Yealink T48S
Quickstart
Learn how to do the most common functions on your phone. For information not covered below, please refer to the manufacturer’s user guide.
On-Device Call Recording
Record calls and access recording from the menu when a flash drive is inserted into the USB port at the top of your phone.
- While on an active call, press the More softkey.
- Press the StartREC softkey.
- Press the softkeys to end recording.
- To access your call files, press the Menu softkey.
- Select .
- Press Play or Delete to manage files.
Call Forwarding
Automatically forward incoming calls to an internal extension or external number.
- Tap the Menu softkey.
- Select .
- Turn On the desired forwarding type.
- Always : Forwards all incoming calls.
- No Answer : Forwards all unanswered incoming calls.
- Busy : Forwards all incoming calls while you're in a call.
Note: Call waiting must be disabled to use call forward busy ().
- Dial the forwarding destination (internal extension or external number).
- If you selectedNo Answer, enter how many rings to wait before forwarding.
- Tap the Save softkey.
Do Not Disturb (DND)
Stop your phone from ringing and send all incoming calls directly to voicemail.
to enable.
Voicemail Access
Check your voicemail from your phone.
- Press
.
Speed Dial
Assign regularly dialed numbers to additional line keys on your phone.
- Tap and hold an unassigned Line key.
- Change the Type to Speed Dial.
- Enter a Name and Number.
- Tap the Save softkey.
3-Way Calls
Speak with two parties simultaneously by creating a mini-conference call on your line.
- While on an active call, tap the Conference softkey.
- Dial the internal extension or external number to add to the conference.
- Wait for the second party to answer, and then let them know that you would like to add them to a 3-way call.
- Tap Conference again.
Transfer A Call
Warm Transfer
Place a current call on hold and speak with the destination party before transferring the call.
- While on an active call, press
. - Press .
Blind Transfer
Transfer a call to another party without speaking to them first.
- While on an active call, press .
- Press before the destination party answers.
Tip: To transfer a call directly to voicemail, dial 0 + extension.
Hold
Place a call on hold while you take some time to look up an answer to a question or answer another call.
- Press
to hold. - Press to retrieve the call.
Modify Ringtone
Choose a new ringtone for your phone or assign a different ringtone to each of your lines.
Presence Monitoring
Visually monitor the speed dial contacts assigned to your phone to know whether or not they are on an active call. These line keys will light up (busy lamp field) indicating if someone is busy or available.
- To presence monitor, a system admin must enable this feature on your phone.
- The lines you want to presence monitor must be speed dial assignments on your phone.
- The number of contacts you can presence monitor is limited the number of line keys on your phone.
Accessories
Additional Hardware
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Yealink BT40: Adds Bluetooth connectivity to your IP Phone with a wide variety of Bluetooth Headsets, allowing you to receive calls wherever you are in the office. |
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Yealink BT41: Coming! An updated Bluetooth adapter for your IP phone with an improved range of up to 10m. |
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Yealink EHS36: Provides the technical interface between your phone and a compatible wireless headset. Supported models include those by Jabra, Plantronics and Sennheiser headsets. |
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Yealink EHS40: Provides an easy plug and play technical interface between your phone and a compatible wireless headset. Supported models include those by Jabra, Plantronics and Sennheiser. |
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Yealink EXP40: Expands the functional capability of your phone with a large graphic LCD screen and 40 programmable display keys. For a complete list of supported features, visit the Supported Features section. |
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Yealink WF40: This dynamic plug-and-play style USB device is an ideal office networking solution for companies—particularly, smaller organizations—seeking affordable, convenient and reliable high-speed wireless connectivity. |
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Yealink WF50: The Yealink WF50 is a next-generation Wi-Fi USB Dongle, designed to allow users to select whether to connect to a 2.4GHz (150 Mbps) Wi-Fi network or a 5GHz (up to 433 Mbps) Wi-Fi network, which means that users can optimally communicate, collaborate and more with this quick, easy and reliable connection. This dynamic plug-and-play style USB device is also equipped with WPA/WPA2 encryptions, providing your network with active defense against security threats. |
Supported Features
Call Handling Features
- Warm Transfer
- Blind Transfer
- Do Not Disturb (DND) (synchronization with all of the user's other devices)
- Call Forward All
- Call Forward Busy (call waiting must be disabled)
- Call Forward No Answer
- Anonymous Call Rejection
- Intercom (* + ext)
- Hold
- Multi-way Calling
- Reject
- Call Waiting
- On-hook Dialing
- Speakerphone
- Stutter Tone
User Interface Features
- Call Logs
- On Device Directory
- Multicast “Mega” Volume (requires latest firmware version and additional configuration)
- Bluetooth
- LDAP Directory
- Remote Phonebook (automatically filled directory that includes all extensions)
- Adjustable Ringer Volume
- On Device Call Recording
- Electronic Hook Switch (EHS)
Feature Keys
- 16 SIP Accounts
- 30 Upper Multifunction Keys (supports line assignments)
- On Device Speed Dial Edit
- Voicemail Button
- Mute Button
Display
- Touch Screen Display
- Message Waiting Indicator (MWI)
- Caller ID (CID)
- Busy Lamp Field (BLF)
- Shared Line Appearance (requires latest firmware version and additional configuration)
- Time/Date Display
- On-Screen Message Display
Network & Provisioning
- On Device Ethernet (PoE)
- One Touch Activation
- PC Connection
- Gigabit Ethernet
- Bluetooth
- Cisco Multicast
- Polycom Multicast
- Web Interface Provisionable
- WiFi (requires USB Dongle WF40 adapter)
- Secure Provisioning
Hardware
- Up to 6 Digital Sidecars w/20 Programmable Keys each (supports line assignments)
- Wired Headset
- Bluetooth Headset (requires USB Dongle BT40 adapter)
Provisioning
- Verify you have created a device profile.
- Verify you have assigned the phone's MAC address to the device profile.
- Verify you have properly plugged in the phone.
From the Web UI
Learn how to provision your phone from the web UI.
From the Phone
Learn on to provision your phone from the phone itself. These steps are for a generic Yealink and some differences may be found within each Yealink phone.
Factory Reset
Factory resetting a phone is when you restore a device to its original factory settings. This will delete everything that was previously on the device.
Reset Secure Provisioning
After you factory reset a phone, you’ll need to reset secure provisioning from the admin portal so it can reconnect.
- Sign in to PBX Administration (classic) at https://my.jive.com/pbx.
- Click Devices in the left sidebar and then choose the device that needs secure provisioning reset.
- From , click Reset.