Ericsson T28z User Manual
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Ericsson T28z User Manual

Ericsson T28z User Manual

Ericsson mobile phone user's guide
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Summary of Contents for Ericsson T28z

  • Page 1 User’s Guide Mobile Phone T28z...

  • Page 2: Table Of Contents

    Ericsson Mobile Internet 106 current information, or improvements to Glossary 107 programs and/or equipment, may be made by Ericsson Inc. at any time and without Guidelines for Safe and Efficient Use 111 notice. Such changes will, however, be Index 123 incorporated into new editions of this manual.
  • Page 3 Please note! Some of the services in this manual are not supported by all networks. This also applies to the GSM International Emergency Number 112 (or 911 in the Americas). Please contact your network operator or service provider if you are in doubt whether you can use a particular service or not.

  • Page 4: Getting Started

    Getting Started Preparing Your Phone for Use Turning Your Phone On and Off Display Information and Key Functions Making and Receiving Calls During a Call...

  • Page 5: Preparing Your Phone For Use

    Preparing Your Phone for Use Overview Front Back Hole for belt clip Preparing Your Phone for Use Volume key Display Keypad Flip Connector for external antenna Flip release button Antenna Indicator light Earpiece Power On/Off Flip release button Microphone Battery release catch Battery Handsfree connector...
  • Page 6 Assembly You need to do the following to use your phone: • insert the SIM card • attach the battery to the phone • charge the battery The SIM Card When you register as a subscriber with a network operator, you get a SIM (Subscriber Identity Module) card.
  • Page 7 Unblocking Key code), which you also get from your operator. The Battery Your T28z comes with a lithium battery. The battery is not charged when you buy your phone, but there may be enough power to switch the phone on. We recommend that you charge the battery up to three hours before you use the phone for the first time.
  • Page 8 Note! The electrical plug may look different depending on the electrical outlet in your country. Do not connect it to any other item than your Ericsson Travel Charger CTR-10. It must not be disconnected from the charger when plugged into the electrical outlet.
  • Page 9 When the battery is fully charged, the battery meter in the display is full and the indicator on the top of the phone shows a steady green light. Disconnecting the Charger Disconnect the charger from the phone by moving the plug upwards. Removing the Battery Slide the release catch upwards.

  • Page 10: Turning Your Phone On And Off

    Turning Your Phone On and Off Turning your Phone on Open the flip by pressing the flip release button on the right side of the phone. Press and hold the key until you hear a tone. If “PIN:” Appears in the Display Some SIM cards are protected with a PIN code.
  • Page 11 settings, see “Personalizing Your Phone” on page 39. Display Language Most modern SIM cards automatically set the display language to the language of the country where you bought your SIM card, ( If this is not the case, the preset language is language, see “Display Language”...

  • Page 12: Display Information And Key Functions

    Display Information and Key Functions In standby mode, the display shows the name of your operator, the time, the signal strength and the battery power. Other icons appear if you receive any messages, forward all your incoming calls, set the alarm clock and so on. In this chapter, you will also learn about the key functions.
  • Page 13 Note! Each menu has got its own symbol. See “Menu Graphics” on page 21. Key Functions The table below explains the key functions. Flip release button To open the flip and answer incoming calls. Y E S (Clear) Number keys Display Information and Key Functions Ciphering indicator Home zone indicator...
  • Page 14 (Hash) To enter #. Volume key To increase or decrease the volume of the earpiece or upwards and handsfree loudspeaker during a call. downwards To reject an incoming call, quickly slide the key twice. To voice dial, slide and hold the key when the flip is open To move through the menus.

  • Page 15: Making And Receiving Calls

    Making and Receiving Calls In this chapter, we assume that you have turned on your phone and that you are within range of a network. If you are abroad, you may use other networks, provided your home network has an agreement that allows you to do this. See “Setting Network Preferences”...
  • Page 16 Automatic Redialing If the connection failed when you first called and the display shows User busy you can redial the number by pressing Retry? (up to 10 times) • until the call is answered. When the call is successfully connected, you hear a ring signal.
  • Page 17 Answering a Call • Open the flip by pressing the flip release button or press is open. Rejecting a Call • Slide the volume key on the side of the phone twice. Busy signal The display shows supported by the caller’s subscription. If Forward When Busy is on, the call is forwarded to the number you have specified.

