Sharp PC-AL27 Operation Manual - Page 49

Battery and Power Management, Battery Pack

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CHAPTER 2 Battery and Power Management This chapter explains how to manage the computer's power effectively and use the battery pack. 2 In this section, you often see the expression "Power Options Properties dialog box". To open the dialog box: 1. Click start - Control Panel. 2. Click Performance and Maintenance - Power Options in Category view or double-click Power Options icon in Classic view. Battery Pack When not connected to an external power source, the computer operates with the rechargeable battery pack. The duration of the battery life may be longer if the computer's power management is active. See the Power Management section in this chapter for the power management. To keep the battery life longer: • Condition the battery pack if the actual remaining power in your battery is less than what the Windows Power Meter indicates. (See the Conditioning Battery Pack section in this chapter.) • Turn off the computer when you are not using it. • The duration of the battery depends on the computer usage. Using applications, which heavily use external peripherals, will result in shorter battery life. • When using the computer for several hours with battery power, enable power management and set the system hibernate. Refer to the Power Management section in this chapter. • When the battery has not been charged, the computer may not operate properly. Connect the AC power source to charge the battery. 2-1

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2-1
2
CHAPTER 2
Battery and Power Management
This chapter explains how to manage the computer’s power effectively and use the
battery pack.
In this section, you often see the expression “
Power Options Properties
dialog box”. To open the dialog box:
1.
Click
start
–
Control Panel
.
2.
Click
Performance and Maintenance
–
Power Options
in
Category view or double-click
Power Options
icon in Classic
view.
Battery Pack
When not connected to an external power source, the computer operates with the
rechargeable battery pack. The duration of the battery life may be longer if the
computer’s power management is active. See the
Power Management
section in this
chapter for the power management.
To keep the battery life longer:
•
Condition the battery pack if the actual remaining power in your battery is less than
what the Windows
Power Meter
indicates. (See the
Conditioning Battery Pack
section in this chapter.)
•
Turn off the computer when you are not using it.
•
The duration of the battery depends on the computer usage. Using
applications, which heavily use external peripherals, will result in
shorter battery life.
•
When using the computer for several hours with battery power, enable
power management and set the system hibernate. Refer to the
Power
Management
section in this chapter.
•
When the battery has not been charged, the computer may not operate
properly. Connect the AC power source to charge the battery.