Appendix 197
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.
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
MEDICAL EQUIPMENT SAFETY: This product may cause medical equipment malfunction. In most hospitals or medical centers use of this product is forbidden.