  • Page 18: During A Call

    During a Call Your phone has several functions, which you might find helpful while a call is in progress. Changing the Listening Volume You can easily change the listening volume during a call by sliding the volume key on the side of the phone. To change the listening volume during a call •...
  • Page 19 The Notepad If you want to make a note of a phone number during a call, you can use your phone display as a notepad. To use the notepad during a call • Use the number keys to enter the number. When you end the call, the number remains in the display or, if Ask to add is on, you will be asked to save the number in your phone book.

  • Page 20: Functions And Settings

    Functions and Settings T28z Features Using the Menus Your Personal Phone Book Using the Call List Your Voice Mail Service Personalizing Your Phone Sending and Receiving Text Messages (SMS) Forwarding Incoming Calls Security for Your Phone and Subscription Handling More than One Call Simultaneously...

  • Page 21: T28Z Features

    ‘In Car’ profile is chosen automatically. In the display of the T28z you can see a mixture of text and symbols, which makes it easier for you to move through the menus when you want to change a certain setting, turn on the Vibrate Mode, send a message, save a number and so on.

  • Page 22: Using The Menus

    Using the Menus You can find all your phone functions in the menus. You use the menus every time you want to change a setting in your phone, such as the ring signal. You also use the menus to get the most out of your phone: to set the alarm clock, send text messages, save important phone numbers, etc.
  • Page 23 Symbol Using the Menus Name Description Group indicator Indicates that a phone book entry is a group. Unread SMS Indicates that a text message has not indicator been read. Unchecked Voice Indicates that a voice message has not Mail been checked. Phone book look up Indicates that you can enter the phone indicator...
  • Page 24 Moving through the Menus There are two ways of moving through the menus: scrolling with u or d • • using shortcuts Scrolling by Using u or d Press... to... scroll left or up through menus or functions. scroll right or down through menus or functions. select a menu, sub-menu or setting.
  • Page 25 To set the key sound Scroll to Select Interpret the instruction as follows: From the standby mode, use d or u to scroll to the Press Now you are in the The name of the menu that you have chosen is shown at the top of the display ( Press (You do not need to scroll with the arrow keys since this is the first...
  • Page 26 My Shortcuts You can place your favorite settings in the menu My Shortcuts. In this way, you can quickly and easily reach the settings you use most. When you buy your phone, My Shortcuts contains a few settings which you can remove if you wish.
  • Page 27 Using the Menus...

  • Page 28: Your Personal Phone Book

    Your Personal Phone Book You can create a personal phone book by saving phone numbers and accompanying names (an entry). An easy way to make calls is by recalling the phone numbers or names saved in your phone book. Creating a Personal Phone Book Before you start creating your personal phone book, there are a few things you need to know.
  • Page 29 To enter an international phone number Press and hold 0 to enter the + sign. • Exclude the leading zero in the area code. Entering Letters You can enter letters when you use the phone book and when you compose a short message (SMS).
  • Page 30 Saving a Number Together with a Name Every phone number that you save gets a position number. You can save the phone numbers together with a name to make it easier for you to keep track of your phone numbers. To save a number together with a name Scroll to Phone Book...
  • Page 31 To choose a sort order Scroll to Select a sort order. To call a number saved in the phone book Scroll to Enter the position number or the name (or the first few letters of the name) linked with the number that you want to call. Press If the name displayed is not the one you want, press u or d until you find the correct name and number.
  • Page 32 To edit an entry Scroll to Phone Book Y E S Enter the position number or the name of the entry that you wish to edit. Press Y E S If the name displayed is not the one you want, press u or d until you find the correct name and number.
  • Page 33 To delete all entries from the phone memory Scroll to The question Delete all in Press phone memory? Enter the phone lock code ( yourself). All entries in the phone memory are deleted. Telephone Banking Services If you use telephone banking services, you can save the phone number of your banking service together with your personal codes, or you can save your codes only.
  • Page 34 Y E S Groups The T28z allows you to create groups of phone book entries. In this way you can send a text message to several recipients at the same time. See “Sending and Receiving Text Messages (SMS)” on page 46.
  • Page 35 To save an e-mail address Scroll to Enter an e-mail address and press Enter a name and press The @ sign is accessed by pressing the 0 key three times. Tip! To edit an e-mail address Scroll to Select the entry that you want to edit. Select Edit the e-mail address and press Edit the name and press...

