Depending on the software installed or your service provider or country,
some of the descriptions in this guide may not match your phone exactly.
* Depending on your country, your phone and accessories may appear
different from the illustrations in this guide.
World Wide Web
http://www.samsungmobile.com
Printed in Korea
Code No.:GH68-08772A
English. 01/2006. Rev 1.0.
SGH-S400i
User’s Guide
Important
safety
precautions
Failure to comply with the following
precautions may be dangerous or illegal.
Drive safely at all times
Do not use a hand-held phone while driving. Park
the vehicle first.
Switch off the phone when refuelling
Do not use the phone at a refuelling point (service
station) or near fuels or chemicals.
Switch off in an aircraft
Wireless phones can cause interference. Using them
in an aircraft is both illegal and dangerous.
Switch off the phone near all medical
equipment
Hospitals or health care facilities may be using
equipment that could be sensitive to external radio
frequency energy. Follow any regulations or rules in
force.
Interference
All wireless phones may be subject to interference,
which could affect their performance.
Be aware of special regulations
Meet any special regulations in force in any area and
always switch off your phone whenever it is forbidden
to use it, or when it may cause interference or danger.
Water resistance
Your phone is not water-resistant. Keep it dry.
Sensible use
Use only in the normal position (held to the ear). Avoid
unnecessary contact with the antenna when the phone
is switched on.
Emergency calls
Key in the emergency number for your present
location, then press .
Keep your phone away from small children
Keep the phone and all its parts, including accessories,
out of the reach of small children.
Accessories and batteries
Use only Samsung-approved accessories and
batteries. Use of any unauthorised accessories could
damage your phone and may be dangerous.
• The phone could explode if the battery is
replaced with an incorrect type.
• Dispose of used batteries according to the
manufacturer’s instructions.
Qualified service
Only qualified service personnel may repair your
phone.
For more detailed safety information, see "Health and
safety information" on page 87.
Important safety precautions
1
About this Guide
This User’s Guide provides you with condensed
information about how to use your phone. To quickly
learn the basics for your phone, please refer to “Get
started” and “Step outside the phone.”
In this guide, the following instruction icons appear:
Indicates that you need to pay careful
attention to the subsequent information
regarding safety or phone features.
[ ]Indicates a key on the phone. For example,
< >Indicates a soft key, whose function is
2
Indicates that you can get more information
on the referenced page.
→
Indicates that you need to press the
Navigation keys to scroll to the specified
option and then select it.
[Centre]
displayed on the phone screen. For example,
<
Menu
>
• Camera and camcorder
Special
•Bluetooth
•Web browser
Use the camera module on your
phone to take a photo or record a
video.
features of your phone
Send photos, images, videos, and
other personal data, and connect
to other devices using free,
wireless Bluetooth technology.
Access the wireless web to get upto-the-minute information and a
wide variety of media content.
• Phonebook
Store home, office, or cellular
phone numbers for your contacts.
• Get personal with photo or
video caller ID
See who’s calling you when their
very own photo or video displays.
• Name card
Create name cards with your
number and profile. Whenever
introducing yourself to others, use
this convenient electronic name
card.
• Multimedia Message Service (MMS)
Send and receive MMS messages with a
combination of text, image, video, and audio.
•E-mail
Send and receive e-mails with image, video, and
audio attachments.
•Java
Enjoy Java™-based embedded
games and download new games.
•Calendar
Keep track of your daily, weekly,
and monthly schedule.
• Voice recorder
Record memos or sounds.
Special features of your phone
3
Contents
Unpack 6
Make sure you have each item
Your phone 6
Buttons, features, and locations
Get started 7
First steps to operate your phone
Install and charge the phone ..................................... 7
Power on or off........................................................ 8
Keys and display ..................................................... 9
Access menu functions ............................................ 11
Customise your phone............................................. 12
Use Bluetooth ........................................................ 19
Enter text 21
AB, T9, Number, and Symbol modes
Call functions 23
Advanced calling features
Menu functions 29
All menu options listed
Solve problems 85
Help and personal needs
Health and safety information 87
Index 94
Overview of menu functions
To access Menu mode, press [Centre] in Idle mode.
