Yealink SIP-T23P User manual

1
Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
Yealink IP Phone
SIP-T23P & SIP-T23G
Developed by: BUROSERV Australia
Level 2, 9 Help Street Chatswood NSW 2067. Australia
Version 1.0
QUICK START GUIDE
29 January 2020
Applies to firmware version 44.82.0.10 or later.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
Contents
Packaging Contents .........................................................................................................................................3
Assembling the DECT Phone............................................................................................................................3
Startup.............................................................................................................................................................5
Configuring Your Phone...................................................................................................................................5
Configuring via web user interface ...................................................................................................5
Configuring via phone user interface................................................................................................6
Basic Call Features ...........................................................................................................................................6
Placing a Call .....................................................................................................................................6
Answering a Call ................................................................................................................................6
Ending a Call......................................................................................................................................7
Redial ................................................................................................................................................7
Call Mute and Un-mute.....................................................................................................................7
Call Hold and Resume .......................................................................................................................7
Call Transfer ......................................................................................................................................7
Call Forward ......................................................................................................................................8
Call Conference .................................................................................................................................8
Speed Dial .........................................................................................................................................8
VOICE MESSAGE................................................................................................................................8
Customizing Your Phone..................................................................................................................................9
Call History ........................................................................................................................................9
Contact Directory ..............................................................................................................................9
Volume Adjustment ..........................................................................................................................9
Ring Tones.........................................................................................................................................9

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
PACKAGING CONTENTS
The following items are included in your package. If you find anything missing, contact your system administrator.
Note:
•The models displayed on the phone differ from each other. The packaging content "IP Phone" listed
above takes a SIP-T23G IP phone as an example.
•We recommend that you use the accessories provided or approved by Yealink. The use of unapproved
third-party accessories may result in reduced performance.
ASSEMBLING THE DECT PHONE
1. Attach and detach the stand, as shown below:
a) Attach the stand:
Note:
•The hook switch tab has a lip which allows the handset to stay on-hook when the IP phone is mounted
vertically.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
2. Connect the handset and optional headset, as shown below:
Note:
•
The headset should be purchased separately.
3. Connect the network and power, as shown below:
You have two options for network and power connections. Your system administrator will advise you
which one to use.
Note:
•The IP phone should be used with Yealink original power adapter (5V/600mA) only. The use of the
third-party power adapter may cause the damage to the phone. If you are connecting a PC to your
phone, we recommend that you use the Ethernet cable provided by Yealink.
•If inline power (PoE) is provided, you do not need to connect the power adapter.
Make sure the hub/switch is PoE-compliant.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
STARTUP
After the IP phone is connected to the network and supplied
with power, it automatically begins the initialization process.
After startup, the phone is ready for use. You can configure the
phone via web user interface or phone user interface.
CONFIGURING YOUR PHONE
CONFIGURING VIA WEB USER INTERFACE
Accessing the web user interface:
1. Press the OK key when the phone is idle to obtain the IP address of the phone.
2. Open a web browser on your computer, enter the IP address into the address bar (e.g.,
"http://192.168.0.10" or "192.168.0.10"), and then press the Enter.
3. Enter the user name (default: admin) and password (default: admin) in the login page and click Confirm.
Network Settings: Click on Network->Basic->IPv4 Config
You can configure the network settings in the following ways:
DHCP: By default, the phone attempts to contact a DHCP server in your network to obtain its valid
network settings, e.g., IP address, subnet mask, gateway address and DNS address.
Static IP Address: If the phone cannot contact a DHCP server for any reason, you need to configure the
IP address, subnet mask, gateway address, primary DNS address and secondary DNS
address for the phone manually.
Note:
•The IP phone also supports IPv6, but IPv6 is disabled by default.
•The wrong network settings may result in inaccessibility of the phone and may have an impact on
the network performance. Contact your system administrator for more information.
Account Settings: Click on Account->Register->Account X (X=1,2,3)
Parameters of the account:
Register Status: It shows the register status of the current account.
Line Active: You can select Enabled/Disabled to enable/disable the account.
Label: It is shown on the LCD screen to identify the account.
Display Name: It is shown as Caller ID when placing a call.
Register Name: It is an authenticated ID for authentication provided by ITSP (required).
User Name: It is provided by ITSP for registration (required).
Password: It is provided by ITSP for registration (required).
Server Host: It is provided by ITSP for registration (required).
Register status icons on the LCD screen:
Registered Registering Register Failed

