Zte X991 User manual

WCDMA Digital Mobile Phone
User Manual
The manual is applicable for ZTE-U X991 mobile phone.

Copyright © 2010 by ZTE Corporation
All rights reserved.
No part of this publication may be excerpted, reproduced, translated or
utilized in any form or by any means, electronic or mechanical, including
photocopying and microfilm, without the prior written permission of Viettel
Group.
ZTE Corporation reserves the right to make modifications on print errors or
update specifications in this manual without prior notice.
Version 1.0 in Aug. 2010

Contents
Before Use............................................................................................................... 1
Safety Instructions................................................................................................1
Precautions for using the mobile phone........................................................ 2
Precautions for using the battery..................................................................6
Precautions for using the charger.................................................................7
Parts Definition..................................................................................................... 9
Insert and Remove SIM Card.............................................................................12
Insert and Remove Memory Card ......................................................................13
Battery................................................................................................................14
Install the battery........................................................................................14
Remove the battery....................................................................................14
Charge the battery......................................................................................15
Power On/Off .....................................................................................................16
Desktop Shortcuts..............................................................................................17
Enter main menu................................................................................................17

Menu Tree.............................................................................................................. 18
Descriptions of common functions..................................................................... 19
Make and receive calls....................................................................................... 19
Make a Voice call ....................................................................................... 19
Make a Video call....................................................................................... 19
Dial extension............................................................................................. 20
Dial international calls ................................................................................ 20
Receive a call............................................................................................. 20
Adjust the volume....................................................................................... 20
Hands-free ................................................................................................. 21
Call options ................................................................................................ 21
Write messages ................................................................................................. 21
View messages.................................................................................................. 22
Add new entry.................................................................................................... 23
Send and receive Email ..................................................................................... 23
Use the phone as a U disk................................................................................. 25
Main Function list................................................................................................. 26

Input Methods....................................................................................................... 36
Appendix ...............................................................................................................37
Clearance and Maintenance...............................................................................37
health and safety................................................................................................39
declaration of RoHS compliance ........................................................................41
disposal of your old phone .................................................................................42
Failure Analysis.................................................................................................. 43
FCC Regulations................................................................................................44

錯誤! 使用 [常用] 索引標籤將 标题 1 套用到您想要在此處顯示的文字。
1
Before Use
Thank you for choosing ZTE-U X991 WCDMA/GSM Dual-Mode Digital
Mobile Phone (referred to as the “mobile phone” in this manual).
To guarantee your mobile phone is always in its best condition, please read
this manual carefully and keep it for future reference.
The pictures in this user manual are only used to demonstrate the mobile
phone‟s functions, so they may be different from what you see on your
mobile phone.
Safety Instructions
If your mobile phone is lost or stolen, notify your service provider
immediately to prevent others from abusing it. To protect your mobile
phone against abuse, take the following precautions:
Set a PIN code and modify it from time to time.
Keep your mobile phone with you at all times.

2
Precautions for using the mobile phone
Road Safety
Pay attention to road safety and follow all local relevant laws and
regulations while driving.
Interference
Do not use your mobile phone near sensitive electronic equipment.
Radio wave interference may cause electronic equipment to
malfunction. Pay special attention when you use your mobile phone
near audio-phones, pacemakers and/or other medical electronic
equipment, fire detectors, automatic-doors and/or other
automatic-control equipment. For details on the influence caused by
your mobile phone on pacemakers or other medical electronic
equipment, please consult the manufacturer or your local distributor.
Do not use your mobile phone near TV sets, radios or office automated
equipment to avoid interference.

錯誤! 使用 [常用] 索引標籤將 标题 1 套用到您想要在此處顯示的文字。
3
On an Aeroplane
Turn off your mobile phone on an aeroplane when use is forbidden. The
mobile phone may affect the normal operation of electronic devices,
therefore please follow the relevant regulations when using your mobile
phone on an aeroplane.
In Hospital
Turn off your mobile phone in hospital where it‟s forbidden to use it. The
mobile phone may affect the normal operation of medical apparatus,
therefore please follow the relevant regulations when using your mobile
phone in hospital.
At the Petrol Station
Do not use your mobile phone in petrol station. Turn off your mobile
phone near fuels or chemicals.

4
Waterproof
Keep your mobile phone away from water. This may cause overheating,
electrical leakage or failure if water or any other kind of liquid enters
your mobile phone.
Disassemble
Do not disassemble or reassemble your mobile phone as this may
cause damage, electrical leakage or circuit failure.
Antenna
Do not use your mobile phone if your antenna is damaged as this may
cause bodily harm.
Away from Children
Keep your mobile phone from children. Do not allow children to use the
mobile phone as a toy as this may be harmful to their health.