Chapter 1 25Power Management
Power Saving Mode Phenomenon
Standby Mode
!Waiting time specified by the
System Standby value or the
operating system elapses
without any system activity.
!Closing the display cover
!When the computer is about to
enter Hibernation mode (e. g.,
during a battery-low c ondition),
but the Hibernation file is invalid
or not present.
!When customized functions for
power management are set to
Standby and the correspon ding
action is taken.
!Invoked by the operating
system power-saving modes.
!The buzzer beeps
!The Sleep indicator ligh ts up
Hibernation Mode
!When customized functions for
power management are set to
Hibernation and the
corresponding action is taken.
!Invoked by the operating
system power-saving modes.
!All power shuts off
Display Standby Mode
Keyboard, built-in touchp ad , and an
external PS/2 pointing device are
idle for a specified period.
!The display shuts off
Hard Disk Standby Mode
Hard disk is idle within a specified
period of time.
!Hard disk drive is in standby mode.
(spindle turned off)
Environmental Requirements
Item Specification
Temper ature
Operating +5 ~ +35°C
Non-operating -10 ~ +60°C
Non-operating -20 ~ +60°C (storage package)
Humidity
Operating 20% ~ 80% RH, non-conden sing
Non-operating 20% ~ 90% RH, non-co ndensing (Unpacked)
Non-operating 20% ~ 90% RH, non-co ndensing (storage pa ckage)
Vibration
Operating (unpacked) 5 ~ 25.6 Hz: 0.38mm (p eak to peak)
25.6 ~ 250 Hz: 0.5G
Non-operating (unpacked) 5 ~ 27.1 Hz: 0.6G
27.1 Hz ~ 50 Hz: 0.4mm (p eak to peak)
50 ~ 500 Hz: 2.0G
Non-operating (packed ) 5 ~ 62.6 Hz: 0.51mm (p eak to peak)
62.6 Hz ~ 500 Hz: 4G