  • Page 36: Using The Call List

    Using the Call List The Call List is a phone number log that saves information (time, date, phone number and name) about the last 30 incoming and outgoing calls. Once your list exceeds 30 calls, the oldest one is deleted. What Calls Are Saved? The numbers that you have dialed are always saved.
  • Page 37 To delete a number from the Call List Scroll to Scroll to the number you want to delete and press The question Press To clear the Call List Scroll to The question Press To turn the Call List on or off Scroll to Select If you select...

  • Page 38: Your Voice Mail Service

    Your Voice Mail Service Note! This service depends on your subscription and operator. The answering service of your network allows callers to leave a voice message when you cannot answer your calls. Depending on your network operator, you will be informed that you have received a voice message in different ways.
  • Page 39 To call your Voice Mail Service • Scroll to You can also call your Voice Mail Service by pressing and holding 1 Tip! from standby. Changing Number and Signal To change your Voice Mail number Scroll to Press and hold Enter your new Voice Mail number and press To change the message alert signal Scroll to...

  • Page 40: Personalizing Your Phone

    Personalizing Your Phone Silent You can choose to set your phone completely silent so that all signals except the alarm and timer signals are turned off. To set the phone silent From standby, press and hold Silent on? appears. Press Y E S An icon appears in standby.
  • Page 41 Ring Signal Type You can choose a ring signal from a list of different sounds and melodies. You can also compose up to four melodies of your own by entering notes with the keypad. See “Composing Ring Signals” on page 41. To choose one of the ring signal types Scroll to Speech Calls...
  • Page 42 To delete a caller’s number Scroll to Personal rings Scroll to the number you wish to delete and press Select Composing Ring Signals You can compose four different ring signals. To compose a ring signal Scroll to Custom Rings Select Press Use the keypad to enter notes.
  • Page 43 Message Signal You can choose whether to hear clicks, tones or nothing (silent) when you receive a voice or text message (SMS). To set the message signal Scroll to Message Alert Select the signal you want. You can also find the Message Alert in Options in the Messages menu. Alarm Signal To change the alarm signal for the alarm clock Scroll to...
  • Page 44 You can always choose Automatic by pressing u , 8888, d in standby. Greeting Text When you turn on your phone, ‘Ericsson’ appears in the display. Instead of this, you can write your own greeting. Note! Some operators may have their own greeting.
  • Page 45 To set the standard greeting Scroll to Select To turn the greeting off Scroll to Select Phone Number Display My Numbers allows you to check your phone number(s). If your phone number cannot be retrieved from your SIM card, you can enter it yourself. To enter your phone number Scroll to Enter the number and then press...
  • Page 46 Date When the phone is in standby mode, you can slide the volume key upwards or downwards to see today’s date in the Status menu. To set the date format Scroll to Settings Time and Date Y E S Select the date format you want. To set the date Scroll to Settings...

  • Page 47: Sending And Receiving Text Messages (Sms)

