Samsung SGH-T255G User Manual
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SGH-T255G
M O B I L E
P H O N E
User Manual
Please read this manual before operating your
phone, and keep it for future reference.

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Table of Contents
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Summary of Contents for Samsung SGH-T255G

  • Page 1 SGH-T255G M O B I L E P H O N E User Manual Please read this manual before operating your phone, and keep it for future reference.
  • Page 2: Intellectual Property

    (patentable or unpatentable), patents, trade secrets, copyrights, software, computer programs, and related documentation and other works of authorship. You may not infringe or otherwise violate the rights secured by the Intellectual Property. Moreover, you agree that you will not (and will not attempt to) modify, prepare derivative works of, reverse engineer, decompile, disassemble, or otherwise attempt to create source code from the software.
  • Page 3: Open Source Software

    The exposure standard for wireless phones employs a unit of measurement known as Specific Absorption Rate (SAR). The SAR limit set by the FCC is 1.6 W/kg. The highest SAR values for this model phone were Head: 0.43 W/kg, and...
  • Page 4 OF ANY KIND WHATSOEVER WITH RESPECT TO THE PRODUCT. IN ADDITION, SAMSUNG SHALL NOT BE LIABLE FOR ANY DAMAGES OF ANY KIND RESULTING FROM THE PURCHASE OR USE OF THE PRODUCT OR ARISING FROM THE BREACH OF THE EXPRESS WARRANTY, INCLUDING INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES, OR LOSS OF ANTICIPATED PROFITS OR BENEFITS.
  • Page 5: Table Of Contents

    Main Display Layout ......... . . 13 Selecting Functions and Options ........15 Section 3: Call Functions ...18...
  • Page 6 Section 9: Understanding Your Contacts ...52 Dialing a Number from the Contact List ......52 Finding a Contact List Entry .
  • Page 7 Health and Safety Information ........
  • Page 8: Section 1: Getting Started

    If necessary, power-off the phone by pressing and holding off image is displayed. Removing the Battery With your phone turned off, press down on the cover release on the back of the phone near the top (1). Lift up and remove the back cover from the phone (2).
  • Page 9: Installing And Removing The Sim Card

    Installing and Removing the SIM Card Important!: The plug-in SIM card and its contacts can be easily damaged by scratches or bending. Use caution when inserting or removing the SIM, and keep all SIM cards out of reach of children.
  • Page 10: Replacing The Battery

    Note: The angled corner of the SIM should be inserted as shown in the diagram on the phone. The correct SIM orientation is necessary for your phone to recognize the SIM. Replacing the Battery To reinstall the battery, with the battery cover open, align the battery contacts with the pins in the battery compartment in the phone (1).
  • Page 11: Charging The Battery

    Your phone is powered by a rechargeable Li-ion battery. Use the wall charger to charge the battery, and use only Samsung approved batteries and chargers. Note: You must fully charge the battery before using your phone for the first time. A fully discharged battery requires up to 4 hours of charge time.
  • Page 12 Remove the adapter from the phone by gently pulling the connector out. Important!: The battery charging function may stop if you are on a call while charging your battery. Note: Do not remove the battery from the phone during charging. You must unplug the adapter from the phone before removing the battery to avoid damage.
  • Page 13: Turning The Phone On Or Off

    Note: he display language is preset to Automatic at the factory. To change the language, use the Language menu. For more information, see Phone settings on page 57. When you wish to switch off the phone, press and hold the...
  • Page 14 Used in place of “select” in long “drill down” procedure steps. Example: “...Settings Phone Language...”...
  • Page 15: Section 2: Understanding Your Phone

    Section 2: Understanding Your Phone This section outlines some key features of your phone. It also displays the screen and the icons that are displayed when the phone is in use. Open View of Your Phone The following diagram shows the main elements of your phone.
  • Page 16 Send key: Allows you to place or receive a call. In standby mode, press the key once to access the Recent Calls log. If you press and hold the key down, you will initiate the most recent call from the Recent Calls log.
  • Page 17: Main Display Layout

    Appears when you receive a new text message. Appears when you receive a new voicemail message. Appears when you set an alarm on your phone. Appears when a call is in progress. Icons Text and...
  • Page 18 Shows the level of your battery. The more bars you see, the more power you have remaining. Note: The default Profile is Normal. The profile is editable, and the displayed icons may vary according to the settings. To edit Profile settings, press Menu Settings Sound Profile.
  • Page 19: Selecting Functions And Options

