Sigma mobile Comfort 50 Shell DUO User manual

User Manual
Sigma mobile Comfort 50 Shell DUO
Thank you for purchasing Comfort 50 Shell DUO
mobile phone .
This User manual contains description of main
functions of mobile phone. The description of
functions may distinguish due to changes in the
software and services provider. The contest of this
user manual is correct. The company reserves the
right to change technical specifications without
notice.
Safety warnings and instructions
Road safety comes first
Do not use a hand-held phone while driving. Use hands-free
fittings when calls are unavoidable while driving. In some
countries, dialing or receiving calls while driving is illegal!
Switch off in aircraft
Wireless devices can cause interference in aircraft. Using a
mobile phone during flight is illegal and risky.
Please make sure that your mobile phone is powered off in

flight.
Switch off before entering risky areas
Strictly observe the relevant laws, codes, and regulations on
the use of mobile phones in risky areas. Turn off your mobile
phone before entering a place susceptible to explosion, such
as an oil station, oil tank, chemical plant or a place where a
blasting process is under way.
Follow any special regulations at any area such as hospitals
and always switch off your phone whenever it is forbidden to
use it or, when it may cause interference or danger. Properly
use your mobile phone near medical equipment, such as
pacemakers, hearing aids and some other electronic medical
devices, as it may cause interference.
Accessories and batteries
Use only approved accessories and batteries.
Use only in a normal and proper manner.
Precautions
This mobile phone is well designed but fragile equipment.
Please use it with special care. The following suggestions will
help your mobile phone survive the warranty period and
extend its service life:
Keep the mobile phone and all its accessories away of
children.
Keep the mobile phone dry. Keep away from rain,
moisture, liquid or other substances that may damage
electronic circuits.
Do not use or store the mobile phone in dusty surrounding.
Do not subject the phone to high temperature. High
temperature will shorten the life of electronic circuits and
damage the battery and some plastic parts.
Do not store the mobile phone in a cold place. Otherwise,

moistures will be formed inside the mobile phone to
damage electronic circuits when the mobile phone is
moved to a constant temperature place.
Do not throw, knock or shock the mobile phone, as that
will destroy the internal circuits and high-precision
components of the mobile phone.
Powering On/Off
Press and hold the End to power on the mobile phone.
Power-on animation appears on the display screen.
To power off, press and hold the end key as well.
КEYS
Кey
Function
Call
Accept the call or make the
call.
View the call logs.
End
Power off
Press and hold key on/off
phone. Press to End call.
Press to return to idle mode.

Right/Left
-soft keys
Left soft key to enter menu
and perform actions
announced at the lower left
corner of the screen. Right
soft key is to enter
phonebook and perform
actions announced in the
lower right corner of the
screen; to return to the
previous menu. Press left-
soft key and "*" to lock
keyboard
Кey ОК
(central)/
Up/
Down /
Right /
Left
To scroll through choices in
menu or records in
phonebook. To move the
cursor up and down in edit
mode. This key is used to
adjust volume during
conversation. Central key is
to confirm actions. Press
central key to access menu in
idle mode.
Key
SOS
Press and hold key to call
SOS function
(automatically sending text
message and dialing
previously set numbers)

Keyboard
Keyboard is used to enter
digits, letters and special
symbols. Press # to change
pref. input method in edit
window, press * to select
and enter special symbols.
Torch/
Boost
settings
Press to switch audio-
boost on\off. Press and
hold to switch flashlight.
*
Star
Press * to input "*" while
dialing.
Press Left-soft key and
then * to lock/ unlock
keyboard
#
Hash
In idle mode press and
hold # to switch on or off
silent mode.