    The Short Message Service (SMS) allows you to send and receive text messages consisting of up to 160 characters. A useful feature in your T28z is that you can send text messages to a group which you have defined in your phone book. See “Groups” on page 33.
  • Page 48 Composing a Text Message For more information on how to enter text and the letters, see “Entering Letters” on page 28. Example: To enter an ‘A’, press 2 once. • To enter a ‘B’, quickly press 2 twice. • • To enter lower-case letters, enter the letter, for example an ‘A’, and then press *.
  • Page 49 Sending Text Messages to a Group With your T28z you can send text messages to a pre-defined group. You need to specify a group and save it in your phone book before you can send text messages to a group.
  • Page 50 To set a standard message type Scroll to Messages Options, Y E S Select the message type you want. The selected message type is now standard until you change it. To turn Set on Send on or off Scroll to Messages Options Y E S...
  • Page 51 Templates If you have one or more standard messages that you use often, you can save these as Templates to be reused whenever you want. You can save up to 5 templates which can consist of 30 characters each. Your templates are saved in the phone memory.
  • Page 52 To read the message now Press when you see the question Y E S The display shows when the message was received and from what number it was sent, if your network supports the Calling Line Identification service (CLI). If you have saved the number together with a name in the phone book, the name is shown instead.
  • Page 53 Replying to a Message When you have read the message, press Select Select what message you want to send as a reply (send a new message or include this message when replying). Enter your message and press Note! If the sender of the message wants you to reply, the message Reply requested Reply? your network operator, when you press again to reply.
  • Page 54 The phone memory can hold up to 15 messages. When all memory positions are full, the oldest read message is overwritten when a new message is received. If the phone memory becomes full of unread messages, new messages are automatically saved on the SIM card. Messages remain in the phone memory until you delete them, until you insert a different SIM card or until the phone needs the memory space to save new messages.
  • Page 55 Area Information The ordinary Short Message Service is a personal service that carries your private messages. The Area Information is another type of text message which is sent to all subscribers in a certain network area. The information may be a local road report or a phone number to a local taxi. Note! This feature may not be available on all networks.
  • Page 56 Area Information Message List You can decide which types of area information messages you wish to receive. The number of Area Info codes that can be saved depends on your SIM card. To insert an Area Information code Scroll to Messages Options Y E S...

  • Page 57: Forwarding Incoming Calls

    All Line 2 Calls. Tip! If you place your T28z in a specific Ericsson Desktop Charger, your calls may be forwarded automatically. See “Desktop Charger” on page 91. When you are making a phone call and the phone call is forwarded to another number, this is indicated in your display, if supported by your subscription.
  • Page 58 Activating Forward Calls To forward a call Scroll to Settings Call Options Y E S Scroll to the forward alternative you want to turn on ( Busy No Reply Not Reachable Select Activate A phone number recently used for the forward function or a number recently present in the display will be suggested as a forward number.

  • Page 59: Security For Your Phone And Subscription

    Security for Your Phone and Subscription There are several ways to protect your phone and subscription from unauthorized use. Anything from a SIM card lock to full phone number control. The SIM Card Lock The SIM card lock only protects your subscription and not your phone itself from unauthorized use.
  • Page 60 Note! If the message Match error incorrectly. If the message Wrong PIN your old PIN incorrectly. To change your PIN 2 Scroll to Settings Locks Y E S Follow the same procedure as described in ‘To change your PIN code’ above. To turn off the SIM card lock Scroll to Settings...
  • Page 61 Follow the steps described in “To change your PIN code” on page 58. Note! It is important that you remember your new code. If you should forget it, you have to hand in your phone to your local Ericsson retailer. To set the phone lock to on, automatic or off Scroll to...
  • Page 62 To cancel all call restrictions Scroll to Settings Call Options Y E S Enter your password and press The message Please wait appears, followed by a message confirming that all call restrictions have been cancelled. To check the status of a call restriction Scroll to Settings Call Options...
  • Page 63 To turn the Fixed Dialing service on or off Scroll to Enter your PIN2 and press Select To save fixed numbers Scroll to Enter your PIN2 and press Enter the fixed number and press Enter the name you want to link with the number and press To edit a saved fixed number Scroll to Scroll to the fixed number that you want to edit and press...
  • Page 64 To activate a Closed User Group Scroll to Settings Call Options Y E S Scroll to the group you want to activate and press Select Activate Calls can only be made within the selected user group. To call outside Closed User Groups You can decide whether outgoing calls to a non-CUG number are allowed.
  • Page 65 To check the Accepted Callers List • Scroll to Accepted List To Accept calls from the list Scroll to Screening Mode Select Now you will only receive calls from the participants in the An icon is shown in standby. To reject all calls Scroll to Screening Mode Select...

