Aastra DT4x3 DECT Telephones User Manual
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Aastra DT4x3 DECT Telephones User Manual

Aastra DT4x3 DECT Telephones User Manual

Dt4x3 series dect telephones
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TD 92789EN

User Manual

Aastra DT4x3 DECT Telephones
31 October 2013 / Ver. C

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Summary of Contents for Aastra DT4x3 DECT Telephones

  • Page 1: User Manual

    TD 92789EN User Manual Aastra DT4x3 DECT Telephones 31 October 2013 / Ver. C...

  • Page 2: Table Of Contents

    User Manual TD 92789EN Aastra DT4x3 DECT Telephone Contents 1 Introduction ........................1 1.1 Target Group ..........................1 1.2 Prerequisite..........................1 1.3 How to Use This Document....................1 1.3.1 System Administrator....................1 1.3.2 End User..........................1 1.4 Abbreviations and Glossary....................2 1.5 Functions and Accessories .....................
  • Page 3 User Manual TD 92789EN Aastra DT4x3 DECT Telephone 4.9 In Call Menu..........................21 4.9.1 Additional In Call Functions ..................22 4.10 Customizing the Menu Tree ..................... 22 5 Calling..........................23 5.1 Incoming Call .......................... 23 5.1.1 Answer a Call ........................ 23 5.1.2 End a Call ........................
  • Page 4 User Manual TD 92789EN Aastra DT4x3 DECT Telephone 6.1.1 Test Alarm........................31 6.1.2 Personal Alarm......................31 6.2 Man-Down and No-Movement Alarm ................31 6.3 Alarm with Location Information..................32 6.3.1 Alarm with Data ......................32 6.4 Acoustic Location Signal...................... 32 6.5 Automatic Call after Alarm ....................
  • Page 5 User Manual TD 92789EN Aastra DT4x3 DECT Telephone 7.7.1 Sound and Alert Settings ..................49 7.7.2 Keypad Lock Settings....................51 7.7.3 Phone Lock Settings ....................52 7.7.4 Display Settings......................53 7.7.5 Time and Date Settings ..................... 54 7.7.6 Answering ........................55 7.7.7 Change Text size for Messages................
  • Page 6 User Manual TD 92789EN Aastra DT4x3 DECT Telephone 13 Maintenance ....................... 71 13.1 Maintenance of Batteries ....................71 13.1.1 Battery Warnings ..................... 71 13.1.2 Charge the Battery ....................71 13.1.3 Charge Spare Batteries.................... 71 13.1.4 Replace the Battery....................71 13.2 Easy Replacement of Handset..................72 13.2.1 Before Starting Easy Replacement Procedure...........

  • Page 7: Introduction

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Introduction This document describes features and settings available for DT4x3 telephones. The telephone is a feature-rich telephone with color display, telephony, messaging, and Bluetooth. It is a highly robust telephone for use in rough and demanding environments.

  • Page 8: Abbreviations And Glossary

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones • 3 Basic Operation on page 14 Abbreviations and Glossary ATEX/IECEx ATmosphères EXplosibles Standard/guideline for explosion protection in the industry. IECEx is the same as ATEX for the rest of the world (not EU/ EFTA).
  • Page 9 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Functions Profiles Personalized menus Loudspeaking function Headset connector Vibrator Microphone On/Off during a Call Procedure Call SMS (Short Message Services) Acknowledge Voice Mail 2 programmable soft keys 9 programmable hot keys Programmable navigation key...
  • Page 10 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Accessories Spare Clip Swivel-type Clip Cover for no clip Security cord Headset with Microphone on Boom Peltor Hearing Protection Headset Headset adapter for Mic on Boom EX-classified headset adapter for standard and EX-classified Peltor headset 1.Requires the headset adapter for Mic on Boom.

  • Page 11: Descriptions

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Descriptions DT4x3 DECT Telephone IMPORTANT: The handset may retain small metal objects around the mouthcap or earcap region. Case The plastic cover parts are made of durable PC/ABS material. Antenna The antenna is integrated inside the handset.
  • Page 12 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Push button (DT423/DT433 only) The button is placed on the top side of the handset. The Push button is used for sending alarms, see 6.1 Push-Button Alarm on page Earpiece speaker Colour display The full graphic type display is 128 pixels wide and 160 pixels high.

