8
Running LIFEBOOK on its Battery
This section describes the steps to run the
notebook on its internal standard battery.
Power Button
(This picture is for illustration purpose only and
may look different from the actual unit)
Disconnect the AC adapter from your notebook
and press the power button.
Checking the Power Level
of the Battery
This section describes the steps to run the
notebook on its internal standard battery.
Battery Charging Indicator ( )
This lamp indicates charging status of battery
when AC adaptor is connected to PC.
• Blue lamp is lit
Charging completed.
• Amber lamp is lit
Charging
• Purple lamp ashes
Charging stopped (due to battery temperature
alarm, etc. [Note 1])
• OFF
No charging due to disconnected AC
adaptor.
T h e p o w e r l e v e l o f t h e b a t t e r y
decreases faster when it is used in cold
place.
The ch a r g e ability of the bat t e r y
decreases after it has been used over
a long period of time. If the battery runs
down very fast, replace it with a new
battery.
When the power is turned off, the
status display LEDs are all OFF except
for during battery charging.
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