1 Call records
1 Current contacts
2 Missed calls
3 Dialled calls
4 Received calls
5 Delete all
6 Call time
7 Call cost
2 Phonebook
1 Contacts list
2 Add new contact
3 Group
4 Speed dial
5 My name card
6 Own number
7 Management
8 Service number
*
p.29
p.29
p.29
p.29
p.30
p.30
p.30
p.30
p.31
p.31
p.32
p.32
p.33
p.34
p.34
p.34
*
p.35
3 Applications
1 Java world
2 Voice recorder
3 World time
4 Alarm
5 PIM sync
6 Calculator
7 Converter
8 Timer
9 Stopwatch
0 SIM-AT*
4 Messages
1 Create message
2 My messages
3 Templates
4 Delete all
5 Settings
6 Memory status
p.35
p.35
p.35
p.37
p.37
p.38
p.39
p.39
p.40
p.40
p.40
p.40
p.41
p.41
p.45
p.45
p.45
p.46
5 i-mode
1 Menu
2 Mail
3 Java application
4 SMS
5 Bookmarks
6 Go to webpage
7 Saved pages
8 Settings
6 File manager
Images
Videos
Music
Sounds
Other files
Memory status
7 Calendar
p.47
8 Camera
p.47
p.48
9 Settings
p.55
p.56
1 Time & Date
p.56
2 Phone settings
p.56
3 Display settings
p.56
4 Sound settings
p.57
5 Network services
6 Bluetooth
p.58
7 Security
p.58
8 i-mode settings
p.58
9 Reset settings
p.59
p.60
* Shows only if supported by your
p.61
p.61
p.61
SIM card.
p.65
p.72
p.72
p.72
p.73
p.74
p.76
p.79
p.82
p.83
p.84
5
Unpack
Make sure you have each item
Phone
Battery
You can obtain various accessories from
your local Samsung dealer.
The items supplied with your phone
and the accessories available at your
Samsung dealer may vary, depending
on your country or service provider.
6
Travel Adapter
User’s Guide
Your phon e
Buttons, features, and locations
Earpiece
Display
Volume keys
Left soft key
Dial key
Cancel/Correct
key
Alphanumeric
keys
Special
function keys
Navigation keys
(Up/Down/Left/
Right)
Right soft key
Power on/off/
Menu exit key
Menu access/
Confirm
(Centre) key
Microphone
Camera
lens
Mirror
Flash
Headset
jack
Get started
First steps to operate your phone
SIM card information
When you subscribe to a cellular network, you receive
a plug-in SIM (Subscriber Identity Module) card
loaded with your subscription details, such as your
PIN, and available optional services.
Install and charge the phone
Remove the battery.
Insert the SIM card.
Install the battery.
Plug the travel adapter
into the phone.
Plug the adapter into a standard AC wall outlet.
When the phone is completely charged (the
battery icon becomes still), unplug the adapter
from the power outlet.
If the
phone is already
on, first turn it off by
[]
holding
.
Make sure that the goldcoloured contacts on the
card face down into the
phone.
7
Get started
Remove the adapter from the phone.
Power on or off
Low battery indicator
When the battery is low:
• a warning tone sounds,
• the battery low message displays, and
• the empty battery icon blinks.
If the battery level becomes too low, the phone
automatically turns off. Recharge your battery.
8
Switch on
Do not turn on
the phone when
mobile phone
use is prohibited.
Switch off
1. Open the phone.
2. Press and hold [] to turn on
the phone.
3. If necessary, enter the PIN and
press <OK>.
1. Open the phone.
2. Press and hold [].
Keys and display
Keys
Perform the function indicated on the
bottom line of the display.
In Idle mode, access your favourite menus
directly.
In Menu mode, scroll through menu options.
In Idle mode, enter Menu mode. Also,
launch the i-mode browser when held down.
In Menu mode, select the highlighted menu
option.
Delete characters from the display.
In Menu mode, return to the previous menu
level.
Send or answer a call.
In Idle mode, retrieve the recent numbers
dialled, missed, or received.
p. 73
(on the left)
End a call.
Press and hold to switch the phone on and
off.
In Menu mode, cancel input and return the
phone to Idle mode.
Enter numbers, letters, and some special
characters.
In Idle mode, press and hold
your voicemail server. Press and hold [
enter an international call prefix.
Enter special characters.
In Idle mode, press and hold [
activate or deactivate Quiet mode. Press
and hold [ ] to enter a pause between
numbers.
Adjust the phone volume.