  • Page 13: Hot Keys

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Multi-purpose connector The connector is used for battery charging, software download, configuration and connection of an IP 65 classified headset connector. Microphone The microphone is placed on the front bottom side of the handset.

  • Page 14: Alphanumeric Keys

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 2.1.2 Alphanumeric Keys NOTE: Depending on the selected menu language and character setting in the CPDM3, other characters can be available. This means that the character order can differ from the figure below.
  • Page 15 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Figure 2. 11:00 01/12/2011 System A 123456 Menu Figure 2. Example of a display configuration in idle mode. • The Status bar (1) display icons, which provide information about signal strength, missed calls, new messages, the phone and key locks, sound off, and time and battery status.
  • Page 16 User Manual TD 92789EN Aastra DT4x3 DECT Telephones “Voice mail message” icon is displayed in the inbox when there are voice mails. The icon remains until voice mail has been listened. “Read message” icon in front of a message shows that this message once has been read.

  • Page 17: Accessories

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Menu Icons The ”Contacts” menu contains all names/numbers in the local phonebook. In addition, a company phonebook with up to 1000 entries can be downloaded to the phone via the PDM/Device Manager. A central phonebook can also be accessed from the "Contact"...

  • Page 18: Charging Rack

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones There are two desktop chargers available; one basic (DC3) that only charges the handset, and one with advanced functionality (DC4) to download new software and to synchronize parameters. The handset is fully operational while placed in the charger.

  • Page 19: Headset

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 2.2.7 Headset A headset is recommended if the handset is frequently used and/or if the user wants to have both hands free. The headset comes in two versions; Microphone on a boom and Hearing protection.

  • Page 20: Basic Operation

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Basic Operation Tip: For information on how to answering/ending a call, see 5.1 Incoming Call on page 23. Switch the Handset On and Off Switch on the Handset Press and hold until the handset vibrates and the display lights up.

  • Page 21: Lock And Unlock The Keypad During A Call

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones NOTE: A call can be answered or ended while the keypad is locked. If the handset is configured via the PDM/Device Manager. Predefined numbers can also be called while the keypad is locked. See handset’s Configuration Manual.

  • Page 22: Menu Tree

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Menu Tree Calls > —> • Call 7891 01:30 • Call list —> 7827 03:35 —> > • More • Time of call 7682 05:26 Edit number > • • Back 7845 20-Oct-09 >...

  • Page 23: Contacts

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Contacts > • Call contact • Search ——> • From contact list > ——> • Add contact • Name > ——> • New • Work number > • From Call list >...

  • Page 24: Messaging

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Messaging ——> ——> • Enter text > —> Message List —> • Reply • Inbox • View • More ——> > • Delete > • Close • Forward > • Call sender •...

  • Page 25: Shortcuts

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Shortcuts Soft Keys ---> Middle ---> Name > Not used Right ---> Function -----------> Phone call ---> Enter number Value > Call list Control question --> Contact list Central phonebook* Message inbox --->...

  • Page 26: Settings

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Settings • Internal call • Volume > • Sound & Alerts —> • External call —> • Ring signals • Callback • PTT • Message alert > • Vibrator alert —> • On •...

  • Page 27: In Call Menu

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones In Call Menu The In Call menu displays a list of functions that can be accessed during a call. To see the available functions, press the "More" soft key. Some functions are always provided and others may be made available by the administrator via the PDM/Device manager.

  • Page 28: Additional In Call Functions

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 4.9.1 Additional In Call Functions Besides the default In Call functions, it is possible to define 10 extra system specific codes/ general purposes. See the handset’s Configuration Manual. 4.10 Customizing the Menu Tree The menu tree can be customized by hiding some of the functions that are available but for example not in use.

  • Page 29: Calling

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Calling Incoming Call The flashing LED, accompanied by a ring signal and/or a vibrating handset, gives a notice of a call. Ring signal and vibrator can be disabled, see 7.7.1 Sound and Alert Settings on page The calling party’s handset number or name is shown.

  • Page 30: Post-Dial With Headset Button

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones NOTE: The + character cannot be entered and international numbers cannot de dialled in the following circumstances: • If the 0 key has been configured as a hot key. • If the handset has been set up to perform advanced functions normally used by a system administrator, as described in 9.1 Admin Menu...

