7 power management setup – Acrosser AR-B1661 User Manual
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AR-B1661 Manual
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4.7 POWER MANAGEMENT SETUP
The Power Management Setup allows you to save energy of your system effectively. It will shut down the hard 
disk and turn off video display after a period of inactivity. 
 
ACPI
When using AT power, please select Disable.
Power Management
This field allows you to select the type of power saving management modes. There are four selections for Power 
Management. 
Min. Power Saving
Minimum power management
Max. Power Saving
Maximum power management.
User Define
Each of the ranges is from 1 min. to 1hr. Except 
for HDD Power Down, which ranges from 1 min. 
to 15 min. 
(Default) 
NOTE: In order to enable the CPU overheat protection feature, the Power Management field should not be
set to Disabled.
 
PM Control by APM 
This field allows you to use the Advanced Power Management device to enhance the Max. Power Saving mode 
and stop the CPU’s internal clock. If the Max. Power Saving is not enabled, this will be preset to NO. 
 
Video Off Method
This field defines the Video Off features. There are three options. 
V/H SYNC + Blank Default setting, blank the screen and turn off vertical and horizontal scanning. 
 
DPMS
Allows the BIOS to control the video display card if it supports the DPMS feature.
Blank Screen
This option only writes blanks to the video buffer.
 
Video Off After 
As the system moves from lesser to greater power-saving modes, select the mode in which you want the monitor 
to blank.