  • Page 66: Handling More Than One Call Simultaneously

    Handling More than One Call Simultaneously Your phone allows you to handle more than one call simultaneously. This means that you can put a call that is in progress on hold, while you make or answer a second call, and then switch between the two calls. You may also set up a Conference Call to have a joint conversation with up to five people.
  • Page 67 Receiving a Second Call If the Call Waiting service is on, you hear a tone in the earpiece if you receive a second call. The number or name of the caller is normally shown at the top of the display together with a list of the alternatives Answer, Busy and Release&answer.
  • Page 68 Connect the two calls (Call Transfer) • Scroll to Call Handling Y E S The two calls are now connected to each other, and you are disconnected from both calls. Note! The Call Transfer service may not be available on all networks. Join the two calls into a Conference Call •...
  • Page 69 Adding New Participants to the Conference Group You may put the conference group on hold and then add new participants. To add a new participant Press Call the next person you wish to include in the conference group. Scroll to You can include up to five participants in the conference group by repeating steps 1 to 3 above.
  • Page 70 Making a Call while a Conference Call Is in Progress You can put the conference group on hold and make another call. You can then switch between the new call and the conference call. To put the conference group on hold and make a new call Press Y E S Enter the number you wish to call and press...

  • Page 71: Setting Network Preferences

    Setting Network Preferences Searching for Networks When you turn on the phone, it searches for the last accessed network. If this is not within range, you may use another network, provided your home network has an agreement that allows you to do so. This is called roaming. The order of preference in which the phone chooses a network is determined by a list of preferred networks on your SIM card.
  • Page 72 All other networks without any icons are available, i.e. they are not included in the preferred or forbidden list on your SIM card but they may be used. Forbidden Networks The names of the forbidden networks are stored on your SIM card. If such a forbidden network is within range, it is left out when the phone searches for a network (automatic search mode).
  • Page 73 To delete a network from the list Scroll to Scroll to the network that you want to delete and press Select To rearrange the list Scroll to Scroll to the network that you want to move and press Select Enter the new position within the list and press Search Modes When you turn on your phone, it searches for a network.

  • Page 74: Knowing The Call Time/Call Cost

    Knowing the Call Time/ Call Cost During a call, the duration of the call is shown in the display. When you end the call, the call duration information is shown for another three seconds. If you subscribe to cost information, the call cost (or the number of call units) is displayed instead of the call duration.
  • Page 75 Note! This service must be supported by your subscription and your network. If you do not specify a price per call unit, the number of call units is displayed during a call, and in Last Call and Total Cost in the Call Info menu. To enter the price per call unit Scroll to Enter your PIN2 and press...

  • Page 76: Using Two Voice Lines

    Using Two Voice Lines If your subscription supports the Two Line Service, your phone will have two voice lines with different phone numbers, separate bills and perhaps different subscription services. This is useful for example if you want to keep business calls and private calls on separate lines.

  • Page 77: Voice Control

    Voice Control Your phone allows you to: • voice dial - call someone by simply saying the name • answer and reject calls using your voice when connected to a handsfree kit To call someone, you only need to press name (voice label) linked with that person and your phone automatically dials the number.
  • Page 78 Note! To use voice dialing with a vehicle handsfree unit, you need to record your voice labels in the car, when connected to a vehicle handsfree. Voice labels for phone book entries recorded in the phone will not be available in the car, and vice versa.
  • Page 79 Instead of pressing and holding hold the volume key when the flip is open. A third alternative is to initiate voice dialing by just opening the flip, but then Start on Open must be on. To turn on Start on Open Scroll to Select When Start on Open is on, an icon appears in standby.

  • Page 80: Calling Card Calls

    Calling Card Calls When making international or long distance calls, you may not want your operator to charge you for these calls on your normal account. If you have a credit card or a calling card, you may want to redirect the charges to one of these accounts instead.
  • Page 81 Note! Your service provider will give you the information needed for the verification codes. To delete a card number Scroll to Scroll to the card number that you want to delete and press Select The question Press The card number has been deleted. To edit a card number Scroll to Scroll to the card number that you want to edit and press...