  • Page 31: Dial A Number From The Company Phonebook

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select Select "Call contact". Select contact from list, or search name/number by entering characters and select search. Press "Call" or to make the call. 5.2.8 Dial a Number from the Company Phonebook Open the menu by pressing the "Menu"...

  • Page 32: Open Messaging During A Call

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select "Call contact" for searching a local or company phonebook contact, or select "Central phonebook" for searching a central phonebook contact. Select or search contact. The selected contact can be called by pressing "Call" or .

  • Page 33: Audio Transfer

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 5.3.5 Audio Transfer To transfer audio between the Bluetooth headset and the handset’s earpiece, do as follows: Press "More" during the call. Select "Audio transfer" Press "Select". 5.3.6 Start a New Call during Conversation Press "More"...

  • Page 34: Conference Call

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select "Transfer to new call" Press "Select". Enter the number of the party the ongoing call is to be transfered to. Press to transfer the call. 5.3.11 Conference Call Prerequisite, a new call has been started during conversation, see 5.3.6 Start a New Call...

  • Page 35: Dtmf

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Method 1 During an ongoing conversation and a short tone for another incoming call appears, do as follows: Press the soft key "More" during the call. Select "Answer Call waiting". Press "Select". The new call is now connected, and the first call is on hold.

  • Page 36: Call Diversion

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones • This function can also be activated by selecting another answering method, that is, "Automatically" and/or "Loudspeaking". See 7.7.6 Answering on page 55. Call Diversion Internal calls, external calls, calls when busy, or calls at no answer can be diverted to another telephone number.

  • Page 37: Alarm Operation

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Alarm Operation The parameters described in this chapter are set in the PDM/Device Manager. See the handset’s Configuration Manual. Note: The alarm functionality is applicable for DT423/DT433 only. Push-Button Alarm The push-button can be defined to send an alarm by a long press and by multiple press.

  • Page 38: Alarm With Location Information

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones • A Man-down warning. Cancel? or No- movement warning. Cancel? dialog window is shown in the display, and a warning tone is also signalling during a period (default 7 seconds) before the alarm is sent.

  • Page 39: Menu Operation

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Menu Operation Figure 4. 13:00 Messaging Select Back Figure 4. The Main Menu (1) Messaging (5) Profiles (2) Shortcuts (6) Services (3) Settings (7) Connections (4) Contacts (8) Calls Calls 7.1.1 Call List The 25 last received, dialed or missed calls are stored in a call list.
  • Page 40 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Tip: The duration of the last call is displayed under Call time, see 7.1.3 Call Time on page 35. Edit Number from Call list Enter the menu by pressing the “Menu” soft key.

  • Page 41: Missed Calls

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Press "More". Select "Delete all". 7.1.2 Missed Calls The user can view missed calls by pressing "Yes". If the user presses "No", the missed calls can be viewed as follows: Enter the menu by pressing the “Menu” soft key.

  • Page 42: Decline A Ptt Invitation

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 12:34 PTT Group 1 X-ray Accept Decline Figure 5. Incoming Invitation Received as a Call. Press “Accept”, or . Default the handset starts in inverted mute and loudspeaking mode, but it can be configured differently in a PTT group.

  • Page 43: Re-Join A Group

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select PTT group. Press "Call", or TIP: Alternatively, when in idle mode, press quickly, select PTT group, and press 7.1.8 Re-join a Group Re-join a Group from Call List If a PTT invitation was received as a call and the user rejected or missed it, the PTT group can be dialed from the Call list or Missed calls, respectively.

  • Page 44: Contacts

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select "Call services". Select "Divert calls" Select "Internal" or "External". Select "Activate". Enter number (maximum 24 digits) to divert to, or press the soft key to enter the call contact list. Press "OK"...

  • Page 45: Call Contact

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones order, where three numbers can be added for each contact; work number, mobile number, and other number. A company phonebook can be downloaded via the PDM/Device Manager. The local and company phonebook appears in the same list, but the company contacts are indicated by a icon , which means that they are not editable.

  • Page 46: Edit Contact

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select Work Number", "Mobile number", or "Other number". Press "Add". Enter name, see 2.1.2 Alphanumeric Keys on page 8. Press "OK". Press "Save". Different ring signals can be set to distinguish this contact from another contact by selecting "Ring signal".

  • Page 47: Profiles

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select "Central phonebook". Select "Search by name". Enter First name and/or Last name. Press "Search". The search result is displayed. Search by Number Enter the menu by pressing "Menu". Select in the menu.

