This User Guide introduces you to Sprint® service and all
the features of your new phone. It’s divided into four
sections:
⽧ Section 1: Getting Started
⽧ Section 2: Using Your Phone
⽧ Section 3: Sprint Service Features
⽧ Section 4: Safety and Warranty Information
Throughout this guide, you’ll find tips that highlight
special shortcuts and timely reminders to help you
make the most of your new phone and service. The
Table of Contents and Index will also help you quickly
locate specific information.
You’ll get the most out of your phone if you read each
section. However, if you’d like to get right to a specific
feature, simply locate that section in the Table of
Contents and go directly to that page. Follow the
instructions in that section, and you’ll be ready to use
your phone in no time.
User
Guide
Note
WARNING
Because of updates in phone software, this
printed guide may not be the most current
version for your phone. Visit
and log on to
the most recent version of the user guide.
Please refer to the Important Safety
Information section on page 136 to learn
about information that will help you safely use
your phone. Failure to read and follow the
Important Safety Information in this phone
guide may result in serious bodily injury,
death, or property damage.
My Sprint Wireless to access
www.sprint.com
i
Your Phone’s Menu
The following table outlines your phone’s menu
structure. For more information about using your
phone’s menus, see “Navigating Through the Menus”
on page 18.
1: Can’t talk right now. Send me a message
2: Call me3: Where are you?
4: Can you pick up 5: Meet me at
6: Let’s get lunch.
7: The meeting has been cancelled.
8: I’ll be there at9: What time does it start?
10: I love you!11: [Empty]
12: [Empty]13: [Empty]
14: [Empty]15: [Empty]
16: [Empty]17: [Empty]
18: [Empty]19: [Empty]
20: [Empty]
4: Edit Signature
1: On2: Off
5: Message Alerts
1: Alert Volume2: Alert Type
3: Reminder
6: Save In Outbox
1: Yes2 : No
7: Au to Er as e
1: Yes2 : No
8: VoiceSMS Options
1: Speakerphone2: From Name
Too ls
1: B lue too th
2: Today
3: Scheduler
4: Task List
5: Countdown
6: Memo Pad
7: World Time
1: DS T Setti ng
8: Update Phone
1: Update Firmware2: Update PRL
9: Alarm Clock
1: Alarm #12: Alarm #2
3: Alarm #3
0: Calculator
iii
Pictures
1: C ame ra
Press the right softkey to view the following options:
Setting up service on your new phone is quick and easy. This
section walks you through the necessary steps to
unlock your phone, set up your voicemail, establish
passwords, and contact Sprint for assistance with your
Sprint service.
2Section 1A. Setting Up Service
1. Install the battery. (See “Installing the Battery” on
page 16.)
䡲 Press the cover release and remove the battery
cover from the back of the phone.
䡲 Insert the battery into the opening, making sure
the connectors align. Gently press down to
secure the battery.
䡲 Replace the battery cover and slide it forward until
you hear a click.
2. Press to turn the phone on.
䡲 If your phone is activated, it will turn on, search for
Sprint service, and enter standby mode.
䡲 If your phone is not yet activated, see “Activating
Your Phone” on page 3 for more information.
3. Make your first call.
䡲 Use your keypad to enter a phone number.
䡲 Press .
Your phone’s battery should have enough charge for
Note
your phone to turn on and find a signal, set up your
voicemail, and make a call. You should fully charge
your battery as soon as possible. See “Charging the
Battery” on page 17 for details.
Activating Your Phone
䢇 If you purchased your phone at a Sprint Store, your phone
should be activated and ready to use.
䢇 If you received your phone in the mail and i t is for a new Sprint
account or a new line of service, your phone is designed
to activate automatically when you first turn it on. To
confirm your activation, make a phone call.
䢇 If you received your phone in the mail and you are activating a
new phone for an existing number on your account, you will
need to contact Sprint Customer Service to activate
your new phone. There are two activation options:
䡲 From your computer’s Web browser, go to
www.sprint.com/activate and complete the onscreen
instructions to activate your phone.
䡲 Dial 1-888-211-4727 from another phone to contact
Sprint Customer Service to complete the phone
activation.
When you have finished, make a phone call to confirm
your activation.
If your phone is still not activated, call Sprint Customer
Service at
1-888-211-4727 for assistance.
Do not press while the phone is being activated.
Tip
Pressing cancels the activation process.
If you are having difficulty with activation, contact
Note
Sprint Customer Service by dialing
from any other phone.
1-888-211-4727
Section 1A. Setting Up Service3
Setting Up Service
Setting Up Your Voicemail
All unanswered calls to your phone are automatically
transferred to your voicemail, even if your phone is in
use or turned off. Therefore, Sprint recommends that
you set up your voicemail and personal greeting as
soon as your phone is activated.
