{"id":27922,"date":"2026-03-04T20:03:50","date_gmt":"2026-03-04T18:03:50","guid":{"rendered":"https:\/\/www.cheops-technology.ch\/docs\/using-yealink-t42-and-t46-phones\/"},"modified":"2026-03-05T12:58:45","modified_gmt":"2026-03-05T10:58:45","password":"","slug":"using-yealink-t42-and-t46-phones","status":"publish","type":"docs","link":"https:\/\/www.cheops-technology.ch\/en\/docs\/using-yealink-t42-and-t46-phones\/","title":{"rendered":"Using Yealink T42 and T46 phones"},"content":{"rendered":"\n

Phone overview<\/strong><\/h1>\n\n

\"\"\/ (Screen size and number of programmable buttons vary according to model)<\/p>\n\n

<\/td>Elements<\/strong><\/td>Description<\/strong><\/td><\/tr>
1<\/td>LCD display<\/td>Displays information on calls, messages, function keys, time, date and other relevant data:- Default account- Call information Caller ID, call duration Icons (e.g.: \"\"\/ )- Missed calls or information on the second incoming call- Prompt messages (e.g.: “Save configuration file!”)- Time and date<\/td><\/tr>
2<\/td>indicatorLED<\/td>Indicates the call status, message status and system status of thephone. – Incoming call-Fast flash- Receiving a voice or text message-Slow flash<\/td><\/tr>
3<\/td>Line keys<\/td>These keys can be used to activate up to sixteen accounts and assign them various functions.<\/td><\/tr>
4<\/td>HEADPHONES button<\/td>Activates and indicates headset mode status. The button indicator turns solid green when headset mode is activated. <\/td><\/tr>
MUTE button<\/td>Activates and indicates the status of the mute function. The button indicator turns solid red when the call is muted. <\/td><\/tr>
5<\/td>MESSAGE button<\/td>Accesses voice messages.<\/td><\/tr>
HOLD button<\/td>Enables you to put a call on hold or resume the conversation.<\/td><\/tr>
RECOMPOSE button<\/td>Redial a previously dialed number.<\/td><\/tr>
TRANSFER button<\/td>Transfer a call to someone else.<\/td><\/tr>
6<\/td>Speaker button<\/td>Activates and indicates hands-free (speakerphone) mode status. Button indicator turns solid green when speakerphone mode is activated. <\/td><\/tr>
7<\/td>Volume button<\/td>Adjusts the volume of the handset, headset, loudspeaker, ringtone or multimedia playback.<\/td><\/tr>
8<\/td>Keyboard<\/td>Enables you to enter numbers, letters and special characters in context-sensitive applications.<\/td><\/tr>
9<\/td><\/td>Scroll through the information displayed.<\/td><\/tr>
<\/td>Confirms actions or answers incoming calls.<\/td><\/tr>
<\/td>Cancels actions or rejects incoming calls<\/td><\/tr>
10<\/td>Function button<\/td>Automatically tagged to identify contextual functions<\/td><\/tr>
11<\/td>Speaker<\/td>Hands-free audio output (speaker).<\/td><\/tr>
12<\/td>Hook switch tongue<\/td>For hanging the handset when the IP phone is mounted vertically. For more information on adjusting the switch hook tab <\/td><\/tr>
13<\/td>Hook switch<\/td>When the handset is lifted from the cradle, the hook switch is raised and the phone is connected to the line; when the handset is returned to the cradle, the phone is disconnected from the line.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n
\"\"\/<\/figure>\n\n
\"\"\/<\/figure>\n\n

When calling our support team, if you are asked to restart the phone, unplug the red-marked socket or the Internet socket if there is no power supply.<\/em><\/p>\n\n

Icon presentation<\/strong><\/h2>\n\n

The icons appearing in the status bar are described in the following table:<\/p>\n\n

\"\"\/<\/figure>\n\n

Line key icons<\/strong><\/h2>\n\n

Indication icon (associated with line button functions)<\/p>\n\n

\"\"\/<\/figure>\n\n

Contact and call management<\/strong><\/h1>\n\n

Local directory<\/strong><\/h2>\n\n

The phone’s built-in directory stores the names and phone numbers of your contacts. You can store up to 1,000 contacts and 48 groups in your phone’s local directory. You can add new groups and contacts, edit, delete or search for a contact, or simply dial a contact from the local phonebook. <\/p>\n\n

