7Operating environmentRemember to follow any specialregulations in force in any area andalways power off your Wireless LANAdapter whenever it is forbidden to use it,or when it may cause interference ordanger.When connecting the Wireless LANAdapter or any accessory to anotherdevice, read its user's guide for detailedsafety instructions. Do not connectincompatible products.As with other mobile radio transmittingequipment, users are advised that for thesatisfactory operation of the equipmentand for the safety of personnel, it isrecommended that the Wireless LANAdapter should only be used in the normaloperating position.Electronic devicesMost modern electronic equipment isshielded from radio frequency (RF) signals.However, certain electronic equipmentmay not be shielded against the RF signalsfrom your Wireless LAN Adapter.PacemakersPacemaker manufacturers recommend thata minimum separation of 20 cm (6 inches)be maintained between a Wireless LANAdapter and a pacemaker to avoidpotential interference with the pacemaker.These recommendations are consistentwith the independent research by andrecommendations of Wireless TechnologyResearch. Persons with pacemakers shouldalways keep the Wireless LAN Adaptermore than 20 cm (6 inches) from theirpacemaker when the Wireless LANAdapter is powered on. If you have anyreason to suspect that interference istaking place, power off your Wireless LANAdapter immediately.Hearing aidsSome digital wireless devices mayinterfere with some hearing aids.Other medical devicesOperation of any radio transmittingequipment, including a Wireless LANAdapter, may interfere with thefunctionality of inadequately protectedmedical devices. Consult a physician orthe manufacturer of the medical device todetermine if they are adequately shieldedfrom external RF energy or if you haveany questions. Power off your WirelessLAN Adapter in health care facilities whenany regulations posted in these areasinstruct you to do so. Hospitals or healthcare facilities may be using equipmentthat could be sensitive to external RFenergy.Posted facilitiesPower off your Wireless LAN Adapter inany facility where posted notices sorequire.Potentially explosiveatmospheresDo not use your Wireless LAN Adapterwhen in any area with a potentiallyexplosive atmosphere and obey all signsand instructions. Sparks in such areascould cause an explosion or fire resultingin bodily injury or even death.Users are reminded of the need to observerestrictions on the use of radio equipmentin fuel depots (fuel storage anddistribution areas), chemical plants orwhere blasting operations are in progress.