Icons
Function
Network signal
The strongest cellular signal is
more bars in the icon.
Message
New text message was received
Lock keys
Keyboard is locked.
Headset
Headset is connected
Alarm
Alarm is active
Marking users profiles :
Vibro, silent or normal
Bluetooth is on

Battery level
Getting started
SIM Cards and Battery
Instalation
SIM card holds useful information, including your
mobile phone number, PIN (Personal Identification
Number), PIN2, PUK (PIN Unlocking Key), PUK2
(PIN2 Unlocking Key), IMSI (International Mobile
Subscriber Identity), network information, contacts
data, and short messages data.
Note: After powering off your mobile phone, wait for
a few seconds before removing or inserting a SIM
card.
Take care not to break or damage you SIM card. Keep
mobile phone and accessories such as SIM out of
children's reach.
Installation
Press and hold Cancell button to power off the phone.
Remove the battery cover.
Remove the battery.
Insert SIM card into the SIM card slot lightly with the
corner cutting of the card aligning to the notch of the
slot and the gold plate of the card facing down, until
the SIM card is fixed in the slot.
Insert battery, taking care to fit contacts of battery
slot.
Using code

When you are prompted to input any of the codes
mentioned below, just input the correct code and then
press ok key. If you input a wrong code, press Right
soft key to clear it and then input the correct code.
PIN
The PIN (Personal identification number, 4 to 8
digits) code prevents your SIM card from being used
by unauthorized persons. PIN is supplied with SIM
card by network operator. If PIN check is enabled,
you need to input PIN each time when you power on
your mobile phone. SIM card will be locked if you
input wrong PIN code three times.
Unlocking methods are following:
-Input the correct PUK according to the screen tips to
unlock the SIM card.
-Then input the new PIN and press ok key.
-Input new PIN again and then press the key.
-If PUK is correct, SIM card will be unlocked and
PIN will be reset.
Note: SIM card will be locked if you input wrong PIN
code for three times. To unlock the SIM card, you
need to input the PUK. In general, the PUK can be
obtained from the network operator.
PUK
The PUK code (Personal Unlocking Key) is required
to change ablocked PIN. It is suppliedwith SIM card.
If not, contact your network operator. If you input
wrong PUK code for 10 times, SIM card will be
locked permanently. Please contact the network
operator to replace the SIM card.

Barring code
Barring code is required for setting call barring rules.
You can obtain this code from network operator to set
call barring.
Installing SD Card
SD card is a removable storage card inside the mobile
phone.
To install SD card, insert the card into card slot.
To remove the SD card, take the card out.
Note:
1. Mobile phone Do not identify SD card being
inserted when the mobile phone is powered on. You
must poweroff the phone and then power it on, so that
the phone can identify the card.
2. SD card is small object. Keep it out of reach of
children!
Charging the Battery
Li-ion battery supplied with mobile phone may be
used immediately.
Battery level indication:
Your mobile phone monitors and displays the
battery state.
Normally the remaining battery charge is indicated
by battery level icon at the upper right corner of the
display.
When battery charge is insufficient, mobile phone
prompts "Battery low" message.
Charging animation appears when the battery is
being charged. When charging is complete,
animation disappears.

Using travel adapter:
Install battery into mobile phone before charging.
Connect adapter to micro-USB connector of mobile
phone.
Insert the plug of the travel charger to appropriate
power outlet.
During charging, battery level icon keep flickering
till the battery is fully charged.
It is normal when the battery is hot during charging
period.
Battery icon animation stops when the charging
process ends.
Note:
Ensure that the plug of the charger, the plug of the
earphone, and the plug of the USB cable are inserted
in the right direction. Inserting them in a wrong
direction may cause charging failure or other
problems.
Before charging, ensure that standard voltage and
frequency of the local power circuit match the rated
voltage and power of the travel charger.
Dialing Calls
In standby mode, use number keys to dial area code
and phone number, and then press Dial key. To end
call, press End key.
Dialing an international call
Press the * key twice to input "+". Then input country
code, area code and phone number. Finally, pressDial
key.

Dialing from phonebook
Enter phonebook and use up or down keys to find
contact you want to call.
Press Dial key. Phone will dial the chosen number.
Redialing last call
In standby mode, press dial key enter dialed calls
register.
Press up or down key to select the number you want
to dial and then press Dial key.
Hold a call
You may answer other incoming calls during a
conversation, if this operation is supported by
network and conference option is activated at your
phone. You will hear notification signal for new call
during current call.
Answering incoming calls
If the caller is identified, mobile phone will show
incoming call number (or name, if the contact exists
in the phonebook). Press Dial key or Ok key to
answer an incoming call. Missed calls are showed on
main display. Press Left-soft key to check
information about missed calls. Press End key to end
current conversation.
Using options during a
conversation
Press Left-soft key (Options) during a conversation
to pause, end the ongoing call, start new call, browse
phonebook, view information, set mute on\off, set
DTMF, or perform other actions. For details, refer to