In Idle mode, with the phone open, adjust
the keypad tone volume. With the phone
closed, press and hold to turn on the
display.
[1]
to access
]
to
0
] to
Get started
9
Get started
Display
Layout
Icons
10
*
Icons
display various icons.
Text and graphics
display messages,
instructions, and
information you enter.
i-mail i-mode
Soft key function
indicators
show the current functions
assigned to the two soft
keys.
Received signal strength
Call in progress
Out of your service area; you
cannot send or receive calls
New SMS message
New voicemail
Icons
(continued)
Bluetooth feature active
Connected to hands-free car kit or
headset
Synchronised with a PC
GPRS network, when using dial-up
networking
Roaming network
Home Zone, if you have registered
for the appropriate service
Call ringer set to vibrate
Mute mode, during a call
Quiet mode (Mute)
Quiet mode (Vibration)
Alarm set
Icons
(continued)
New i-mail or i-mms message:
• Grey: a new mail or message in
your phone; when a mail or
message is being downloaded,
the icon blinks
• Yellow: a new mail or message on
the i-mode centre
• Red: Inbox is full
i-mode active:
• Yellow: in a GPRS network
• Grey: in a GSM network
Connecting to i-mode
i-mode locked
Battery power level
* The icons shown on the display may vary, depending
on your country or service provider.
Access menu functions
Use the soft
keys
The roles of the soft keys vary
depending on the function you are
using. The bottom line of the
display indicates their current role.
i-mail i-mode
Press the left soft
key to access the
Mail
menu.
Press the right soft
key to access the
i-mode
menu.
Get started
11
Get started
Select an
option
1. Press the appropriate soft key.
2. Press the Navigation keys to
move to the next or previous
option.
3. Press <
4. To exit, choose either of the
Select
confirm the function displayed
or option highlighted.
following methods.
• Press <
move up one level.
• Press [] to return to Idle
mode.
> or [Centre] to
Back
> or [C] to
Customise your phone
Display
language
Call ringer
melody
1. In Idle mode, press [Centre]
and select
settings → Language
2. Select a language.
1. In Idle mode, press [Centre]
and select
settings → Incoming call →
Ringtone
2. Select a ringer category.
3. Select a ringer melody.
4. Press <
Settings → Phone
Settings → Sound
.
Save
>.
.
Use shortcuts
12
Press the number key
corresponding to the option you
want.
Idle mode
wallpaper
Menu mode
skin colour
You can set wallpaper for the
display.
1. In Idle mode, press [Centre]
and select
Settings → Display
settings → Wallpaper → Main
display
.
2. Select an image category.
3. Select an image and press
<
Select
>.
4. Press <
Save
>.
You can change the colour for the
display components, such as title
bars and highlight bars.
1. In Idle mode, press [Centre]
and select
settings → Skin
Settings → Display
.
2. Select a colour pattern.
Quiet mode
Menu
shortcuts
You can switch the phone to Quiet
mode to avoid disturbing other
people with your phone sound.
Press and hold
[
]
in Idle mode.
You can use the Navigation keys as
shortcuts to access specific menus
directly from Idle mode.
1. In Idle mode, press [Centre]
and select
settings → Short cut
Settings → Phone
.
2. Scroll to a key.
3. Press <
Change
Options
.
> and select
4. Select a menu to be assigned to
the key.
Get started
13
Get started
Phone lock
14
You can protect the phone against
unauthorised use with a phone
password. The phone will require
the password on power-up.
1. In Idle mode, press [Centre]
and select
Security → Change
password
2. Enter the default password,
00000000
3. Enter a new 4- to 8-digit
password and press <OK>.
4. Enter the new password again
and press <OK>.
5. Select
6. Select
7. Enter the password and press
<OK>.
Settings →
.
, and press <OK>.
Phone lock
Enable
.
.
Make/Answer calls
Make a call
Answer a call
Adjust the
volume during
a call
1. In Idle mode, enter an area code
and phone number.
2. Press
3. To end the call, press
1. When the phone is ringing, press
[]
2. To end the call, press
Press [ / ].
[]
.
.
[]
.
[]
.
Step outside the phone
Begin with your camera, messaging, and other special
features
Use camera
Take a photo
View a photo
1. In Idle mode, press [Centre]
and select
2. Adjust the image to be
captured.
3. Press [Centre] to take a photo.
The photo is saved
automatically.
4.
Pres
take another photo.
