User's Manual

29
aircraft. If your device offers a ‘flight mode’, this must be enabled prior to
boarding an aircraft.
Interference in Cars
Please note that because of possible interference to electronic
equipment, some vehicle manufacturers forbid the use of mobile phones in
their vehicles unless a hands-free kit with an external antenna is included in
the installation.
Explosive Environments
Petrol Stations and Explosive Atmospheres
In locations with potentially explosive atmospheres, obey all posted
signs to turn off wireless devices such as your phone or other radio
equipment.
Areas with potentially explosive atmospheres include fuelling areas,
below decks on boats, fuel or chemical transfer or storage facilities, areas
where the air contains chemicals or particles, such as grain, dust, or metal
powders.
Blasting Caps and Areas
Power off your mobile phone or wireless device when in a blasting
area or in areas posted power off “two-way radios” or “electronic devices” to
avoid interfering with blasting operations.
Common fault diagnosis
The faults
possible reasons