135Copyright © 2005 Nokia. All rights reserved.• Use a soft, clean, dry cloth to clean any lenses [such as camera, proximitysensor, and light sensor lenses].• Use only the supplied or an approved replacement antenna. Unauthorisedantennas, modifications, or attachments could damage the device and mayviolate regulations governing radio devices.All of the above suggestions apply equally to your device, battery, charger, or anyenhancement. If any device is not working properly, take it to the nearestauthorised service facility for service.■ Additional safety informationOperating environmentRemember to follow any special regulations in force in any area and always switchoff your device when its use is prohibited or when it may cause interference ordanger. Use the device only in its normal operating positions. This device meets RFexposure guidelines when used either in the normal use position against the ear orwhen positioned at least 2.2 cm (7/8 inch) away from the body. When a carry case,belt clip, or holder is used for body-worn operation, it should not contain metaland should position the device at least 2.2 cm (7/8 inch) away from your body.In order to transmit data files or messages, this device requires a qualityconnection to the network. In some cases, transmission of data files or messagesmay be delayed until such a connection is available. Ensure the above separationdistance instructions are followed until the transmission is completed.