    To select the function displayed or the option highlighted, press the Select soft key or the • key. To view the next function or highlight the next option on a list, press the Down Navigation • key. To move back to the previous function or option on a list, press the Up Navigation key.
  • Page 20: Soft Keys

    To exit the menu structure without changing the settings, press the • Soft Keys The roles of the left and right soft keys vary depending on the function you are currently using. The active function for each soft key is shown at the bottom of the display above each key.
  • Page 21: Navigation Key

    Press the Up or Down Navigation keys when jumping to highlighted links on the web. In a call, press the Up or Down Navigation keys to adjust the speaker volume. In the Idle screen, the Navigation keys provide shortcuts to launch applications.
  • Page 22: Section 3: Call Functions

    Section 3: Call Functions This section describes how to make or answer a call. It also includes the features and functionality associated with making or answering a call. Making a Call In Idle mode, enter the area code and phone number, and press the...
  • Page 23: Making A Call From Your Contact List

    Highlight the number you want, then press Making a Call from your Contact List You can store phone numbers that you use regularly on the SIM card or in the phone’s memory. These entries are collectively called the Contact List. Once you...
  • Page 24: Answering A Call

    Note: To reject an incoming call, press the Reject soft key. End the call by pressing Note: You can answer a call while using the Contact List or menu features. After ending the call, the phone returns to the function screen you were using.
  • Page 25: Viewing Missed Calls

    To view the number details: Press the View soft key. The most recently missed call is displayed. Note: If there is a voicemail sent by the same number, associated icons are displayed and can then be selected. To scroll through the list of missed calls, press the Up or Down Navigation key.
  • Page 26 Calling Back a Missed Call To call back a missed call number: Press the View soft key. A list of the most recently missed calls is displayed. Highlight the desired missed call. Press the Options soft key, then select Call Back.
  • Page 27: Call Time

    Total Received: shows the total length of time for all calls received. • Options During a Call Your phone provides a number of control functions that you can use during a call. Adjusting the Call Volume Adjust the speaker volume during a call by pressing the Up and Down Navigation keys.
  • Page 28 Putting a Call on Hold You can place the current call on hold whenever you want. You can also make another call while you have a call in progress if your network supports this service. To put a call on hold:...
  • Page 29: Using The Speakerphone During An Active Call

    Press the Options soft key to access the following: Hold: Places the active call on hold. • New Call: Places the current call on hold and then allows you to enter and dial another • number or access your Contact List.
  • Page 30: Searching For A Number In Address Book

    Muting or Sending Keypad Tones These options allow you to turn the key tones off or on. If the Mute Keypad Tone option is selected, it allows you to press keys without hearing key tones during a call. Note: To communicate with answering machines or computerized telephone systems, the Send Keypad Tone option must be selected.
  • Page 31 Press call on hold, in a single multi-party call. Note: If SIM enabled, some versions of the phone allow you to join with both of your callers in a multi-party call by pressing Options Press to end the call.
  • Page 32: Silent Mode

    Silent Mode Silent mode is convenient when you wish to stop the phone from making a sound, in a theater, for example. In Idle mode, press and hold until the phone vibrates, the “Silent profile on” message appears on screen. The Silent mode icon is displayed on the screen.
  • Page 33: Section 4: Menu Navigation

    Accessing a Menu Function by Scrolling In Idle mode, press the Menu soft key to access Menu mode. Scroll using the Navigation keys to reach a main menu. Press the Select soft key or the key to enter the menu.
  • Page 34 Press the Menu soft key. Press the Press the Press the key for Settings. key for Phone key for Language.
  • Page 35: Section 5: Messages

    • Input Mode: Allows you to set the text Input method: ab, Ab, AB, T9ab, T9Ab, T9AB, 123 or Symbols. • Back: Asks you if you want to Save to Drafts? Yes or No, or deletes your unsent message and returns to the Massaging display.
  • Page 36: Creating And Sending A New Picture Message

    Select My Photos to see thumbnail images of your photos. Highlight the photo you wish to add and press the Add soft key. The New multimedia message screen appears in the display with the selected photo in the Graphics field.
  • Page 37: Viewing New Received Messages

    When you are finished with your message, you can press the Options soft key to make changes, additions, edits such as background color, add a business card or other attachments, modify send settings and preview your message. – or –...
  • Page 38: Inbox

