Huawei U8520-51 User manual

HUAWEI U8520-51
User Guide

1
Reading Before Proceeding
Safety Precautions
Please read the safety precautions carefully to ensure the
correct use of your mobile phone.
Do not crash, throw, or puncture your mobile
phone. Avoid the falling, squeezing, and bending of
your mobile phone.
Do not use your mobile phone in a moist
environment, such as the bathroom. Prevent your
mobile phone from being soaked or washed in
liquid.
Do not switch on your mobile phone when it is
prohibited to use phones or when the phone may
cause interference or danger.
Do not use your mobile phone while driving.
Follow any rules or regulations in hospitals and
health care facilities. Switch off your mobile phone
near medical apparatus.
Switch off your mobile phone in aircraft. The phone
may cause interference to control equipment of the
aircraft.
Switch off your mobile phone near high-precision
electronic devices. The phone may affect the
performance of these devices.

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Do not attempt to disassemble your mobile phone
or its accessories. Only qualified personnel are
allowed to service or repair the phone.
Do not place your mobile phone or its accessories
in containers with a strong electromagnetic field.
Do not place magnetic storage media near your
mobile phone. Radiation from the phone may erase
the information stored on them.
Do not put your mobile phone in a high-
temperature place or use it in a place with
flammable gas such as a gas station.
Keep your mobile phone and its accessories away
from children. Do not allow children to use your
mobile phone without guidance.
Use only approved batteries and chargers to avoid
the risk of explosions.
Observe any laws or regulations on the use of
wireless devices. Respect others’ privacy and legal
rights when using your wireless device.
Strictly follow the relevant instructions of this
manual while using the USB cable. Otherwise your
mobile phone or PC may be damaged.

3
Legal Notice
Copyright © Huawei Technologies Co., Ltd. 2011. All rights
reserved.
No part of this document may be reproduced or transmitted
in any form or by any means without prior written consent of
Huawei Technologies Co., Ltd.
The product described in this manual may include
copyrighted software of Huawei Technologies Co., Ltd. and
possible licensors. Customers shall not in any manner
reproduce, distribute, modify, decompile, disassemble,
decrypt, extract, reverse engineer, lease, assign, or
sublicense the said software, unless such restrictions are
prohibited by applicable laws or such actions are approved
by respective copyright holders under licenses.
Trademarks and Permissions
, , and are trademarks or registered
trademarks of Huawei Technologies Co., Ltd.
Other trademarks and product, service and company names
mentioned are the property of their respective owners.
Notice
Some features of the product and its accessories described
herein rely on the software installed, capacities and settings
of local network, and may not be activated or may be limited
by local network operators or network service providers.
Thus the descriptions herein may not exactly match the
product or its accessories you purchase.

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Huawei Technologies Co., Ltd. reserves the right to change
or modify any information or specifications contained in this
manual without prior notice or obligation.
Huawei Technologies Co., Ltd. is not responsible for the
legitimacy and quality of any products that you upload or
downloadthroughthismobilephone,includingbut not limited
to the text, pictures, music, movies, and non-built-in software
with copyright protection.Any consequencesarisingfromthe
installation or usage of the preceding products on this mobile
phone shall be borne by yourself.
NO WARRANTY
THE CONTENTS OF THIS MANUAL ARE PROVIDED “AS
IS”. EXCEPT AS REQUIRED BY APPLICABLE LAWS, NO
WARRANTIES OF ANY KIND, EITHER EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE, ARE MADE IN
RELATION TO THE ACCURACY, RELIABILITY OR
CONTENTS OF THIS MANUAL.
TO THE MAXIMUM EXTENT PERMITTED BY
APPLICABLE LAW, IN NO CASE SHALL HUAWEI
TECHNOLOGIES CO., LTD. BE LIABLE FOR ANY
SPECIAL, INCIDENTAL, INDIRECT, OR
CONSEQUENTIAL DAMAGES, OR LOST PROFITS,
BUSINESS, REVENUE, DATA, GOODWILL OR
ANTICIPATED SAVINGS.
Import and Export Regulations
Customers shall comply with all applicable export or import
laws and regulations and will obtain all necessary
governmental permits and licenses in order to export, re-

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export or import the product mentioned in this manual
including the software and technical data therein.

6
Getting to Know Your Mobile
Phone
Mobile Phone View
Phone at a Glance
Note:
All the pictures in this guide are for your reference only. The actual
appearance and display depend on the mobile phone you purchase.
1 Power key 2 Earpiece
3 Proximity sensors 4 Volume control keys
5Callkey 6 End key
7 Home key 8 Send key
1
2
3
4
5
8 7 6 15
12
13
14
5
11
10
9

7
Key functions at your fingertips
Note:
To customize the function of the End key, Touch Settings > General
info & option > End button behavior.
9MENU key 10 Search key
11 Back key 12 Headset jack
13 Charging/Data
interface 14 Camera
15 Speaker
Power
key
• Press to turn on your mobile phone.
• Press and hold to open the Phone
options menu.
• Press to lock the screen when your
mobile phone is on.
Send key Press to go to the Call log screen.
MENU
key
• Press to open the menu on an active
screen.
• Press and hold to open the keyboard so
you can perform quick searches.
• Press to unlock the screen.
Back key • Press to return to the previous screen.
• Press and hold to return Homescreen.
• Press to exit any application you are
running.
End key • Press to end a call.
• Press to return to the Home screen.

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To customize sensitivity level of Trackpad, Touch Settings > General
info & option > Trackpad.
Getting Started with Your Mobile
Phone
Installing the SIM Card
1. Remove the battery cover.
2. Insert the SIM card as shown in the diagram.
Note:
When inserting the SIM card, ensure that the golden contact faces
downward.

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Installing the Battery
1. Remove the battery cover.
2. Insert the battery at a downward angle (a) and move it
slightly forward until it snaps into place at (b).
3. Replace the battery cover.
Charging the Battery
Before charging the battery, ensure that it has been properly
inserted into your phone.
1. Connect the USB cable that came with your mobile phone
to the charger, as shown in 1.
2. Connect the USB cable to your mobile phone, as shown in
2. Then, plug in the connector of the charger to an
electrical outlet.
a
b