Acer 370LXB User Manual page 15

3.5.1 ACPI Function
This item allows you to enable or disable the function of Advanced Configuration and Power Interface which
offers improved power management .
3.5.2 Power Management
Min Saving System starts power saving function when the
inactivity period exceeds 1 hour.
Max Saving System starts power saving function when the
inactivity period exceeds 1 min.
User Defined Allows user to define the inactivity period
before power saving function activates,
3.5.3 PM Control by APM
Select "Yes" if your system has Advanced Power Management (APM) .
3.5.4 Video Off Method
This field defines the video off features. The following options are available: DPMS OFF, DPMS Reduce ON, Blank Screen, V/H
SYNC+Blank, DPMS Standby, and DPMS Suspend. The DPMS (Display Power Management System) features allow the BIOS
to control the video display card if it supports the DPMS feature.
3.5.5 Video Off After
This option allows your monitor to blank after your system went into Doze, Standby or Suspend mode. You can elect to not
blank screen by select "N/A". Default value is "Standby".
3.5.6 Doze Mode
When system is inactive after the predefined time limit, system performance will drop down. This is the first level of Power
Management.
3.5.7 Standby Mode
System turns off the video signal and the fixed drives. This is the second level of Power Management.
3.5.8 Suspend Mode
System further shuts down all devices except for CPU itself. This is the third level of Power Management.
3.5.9 HDD Power Down
This instructs hard drives to shut off while in the Power Management modes.
3.5.10 VGA Active Monitor
To enable or disable the detection of VGA activity for power down state transition.
3.5.11 Soft-off by PWR-BTTN ( for ATX power supply )