    Add to Block List: Allows you to add the sender or caller to a block list. • Extract Address: Allows you to extract the address to add to your contacts or send a reply. • Lock/Unlock: Allows you to lock or unlock the deletion of the highlighted message.
  • Page 39: Sent

    The Sentbox message box stores copies of messages you sent. Drafts The Drafts message box stores unsent messages that you want to edit or send at a later time. Voicemail Choosing this option dials your voicemail. My Folder You can elect to store messages in My Folder.
  • Page 40: Delete All

    Delete All The Delete All function allows you to clear messages you no longer wish to store. You can delete the messages in the selected message folder(s) or you can choose to delete all messages at one time. Messaging Settings...
  • Page 41: Used Space

    Broadcast Messages Broadcast Messages displays if allowed by your service provider. Used Space Used Space shows the number of messages stored on your phone and on your SIM Card. Text Messages: displays the number of messages stored at these locations: Phone, SIM, Inbox, Sent, Outbox, Drafts, My Folder.
  • Page 42: Section 6: Browser

    To exit the Browser, press Using the Browser When you use your Browser to access the Web, some of the keys operate differently than during a normal phone call. You can act upon options or links by using the soft keys. Soft Keys The bottom of the display shows browser commands above the Left and Right soft keys used to execute the commands.
  • Page 43: How The Web Keys Work

    Navigation keys — Use to browse lists and options. • Back Key — A browse, back-up key. Press once to back up one page. Press and hold to go • back to home page. Press to clear the last number, letter, or symbol entered. Press and hold to completely clear the display.
  • Page 44: Section 7: Camera

    Your camera produces photos in JPEG format. To take a photo using the current camera settings, do the following: Note: When you take a photo in direct sunlight or in bright conditions, shadows may appear on the photo. In Idle mode, press Menu options appear: •...
  • Page 45: Setting Camera Options

    • Send: allows you to go to New Multimedia Message screen. For sending a Multimedia Message, see “Creating and Sending a New Picture Message” on page 32. • Delete: press the right soft key (Delete) and confirm Yes to delete or No to keep the photo.
  • Page 46: Viewing Photos

    • Delete: allows you to delete a selected photo or multiple selected photos. • Rename: allows you to rename the selected photo. • Slide Show: allows you to play the available images in My Photo in a slide show. • Lock/Unlock: allows you to lock or unlock a photo file.
  • Page 47: Section 8: Applications

    Stopwatch: Allows you to view the amount of time in up to 30 intervals. • World Time: Allows you to view the current time of day or night in another part of the world. • Tools. The following submenus display:...
  • Page 48 Alarms You can set an alarm to alert you once, or daily at a specified time. Once set, the alarms are easy to change or turn off completely. In Idle mode, press Menu in the display: • Wake-up Alarm • Alarm 1 •...
  • Page 49 Create: Allows you to choose the category for your new event: Appointment, Anniversary, • Miscellaneous, Task, Go to: Allows you to view the current day’s calendar or to jump to another date that you • specify: Today, Date Event List: Allows you to view your events by category: Appointment, Anniversary, •...
  • Page 50: Tip Calculator

    In Idle mode, press Menu Calculator screen with the Bill field highlighted. Use the keypad to enter the total amount of the bill. To include a decimal point, press the If needed, highlight the Tip field and use the keypad to change the tip percentage.
  • Page 51 If needed, highlight the # paying field and use the keypad to change the number of persons paying. The amount of the tip, the bill total, and the amount owed by each person appears in the lower half of the screen.
  • Page 52 Select the currency exchange rate you want to change. To edit the highlighted exchange rate, press Options Use the keypad to change the current exchange rate. Press the Save soft key to save the changed exchange rate. Currency — Adding Exchange Rates You can use the Currency Converter to convert from and to obscure currencies by adding exchange rates for these currencies.
  • Page 53 Press Options Enter the name in the Enter New Currency field and the rate in the Enter New Rate field. Press the Save soft key to save the new currency. Currency — Deleting Exchange Rates You cannot erase the preloaded currencies from the Exchange Rate list. You can...
  • Page 54: My Folder

    Press the Reset soft key to erase all stopwatch (lap) times recorded. World Time World Time lets you view the time of day or night in another part of the world. World Time displays time in the 24 different time zones around the world.
  • Page 55 Set as, Delete, Rename, Slide Show, Lock/Unlock and Properties. – Default Wallpapers: allows you to choose from seven wallpapers to customize your wallpaper. Used Space: allows you to view the available memory in My Folder and the used memory in • your Audio and Picture folders.
  • Page 56: Section 9: Understanding Your Contacts