1. From standby mode, press and hold .
2. Follow the system prompts to:
䡲 Create your passcode.
䡲 Record your name announcement.
䡲 Record your greeting.
䡲 Choose whether to activate One-Touch Message
Access (a feature that lets you access messages
simply by pressing and holding , bypassing
the need for you to enter your passcode).
Voicemail Passcode
Note
If you are concerned about unauthorized access to
your voicemail account, Sprint recommends that you
enable your voicemail passcode. (Do not activate
One-Touch Message Access.)
4Section 1A. Setting Up Service
For more information about using your voicemail, see
“Using Voicemail” on page 110.
Sprint Account Passwords
As a Sprint customer, you enjoy unlimited access to
your personal account information, your voicemail
account, and your data services account. To ensure
that no one else has access to your information, you
will need to create passwords to protect your privacy.
Account Username and Password
If you are the account owner, you will create an account
username and password when you sign on to
www.sprint.com. (Click Need to register for access? to get
started.) If you are not the account owner (if someone
else receives the bill for your Sprint service), you can
get a sub-account password at
www.sprint.com.
Voicemail Password
You’ll create your voicemail password (or passcode)
when you set up your voicemail. See “Setting Up Your
Voicemail” on page 4 for more information on your
voicemail password.
Data Services Password
With your Sprint phone, you may elect to set up an
optional data services password to control access and
authorize Premium Service purchases.
For more information, or to change your passwords,
sign on to
Service at
www.sprint.com or call Sprint Customer
1-888-211-4727.
Getting Help
Managing Your Account
Online: www.sprint.com
䢇 Access your account information.
䢇 Check your minutes used (depending on your Sprint
service plan).
䢇 View and pay your bill.
䢇 Enroll in Sprint online billing and automatic payment.
䢇 Purchase accessories.
䢇 Shop for the latest Sprint phones.
䢇 View available Sprint service plans and options.
䢇 Learn more about data services and other products
like Sprint Picture Mail, games, ringers, screen
savers, and more.
Section 1A. Setting Up Service5
Setting Up Service
From Your Sprint Phone
䢇 Press to check minute usage and
account balance.
䢇 Press to make a payment.
䢇 Press to access a summary of your
Sprint service plan or get answers to other questions.
From Any Other Phone
䢇 Sprint Customer Service: 1-888-211-4727.
䢇 Business Customer Service: 1-800-927-2199.
6Section 1A. Setting Up Service
Sprint 411
Sprint 411 gives you access to a variety of services and
information, including residential, business, and
government listings; movie listings or showtimes;
driving directions, restaurant reservations, and major
local event information. You can get up to three pieces
of information per call, and the operator can
automatically connect your call at no additional charge.
There is a per-call charge to use Sprint 411, and you
will be billed for airtime.
䊳 Press .
Sprint Operator Services
Sprint Operator Services provides assistance when you
place collect calls or when you place calls billed to a
local telephone calling card or third party.
䊳 Press .
For more information or to see the latest in products
and services, visit us online at
www.sprint.com.
Section 2
Your Phone
Section 2A
12. Softkey (right)
4. Navigation Key
5. Softkey (left)
6. MENU/OK
3. Main LCD (display)
2. Signal Strength
Indicator
1. Earpiece
11. END/POWER Key
18. Headset Jack
19. Side Camera
Button
7. TALK Key
8. BACK Key
13. Battery Strength
Indicator
9. Keypad
10. Microphone
16. Sub LCD
15. Volume Button
14. Camera
Lens
17. Charger/Accessories
Jack
Phone Basics
⽧ Your Phone (page 8)
⽧ Viewing the Display Screen (page 10)
⽧ Features of Your Phone (page 13)
⽧ Turning Your Phone On and Off (page 14)
⽧ Using Your Phone’s Battery and Charger (page 15)
⽧ Navigating Through the Menus (page 18)
⽧ Displaying Your Phone Number (page 19)
⽧ Making and Answering Calls (page 20)
⽧ Entering Text (page 30)
Your phone is packed with features that simplify your life and
expand your ability to stay connected to the people and
information that are important to you. This section will guide
you through the basic functions and calling features of
your phone.
8Section 2A. Phone Basics
Your Phone
Key Functions
1. Earpiece lets you hear the caller and automated
prompts.
2. Signal Strength Indicator represents the signal
strength by displaying bars. The more bars
displayed, the better the signal strength.
3. Main LCD (display) displays all the information
needed to operate your phone, such as the call
status, the Contacts list, the date and time, and the
signal and battery strength.
