IBM 770 manual Set Timer Control, SMAPI BIOS B-33, Input Field, Output Field

Set Timer Control
Input Field
Major Function Number -		22
Minor Function Number -		ð3
Parameter 1	-	Bits 15-8 Reserved
		Bits 7-ð	Timer control
		Bit ð -	System
		(Hibernation/suspend) timer
			= ð : Disable
			= 1 : Enable
		Bit 1 -	Standby timer
			= ð : Disable
			= 1 : Enable
		Bit 2 -	LCD off timer
			= ð : Disable
			= 1 : Enable
		Bit 3 -	HDD off timer
			= ð : Disable
			= 1 : Enable
		Bits 7-4 - Reserved
Parameter 2	-	Reserved
Parameter 3	-	Reserved
Parameter 4	-	Reserved
Parameter 5	-	Reserved
Output Field
Return Code	-	Error status
Auxiliary Return Code -		Reserved
Parameter 1	-	Reserved
Parameter 2	-	Reserved
		Reserved
Parameter 3	-	Reserved
Parameter 4	-	Reserved
Parameter 5	-	Reserved

SMAPI BIOS B-33