    Contact List. Dialing a Number from the Contact List Once you have stored phone numbers in the Contact List, you can dial them easily by highlighting the number you wish to call and selecting Options Finding a Contact List Entry You can store phone numbers and their corresponding names onto your SIM card.
  • Page 57: Adding A New Contact

    Copy to Phone/SIM Card: allows you to copy all or a selection to your Phone/SIM Card. • Send Business Card: allows you to create a business card for your contact. • Assign Speed Dial: allows you to assign a speed dial number to the selected contact.
  • Page 58: Reject List

    Own Number: Displays you number assigned to your phone. • Copy All to: Allows you to choose to copy all contacts to your phone or to your SIM Card. • Delete All: Allows you to delete all contacts, to delete all contacts from your phone or to •...
  • Page 59: Sim Management

    From the Idle screen, press Menu Number to view your assigned number. Note: You can change the number assigned to your SIM that displays in the Own Numbers menu, but entering another number prevents you from making or receiving calls on the handset.
  • Page 60: Section 10: Changing Your Settings

    Section 10: Changing Your Settings This section includes tips on how to use some of use some of your phone features, as well as how to change and customize the display settings, call handling, security settings, and other settings associated with your phone.
  • Page 61: Time & Date

    In Idle mode, press Menu Note: When the Keypad auto-lock feature is on, your phone automatically locks your keypad when the phone has been idle for a while. To unlock your phone, press the Unlock soft key, then press OK.
  • Page 62 PIN2 (obtained from your service provider) before you can specify a new one. Enter a new PIN2 Code and confirm your entry. Note: This lock code is typically the last four digits of the current phone number or it can be obtained from your service provider’s customer service representative.
  • Page 63: Calls

    General: allows you to set up options for Show My Number, Call Answer, Call Status Tones • and Alerts on Call. Voice Call: allows you to set up options for Call barring (if available), Call Waiting and Auto • Redial.
  • Page 64: Used Space

    Calendar Settings: Allows you to elect to start your calendar on Monday or on Sunday, and • choose a default view: Month, Week or Day. Contacts Settings: Allows you to choose options to manage your Contacts in your Contact •...
  • Page 65: Section 11: Health And Safety Information

    Specific Absorption Rate (SAR). The SAR is a measure of the rate of absorption of RF energy by the human body expressed in units of watts per kilogram (W/kg). The FCC requires wireless phones to comply with a safety limit of 1.6 watts per kilogram (1.6 W/kg).
  • Page 66 Before a new model phone is available for sale to the public, it must be tested and certified to the FCC that it does not exceed the exposure limit established by the FCC.
  • Page 67: Please Note The Following Information When Using Your Handset

    Your Handset WARNING REGARDING DISPLAY The display on your handset is made of glass or acrylic and could break if your handset is dropped or if it receives significant impact. Do not use if screen is broken or cracked as this could cause injury to you.
  • Page 68: Consumer Information On Wireless Phones

    FDA and other federal health and safety agencies. When the phone is located at greater distances from the user, the exposure to RF is drastically lower because a person's RF exposure decreases rapidly with increasing distance from the source.
  • Page 69 Support needed research into possible biological effects of RF of the type emitted by • wireless phones; Design wireless phones in a way that minimizes any RF exposure to the user that is not • necessary for device function; and Cooperate in providing users of wireless phones with the best possible information on •...
  • Page 70 RF exposure. Other studies exposed the animals to RF for up to 22 hours per day. These conditions are not similar to the conditions under which people use wireless phones, so we don't know with certainty what the results of such studies mean for human health.
  • Page 71 This is because the interval between the time of exposure to a cancer-causing agent and the time tumors develop - if they do - may be many, many years. The interpretation of epidemiological studies is hampered by difficulties in measuring actual RF exposure during day-to-day use of wireless phones.
  • Page 72 If there is a risk from these products - and at this point we do not know that there is - it is probably very small. But if you are concerned about avoiding even potential risks, you can take a few simple steps to minimize your exposure to radio frequency energy (RF).
  • Page 73 If you must conduct extended conversations by wireless phone every day, you could place • more distance between your body and the source of the RF, since the exposure level drops off dramatically with distance. For example, you could use a headset and carry the wireless phone away from your body or use a wireless phone connected to a remote antenna.
  • Page 74 RF emissions, will not be placed against the head. On the other hand, if the phone is mounted against the waist or other part of the body during use, then that part of the body will absorb more RF energy. Wireless phones marketed in the U.S.
  • Page 75 (IEEE). This standard specifies test methods and performance requirements for hearing aids and wireless phones so that no interference occurs when a person uses a compatible phone and a compatible hearing aid at the same time. This standard was approved by the IEEE in 2000.
  • Page 76: Road Safety

