Nokia Lumia 820 User Manual

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Contents

Nokia Lumia 820 User Manual Manual pdf 117 page image

Battery and charger safetyAlways switch the device off and unplug the charger before removing the battery. To unplug a charger or an accessory, hold andpull the plug, not the cord.When your charger is not in use, unplug it. If left unused, a fully charged battery will lose its charge over time.Always keep the battery between 15°C and 25°C (59°F and 77°F) for optimal performance. Extreme temperatures reduce thecapacity and lifetime of the battery. A device with a hot or cold battery may not work temporarily.Accidental short-circuiting can happen when a metallic object touches the metal strips on the battery. This may damage thebattery or the other object.Do not dispose of batteries in a fire as they may explode. Obey local regulations. Recycle when possible. Do not dispose ashousehold waste.Do not dismantle, cut, crush, bend, puncture, or otherwise damage the battery in any way. If a battery leaks, do not let liquidtouch skin or eyes. If this happens, immediately flush the affected areas with water, or seek medical help. Do not modify, attemptto insert foreign objects into the battery, or immerse or expose it to water or other liquids. Batteries may explode if damaged.Use the battery and charger for their intended purposes only. Improper use, or use of unapproved or incompatible batteries orchargers may present a risk of fire, explosion, or other hazard, and may invalidate any approval or warranty. If you believe thebattery or charger is damaged, take it to a service centre before continuing to use it. Never use a damaged battery or charger.Only use the charger indoors. Do not charge your device during a lightning storm.Small childrenYour device and its accessories are not toys. They may contain small parts. Keep them out of the reach of small children.Medical devicesOperation of radio transmitting equipment, including wireless phones, may interfere with inadequately shielded medical devices'function. Consult a physician or the medical device's manufacturer to determine if it is adequately shielded from external radioenergy.Implanted medical devicesTo avoid potential interference, manufacturers of implanted medical devices recommend a minimum separation of 15.3centimetres (6 inches) between a wireless device and the medical device. Persons who have such devices should:• Always keep the wireless device more than 15.3 centimetres (6 inches) from the medical device.• Not carry the wireless device in a breast pocket.• Hold the wireless device to the ear opposite the medical device.• Switch the wireless device off if there is any reason to suspect that interference is taking place.• Follow the manufacturer directions for the implanted medical device.If you have any questions about using your wireless device with an implanted medical device, consult your health care provider.HearingWarning: When you use the headset, your ability to hear outside sounds may be affected. Do not use the headset whereit can endanger your safety.Some wireless devices may interfere with some hearing aids.Protect your device from harmful contentYour device may be exposed to viruses and other harmful content. Take the following precautions:• Be cautious when opening messages. They may contain malicious software or otherwise be harmful to your device orcomputer.• Be cautious when accepting connectivity requests, browsing the internet, or downloading content. Do not accept Bluetoothconnections from sources you do not trust.© 2014 Microsoft Mobile. All rights reserved. 117

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