Product And Safety Info; Certification Information (Sar) - Microsoft Lumia 550 User Manual

Product and safety info

Important: For important information on the safe use of your device and battery, read the Product and safety
information booklet before you take your device into use.
Some of the accessories mentioned in this user guide, such as charger, headset, or data cable, may be sold separately.
You can only use your device on the LTE 800 (20), 900 (8),1800 (3), 2100 (1), 2600 (7); WCDMA 850 (5), 900 (8), 2100
(1); and GSM 850, 900, 1800, 1900 MHz networks. You need a subscription with a service provider.
Important: 4G/LTE might not be supported by your network service provider or by the service provider you are
using when traveling. In these cases, you may not be able to make or receive calls, send or receive messages or
use mobile data connections. To make sure your device works seamlessly when full 4G/LTE service is not
available, it is recommended that you change the highest connection speed from 4G to 3G. To do this, swipe
left on the start screen, and tap
Properties. Switch Highest connection speed to 3G.
For more information, contact your network service provider.
Use your device only with an original BL-T5A rechargeable battery.
Charge your device with AC-18 charger. Charger plug type may vary.
Microsoft Mobile may make additional battery or charger models available for this device.
Third-party chargers that comply with the applicable USB requirements, and that can connect to your device USB
connector, may also be compatible.
The surface of this device is nickel-free.
Use only compatible memory cards approved for use with this device. Incompatible cards may damage the card and
the device and corrupt data stored on the card.
Keep a safe distance when using the flash. Do not use the flash on people or animals at close range. Do not cover the
flash while taking a photo.
Hearing
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.
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 information about accessibility, go to
http://www.microsoft.com/en/mobile/accessibility/hearing-aid-compatibility/.
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.

Certification information (SAR)

This mobile device meets international guidelines for exposure to radio waves.
Your cellular phone is a radio transmitter and receiver. It is designed not to exceed the limits for exposure to radio
waves (radio frequency electromagnetic fields), recommended by international guidelines from the independent
scientific organization ICNIRP. These guidelines incorporate substantial safety margins that are intended to assure the
protection of all persons regardless of age and health.
© 2015 Microsoft Mobile. All rights reserved.
Settings > Network & wireless > Cellular & SIM. Select the SIM, and tap
14