  • Page 48: Messaging

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Enter name of the profile. Press "Save". Press "More" and then select "Import from". Select the profile which settings to be used for the new profile. If needed, press "More" and then select corresponding option to add/import additional settings or remove settings.

  • Page 49: Inbox

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones A message can also be read later by pressing "Close". A received message is stored in the Inbox. See Read a Stored Message on page 43. TIP: If you want to close several new messages quickly, press .
  • Page 50 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Forward Message Enter the menu by pressing "Menu". Select in the menu. Select "Inbox" to view the message list. Select a message by using the on the navigation key. Press "View". Press "More"...

  • Page 51: Write New Messages

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Press "View". Press "More". Select "Save number". Select "Work Number", "Mobile number", or "Other number". Press "Add". Enter name. See 2.1.2 Alphanumeric Keys on page 8. Press "OK". Press "Save". The number is saved in the contact list.

  • Page 52: Unsent Messages

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.4.3 Unsent Messages Enter the menu by pressing "Menu". Select in the menu. Select "Unsent" to view the list. Select message to edit/send. Select "Edit", edit text and/or just select "Send". Delete/Delete All Enter the menu by pressing "Menu".

  • Page 53: Review Inbox Content While Reading A Message

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Select "Yes" to confirm the deletion. Delete and Delete All Enter the menu by pressing "Menu". Select in the menu. Select "Sent" to view the list. Select "More". Select "Delete" or "Delete all".

  • Page 54: Delete Services

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.5.3 Delete Services Enter the menu by pressing "Menu". Select in the menu. Mark a service using the on the navigation key. Press "More". Select "Delete" using the on the navigation key, and press "Select"...

  • Page 55: Define Navigation Key

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.6.3 Define Navigation Key Enter the menu by pressing "Menu". Select in the menu. Select "Navigation keys". Select "Up", "Down", "Left", or "Right". Select "Function". Press "Select" to select function for the key.
  • Page 56 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Set Alert for Messages Enter the menu by pressing "Menu". Select n the menu. Select “Sound & Alerts”. Select “Message alert”. Select the wanted message alert from the list. By pressing "Play" it is possible to listen to the different alerts.

  • Page 57: Keypad Lock Settings

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.7.2 Keypad Lock Settings The handset keypad can be locked automatically to minimize the risk of accidentally pressing keys or buttons while the handset is not in use. The keypad is automatically locked after a lock time parameter "Auto lock time"...

  • Page 58: Phone Lock Settings

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones NOTE: If the handset is configured via the PDM/Device Manager, any one of five predefined emergency number can also be called while the keypad is locked. See the handset Configuration Manual. Deactivate the Automatic Key lock Enter the menu by pressing "Menu".

  • Page 59: Display Settings

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones If the PIN code is forgotten it can be removed by your distributor. Deactivate the Phone Lock Enter the menu by pressing "Menu". Select in the menu. Select “Locks”. Select “Auto phone lock”.

  • Page 60: Time And Date Settings

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones When the handset is in a CR3 charging rack, the owner ID and the variant of the handset are displayed. This simplifies identification when many handsets are charged together. Brightness NOTE: An intrinsically safe handset’s display brightness is lower than a non-intrinsically safe handset’s display brightness due to current limitations.

  • Page 61: Answering

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Set Date Format Enter the menu by pressing "Menu". Select in the menu. Select “Time & Date”. Press "Select". Select “Date format”, press "Select". Selectable date format: • DD MMM YY, for example 30 Jan 11 •...

  • Page 62: Change Text Size For Messages

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.7.7 Change Text size for Messages Enter the menu by pressing "Menu". Select n the menu. Select "Messages". Select "Text size Normal". The default text size is "Normal". Select "Normal" or "Large" size.

  • Page 63: Connections

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones When an alarm is activated, the corresponding alarm icon is show, see Table 6. Man-down alarm No-movement alarm Table 6. Alarms icons Note: See also the handset’s Configuration Manual for additional settings and...

  • Page 64: Headset

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Pair/Connect Bluetooth Headset To be able to use a Bluetooth headset, it must first be paired with the handset. It is only needed to pair the Bluetooth headset once. A paired Bluetooth headset is automatically connected, as indicated by the icon in front of the headset.

