Sprint Nextel LA990009-0462 - Manual (Page 95)

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Important Safety and Warranty Information
Replace the battery when it no longer provides acceptable
performance. It can be recharged hundreds of times before it
needs to be replaced.
Disposal of Batteries
The dual-band Sprint PCS Touchpoint Phone™ batteries are
Lithium Ion (LiIon); please dispose of properly. In some areas,
the disposal of rechargeable batteries in household or business
trash may be prohibited.
Understanding How Your Phone Operates
Your Sprint PCS Phone™ is basically a radio transmitter and
receiver. When it’s turned on, it receives and transmits radio
frequency (RF) signals. Your phone transmits in the frequency
range of 1851.25 MHz to 1908.75 MHz and receives in the
frequency range of 1931.25 MHz to 1988.75 MHz in digital
mode and transmits in the frequency range of 869.04 MHz to
893.97 MHz and receives in the frequency range of 824.04 MHz
to 848.97 MHz in analog mode. The power level can reach a
maximum of 200mW. When your phone is in use, the system
handling your call controls the power level.
Following Safety Guidelines
To operate your phone safely and efficiently, you should always
follow any special regulations in a given area. Be sure to turn
your phone off in areas where use is forbidden or when it may
cause interference or danger.