Resolving a low battery level
and has initiated Hibernation, do not restore power until the power lights turn off.
Resolving a low battery level when external power is available
Connect one of the following devices:
Optional expansion product or docking device
Optional power adapter
Resolving a low battery level when a charged battery is available
Turn off the device or initiate Hibernation.
Remove the discharged battery, and then insert a charged battery.
Turn on the device.
Resolving a low battery level when no power source is available
– or –
Save your work and shut down the device.
Resolving a low battery level when the device cannot exit Hibernation
When the device lacks sufficient power to exit Hibernation, follow these steps:
Insert a charged battery or plug the device into external power.
Exit Hibernation by briefly sliding the power switch.
Calibrating a battery
Calibrate a battery under the following conditions:
When battery charge displays seem inaccurate
When you observe a significant change in battery run time
Even if a battery is heavily used, it should not need to be calibrated more than once a month. It is also
not necessary to calibrate a new battery.
Step 1: Fully charge the battery
The battery charges whether the device is off or in use, but it charges faster when the device
To reduce the risk of losing information when the device reaches a critical battery level
Do not charge the device battery while you are onboard aircraft.
Using battery power