User’s Manual 6-2
Power and Power-up Modes
Power indicators
The Battery, DC IN and Power indicators on the system indicator panel
alert you to the computer’s operating capability and battery charge status.

Battery indicator

Check the Battery indicator to determine the status of the battery pack -
the following indicator conditions should be noted:
Power on Power off
(no operation)
AC adaptor not
connected Battery charge is
above low battery
trigger point
• Operates
• LED: Battery off
DC IN off
Battery charge is
below low battery
trigger point
• Operates
• LED: Battery
blinking orange
DC IN off
Battery charge is
exhausted Computer goes into
hibernation or shuts down
(depending on the Toshiba
power Management Utility
Setting)
No battery
installed • No operation
•LED: Battery off
DC IN off
Blinking orange Indicates battery charge is below low battery
trigger point.
Orange Indicates the AC adaptor is connected and
charging the battery.
Green Indicates the AC adaptor is connected and the
battery is fully charged.
No light Under any other conditions, the indicator does
not light.
If the battery becomes too hot while it is being charged, the charge will
stop and the battery indicator will go out. When the battery’s temperature
falls to a normal range, charge will resume. This event occurs regardless
of whether the power to the computer is on or off.