  • Page 65: System

    A handset can subscribe to an IP-DECT system automatically if the following are fulfilled: • The IP-DECT system is configured for Easy Registration, see Installation and Operation Manual, IP-DECT Base Station for Aastra. • The handset’s extension number and IPEI are registered in the IP-DECT system, see the corresponding manual for the IP-DECT system.
  • Page 66 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Enter PARK code (max. 31 digits). The PARK code may not be needed if there is no alien DECT system within the coverage area. Enter AC code. The AC code length must be between 4 - 8 digits.

  • Page 67: In Charger Action When In Call

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 7.8.4 In Charger Action when in Call It is possible to determine actions to be performed when a handset is placed in charger during a call. Enter the menu by pressing "Menu".

  • Page 68: Procedure Call

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Procedure Call When configuring the functions Call services, In Call menu, Contacts, or a shortcut/service to the Phone call function, the data added in these functions is static. When entering the data...

  • Page 69: Advanced Functions

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Advanced Functions Admin Menu The handset has a hidden menu for system administrators. See the handset’s Configuration Manual. The Admin menu contains: • Software, hardware, IPEI/IPDI, and user ID • DECT information •...

  • Page 70: Enhanced Messaging

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Enhanced Messaging 10.1 Voice Mail Note: This feature is only available if configured in the system. 10.1.1 Receive a Voice Mail When receiving a voice mail, the content of the voice mail notification is displayed automatically on the screen, and is also indicated by the icon n the status bar.

  • Page 71: Calling A Different Party

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Receive the text message and call the message sender as described in Call Sender page 44. Wait for the called party to reply. The message is replaced by the ongoing call details.

  • Page 72: The Templates Menu

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones How to use the PDM/Device Manager to create store predefined messages the handset is described in the Message Templates section of the handset configuration manual. Before a message is sent, the user may edit, add, or remove text from the message. For example, the message "I am in a meeting"...

  • Page 73: Send Mobile Data With A Prefix

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 10.4.2 Send Mobile Data with a Prefix Mobile data with a prefix is sent from the handset by pressing a pre-programmed Hot key or Soft key or select a Service. Mobile data with prefix can be used to send information to an application in the system.

  • Page 74: Operation Notice

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Operation Notice 11.1 Accessibility and Voice Quality The base network is not always available. If you do not get in contact with your system, contact your system administrator. For best voice quality, avoid positioning near computer, radio or similar equipment.

  • Page 75: System Handling

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones System Handling 12.1 Software Upgrade and Additional Features Software and parameters in the handset can be upgraded by using the PDM/Device Manager. Examples of additional features that can be downloaded/configured via PDM/ Device Manager: •...
  • Page 76 User Manual TD 92789EN Aastra DT4x3 DECT Telephones 13:03 2013-03-06 Handset is Updated. Figure 9. Update Completed while in Charger 31 October 2013 / Ver. C...

  • Page 77: Maintenance

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Maintenance 13.1 Maintenance of Batteries 13.1.1 Battery Warnings The "Low battery" icon is displayed when the battery has 10% or less remaining capacity left. In addition; a warning signal sounds every minute, the LED flashing orange, and the dialog window "Battery low.

  • Page 78: Easy Replacement Of Handset

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Figure 5. Non-Intrinsically handset Intrinsically safe handset Figure 10. Replaceable battery. Unlock the lid, loosen the screws and remove the battery according to the illustration. 13.2 Easy Replacement of Handset Easy replacement can be used if a handset needs to be replaced due to, for example, a broken display.
  • Page 79 User Manual TD 92789EN Aastra DT4x3 DECT Telephones IMPORTANT: Never remove a handset from the charger until the instructions in the display or the LED tells you to do so (see status on the LED if the display is broken). If there is an...
  • Page 80 User Manual TD 92789EN Aastra DT4x3 DECT Telephones 6, 7 When the text "Please insert new phone in charger" is displayed, replace the old handset with the new handset. The text "Restoring settings" is displayed. IMPORTANT: Do not remove the handset while the text "Restoring settings" is displayed When the text "Phone successfully replaced.

  • Page 81: Attach The Hinge-Type Clip

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 13.3 Attach the Hinge-type Clip Attach the hinge-type belt clip as described in Figure Figure 6. Figure 11. Screw the hinge-type clip into position. 13.4 Attach the Swivel-type Clip Attach the swivel-type belt clip as described in Figure Figure 7.

