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2. ODD
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3. LAN
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Maximizing battery operating time
A battery's usefulness depends on how long it can supply power on a
single charge, while how long the charge lasts in a battery depends on:
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How often and for how long you use the hard disk drive and external
disk(c) drives, for example, optical disc and floppy diskette drive.
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How much charge the battery contained to begin with.
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How you use optional devices, such as ExpressCards, to which the
battery supplies power.
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Whether you enable Sleep Mode, which can conserve battery power if
you are frequently turning the computer off and on.
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Where you store your programs and data.
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Whether you close the display panel when you are not using the
keyboard - closing the display saves power.
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The environmental temperature - operating time decreases at low
temperatures.
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The condition of the battery terminals - you should always ensure the
terminals stay clean by wiping them with a clean dry cloth before
installing the battery pack.
Extending battery life
To maximize the life of your battery packs:
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At least once a month, disconnect the computer from a power source
and operate it on battery power until the battery pack fully discharges.
Before doing so, follow the steps as detailed below.
1. Turn off the computer's power.
2. Disconnect the AC adaptor and turn on the computer's power - if it
User's Manual
Optical disc drive power on/off function
Please refer to the
Built-in LAN Enable/Disable function
Please refer to Chapter 7,
Processor speed
Screen brightness
System Sleep Mode
System Hibernation Mode
Display power off period
Hard disk drive power off period
does not turn on then go to Step 4.
Hot keys
section in Chapter 5,
HW
Setup, for details.
Power and Power-Up Modes
The
Keyboard.
6-7
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