the menu guide.
Using Headset
Phone enters headset mode automatically when you
insert headset to the slot.
Menu guide
Messages
This phone supports Short Messaging Service (SMS)
and multimedia messages (MMS). You can send and
manage messages in this menu.
Write message
In this menu, you can choose the type of messages:
text message (SMS) or multimedia message (MMS).
Message text is limited to 160 Latin symbols.
While editing you may:
Send to selected number: input or choose contact in
the phonebook. You may add several numbers to
make a mass mailing.
Pref. input method: Select input method as needed.
Insert number: add a contact from the phonebook to
the message.
Insert name: enter contact name from phonebook to
the message.
Save to Drafts: save the message to drafts to be able
to return to it later
Press Left soft key to send message to selected
numbers after editing messages
Inbox
In the inbox all received messages are stored. In case

is sender is not in the phonebook, it will display
phone number of the sender.
The options for a single message include: reply,
delete, call, etc. You cannot receive new messages if
the messages memoty is full. Delete unnecessary
messages. Drafts
In drafts, draft messages are stored. Choose ready
Message in drafts folder, press left soft key to
continue working with it.
Outbox
Sent messages are saved in the Outbox until sending
is successful. Sent messages
To collect sent messages
Message settings
MMS settings: common settings can be set here.
Contact your operator to get settings.
SMS settings: set SMS center number and delivery
options.
Phonebook
The mobile phone can store up to 250 contact records.
The number records that SIM card can store depends
on its storage capacity. Phone numbers stored in
phone memory and on SIM cards form a phonebook.
After selecting a telephone number in the
phonebook, select Options to perform the following
operations:
View: View the content of the telephone number.

Send text message: send text message to selected
number
Send multimedia: send multimedia message to
selected number.
Dial number
Edit: Edit selected number.
Delete: Delete phone number from phonebook.
Copy: Duplicate phone number from mobile phone
to the SIM card or from SIM card to mobile phone.
Phonebook settings: Extra numbers, Human Voice
and Memory Status
Call Center
Call history
Missed Calls
You can view a list of the latest missed calls.
Note: When mobile phone indicates that some calls
are missed, you may select Read to enter missed calls
list. Navigate to a missed call and then press the Dial
key to dial the number that originated that call.
Dialed Calls
You can view the latest dialed calls. Choose dialed
calls and then select a dialed call to delete, save, dial,
or edit (or send a short message to it).
Received Calls
You can view the latest received calls. Choose
received calls and then select a received call to delete,
save, dial, or edit (or send a short message to it).
Delete call logs
You can delete the latest call records. Choose Delete
call logs and then select to delete all the numbers in

the call history, or delete only the numbers in the
missed calls list, the dialed calls list or the received
calls list.
Call settings
SIM 1 and 2 call settings
Call waiting: Open or close this function; choose
query to check the current state of it.
Call divert: It includes five different situation,
including Divert all voice calls, Divert if
unreachable, Divert if noanswer, Divert ifbusyand
Divert all data calls; select Cancel all diverts can let
all of them deactivated.
Call barring: Restrict the numbers which you will
dial or receive. Advanced settings
Auto redial: After open this function, the phone
will dial the number again automatically every time
when the out call fails or be rejected.
Call time reminder: You can set the call time
reminder mode as Single or periodic; select Off to
cancel this function.
Answer mode: Set the answer mode, Any key or
Auto answer when headset mode, as On or Off.
Attention: Parts of the functions need network
operator's support.
Multimedia
Camera
Phone is supplied with camera and you may make

photos with it. Point your camera to the scene and
press OK to shoot. Pictures will be saved to phone or
memory card, as predefined. In capture mode, you
may press up or down key to zoom in and zoom out;
left or right key to set EV(-2.0 to +2.0).
Image Viewer
You may view pictures or images here.
Video recorder
This function enables you to record video. In capture
interface, press the left key to switch to video
recorder, OK key to capture video clip.
Video player
Use this function to play video files. By pressing the
direction key you can control playback:
play/pause(OK key), fast forward (press and hold
right direction key) and rewind (press and hold left
direction key). In video player mode, press * or # key
or side button to set volume.
Audio player
Use this function to play audio files. By pressing
direction key you may control playback: play/stop
(OK key),switch to last song/next song (press left or
right direction key). In audio player mode, press *or#
key or side button to set volume; press up key to
change playing sequence.
Sound recorder
In sound recorder, press left soft key to perform the
following operations:

New record: select this function to record a new
file.
List: recorded files are listed in this menu.
Settings: here you may set storage position and
format for record files.
FM radio
This application is traditional FM radio with
automatic tuning and saved channels. In FM radio
mode, press OK key to play or stop; press left or right
key to auto search; press *or # key or side button to
set volume; press up or down key to search channels.
SOS setting
SOS switch settings: to switch this function on or
off.
SOS number: set up to 5 numbers for SOS calls.
Phone will automatically call these 5 numbers when
SOS function activated.
SOS Message: Edit the SOS message to be sent in
emergency.
Alarm sound: Turn alarm sound on or off
Low battery reminder: Send battery low reminder
to your relatives.
Settings
Boost Setting
Switch audio boost on or off by this menu. Use
BOOST KEY for fast switch as well.
User Profiles
The phone provides multiple userprofiles, so that you

may customize some settings to fit to the specific
events and environments.
Customize user profiles according to your preference
and then activate it. User profiles fall into four
scenarios: General, Silent, Meeting and Outdoor.
When you insert handsfree, phone automatically
enters the Headset mode.
SIM settings
To set only SIM1, SIM2 or both SIM1 and SIM2
open. Phone Settings
Time and date: set home city, Set time/date, Set time
and date format.
Note: If you remove battery from the phone or if
battery discharged, you may need to reset date and
time.
Language: Select display language.
Pref. input method: Select input method as needed.
Display settings:
Use this menu to set wallpaper, screen saver, power
on/off display, etc.
Setting Sub-LCD clock: change to Analog or White
Digit Clock.
Show time and date: on or off to show time on the
display
Dedicated keys: Customize the shortcut functions of
the Up, Down, Left, and Right direction keys. In
standby mode, press a direction key to directly enter
the function menu corresponding to that direction
key.

Flight mode: when this function is active, it will
suspend all the device's signal transmitting functions
–thereby disabling the device's ability to make or
receive calls or text messages–while still permitting
use of other functions that do not require signal
transmission (e.g. built-in camera, MP3 player.)
Misc.settings: Can set LCD backlight and time
Network settings
For SIM1 and SIM2: network selection by Automatic
or Manual Security Settings
Contains following settings:
PIN lock: To activate PIN lock, you have to input
correct PIN code. If you set PIN lock On, you have to
input PIN each time you power on the phone. In case
you input wrong PIN three consecutive times, you
have to input PIN Unblocking Key (PUK). PUK is
used to unlock and change the locked PIN. To obtain
PUK, contact network operator.
Change PIN: To change PIN code of SIM card.
Change PIN2: To change PIN2 code of SIM card.
Phone security:
Phone lock: The function enables you to lock/unlock
the phone. Entering password to switch on or off the
phone. Password is required when the phone is
locked. The password is 4 to 8 digits.
Change password: to change phone password.
Connectivity
Data accounts:

Provides settins for MMS APN’s
File manager
The phone provides certain space for users to manage
files and supports the Memory card. You may use file
manager to manage various directories and files on
the phone and Memory card.
Open: Choose File manager to enter the root
directory of the memory. The root directory will list
default folders, new folders and user files. When the
phone is powered on for the first time or if you did
not change the directory structure, root directory
contains default folders only.
Format: Use this function to format all the data in
memory. System will re-create default folder
structure. Formatted data can not be recovered.
Therefore, think twice before using formatting
function.
Organizer
Speed dial
Switch this function on or off, set 9 phone numbers
from button 2 to 9, long press a button to call to a
preset number. Calendar
T is a month-view calendar for you to keep track of
important appointments, etc. Days with events
entered will be marked. You may enter new events
and reminders here.
Calculator
Calculator can add, subtract, multiply and divide.