L40SX BIOS, BIOS Model 'F8', Submodel '23'
27C010-200nS EPROM in PLCC 32 package

FRU: 95F4981 (marked externally on label as "ER107")
27 FEB 1991, Revision '02'

FRU: 95F6766
26 AUG 1991, Revision '03'