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36 Chapter 2
Power Management
The Power Management menu lets you configure the system power-management feature. It works only under
APM mode.
IMPORTANT:
If an ACPI-aware operating system such as Windows 98 or Windows 2000 is installed in ACPI
mode, the operating system will use the ACPI interfaces. Then the settings in Power Management
page is non-effective.
The following screen shows the Power Management parameters and their default settings:
The following table describes the parameters found in this menu. Settings in
boldface
are the default and
suggested settings.
Parameter Description Options
Power Management Mode Allows you to reduce the system’s power
consumption. When enabled, the IDE hard
disk and system timers become
configurable.
Enabled
or Disabled
IDE Hard Disk Standby Timer Allows the hard disk to enter Standby mode
after inactivity of 1 to 15 minutes, depending
on your setting.
1 to 15 minutes, or
Off
System Sleep Timer Automatically puts the system to power-
saving mode after a specified period of
inactivity. Any keyboard or mouse action, or
any activity detected from the IRQ channels
resumes system operation.
2, 5, 10, 15, 20,
30
, 40,
50...120 minutes, or Off
Sleep Mode Lets you specify the power-saving mode
that the system will enter after a specified
period of inactivity. This parameter is
configurable only if the System Sleep Timer
is enabled.
Standby or
Suspend
Power Switch < 4 sec. Lets you specify whether to automatically
turn off the machine or put the system to
Suspend mode when the power switch is
pressed for less than 4 seconds.
Power Off
or Suspend
System Wake-up Event Lets you specify the activity that will resume
the system to normal operation.
Power Management
Power Management Mode .....................................[Enabled ]
IDE Hard Disk Standby Timer ............................[OFF]
System Sleep Timer .............................................[30] Minute(s)
Sleep Mode ........................................................[Suspend]
Power Switch < 4 sec..............................................[Power Off]
System wake-up event
Modem Ring Indicator.......................................... [Enabled ]
PCI Power Management.......................................[Enabled ]
Restart on AC/Power Failure .................................[Enabled ]