  • Page 82: Sending And Receiving Fax And Data Calls

    Sending and Receiving Fax and Data Calls Note! To be able to use various communications services you need the appropriate software such as a fax program, an e-mail program or an Internet browser. Sending Fax and Data Calls All fax and data calls are initiated from the appropriate computer software. To send fax and data calls you need to connect your phone to a computer, for example by means of an infrared modem and then start the appropriate software program.
  • Page 83 Receiving Fax and Data Calls – Single Numbering If you have a SIM card that does not support separate fax and data numbers, the phone does not recognize the type of incoming call. Next Incoming Call Type If you want to receive a fax or data call you have to set the phone to one of these options in the Next Incoming sub-menu.

  • Page 84: Extras

    Extras Alarm Clock The phone has an alarm clock, which you may find useful when travelling. When it is on, an icon is shown in the display. The alarm rings at the time set and the display flashes, even if the phone is turned off.
  • Page 85 Calculator The phone has a built-in calculator, which can add, subtract, divide and multiply. Press # to get • • Press Press * to enter a decimal point. • To use the calculator In this example we are going to divide 134 by 32. Scroll to Enter 134.
  • Page 86 To set a new time when the timer is running Scroll to Extras Timer Y E S Enter the time and press The countdown begins. The timer is shown in standby mode. When the alert sounds, press any key to turn it off. To turn off the timer Scroll to Extras...
  • Page 87 Solitaire The object of Solitaire is to form four piles of cards, one per suit, running from ace to king. The cards are dealt out into seven columns. The last six columns have one or more cards facing downwards. If the top card in a column is removed, revealing the face-down card, you may turn it face up.

  • Page 88: The Profile Concept

    The Profile Concept Your phone includes a number of pre-programmed profiles. A profile is a group of settings which are set to suit a certain environment. For example, when you go to a meeting, you can just choose the Meeting profile and a number of settings that suit a meeting are set.
  • Page 89 The table below shows the settings of each profile. Ring Volume Increasing ring Vibrate Mode Call screening Forward Calling Cards Display Light Line 1/2 Silent Auto Activation Accessories You can always choose a profile manually. To select a profile manually Scroll to Select the profile you want.
  • Page 90 To change a profile setting Scroll to Settings Y E S A list of the profile settings appears. Select a setting by pressing Change the profile setting according to your wishes. For information, see the relevant chapters “Personalizing Your Phone” on page 39, “Security for Your Phone and Subscription”...

  • Page 91: Accessories

    Accessories By using your T28z together with Ericsson original accessories, you have access to a large range of useful features, in addition to those you have when the phone is used separately. • Automatic forward of incoming calls when the phone is placed in a desktop charger •...
  • Page 92 Desktop Charger If you use the T28z with a specific Ericsson Desktop Charger you have access to some useful features besides ordinary charging. You can choose to make the phone switch to the Home profile automatically and forward all calls to your home number when you place your phone in the charger.
  • Page 93 Portable Handsfree When you connect a specific Ericsson Portable Handsfree to the T28z, the Prt Handsfree profile is set automatically. This means that all profile settings are set to the values specified for the Prt Handsfree profile.
  • Page 94 Portable Handsfree unit. Vehicle Handsfree When you connect an Ericsson Advanced Vehicle Handsfree to the T28z, the In Car profile is set automatically. This means that all profile settings are set to the values specified for the In car profile.
  • Page 95 Activation to Off. Note! Your Advanced Vehicle Handsfree should be installed by professional personnel. For more information, please contact your local Ericsson retailer. Voice Control The Advanced Vehicle handsfree unit is equipped with its own voice control system which allows you to: •...
  • Page 96 Basic Handsfree Basic Handsfree means that the phone handles the call in semi-duplex mode. This means that you cannot speak at the same time as the person at the other end of the line. Use this alternative only if Full Handsfree does not work properly.
  • Page 97 Infrared modem With an Ericsson infrared modem you can connect your T28z to a computer via an infrared link. This makes the cable and PC card obsolete. If you want to use the infrared modem with a computer that is running Windows 95/98/NT 4.0, you can install...
  • Page 98 Press to turn automatic activation on, which means that the profile Y E S will be chosen automatically when the accessory is connected. Note! In addition to the portable and vehicle handsfree units, you can add another 12 accessories to a profile. Any accessory above this number will work as ordinary non-profile accessories.

