SCF Reference Manual for the Storage Subsystem (G06.27+, H06.04+)

Storage Subsystem Commands
SCF Reference Manual for the Storage Subsystem529937-008
14-103
REPLACE SAC Command
FIRMWARE [[$volume.]subvol.]filename
specifies the name of the new EMU firmware file. The file must exist, and it must
have file code 0. The default volume and subvolume is the current SYSnn.