Acer Extensa 390 User Manual page 65

Operating on Battery Power
Heuristic Power Management Mode must be
q
set to
[ENABLED]
System Sleep State must be set to
q
There are five ways to enter standby mode:
Pressing the sleep hot key Fn-F7 ( )
q
If the waiting time determined by the
q
computer's HPM unit elapses without any
system activity, the computer goes into
standby mode.
Closing the display cover
q
If the computer is about to enter hibernation
q
mode with System Sleep State set to
[HIBERNATION]
the hibernation file is invalid or not
q
present.
there is a I/O PC card present in the PC
q
Card slot(s).
Invoked by the operating system power saving
q
modes
Note: If the computer beeps but does not enter
standby mode after pressing the sleep hot key, it
means the operating system will not allow the
computer to enter the power saving mode.
The following signals indicate that the computer is
in standby mode:
.
, but
.
[STANDBY]
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