Health and safety information138Operating EnvironmentRemember to follow any special regulations in forcein any area and always switch your phone offwhenever it is forbidden to use it, or when it maycause interference or danger.When connecting the phone or any accessory toanother device, read its user’s guide for detailedsafety instructions. Do not connect incompatibleproducts.As with other mobile radio transmitting equipment,users are advised that for the satisfactory operationof the equipment and for the safety of personnel, itis recommended that the equipment should only beused in the normal operating position (held to yourear with the antenna pointing over your shoulder).Electronic DevicesMost modern electronic equipment is shielded fromradio frequency (RF) signals. However, certainelectronic equipment may not be shielded againstthe RF signals from your wireless phone. Consultthe manufacturer to discuss alternatives.PacemakersPacemaker manufacturers recommend that aminimum distance of 15 cm (6 inches) bemaintained between a wireless phone and apacemaker to avoid potential interference with thepacemaker. These recommendations are consistentwith the independent research andrecommendations of Wireless Technology Research.Persons with pacemakers:Health and safety information139l should always keep the phone more than 15 cm(6 inches) from their pacemaker when the phoneis switched on.l should not carry the phone in a breast pocket.l should use the ear opposite the pacemaker tominimize potential interference.If you have any reason to suspect that interferenceis taking place, switch your phone off immediately.Hearing AidsSome digital wireless phones may interfere withsome hearing aids. In the event of suchinterference, you may wish to consult your hearingaid manufacturer to discuss alternatives.Other Medical DevicesIf you use any other personal medical devices,consult the manufacturer of your device todetermine if it is adequately shielded from externalRF energy. Your physician may be able to assist youin obtaining this information. Switch your phone offin health care facilities when any regulations postedin these areas instruct you to do so. Hospitals orhealth care facilities may be using equipment thatcould be sensitive to external RF energy.VehiclesRF signals may affect improperly installed orinadequately shielded electronic systems in motorvehicles. Check with the manufacturer or itsrepresentative regarding your vehicle. You shouldalso consult the manufacturer of any equipmentthat has been added to your vehicle. You should