROM D5 - 2-31-0064

IC,SOFTWARE EPROM UPGRADE Q2 - 2-31-0059

IC, Software, EPROM, V1.03, NS - 2-31-0076

IC SOFTWARE EPROM Q6,V1.01 - 2-31-0092

Alesis

IC, Software, EPROM, V1.02, NP - Alesis - 2-31-0078

IC, Software, EPROM, V2.04, BR/PC - 2-31-0002

Alesis

IC, Software, EPROM, Vl.02, NB - Alesis - 2-31-0079

IC, EPROM, V1.00 - PHOTON 25 - 9-61-0134