INT 15 - Advanced Power Management Specification - DISCONNECT INTERFACE
AX = 5304h
BX = 0000h (device ID of system BIOS)
Return: CF clear if successful
CF set on error
AH = error code (03h,09h) (see AX=5300h)
SeeAlso: AX=5302h,AX=5303h

See also: 155301

155304BX0000 - Advanced Power Management Specification - DISCONNECT INTERFACE