Verizon SCHu320 用户手册

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页码 174
Health and Safety Information       140
the current signal strength by displaying 
a number of bars next to the signal 
strength icon. The more bars displayed, 
the stronger the signal.
If you're inside a building, being near a 
window may give you better reception.
Understanding the Power Save 
Feature
If your phone is unable to find a signal 
after searching, a Power Save feature is 
automatically activated. If your phone is 
active, it periodically rechecks service 
availability or you can check it yourself 
by pressing any key.
Anytime the Power Save feature is 
activated, a message displays on the 
screen. When a signal is found, your 
phone returns to standby mode.
Understanding How Your Phone 
Operates
Your phone is basically a radio 
transmitter and receiver. When it's 
turned on, it receives and transmits 
radio frequency (RF) signals. When you 
use your phone, the system handling 
your call controls the power level. This 
power can range from 0.006 watts to 
0.2 watts in digital mode.
Maintaining Your Phone's Peak 
Performance
For the best care of your phone, only 
authorized personnel should service 
u320.book  Page 140  Friday, April 9, 2010  4:44 PM