  • Page 99: Online Services

    This is just one example of the added value services that are made possible through the ‘Online Services’. Note! The T28z does not support all services offered by the Online Services. What is Online Services? The Online Services is the network operators’ way of offering customized services, independently of mobile phones and mobile phone manufacturers.
  • Page 100 The menu offers you new features and services, which can be used instantly. On your T28z, this menu appears under the Extras menu. There can only be one new sub-menu entry under the main menu, but there can be several sub- menus under the new sub-menu entry.
  • Page 101 In order for your new SIM settings to take effect, you have to turn off your phone and then turn it on again. Note! After a data download the phone may not work and you will not be able to use it until you restart it. This feature is operator dependent and will probably not happen very often.

  • Page 102: Additional Information

    Additional Information Quick Keys Troubleshooting Ericsson Mobile Internet Glossary Guidelines for Safe and Efficient Use Index...

  • Page 103: Quick Keys

    Quick Keys Several keys on your phone can be used to optimize the phone’s functionality and decrease the number of times you need to press a key. Some of the key combinations demand that your phone is in a certain mode and some can be made from the standby mode.
  • Page 104 To... enter the first sub-menu My Shortcuts of the menu find out which profile you are using change the language to Automatic change the language to Emergency (US) reach the second letter or character of a key reach the third letter or character of a key change between lower- and upper-case letters...

  • Page 105: Troubleshooting

    Troubleshooting This chapter lists some problems that you might encounter while using your phone. Some problems require that you call your service provider, but most of the problems you encounter are easy to correct yourself. Error Messages Insert Card There is no SIM card in the phone or you may have inserted it incorrectly. Insert card Insert a SIM card.
  • Page 106 Number not of your fixed numbers list. See “Fixed Dialing” on page 61. permitted Charging, Alien Battery The battery you are using is not an Ericsson-approved battery and is charging Charging, alien battery slowly for safety reasons. The Phone Cannot Be Switched on Handheld Phone •...

  • Page 107: Ericsson Mobile Internet

    When you are on the move and in need of communication and information, the Mobile Internet is the answer. The Mobile Internet is a service supplied by Ericsson to make it easier for you to communicate and receive information quickly, wherever you are. It gives you access to various messaging services, on-line customer services, user manuals and other useful information.

  • Page 108: Glossary

    Glossary Advice of Charge (AoC) enables you to monitor the cost of calls made from your mobile phone. Details of the last call and total calls made are shown in the phone display. To use this service, it must be supported by your network. Area Information (AI) is a service that allows you to receive messages about pre-set topics i.e.
  • Page 109 Full Duplex in handsfree equipment, means that both parties on the phone can talk at the same time. The opposite is simplex mode when one party talks and the other must wait for his/her turn. GSM 1900 is a digital network working on a frequency of 1900 MHz. It is used in the Americas.
  • Page 110 Phone Book a memory in your mobile phone or SIM card where phone numbers can be stored and accessed alphabetically or by position. Personal Identification Number – a code used for all GSM-based phones to establish authorization for access to certain functions or information. The PIN code comes with your subscription.
  • Page 111 It contains subscriber details, security information and memory for a personal directory of numbers. The card can be a small plug-in type or credit card sized but both types have the same functions. The T28z uses the small plug-in card.