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
Note:
•Check with your system administrator if any error appears during the registration process or a specific
configuration is required for your registration.
CONFIGURING VIA PHONE USER INTERFACE
Network Settings:
Press the Menu soft key when the phone is idle, select Settings->Advanced Settings (default password:
admin)->Network->WAN Port/VLAN/Web Server/802.1x/VPN/LLDP/CDP/NAT to configure the network.
Account Settings:
Press the Menu soft key when the phone is idle, select Settings->Advanced Settings (default password:
admin)->Accounts to configure the account.
Note:
•For more information on account parameters, refer to
Configuring via web user interface
above.
BASIC CALL FEATURES
PLACING A CALL
Using the handset:
1. Pick up the handset.
2. Enter the number, and then press the Send soft key.
Using the speakerphone:
1. With the handset on-hook, press .
2. Enter the number, and then press the Send soft key.
Using the headset:
1. With the headset connected, press to activate the headset mode.
2. Enter the number, and then press the Send soft key.
ANSWERING A CALL
Using the handset:
Pick up the handset.
Using the speakerphone:
Press .
Using the headset:
Press .
Note:
•During a call, you can alternate between the headset, hands-free speakerphone and handset modes by
pressing the Headset key, the Speakerphone key or by picking up the handset. Headset mode requires a
connected headset.
Note:
•You can reject an incoming call by pressing the Reject soft key.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
ENDING A CALL
Using the handset:
Hang up the handset or press the EndCall soft key.
Using the speakerphone:
Press or the EndCall soft key.
Using the headset:
Press the EndCall soft key.
REDIAL
•Press to enter the Placed Calls list, press or to select the desired entry, and then press
or the Send soft key.
•Press twice when the phone is idle to dial out the last dialed number.
CALL MUTE AND UN-MUTE
•Press to mute the microphone during a call.
•Press again to un-mute the call.
CALL HOLD AND RESUME
To place a call on hold:
Press the Hold soft key during an active call.
To resume the call, do one of the following:
•If there is only one call on hold, press the Resume soft key.
•If there is more than one call on hold, press or to select the desired call, and then press the Resume
soft key.
CALL TRANSFER
You can transfer a call in the following ways:
Blind Transfer
1. Press or the Transsoft key during a call. The call is placed on hold.
2. Enter the number you want to transfer to.
3. Press or the B Transsoft key.
Semi-Attended Transfer
1. Press or the Transsoft key during a call. The call is placed on hold.
2. Enter the number you want to transfer to, and then press the Send soft key.
3. Press or the Trans soft key.
Attended Transfer
1. Press or the Trans soft key during a call. The call is placed on hold.
2. Enter the number you want to transfer to, and then press the Send soft key.
3. Press or the Trans soft key when the second party answers.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
CALL FORWARD
To enable call forward:
1. Press the Menu soft key when the phone is idle, and then select Features->Call Forward.
2. Select the desired forward type:
Always Forward----Incoming calls are forwarded unconditionally.
Busy Forward----Incoming calls are forwarded when the phone is busy.
No Answer Forward----Incoming calls are forwarded if not answered after a period of time.
3. Enter the number you want to forward to. For No Answer Forward, press or to select the desired
ring time to wait before forwarding from the After Ring Time field.
4. Press the Save soft key to accept the change.
CALL CONFERENCE
1. Press the Conf soft key during an active call. The call is placed on hold.
2. Enter the number of the second party, and then press the Send soft key.
3. Press the Conf soft key when the second party answers. All parties are now joined in the conference.
4. Press the EndCall soft key to disconnect all parties.
SPEED DIAL
To configure a speed dial key:
1. Press the Menu soft key when the phone is idle, and then select Features->DSS Keys.
2. Select the desired line key, and then press the Enter soft key.
3. Select SpeedDial from the Type field, select the desired line from the Account ID field,
enter a label in the Label field and then enter the number in the Value field.
4. Press the Save soft key to accept the change.
To use the speed dial key:
Press the speed dial key to dial out the preset number.
VOICE MESSAGE
Message waiting indicator on the idle screen indicates that one or more voice messages are waiting at the
message center. The power indicator LED slowly flashes yellow.
To listen to voice messages:
1. Press or the Connect soft key.
2. Follow the voice prompts to listen to your voice messages.
Note:
You can split the conference call into two individual calls by pressing the Split soft key.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
CUSTOMIZING YOUR PHONE
CALL HISTORY
1. Press the History soft key when the phone is idle, press or to scroll through the list.
2. Select an entry from the list, you can do the following:
•Press the Send soft key to place a call.
•Press the Delete soft key to delete the entry from the list.
If you press the Option soft key, you can also do the following:
•Select Detail to view detailed information about the entry.
•Select Add to Contact to add the entry to the local directory.
•Select Add to Blacklist to add the entry to the blacklist.
•Select Delete All to delete all entries from the list.
CONTACT DIRECTORY
To add a contact:
1.Press the Dir soft key when the phone is idle, and then select All Contacts.
2.Press the Add soft key to add a contact.
3.Enter a unique contact name in the Name field and and enter the phone number in the proper field.
4.Press the Add soft key to accept the change.
To edit a contact:
1.Press the Dir soft key when the phone is idle, and then select All Contacts.
2.Press or to select the desired contact, press the Option soft key and then select Detail.
3.Edit the contact information.
4.Press the Save soft key to accept the change.
To delete a contact:
1.Press the Dir soft key when the phone is idle, and then select All Contacts.
2.Press or to select the desired entry, press the Option soft key and then select Delete.
3.Press the OK soft key when the LCD screen prompts “Delete selected item?”.
VOLUME ADJUSTMENT
•Press during a call to adjust the receiver volume of the handset/speakerphone/headset.
•Press when the phone is idle or ringing to adjust the ringer volume.
RING TONES
1. Press the Menu soft key when the phone is idle, and then select Settings->Basic Settings->Sound->
Ring Tones.
2. Press or to select Common or the desired account and then press the Enter soft key.
3. Press or to select the desired ring tone.
4. Press the Save soft key to accept the change.
Note:
You can add contacts from call history easily. For more information, refer to Call History above.

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Quick Start Guide
Yealink IP Phone – SIP-T23P & SIP-T23G
About Yealink
Yealink is a global leading provider of enterprise communication and collaboration solutions, offering video
conferencing service to worldwide enterprises. Focusing on research and development, Yealink also insists
on innovation and creation. With the outstanding technical patents of cloud computing , audio, video and
image processing technology, Yealink has built up a panoramic collaboration solution of audio and video
conferencing by merging its cloud services with a series of endpoints products. As one of the best providers
in more than 140 countries and regions including the US, the UK and Australia, Yealink ranks No.1 in the
global market share of SIP phones shipments.
Technical Support
Visit Yealink WIKI (http://support.yealink.com/) for the latest firmware, guides, FAQ, Product documents,
and more.
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to submit all your technical issues.