Samsung SCH-U310ZNAVZW - Manual (Page 130)

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including both installed or portable wireless equipment in
the area over the air bag or in the air bag deployment area.
If wireless equipment is improperly installed and the air
bag inflates, serious injury could result.
• Switch your phone off before boarding an aircraft. The use
of wireless phone in aircraft is illegal and may be
dangerous to the aircraft's operation.
• Failure to observe these instructions may lead to the
suspension or denial of telephone services to the offender,
or legal action, or both.
Product Performance
Getting the Most Out of Your Signal
Reception
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 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