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24 Getting Started
Battery life estimates (approximations):
• Standby time: Up to 300 hours for GSM
Up to 300 hours for UMTS.
• Talk time (Screen off): Up to 5.5 hours for GSM
Up to 4.5 hours for UMTS.
Warning! To reduce risk of fire or burns:
• Do not attempt to open, disassemble, or service the battery pack.
• Do not crush, puncture, short external contacts, or dispose of in fire
or water.
• Do not expose to temperatures above 60
o
C (140
o
F).
• Replace only with the battery pack designated for this product.
• Recycle or dispose of used battery as stipulated by local regulation.
To check the battery power
Do one of the following:
• Tap the battery level icon ( ) on the Today screen.
• Alternatively, tap Start > Settings > Systems tab > Power.
Battery power information
Charge the battery
The battery in the box is shipped partially charged. Before you start using
your device, it is recommended that you install and charge the battery.
Some batteries perform best after several full charge/discharge cycles. You
can charge the battery in two ways: