Tips for improving battery performance
Before using your phone, fully charge the battery.
The following functions drain the battery more quickly, and adversely affect talk and standby times:
•Backlighting is frequently on. (To adjust backlighting, see page 63.)
•The phone is frequently used in analog mode. If 
is not visible on the home screen, the phone is in analog mode. (To set your phone to operate in different modes, see “Roam Option” on page 73).
•You are far away from a base station or cell site when in digital mode.
•Data cables or accessories, such as the
•No service is available, or service is available intermittently. The phone requires more power to acquire service than to maintain consistent service.
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