R e f e r e n c e i n f o r m a t i o nNokia 6020 User Guide 69 Copyright © 2005 Nokia• Not carry the device in a breast pocket• Hold the device to the ear opposite the pacemakerIf you have any reason to suspect that interference is taking place, switch offyour device immediately.Hearing aidsSome digital wireless devices may interfere with some hearing aids. If interferenceoccurs, consult your hearing aid provider.VehiclesRF signals may affect improperly installed or inadequately shielded electronicsystems in motor vehicles such as electronic fuel injection systems, electronicantiskid (antilock) braking systems, electronic speed control systems, air bagsystems. For more information, check with the manufacturer or its representativeof your vehicle or any equipment that has been added.Only qualified personnel should service the device, or install the device in a vehicle.Faulty installation or service may be dangerous and may invalidate any warrantythat may apply to the device. Check regularly that all wireless device equipmentin your vehicle is mounted and operating properly. Do not store or carry flammableliquids, gases, or explosive materials in the same compartment as the device, itsparts, or enhancements. For vehicles equipped with an air bag, remember that anair bags inflate with great force. Do not place objects, including installed or portablewireless equipment in the area over the air bag or in the air bag deployment area.If in-vehicle wireless equipment is improperly installed and the air bag inflates,serious injury could result.AirplanesUsing your device while flying may be prohibited. Switch off your device beforeboarding an aircraft. The use of wireless teledevices in an aircraft may be dangerousto the operation of the aircraft, may disrupt the wireless teledevice network, andmay be illegal.Failure to observe these instructions may lead to suspension or denial of teledeviceservices to the offender, legal action, or both.