Hello Vogons,

This is my first post here, I have an IBM PS1 in my collection and found an old dump of the EPROM from it.
I share the dump file here in attachment, maybe it can be useful for someone.

Specs:
IBM PS1 486SX-25
Type 2133
Model 540
EPROM 07/11/93 ST Microelectronics M27C1001-15F1