  • Page 112: Guidelines For Safe And Efficient Use

    Guidelines for Safe and Efficient Use Since its introduction in the mid 1980s the mobile phone has been one of the most exciting and innovative products ever developed. Your phone can help you to stay in touch with your office, your home, emergency services and others. Safety Exposure to Radio Frequency Signals Your wireless handheld portable telephone is a low power radio transmitter...
  • Page 113 • Pull off the road and park before making or answering a call if driving conditions so require. In addition, Ericsson suggests the following safe driving tips if you are using your phone while driving: • Get to know your wireless phone and its features such as speed dial and redial.
  • Page 114 Pacemakers. The Health Industry Manufacturers Association recommends that a minimum separation of six (6”) inches be maintained between a handheld wireless phone and a pacemaker to avoid potential interference with the pacemaker. These recommendations are consistent with the independent research by and recommendations of Wireless Technology Research. Persons with pacemakers: •...
  • Page 115 1) This device may not cause harmful interference, and 2) This device must accept any interference received, including interference that may cause undesired operation. Ericsson suggests you read and observe the following for safe care and operation of your phone: •...
  • Page 116 Use only Ericsson Original accessory chargers (including handsfree units that act as a charger) and the AC/DC adapter supplied with your battery charger. Use on a non-Ericsson Original accessory may be hazardous and damage from such use will void your phone warranty.
  • Page 117 • Keep away from children and do not allow the battery to be placed in their mouth. Battery electrolytes may be toxic if swallowed. Avoid battery electrolyte contact with your skin and eyes. • Do Not use a damaged battery or charger. •...
  • Page 118 because a person’s RF exposure decreases rapidly with distance from the source. The safety of so-called “cordless phones,” which have a base unit connected to the telephone wiring in a house and which operate at far lower power levels and frequencies, has not been questioned. How much evidence is there that hand-held mobile phones might be harmful? Briefly, there is not enough evidence to know for sure, either way;...
  • Page 119 RF except for the micronucleus assay, which detects structural effects on the genetic material. The cells in this assay showed changes after exposure to simulated cell phone radiation, but only after 24 hours of exposure. It is possible that exposing the test cells to radiation for this long resulted in heating.
  • Page 120 In summary, we do not have enough information at this point to assure the public that there are, or are not, any low incident health problems associated with use of mobile phones. FDA continues to work with all parties, including other federal agencies and industry, to assure that research is undertaken to provide the necessary answers to the outstanding questions about the safety of mobile phones.
  • Page 121 • support needed research into possible biological effects of RF of the type emitted by mobile phones; • design mobile phones in a way that minimizes any RF exposure to the user that is not necessary for device function; and •...
  • Page 122 Where can I find additional information? For additional information, see the following websites: • Federal Communications Commission (FCC) RF Safety Program (select “Information on Human Exposure to RF Fields from Cellular and PCS Radio Transmitters”) http://www.fcc.gov/oet/rfsafety • World Health Organization (WHO) International Commission on Non- Ionizing Radiation Protection (select Qs &...
  • Page 123 Guidelines for Safe and Efficient Use...

  • Page 124: Index

    Index Add accessories to a profile 96 Alarm 83 Alarm indicator 11 Alarm signal 42 Answered calls indicator 35 Answering calls 16 Answering mode 95 Answering service. See Voice Mail Area information 54 message types 54 receiving area messages 55 Assembling the phone 5 Banking by phone 32 Battery 6...
  • Page 125 Display greeting text 43 language 10, 43 light 43 Display information 11 DTMF tones 17 Emergency calls 15 Emergency number 15 Enable caller ID 36 Error messages 104 Fax, sending and receiving 81 Features 20 Fixed dialing 61 activating 62 Fixed numbers 62 editing 62 storing 62...
  • Page 126 Name label 29 Network forbidden networks 71 preferences 70 preferred networks 71 search modes 72 selecting 70 Note Pad 18 Online services 98 Overview 4 Personal ring signal 40 Phone book 27 checking status of memory 34 creating 27 edit a phone number 30 e-mail addresses 33 entering letters 28 erasing phone number 31...
  • Page 127 SIM card lock activating 59 cancelling 59 unlocking 58 SMS 46 composing messages 47 deleting a message 52 editing messages 47 enabling phone for sending 46 forwarding messages 52 message types 48 reading stored messages 53 receiving messages 50 reply requested 49 replying to messages 52 sending messages 47 storing messages 52...
  • Page 128 Visit us on our website http://mobile.ericsson.com AE/LZT 123 5962 R1 Printed in the USA.

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