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• Do not turn off or reset the computer while the hard disk indicator, the
optical drive indicator, or the indicator on the optional external floppy
disk drive unit is lit. Doing so may damage or even wipe out the data.
• Before turning it back on, wait at least ten seconds after turning off the
computer. Turning the power off and on in rapid succession can
damage the computer's electrical circuitry.
1
Choosing Power Source
You can use the computer with one of the following power sources:
•
AC power from a wall outlet
Use AC power whenever possible; rely on the battery only when AC power is not
available.
•
Rechargeable battery
The computer is equipped with a standard battery pack. See Chapter 2 for the
battery information.
About Power Indicators
The following indicators show the power status of the computer.
Indicator Light
Power
On (green)
Blinking (green)
Off
Battery
Connected to AC
Power Source
Powered by
Battery
The battery indicator is always off when the computer is turned off and not connected
to AC power source.
• When the battery is hot, the battery indicator may turn off and stay off
until the battery becomes cool.
• For more information on System standby/hibernate, see Chapter 2.
1-4
Meaning
Operating
In System Standby
Powered off or in System Hibernate
On (green)
Fully charged
On (orange)
Being charged
Blinking
In abnormal state (Remove the
(orange)
battery pack and install it again.)
Off
Has power
Blinking (red)
Almost completely discharged
(The warning beep sounds.)
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