User Guide

AMI BIOS Utility
3-18
Hard Disk Power-down Mode
This option lets you set when to
“s
pin down your IDE hard disk. The disk
returns to full speed once the system resumes to normal mode. The available
settings are Standby, Suspend and Disabled. The default setting
is Suspend.
Hard Disk Timeout (Minutes)
This option lets you specify when to set the hard disk to the specified power-
down mode.
Standby Timeout (Minutes)
This function lets you set when to put the system into standby mode. In
standby mode, the CPU clock slows down. Any event detected returns the
system to full power. The settings are 10 sec, 30 sec, 1 min, 5
min, 10 min, 20 min, 30 min and Disabled.
Suspend Timeout (Minutes)
This function lets you set when to put the system into suspend mode. In
suspend mode, the CPU clock stops. Any event detected returns the system to
full power. The settings are 10 sec, 30 sec, 1 min, 5 min,
10 min, 20 min, 30 min and Disabled.
Slow Clock Ratio
When the system enters the standby mode, the CPU clock starts to slow down.
This parameter lets you set the
“s
low down
”
clock ratio. The settings are
1:2, 1:4, 1:8, 1:16, 1:32, 1:64 and 1:128.
IRQ 3, 4, 5, 7, 8, 9, 10, 11, 12, 13, 14, 15
These parameters enable or disable specific I/O devices as wake up events in
the power management mode.
You must enable at least one IRQ activity.
Otherwise, the system stays in suspend mode.