Connect the tablet to external AC power under any of the following conditions:
● When charging a battery
●
When installing or modifying system software
●
When running Disk Defragmenter
● When performing a backup or recovery
When you connect the tablet to external AC power, the following events occur:
●
The battery begins to charge.
●
If the tablet is turned on, the power meter icon in the notification area changes appearance.
When you disconnect external AC power, the following events occur:
●
The tablet switches to battery power.
●
The display brightness is automatically decreased to save battery life.
30 Chapter 6 Power management
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