1. In Capture mode, press < >
and select
2. Press [Left] or [Right] to select
a photo category.
3. Select the photo you want.
s <
Back
Go to photos
Camera
.
> or [Centre] to
.
Record a video
Play a video
1. In Idle mode, press [Centre]
and select
2. Press [1] to switch to Record
mode.
3. Press [Centre] to start
recording.
4. Press [Centre] to stop
recording. The video is saved
automatically.
5. Press <
another video.
1. In Record mode,
and select Go to videos
2. Press [Left] or [Right] to select
a video category.
3. Select the video you want.
Camera
Back
.
> to record
press
<>
.
15
Step outside the phone
Browse the web
Using the i-mode browser, you can get easy access to
the wireless web to get a variety of up-to-date
services and information and to enjoy downloads of
web content.
Launch the
browser
Navigate the
i-mode
browser
16
In Idle mode, press and hold
[Centre].
• To scroll through browser items,
press [Up] or [Down].
• To select an item, press
[Centre].
• To return to the previous page,
press [Left].
• To access browser options,
press <
Menu
>.
Use Phonebook
Add an entry
To the phone’s memory
1. In Idle mode, enter a phone
2. Select
3. Specify contact information:
4. Press <
To th e S I M ca r d
1. In Idle mode, enter a phone
2. Select
3. Enter a name.
4. Press <
number and press <
Save contact → Phone
→
a number type.
First name, Last name, Mobile,
Home, Office, Fax, Other, Email,
Caller ID, Ringtone, Group, and
Memo.
Save
entry.
number and press <
Save contact → SIM
Save
entry.
Options
> to save the
Options
> to save the
>.
>.
.
Find an entry
Create and
send a name
card
1. In Idle mode, press [Centre]
and select
Contacts list
2. Enter the first few letters of the
name you want.
3. Select an entry.
4. Scroll to a number and press
[]
to edit contact information.
1. In Idle mode, press [Centre]
and select
name card
2. Specify your contact
information.
3. Press <
name card.
4. To send the name card to other
people, press <
select
Phonebook →
.
to dial, or press [Centre]
Phonebook →
.
Save
> to save the
Send via bluetooth
Options
My
> and
.
Send messages
Send a text
message (SMS)
1. In Idle mode, press [Centre]
2. Enter the message text.
3. Press <
4. Enter destination numbers.
5. Press [Centre] to send the
and select
message
Save and send
message.
Messages → Create
.
Options
> and select
or
Send only
Step outside the phone
.
17
Step outside the phone
Send a
multimedia
message
(i-mms)
18
1. In Idle mode, press <
and select
2. Select
3. Select the
4. Enter a destination number or
address and press [Centre].
5. Select the
6. Enter the message subject and
press [Centre].
7. Select the
media items.
8. When you finish, press
<
Send
9. Select
message.
Create i-mms
Send
and then
To1
Subject
SMIL
>.
Send
to send the
i-mail
.
Yes
.
field.
field.
field and add
>
Send an e-mail
(i-mail)
1. In Idle mode, press <
and select
2. Select the
3. Enter a destination address and
press [Centre].
4. Select the
5. Enter the e-mail subject and
press [Centre].
6. Select the
7. Enter the e-mail text and press
[Centre].
8. Select the
9. Add images, sounds, or videos.
10. Select
Create i-mail
To1
Subject
Message
Attachment
Send
to send the e-mail.
field.
i-mail
field.
field.
>
.
field.
View messagesUse Bluetooth
View a text
message
View an i-mail
or i-mms
message
When a notification appears:
1. Press <
2. Select the message from the
From the Inbox:
1. In Idle mode, press [Centre]
2. Select a message.
1. In Idle mode, press <
2. Select a message.
View
>.
Inbox.
and select
messages → Inbox
and select
Messages → My
Inbox
.
.
i-mail
>
Your phone is equipped with Bluetooth technology
which enables you to connect the phone wirelessly to
other Bluetooth devices and exchange data with them,
talk hands-free, or control the phone remotely.
Turn on
Bluetooth
Search for and
pair with a
Bluetooth
device
In Idle mode, press [Centre] and
select
Settings → Bluetooth →
Activation → On
1. In Idle mode, press [Centre]
and select
Bluetooth → My devices →
Search new device
2. Select a device.
3. Enter a Bluetooth PIN code or
the other device’s Bluetooth PIN
code, if it has one, and press
<OK>.
