Windows 95 & 3.1 Driver for MS-101,103,124:
Windows 95 operation requires the ROM upgrade for MS-124 with serial number below 5348 0000 or MS-101 with serial number below 5307 0000.
MS-103 and older MS-101 with "MIDIATOR" printed on the side are not upgradeable and not compatible with Windows 95, but Windows 3.x only:
Users of Compaq, Dell, Fujitsu notebook
computers: Some of these computers have a bug which causes
the MS-101 or MS-124 driver to be unable to use the interrupt.
Compaq provides a fix for this:
Windows 95 & 3.1 Driver for the MP-128 models