156 Appendix
Safety Precautions
SAFETY IN AIRCRAFT: This product can cause interference to an aircraft's
navigation system and network. In most countries it is against the law to use
this product on board an airplane.
ENVIRONMENTAL SAFETY: Do not use this product in gas stations, fuel
stores, chemical plants and locations containing explosives.
ROAD SAFETY: Vehicle drivers in motion are not permitted to use handheld
telephony services, except in emergency. In some countries, using hands-free
devices as an alternative is allowed.
MEDICAL EQUIPMENT SAFETY: This product may cause medical equipment
malfunction. In most hospitals or medical centers use of this product is
forbidden.
Other tips and cautions
•
Avoid using your phone near metal structures (for example, the
steel frame of a building).
•
Avoid using your phone near strong electromagnetic sources,
such as microwave ovens, sound speakers, TV and radio.
•
Avoid using your phone after a dramatic change in temperature.