Samsung 11252009_D5 - Manual (Page 76)

68
health and safety
information
Comply with the following precautions to avoid dangerous or
illegal situations and ensure peak performance of your mobile
device.
Keeping Tabs on Signal Strength
The quality of each call you make or receive depends on the
signal strength in your area. Your phone informs you of 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 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
Getting the Most Out of Your
Reception
i7500.book Page 68 Wednesday, November 25, 2009 12:03 PM