4. Navigation Key scrolls through the phone’s menu
options and acts as a shortcut key from standby
mode.
䡲 Press Up to access Missed Alerts.
䡲 Press Down to access My Content.
䡲 Press Right to launch the Web.
䡲 Press Left to launch Send Text Message.
5. Softkey (left) lets you select softkey actions or menu
items corresponding to the bottom left line on the
Main LCD.
6. MENU/OK lets you access the phone’s menus and
selects the highlighted choice when navigating
through a menu.
7. TA LK Key allows you to place or receive calls,
answer Call Waiting, use Three-Way Calling, or
activate Voice Dial.
8. BAC K Key deletes characters from the display in text
entry mode. When in a menu, pressing the Back
key returns you to the previous menu. This key also
allows you to return to the previous screen in a
data session.
9. Keypad lets you enter numbers, letters, and
characters, and navigate within menus. Press and
hold keys 0–9 for speed dialing.
10. Mic rophone allows other callers to hear you clearly
when you are speaking to them.
11. END/POWER Key lets you turn the phone on or off,
end a call, or return to standby mode. While in the
main menu, it returns the phone to standby mode
and cancels your input. When you receive an
incoming call, press to enter silent mode and mute
the ringer.
Section 2A. Phone Basics9
Phone Basics
12.
Softkey (right) lets you select softkey actions or
menu items corresponding to the bottom right line
on the Main LCD.
13. Battery Strength Indicator represents the amount of
remaining battery charge currently available in
your phone. When all bars are displayed in the
battery icon, the phone’s battery is fully charged.
When no bars are displayed, the phone’s battery is
completely discharged or empty.
14 . Camera Lens, as part of the built-in camera, lets you
take pictures and videos.
15. Volume Button allows you to adjust the ringer
volume in standby mode (with the phone open) or
adjust the voice volume during a call. The volume
key can also be used to scroll up or down to
navigate through the different menu options.
16. Sub LCD lets you monitor the phone’s status and
see who’s calling without opening the phone.
17. Charger/Accessories Jack allows you to connect a
USB cable.
the incorrect jack may damage the phone.
CAUTI ON! Inserting an accessory into
10Section 2A. Phone Basics
18. Headset Jack allows you to plug in either a stereo
headset (included) or an optional headset for
convenient, hands-free conversations.
Inserting an accessory into the incorrect jack may
damage the phone.
CAUTI ON!
19. Side Camera Button lets you activate the camera and
video mode and take pictures and videos.
Viewing the Display Screen
Your phone’s display screen provides information
about your phone’s status and options. This list
identifies the symbols you’ll see on your phone’s
display screen:
To view a list of your phone’s icons and descriptions,
Tip
from the main menu select
Information > Icon Glossary.
indicates data services status. (The icon is
animated while service is active.)
indicates your data connection is active (data
is being transmitted).
Settings > Phone
indicates your data connection is active (data
is being received).
indicates data connection is dormant (no data
is being sent or received).
indicates your phone’s location feature is on.
indicates your phone’s location feature is off.
indicates your phone is using SSL (Secure
Sockets Layer) protocol for client/server
communication.
indicates you are “roaming” off the Sprint
National Network.
indicates you have new text message.
indicates you have an urgent unread text
message.
indicates there is an unread Text VoiceSMS
message in your Inbox.
indicates the Text VoiceSMS message has
been read.
indicates there is an unread VoiceSMS
message in your Inbox.
indicates you have listened to the SMS Voice
message.
indicates your message is locked.
indicates the ringer volume is set to vibrate.
indicates your phone is operating in TTY
mode.
indicates your phone has a ringer volume set
and the vibrate option is checked.
indicates the ringer is set at a level between
1 - 8 or that 1-Beep is selected.
indicates your phone’s ringer is turned off and
the vibrate option is enabled.
indicates your ringer is turned off and the
vibrate option is not enabled (Silence Mode).
indicates the onboard microphone is muted.
Section 2A. Phone Basics11
Phone Basics
indicates that an alarm is set on your phone.
+
-
tells you a call is in progress.
means your phone cannot find a signal.
shows your current signal strength. (The more
lines you have, the stronger your signal.)
indicates battery charge level (icon shown is
full).
indicates battery charge level (icon shown is
completely discharged).
indicates that the self-timer function is
enabled. With the self-timer enabled, a set
amount of time is required prior to taking a
picture.
indicates that the brightness has been set
manually.
indicates that the white balance setting
automatically adjusts for the conditions.
