Resolving a low battery level

CAUTION: To reduce the risk of losing information when the device reaches a critical 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:

AC adapter

Optional expansion product or docking device

Optional power adapter

Resolving a low battery level when a charged battery is available

1.Turn off the device or initiate Hibernation.

2.Remove the discharged battery, and then insert a charged battery.

3.Turn on the device.

Resolving a low battery level when no power source is available

Initiate Hibernation.

– 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:

1.Insert a charged battery or plug the device into external power.

2.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

WARNING! Do not charge the device battery while you are onboard aircraft.

NOTE: The battery charges whether the device is off or in use, but it charges faster when the device is off.

Using battery power 19