Samsung SCH-U620ZKAVZW User Manual
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Operating Environment
Remember to follow any special regulations in force in any area and always switch 
your phone off whenever it is forbidden to use it, or when it may cause interference 
or danger. When connecting the phone or any accessory to another device, read its 
user's guide for detailed safety instructions. Do not connect incompatible products.
As with other mobile radio transmitting equipment, users are advised that for the 
satisfactory operation of the equipment and for the safety of personnel, it is 
recommended that the equipment should only be used in the normal operating 
position (held to your ear with the antenna pointing over your shoulder if you are 
using an external antenna).
Using Your Phone Near Other Electronic Devices
Most modern electronic equipment is shielded from radio frequency (RF) signals. 
However, certain electronic equipment may not be shielded against the RF signals 
from your wireless phone. Consult the manufacturer to discuss alternatives.
Pacemakers
Pacemaker manufacturers recommend that a minimum distance of 15 cm (6 inches) 
be maintained between a wireless phone and a pacemaker to avoid potential 
interference with the pacemaker.
These recommendations are consistent with the independent research and 
recommendations of Wireless Technology Research.
Persons with pacemakers:
•
should always keep the phone more than 15 cm (6 inches) from their pacemaker
when the phone is switched on.
•
should not carry the phone in a breast pocket.
•
should use the ear opposite the pacemaker to minimize potential interference.
If you have any reason to suspect that interference is taking place, switch your 
phone off immediately.
Hearing Aids
Some digital wireless phones may interfere with some hearing aids. In the event of 
such interference, you may wish to consult your hearing aid manufacturer to discuss 
alternatives.