Add contacts<\/strong><\/h2>\n\n

You can add contacts to the local directory in any of the following ways:<\/p>\n\n

    \n
  • Manually<\/li>\n\n\n\n
  • From call history<\/li>\n<\/ul>\n\n

    Add contacts manually<\/h3>\n\n

    To add a contact to the local directory manually :<\/strong><\/p>\n\n

      \n
    1. Press the Menu<\/strong> function button and use the arrows to select “Phone book”, then press “OK” and select “Local phone book”.<\/strong><\/li>\n\n\n\n
    2. Select the desired contact group, then press “OK”<\/strong>. If the contact you wish to add does not belong to any group, select All contacts<\/strong>, then press “OK”<\/strong>. <\/li>\n\n\n\n
    3. Press the Add<\/strong> function key.<\/li>\n<\/ol>\n\n
      \"\"\/<\/figure>\n\n

      4. Enter your name and business, mobile or other number in the appropriate fields.<\/p>\n\n

      5. Press “OK<\/strong> or the “Select”<\/strong> softkey to select the desired account in the“Account”<\/strong> field. If Auto<\/strong> is selected, the phone will use the default account to call the contact from the local directory.<\/p>\n\n

      6. Press \"\"\/ or \"\"\/, or the Switch<\/strong> function key to select the desired ringtone in the Ring field.<\/p>\n\n

      7. Press \"\"\/ or \"\"\/, or the Switch <\/strong>function key to select the desired group in the Group<\/strong> field.<\/p>\n\n

      8. Press \"\"\/ or \"\"\/ to select the Photo<\/strong> field, then press “OK”.<\/strong><\/p>\n\n

      9. Press \"\"\/ or \"\"\/, or the Switch <\/strong>function key to select the desired photo in the Photo field.<\/p>\n\n

      10. Press the “Save”<\/strong> function key to accept the change, or the“Back”<\/strong> function key to cancel.<\/p>\n\n

      NB: If the contact already exists in the directory, the LCD screen will display “Contact already exists!<\/em><\/p>\n\n

      Add contacts from call history<\/h3>\n\n

      To add a contact to the local directory from the call history:<\/p>\n\n

        \n
      1. Menu and select “History” with the arrows and press “OK”.<\/strong><\/li>\n\n\n\n
      2. Press \"\"\/ or \"\"\/ to select the desired input.<\/li>\n<\/ol>\n\n
        \"\"\/<\/figure>\n\n

        3. Press the “Option”<\/strong> function key, then select“Add to contact”<\/strong> from the drop-down list.<\/p>\n\n

        4. Press the “OK”<\/strong> function key. Then enter the contact’s name. <\/p>\n\n

        5. Press the “Save” <\/strong>function key to accept the change, and the entry is successfully saved in the local directory.<\/p>\n\n

        Delete call history<\/strong><\/h2>\n\n

        To delete all call history entries :<\/h3>\n\n
          \n
        1. Press the Menu<\/strong> function button and use the arrows to select “History” and press “OK”.<\/strong><\/li>\n\n\n\n
        2. Press \"\"\/ or \"\"\/ to toggle between “All calls, Missed, Placed, Received <\/strong>and Forwarded”<\/strong>.<\/li>\n\n\n\n
        3. Press the “Option”<\/strong> function key, then select “Delete all”<\/strong> from the drop-down list.<\/li>\n\n\n\n
        4. Press the “OK”<\/strong> softkey.The LCD screen displays “Delete all call records?<\/strong>\"\"\/<\/li>\n\n\n\n
        5. Press the “OK”<\/strong> function key to confirm deletion, or the “Cancel”<\/strong> function key to cancel.<\/li>\n<\/ol>\n\n

          Ne Pas D\u00e9ranger (NPD) or Do Not Disturb (DND)<\/strong><\/h2>\n\n

          You can use NPD mode to automatically reject incoming calls on the phone. The message ” n New Missed Calls)<\/strong> ” (“n” indicating the number of missed calls) will appear on the LCD, and callers will receive a message indicating that the line is busy. All calls received when NPD mode is activated are recorded in your missed calls list. You can customize NPD<\/strong> mode for each account or for all accounts. <\/p>\n\n

