189Copyright © 2004 Nokia. All rights reserved.Additional safety information■ Operating environmentRemember to follow any special regulations in force in any area and always switch off yourdevice when its use is prohibited or when it may cause interference or danger. Use the deviceonly in its normal operating positions. To maintain compliance with radio frequencyexposure guidelines only use enhancements approved by Nokia for use with this device.When the device is on and being worn on the body, always use an approved holder orcarrying case.Parts of the device are magnetic. Metallic materials may be attracted to the device, andpersons with a hearing aid should not hold the device to the ear with the hearing aid. Alwayssecure the device in its holder, because metallic materials may be attracted by the earpiece.Do not place credit cards or other magnetic storage media near the device, becauseinformation stored on them may be erased.■ Medical devicesOperation of any radio transmitting equipment, including wireless phones, may interferewith the functionality of inadequately protected medical devices. Consult a physician or themanufacturer of the medical device to determine if they are adequately shielded fromexternal RF energy or if you have any questions. Switch off your device in health carefacilities when any regulations posted in these areas instruct you to do so. Hospitals orhealth care facilities may be using equipment that could be sensitive to external RF energy.PacemakersPacemaker manufacturers recommend that a minimum separation of 6 in. (15.3 cm) bemaintained between a wireless phone and a pacemaker to avoid potential interference with