Set Up a Yealink Desk Phone

Learn how to connect your Yealink desk phone to the SonarX system.

Written By Sara Mosher (Super Administrator)

Updated at March 2nd, 2026

Yealink desk phones are pre-provisioned by net2phone Canada before shipment. Once connected to the network, the phone will automatically retrieve its configuration.

Supported models

The steps in this article apply to the following Yealink desk phone models:

  • Yealink T33G
  • Yealink T43U
  • Yealink T46U
 

Yealink SIP desk phones include a phone unit and an Ethernet cable.

  1. Plug the Ethernet cable into the LAN port on the back of the phone.
  2. Plug the other end into a wall jack or a network switch.

If Power over Ethernet (PoE) is available, the phone will power on automatically.

LAN port location on a Yealink desk phone
Example: LAN port location on the back of a Yealink desk phone.

Power options (when PoE is not available)

If Power over Ethernet (PoE) is not available, use a compatible Yealink AC adapter.

  • 1.2A AC Adapter – Compatible with T33G and T43U models.
  • 2.0A AC Adapter – Compatible with T46U models.

Optional wireless accessories

The following wireless accessories are supported on select models.

Connect to WiFi

T43U and T46U models support the WF50 WiFi USB dual-band adapter, which allows the phone to connect wirelessly to your network.

Connect to Bluetooth

T43U and T46U models support the BT41 Bluetooth USB dongle.

Refer to Yealink’s BT41 user guide for detailed setup instructions.

Download the BT41 User Guide (PDF)