Nokia Lumia 830 User Manual page 116

Hearing
Warning: When you use the headset, your ability to hear outside sounds may be affected. Do not use the headset where
it can endanger your safety.
This device has been tested and rated for use with hearing aids for some of the wireless technologies used in this device. However,
there may be some newer wireless technologies used in this device that have not yet been tested for use with hearing aids. It is
important to try the different features of this device thoroughly and in different locations, using your hearing aid or cochlear
implant, to determine if you hear any interference. Consult your service provider about its return and exchange policies and for
information on hearing aid compatibility.
Some wireless devices may interfere with some hearing aids.
Warning: For hearing aid compatibility, switch the Bluetooth function off.
Your device complies with FCC rules on hearing aid compatibility. These rules require an M3 rating or higher. The M value of your
device is marked on the device sales package. To determine the M-rating of your hearing aid and compatibility with this device,
consult your hearing health professional. For more info about accessibility, go to www.nokiaaccessibility.com.
To use a telecoil-equipped hearing aid with this device, activate the hearing aid (T switch) and the device telecoil. The sound
quality depends on the type of your hearing aid.
Protect your device from harmful content
Your 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 or
computer.
• Be cautious when accepting connectivity requests, browsing the internet, or downloading content. Do not accept Bluetooth
connections from sources you do not trust.
• Only install and use services and software from sources that you trust and that offer adequate security and protection.
• Install antivirus and other security software on your device and any connected computer. Only use one antivirus app at a
time. Using more may affect performance and operation of the device and/or computer.
• If you access preinstalled bookmarks and links to third party internet sites, take the appropriate precautions. Microsoft
Mobile does not endorse or assume liability for such sites.
Information on health
The U.S. Food and Drug Administration (FDA) and the U.S. Federal Communications Commission (FCC) published statements and
questions and answers concerning mobile telephones and health. Microsoft Mobile encourages you to visit these websites for
updated information. You can access the FDA website at www.fda.gov/Radiation-EmittingProducts/
RadiationEmittingProductsandProcedures/HomeBusinessandEntertainment/CellPhones/default.htm and the FCC website at
transition.fcc.gov/oet/rfsafety/rf-faqs.html. Additional health-related information is available from the World Health
Organization (WHO) at www.who.int/mediacentre/factsheets/fs193/en/ and The National Cancer Institute ("NCI")
www.cancer.gov/ncicancerbulletin/NCI_Cancer_Bulletin_092308/page7. In the event that you are concerned about possible
health effects, the FDA suggests that you limit your own or your children's radio frequency (RF) exposure by limiting the length
of calls or by using handsfree devices.
Vehicles
Radio signals may affect improperly installed or inadequately shielded electronic systems in vehicles. For more info, check with
the manufacturer of your vehicle or its equipment.
Only qualified personnel should install the device in a vehicle. Faulty installation may be dangerous and invalidate your warranty.
Check regularly that all wireless device equipment in your vehicle is mounted and operating properly. Do not store or carry
flammable or explosive materials in the same compartment as the device, its parts, or accessories. Do not place your device or
accessories in the air bag deployment area.
Safety and texting while driving
Safety should be every driver's first priority. Drivers must obey all local laws that may include restrictions on the use of mobile
telephones or accessories while driving. If use is legal, always keep your hands free to operate the vehicle while driving and use
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