12Section 2A. Phone Basics
indicates that the white balance has been set
to Sunny. This is used for taking pictures or
movies outdoors on bright sunny days.
indicates that the white balance has been set
to Cloudy. This is used for taking pictures or
movies outdoors under cloudy conditions.
indicates that the white balance has been set
to Tungsten. This is used for taking pictures or
movies indoors under normal lighting
conditions.
indicates that the white balance has been set
to Fluorescent. This is used for taking pictures
or movies indoors under fluorescent lighting
conditions.
indicates that the white balance has been set
to Manual. This is used for taking pictures
indoors or outdoors using your own custom
settings.
indicates that a picture has been assigned a
function. An example may be Picture ID,
Screen Saver, or Incoming Call.
indicates that a picture has been saved to your
phone.
indicates that a picture has been uploaded to
an online album or folder.
indicates that a picture has been downloaded
from an online album or folder.
indicates that Bluetooth technology is hidden.
indicates that Bluetooth technology is active
and enabled.
indicates that Bluetooth device is connected.
indicates that Wireless Backup is in progress.
Features of Your Phone
The M320 by Samsung is lightweight, easy to use, and
reliable, and it offers many features and service
options. This list previews some of those features and
provides page numbers where you can find out more:
䢇 Dual band capability allows you to make and receive
calls while on the Sprint National Network and to
roam on 1900 and 800 MHz digital networks where
Sprint has implemented roaming agreements
(page 57).
䢇 Data services provides access to the wireless Internet
in digital mode (page 119).
䢇 Sprint Mail (page 124), SMS Text Messaging
(page 113), and SMS Voice Messaging (page 115)
provide quick and convenient messaging
capabilities.
䢇 Games, ringers, screen savers, and other
applications can be downloaded to make your
phone as unique as you are (page 127). Additional
charges may apply.
Section 2A. Phone Basics13
Phone Basics
䢇 The Contacts list can store a total of 500 phone
numbers, with each contacts entry containing a
maximum of five phone numbers (page 65).
䢇 The built-in Scheduler offers several personal
information management features to help you
manage your busy lifestyle (page 74).
䢇 The Location feature works in connection with
available location-based services (page 43).
䢇 Your phone’s external LCD display allows you to
monitor the phone’s status and to see who’s calling
without opening the phone.
䢇 T9 Text Input lets you quickly type messages with
one keypress per letter (see page 31).
䢇 Speed dial lets you dial phone numbers with one or
two keypresses (see page 30).
14Section 2A. Phone Basics
Turning Your Phone On and Off
Turning Your Phone On
䊳 Press .
Once your phone is on, it may display “Searching for
Service.” When your phone finds a signal, it
automatically enters standby mode – the phone’s idle
state. At this point, you are ready to begin making and
receiving calls.
In Power Save mode, your phone searches for a signal
periodically without your intervention. You can also
initiate a search for Sprint service by pressing any key
(when your phone is turned on).
The Power Save feature conserves your battery
Tip
power when you are in an area where there is no
signal.
Turning Your Phone Off
䊳 Press and hold for two seconds until you see
the powering down animation on the display
screen.
Your screen remains blank while your phone is off
(unless the battery is charging).
Using Your Phone’s Battery and
Charger
WARNING
Sprint-approved or Samsung-approved batteries and
accessories can be found at Sprint Stores or through
Samsung; or call 1-866-343-1114 to order. They’re also
available at
Use only Sprint-approved or Samsungapproved batteries and chargers with your
phone. The failure to use a Sprint-approved or
Samsung-approved battery and charger may
increase the risk that your phone will overheat,
catch fire, or explode, resulting in serious
bodily injury, death, or property damage.
www.sprint.com.
Battery Capacity
Your phone is equipped with a Lithium Ion (Li-Ion)
battery. It allows you to recharge your battery before it is
fully drained. The battery provides up to 3.5 hours of
continuous digital talk time.
When the battery reaches 5% of its capacity, the battery
icon blinks. When there are approximately two minutes
of talk time left, the phone sounds an audible alert and
then turns off.
Long backlight settings, searching for service, vibrate
Note
mode, browser use, and other variables may reduce
the battery’s talk and standby times.
Watch your phone’s battery level indicator and
Tip
charge the battery before it runs out of power.
Section 2A. Phone Basics15
Phone Basics
Installing the Battery
1. Remove the battery cover (located on the back of
the phone) by pressing down on the raised ridge
while sliding the cover in the direction of the arrow
(1).
2. Carefully lift the battery cover away from the phone
(2).
3. Slide the battery into the compartment so that the
tabs on the end align with the slots at the bottom of
the phone, making sure to line up the gold
contacts (3).
16Section 2A. Phone Basics
4. Gently press down on the battery until it snaps into
place (4).
5. Replace the cover by lining up the tabs and sliding
the cover up until it snaps into place. Check that
the battery is properly installed before turning on
the phone.
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