When the owner of the other
device enters the same code,
pairing is complete.
.
Settings →
.
Step outside the phone
19
Step outside the phone
Send data
Receive data
20
1. Access an application,
Phonebook, File manager
Calendar
2. Scroll to an item.
3. Press <
Send via →
Send via bluetooth
4. Select a device.
5. If necessary, enter the
Bluetooth PIN and press <OK>.
To receive data via Bluetooth, your
phone’s Bluetooth feature must be
active.
If necessary, press <
confirm the reception.
.
Options
Bluetooth
> and select
Yes
.
> to
, or
, or
Enter text
AB, T9, Number, and Symbol modes
You can enter text for some features such as
messaging, Phonebook, or Calendar, using AB mode,
T9 mode, Number mode, and Symbol mode.
Changing the text input mode
The text input mode indicator appears when the cursor
is in a text field.
• Press and hold [ ] to switch between T9 and AB
modes. Depending on your country, you may also
be able to access an input mode for your specific
language.
• Press [ ] to change case or switch to Number
mode.
• Press and hold [ ] to switch to Symbol mode.
Using AB mode
Press the appropriate key until the character you want
appears on the screen.
Key
(Creating an SMS message with GSM-alphabet encoding)
Character in order displayed
Upper case
Lower case
21
Enter text
Tips for using AB mode
• To enter the same letter twice or to enter a
different letter on the same key, wait for the cursor
to move to the right automatically or press [Right].
Then, enter the next letter.
• Press [ ] to insert a space.
• Press the Navigation keys to move the cursor.
•Press [C] to delete characters one by one. Press
and hold [C] to clear the display.
Using T9 mode
T9 is a predictive text input mode that allows you to
key in any character using single keystrokes.
Entering a word in T9 mode
1. Press [2] to [9] to start entering a word. Press
each key once for each letter.
For example, press [4], [3], [5], [5], and [6] to
enter Hello in T9 mode.
T9 predicts the word that you are typing, and it
may change with each key that you press.
22
2. Enter the whole word before editing or deleting
characters.
3. When the word displays correctly, go to step 4.
Otherwise, press [0] to display alternative word
choices for the keys that you have pressed.
For example, Of and Me use [6] and [3].
4. Press [ ] to insert a space and enter the next
word.
Tips for using T9 mode
• Press [1] to enter periods or apostrophes
automatically.
• Press [ ] to insert a space.
• Press the Navigation keys to move the cursor.
• Press [C] to delete characters one by one. Press
and hold [C] to clear the display.
Adding a new word to the T9 dictionary
This feature may not be available for some languages.
1. Enter the word that you want to add.
2. Press [0] to display alternative words for your key
presses. When there are no more alternative
words,
Add
appears on the bottom line.
3. Press <
4. Enter the word you want using AB mode and press
<OK>.
Add
>.
Call functions
Advanced calling features
Using Number mode
Number mode enables you to enter numbers.
Press the keys corresponding to the digits you want.
Using Symbol mode
Symbol mode enables you to insert symbols.
Press and hold [ ] to enter Symbol mode.
ToPress
display more symbols[Up] or [Down].
select a symbolthe corresponding
number key.
clear the entered symbol(s) [C].
insert the symbol(s)<OK>.
23
Making a call
1. In Idle mode, enter the area code and phone
number.
2. Press [].
• Press [C] to clear the last digit or press and hold
C
] to clear the whole display. You can move the
[
cursor to edit an incorrect digit.
• Press and hold [ ] to enter a pause between
numbers.
Making an international call
1. In Idle mode, press and hold [0]. The + character
appears.
2. Enter the country code, area code, and phone
number, then press [].
Please consult your O2 Welcome Pack for details on
how to use your phone while abroad.
Call functions
Redialling recent numbers
1. In Idle mode, press [] to display the list of
recent numbers.
2. Scroll to the number you want and press [].
Making a call from Phonebook
Once you have stored a number in Phonebook, you
can dial the number by selecting it from
Phonebook.p. 31
You can also use the speed dial feature to assign your
most frequently called numbers to specific number
keys.p. 33
Dialling a number from the SIM card
1. In Idle mode, enter the location number for the
phone number you want and press [ ].
2. Press [Left] or [Right] to scroll through other
numbers.