    Rain, sleet, snow, ice and even heavy traffic can be hazardous. Do not take notes or look up phone numbers while driving. Jotting down a "to do" list or flipping through your address book takes attention away from your...
  • Page 77 Dial sensibly and assess the traffic; if possible, place calls when you are not moving or before pulling into traffic. Try to plan calls when your car will be stationary. If you need to make a call, dial only a few numbers, check the road and your mirrors, then continue.
  • Page 78: Responsible Listening

    Always turn the volume down before plugging the earphones into an audio source. • Set the volume in a quiet environment and select the lowest volume at which you can hear • adequately. When using headphones, turn the volume down if you cannot hear the people speaking •...
  • Page 79 Do not turn the volume up to block out noisy surroundings. If you choose to listen to your • portable device in a noisy environment, use noise-cancelling headphones to block out background environmental noise. By blocking background environment noise, noise cancelling headphones should allow you to hear the music at lower volumes than when using earbuds.
  • Page 80: Operating Environment

    Operating Environment Remember to follow any special regulations in force in any area and always switch your phone off whenever it is forbidden to use it, or when it may cause interference or danger. When connecting the phone or any accessory to another device, read its user's...
  • Page 81: Using Your Phone Near Other Electronic Devices

    Should use the ear opposite the implantable medical device to minimize the potential for • interference; Should turn the phone OFF immediately if there is any reason to suspect that interference is • taking place; Should read and follow the directions from the manufacturer of your implantable medical •...
  • Page 82: Fcc Hearing-Aid Compatibility (Hac) Regulations For Wireless Devices

    If your hearing device happens to be vulnerable to interference, you may not be able to use a rated phone successfully. Trying out the phone with your hearing device is the best way to evaluate it for your personal needs.
  • Page 83 The hearing aid and wireless phone rating values are then added together. A sum of 5 is considered acceptable for normal use. A sum of 6 is considered for best use. In the above example, if a hearing aid meets the M2 level rating and the wireless phone meets the M3 level rating, the sum of the two values equal M5.
  • Page 84: Potentially Explosive Environments

    Switch your phone off in health care facilities when any regulations posted in these areas instruct you to do so. Hospitals or health care facilities may be using equipment that could be sensitive to external RF energy.
  • Page 85: Emergency Calls

    Restricting Children's access to your Phone Your phone is not a toy. Do not allow children to play with it because they could hurt themselves and others, damage the phone or make calls that increase your phone bill.
  • Page 86: Fcc Notice And Cautions

    Although your phone is quite sturdy, it is a complex piece of equipment and can be broken. Avoid dropping, hitting, bending or sitting on it.
  • Page 87: Other Important Safety Information

    Do not place objects, including both installed or portable wireless equipment near or in the area over the air bag or in the air bag deployment area. If wireless equipment is improperly installed and the air bag inflates, serious injury could result.
  • Page 88: Understanding The Power Save Feature

    Speak directly into the phone's receiver. • If your phone has a SIM or memory card: (i) handle the SIM or memory card with care, (ii) • do not remove a card while the phone is transferring or accessing information, as this could...
  • Page 89: Availability Of Various Features/Ring Tones

    (iii) protect cards from strong shocks, static electricity, and electrical noise from other devices, and (iv) do not touch gold- colored contacts or terminals with your fingers or metal objects (if dirty, wipe the card with a soft cloth).
  • Page 90 • cooling or warming first. Do not leave the battery in hot or cold places, (below 0 °C (32 °F) or over 45 °C (113 °F) • such as in a car in summer or winter conditions, as you will reduce the charging capacity and lifetime of the battery.
  • Page 91: Care And Maintenance

    Do not permit a battery out of the phone to come in contact with metal objects, such as • coins, keys or jewelry. Do not crush, puncture or put a high degree of pressure on the battery as this can cause an • internal short-circuit, resulting in overheating.
  • Page 92 Do not store the phone in cold areas (below 0 °C (32 °F)). When the phone warms up to its • normal operating temperature, moisture can form inside the phone, which may damage the phone's electronic circuit boards. Do not drop, knock or shake the phone. Rough handling can break internal circuit boards.

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