Nokia N900 User Giude page 131

Hold the wireless device to the ear opposite the medical device.
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Turn the wireless device off if there is any reason to suspect that interference is
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taking place.
Follow the manufacturer directions for the implanted medical device.
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If you have any questions about using your wireless device with an implanted medical
device, consult your health care provider.
Hearing aids
Some digital wireless devices may interfere with some hearing aids.
Vehicles
RF signals may affect improperly installed or inadequately shielded electronic systems in
motor vehicles such as electronic fuel injection, electronic antilock braking, electronic
speed control, and air bag systems. For more information, check with the manufacturer
of your vehicle or its equipment.
Only qualified personnel should service the device or install the device in a vehicle. Faulty
installation or service may be dangerous and may invalidate your warranty. Check
regularly that all wireless device equipment in your vehicle is mounted and operating
properly. Do not store or carry flammable liquids, gases, or explosive materials in the
same compartment as the device, its parts, or accessories. Remember that air bags inflate
with great force. Do not place your device or accessories in the air bag deployment area.
Switch off your device before boarding an aircraft. The use of wireless teledevices in an
aircraft may be dangerous to the operation of the aircraft and may be illegal.
Potentially explosive environments
Switch off your device in any area with a potentially explosive atmosphere. Obey all
posted instructions. Sparks in such areas could cause an explosion or fire resulting in
bodily injury or death. Switch off the device at refuelling points such as near gas pumps
at service stations. Observe restrictions in fuel depots, storage, and distribution areas;
chemical plants; or where blasting operations are in progress. Areas with a potentially
explosive atmosphere are often, but not always, clearly marked. They include areas
where you would be advised to turn off your vehicle engine, below deck on boats,
chemical transfer or storage facilities and where the air contains chemicals or particles
such as grain, dust, or metal powders. You should check with the manufacturers of
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Product and safety information 131
vehicles using liquefied petroleum gas (such as propane or butane) to determine if this
device can be safely used in their vicinity.
The surface of this device is nickel-free.
Emergency calls
Before making an emergency call, switch the device on, and check for adequate signal
strength. If the screen and keys are locked, slide the lock switch on the side of the device
to unlock them.
Important: This device operates using radio signals, wireless networks, landline
networks, and user-programmed functions. Emergency calls can be made using the
cellular phone.It is not possible to make an emergency call using voice calls over the
internet (internet calls). Connections in all conditions cannot be guaranteed. You should
never rely solely on any wireless device for essential communications like medical
emergencies.
Make an emergency call
1 Select > Phone.
2 Select and the cellular call type.
3 Enter the official emergency number for your present location.
4 Select to start the call.
Make an emergency call without entering PIN, PUK, or lock code
1 When the device asks for the code, enter the emergency number for your present
location. The Emergency call
2 Select Emergency call to make the call. After the emergency call, you need to
enter the required PIN, PUK, or lock code to be able to use other device functions.
When making an emergency call, give all the necessary information as accurately as
possible. Your wireless device may be the only means of communication at the scene of
an accident. Do not end the call until given permission to do so.
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