3. Press <
Dial
> or [] to dial the number you want.
Ending a call
Close the phone or press [].
24
Answering a call
When you receive an incoming call, the phone rings
and displays the incoming call image.
Press <
Accept
> or [] to answer the call.
Tips for answering a call
• When
• Press <
• Press and hold [ / ] to reject a call or mute the
Anykey answer
menu is active, you can press any key, except for
<
Reject
> and [].p. 73
Reject
> or [] to reject a call.
ringer, depending on the
p. 73
in the
Extra settings
Volume key
setting.
Viewing missed calls
If you have missed calls, the screen displays how
many calls you have missed.
1. Press <
2. If necessary, scroll through the missed calls.
3. Press [] to dial the number you want.
View
>.
Using the headset
Use the headset to make or answer calls without
holding the phone.
Connect the headset to the jack on the right side of
the phone.
The button on the headset works as follows:
ToPress
redial the last calland hold the button twice.
answer a call the button.
end a call the button.
Options during a call
You can access a number of functions during a call.
Adjusting the volume during a call
Use [ / ] to adjust the earpiece volume during a call.
Press [ ] to increase the volume level and [ ] to
decrease the volume level.
Placing a call on hold/Retrieving
Press <
Hold
> or <
or retrieve the call.
Retrieve
> to place a call on hold
Making a second call
You can make another call if your network supports it.
1. Press <
2. Make the second call in the normal way.
3. Press <
4. Press <
5. To end the current call, press [].
Hold
> to put the call on hold.
Swap
> to switch between the calls.
Options
the call on hold.
Please consult your O2 Welcome Pack for details.
> and select
End held call
to end
Answering a second call
You can answer an incoming call while already on the
phone, if your network supports it and you have
activated the call waiting feature.p. 77
1. Press [] to answer the call. The first call is
automatically put on hold.
Call functions
25
Call functions
2. Press <
3. Press <
4. To end the current call, press [].
Swap
> to switch between the calls.
Options
the call on hold.
> and select
End held call
to end
Transferring a call
You can transfer the currently active call to a caller on
hold, if your network supports it. With this option, the
two callers can talk to each other, but you are
disconnected from the call.
Press <
Options
Please consult your O2 Welcome Pack for details.
> and select
Transfer
.
Using the Speakerphone feature
Use your phone as a speaker phone to talk and listen
with the phone a short distance away.
1. Press <
2. Press <
To switch back to the earpiece, press <
select
26
feature.
Normal
Options
Yes
> and select
> to activate the Speakerphone
.
Speaker on
.
Options
> and
Using a Bluetooth headset
Use an optional Bluetooth headset to talk on the
phone without holding the phone to your ear. To use
this feature, you first need to register your headset
and connect it to the phone.p. 79
Press <
Options
Switch to phone
> and select
.
Switch to headset
or
Using the menu options
You can access Menu mode and use menu functions.
During a call, some menu functions are not
available.
Press <
Options
Switching off the microphone
You can temporarily switch off your phone’s
microphone so that the person on the phone cannot
hear you.
Press <
Options
> and select
> and select
Menu
Mute
.
(Mute mode)
or
Unmute
.
Muting or sending key tones
You can turn the key tones off or on.
Press <
Options
keys
.
To communicate with answering machines or
computerised telephone systems,
be selected.
> and select
Mute keys
Send keys
or
Send
must
Sending a sequence of DTMF tones
Dual tone multi-frequency (DTMF) tones are the tones
used in phones for tone dialling.
You can send DTMF tones as a group after entering the
entire number you need to send or retrieving a
number from Phonebook. This feature is helpful for
entering a password or an account number when you
call an automated system, like a banking service.
1. When connected with a teleservice system, press
<
Options
2. Enter the number you need to send and press
<OK>.
> and select
Send DTMF
.
Using Phonebook
You can access the
store entries.p. 31
Press <
Options
Phonebook
> and select
menu to locate or
Phonebook
.
Using SIM services
The
SIM service
card in your phone. A SIM card provides services such
as news, weather, sports, entertainment, and location
services.
For details, see your SIM card instructions or contact
your service provider.
menu is available if you use a SIM
Making a multi-party call
Use this feature to allow as many as six people to join
a multi-party call, or conference call.
Your service provider must support multi-party calls
for you to use this feature.
Please consult your O2 Welcome Pack for details.
Call functions
27
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