  • Page 82: Attach Cover For No Clip

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones 13.5 Attach Cover for No Clip Attach the enclosed cover as described in Figure 8 when no clip is to be used. Figure 8. Figure 13. Screw the cover into position. 31 October 2013 / Ver. C...

  • Page 83: Troubleshooting

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Troubleshooting This section contains information on how to solve common operational problems, and warnings you may receive. Go through the following lists if you encounter any problems. If this checklist does not solve the problem, contact your system administrator.
  • Page 84 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Operational Problems Fault Probable cause Action or comment No display The battery level is low or the Charge the battery or contact handset is defective. system administrator. Change the screen saver setting as described in Screen Saver on page 53.
  • Page 85 User Manual TD 92789EN Aastra DT4x3 DECT Telephones No flash driver was Failed to read from flash Send the handset for service. found Note: This display message is only shown in English. SERVICE NEEDED There is a communication problem Restart the handset. If the...
  • Page 86 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Not allowed 2) The extension (User) does not 2) Make sure that you entered exists. correct extension. If needed, contact the system 3) The password is not correct. administrator. 3) Make sure that you have entered correct password.

  • Page 87: Related Documents

    Installation and Operation Manual, CPDM3 TD 92792EN Installation and Operation Manual, DC4 Desktop Charger TD 92876EN Installation and Operation Manual, CR3 Charging Rack TD 92875EN Installation and Operation Manual, IP-DECT Base Station for Aastra TD 92727EN 31 October 2013 / Ver. C...

  • Page 88: Document History

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Document History For details in the latest version, see change bars in the document. Version Date Description 07 October 2011 First released version 7 august 2012 Updated: Removed Safety Instructions chapter. Removed document numbers from document references.
  • Page 89 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Version Date Description 26 February 2013 Added 10.2 Calling while Reading a Text Message page 64 Modified 5.1.1 Answer a Call on page 23 to include reference to declining a call with template. Added Declining a Call with a Predefined Message on page 30.
  • Page 90 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Version Date Description 30 September 2013 The following sections have been updated to reflect the five emergency number availability: 5.7 Emergency Calls on page 30 7.7.2 Keypad Lock Settings on page 51 7.7.3 Phone Lock Settings...

  • Page 91: Appendix A: Bluetooth Headset

    User Manual TD 92789EN Aastra DT4x3 DECT Telephones Appendix A: Bluetooth Headset Introduction Bluetooth technology replaces the cord between the handset and the headset. This allows the user to move more freely and eliminates the risk of a headset cord getting stuck.
  • Page 92 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Note: Your Bluetooth headset may have more or less functions than described here, refer to the Manual for the Bluetooth headset. Operation Step between the menus with the navigation key. Confirm each menu selection by pressing the Soft key "Select".
  • Page 93 User Manual TD 92789EN Aastra DT4x3 DECT Telephones When a new headset has been selected any previous headset will automatically become disconnected. A.5.5 Remove a Bluetooth Headset To remove a Bluetooth headset, enter in the handset menu, select Bluetooth >...
  • Page 94 User Manual TD 92789EN Aastra DT4x3 DECT Telephones Messaging When a text message is received during an ongoing call, a beep sounds in the Bluetooth headset. Transfer a call A.9.1 Transfer a Call to the Handset To transfer a call to the handset from the Bluetooth headset, press "More" on the handset during the call, and select “Audio transfer”.
  • Page 95 User Manual TD 92789EN Aastra DT4x3 DECT Telephones more than one paired headset in list, the preferred headset used for calls, is always first in list. A.13 Environmental Requirements A.13.1 Bluetooth Headset Battery See the manual for the Bluetooth headset.
  • Page 96 User Manual TD 92789EN Aastra DT4x3 DECT Telephones A.14 Troubleshooting Problem Reason Solution No headset found Headset is turned off Turn on headset Headset is out of battery Charge headset Move headset closer to handset  Headset is out of range <...

  • Page 97: Index

    User Manual TD 92789EN Aastra DT4x3 DECT Telephone Index Operating Area............68 Out of Coverage ............68 Antenna................. 5 PIN code ............... 15, 53 Battery..............5, 71 Procedure Call............62 low battery............9, 71 Bluetooth Headset Module ........85 Ring signal muted ............9 Call info ..............

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