Sprint Nextel 755P ユーザーズマニュアル

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Maintaining Safe Use of and Access to Your Device
Do Not Rely on Your Device’s Phone for Emergency Calls 
Wireless phones such as the one on your Treo device operate using radio signals, which 
cannot guarantee connection in all conditions. Therefore you should never rely solely upon 
any wireless phone for essential communication (for example, medical emergencies). 
Emergency calls may not be possible on all cellular networks or when certain network 
services and/or phone features are in use. Check with your local service provider for details.
Using Your Phone While Driving 
Talking on your phone while driving (or operating the phone without a hands-free device) is 
prohibited in some jurisdictions. Laws vary as to specific restrictions. Remember that safety 
always comes first.
Following Safety Guidelines
To operate your device safely and efficiently, always follow any special regulations in a 
given area. Turn your device’s phone off in areas where use is forbidden or when it may 
cause interference or danger.
Using Your Device’s Phone Near Other Electronic Devices
Most modern electronic equipment is shielded from radiofrequency (RF) signals. However, 
RF signals from wireless phones may affect inadequately shielded electronic equipment.
RF signals may affect improperly installed or inadequately shielded electronic operating 
systems and/or entertainment systems in motor vehicles. Check with the manufacturer or 
their representative to determine if these systems are adequately shielded from external 
Tip:
Purchase an optional hands-free accessory at your local Sprint Store, or 
call the  Sprint Accessory Hotline at 1-800-974-2221 or by entering 
#222
 on your device.