          To activate NPD mode<\/h3>\n\n
            \n
          1. Press the NPD (Do Not Disturb)<\/strong> function key when the phone is idle. The LCD screen displays a list of accounts on the phone. \"\"\/<\/li>\n\n\n\n
          2. Press \"\"\/ or \"\"\/ to select the desired account.<\/li>\n\n\n\n
          3. Press \"\"\/ or \"\"\/ to select “On” <\/strong>and activate NPD<\/strong> mode.<\/li>\n\n\n\n
          4. Press the “Save”<\/strong> function key to accept the change. If you activate NPD mode for the default account, the associated line icon will change to \"\"\/, and the \"\"\/icon will appear in the status bar. <\/li>\n<\/ol>\n\n

            If you activate NPD mode for an account other than the default account, only the associated line icon will change to \"\"\/.<\/p>\n\n

            Incoming calls on the specific line will be automatically rejected, and the LCD display will show the message ” n New Missed Call(s)<\/strong> ” (“n” indicating the number of missed calls, e.g.: 1 New Missed Call(s)). <\/p>\n\n

            \"\"\/<\/figure>\n\n

            NB: When both NPD and “forward if busy” modes are activated for a specific account, calls received on this account will be forwarded to the configured destination number.<\/em><\/p>\n\n

            Call forwarding<\/strong><\/h2>\n\n

            You can configure your phone to forward incoming calls to another person (static call forwarding). You can also forward calls while your phone is ringing (dynamic call forwarding). <\/p>\n\n

            Static return<\/strong><\/h2>\n\n

            Three types of static return:<\/p>\n\n

              \n
            • Always forward:<\/strong> Incoming calls are immediately forwarded.<\/li>\n\n\n\n
            • Busy forward : <\/strong>Incoming calls are immediately forwarded if the phone is busy.<\/li>\n\n\n\n
            • Ref. No Rep: <\/strong>Incoming calls are forwarded if no one answers after a certain time.<\/li>\n<\/ul>\n\n

              You can customize call forwarding for each account or for all accounts.<\/p>\n\n

              To activate call forwarding :<\/p>\n\n

                \n
              1. Press Menu->Functions\u2192Call forwarding-> Call forwarding.<\/strong><\/li>\n\n\n\n
              2. Press \"\"\/ or \"\"\/ to select the desired account, then press the OK<\/strong> function key.\"\"\/<\/li>\n\n\n\n
              3. Press or to select the desired forwarding type, then press the OK<\/strong> function key.<\/li>\n\n\n\n
              4. Depending on your choice :\n
                  \n
                1. If you select Always forward<\/strong>, you can activate call forwarding for a specific account.\n
                    \n
                  1. Press \"\"\/ or \"\"\/, or press the “Toggle<\/strong> ” function key to select On <\/strong>in the Always resend<\/strong> field.<\/li>\n\n\n\n
                  2. Enter the number of the recipient to whom you wish to forward all incoming calls in the Always Forward<\/strong> field.\"\"\/<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n\n
                  3. Press the “Save”<\/strong> function key to accept the change, or the “Back”<\/strong> function key to cancel.<\/li>\n<\/ol>\n\n

                    Source : www.yealink.com<\/p>\n","protected":false},"excerpt":{"rendered":"

                    Phone overview (Screen size and number of programmable buttons vary according to model) Elements Description 1 LCD display Displays information on calls, messages, function keys, time, date and other relevant data:- Default account- Call information Caller ID, call duration Icons (e.g.: )- Missed calls or information on the second incoming call- Prompt messages (e.g.: “Save […]<\/p>\n","protected":false},"author":6,"featured_media":30553,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[125],"doc_tag":[],"class_list":["post-27922","docs","type-docs","status-publish","has-post-thumbnail","hentry","doc_category-telephony"],"year_month":"2026-05","word_count":1222,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"Support","author_nicename":"support","author_url":"https:\/\/www.cheops-technology.ch\/en\/author\/support\/"},"doc_category_info":[{"term_name":"Telephony","term_url":"https:\/\/www.cheops-technology.ch\/en\/docs-category\/telephony\/"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/comments?post=27922"}],"version-history":[{"count":1,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27922\/revisions"}],"predecessor-version":[{"id":27926,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/docs\/27922\/revisions\/27926"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/media\/30553"}],"wp:attachment":[{"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/media?parent=27922"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/doc_category?post=27922"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/www.cheops-technology.ch\/en\/wp-json\/wp\/v2\/doc_tag?post=27922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}