Yealink SIP-T2 Series, T4 Series, T5 Series IP s v83.10

Yealink SIP-T2 Series, T4 Series, T5 Series IP Phones manual cover
Pages 622
Year 2018
Language(s)
English en

Yealink SIP-T2 Series, T4 Series, T5 Series IP Phones Specification

The Yealink SIP-T2, T4, and T5 Series IP Phones are designed to meet diverse communication needs ranging from basic to complex enterprise environments. The SIP-T2 Series offers reliable, cost-effective solutions with essential features for everyday business communication. It includes models equipped with high-definition audio, multiple VoIP accounts, and intuitive user interfaces designed to enhance user experience. These phones are suitable for small to medium businesses seeking functionality and efficiency.

The T4 Series steps up with advanced features for more demanding environments, offering superior sound quality, robust performance, and a sleek design. Models in this series typically feature high-resolution color displays, Gigabit Ethernet, and support for a wide range of accessories, making them ideal for businesses looking to integrate more sophisticated communication solutions.

The T5 Series represents the premium line, targeted at executive-level users requiring top-tier functionality and flexibility. These phones boast large touch screens, advanced video conferencing capabilities, and a customizable interface. The T5 Series supports Bluetooth and Wi-Fi connectivity, offering unparalleled versatility and ease of integration into modern office settings. It also provides enhanced collaboration features, making it an excellent choice for organizations prioritizing video communication and integration with UC platforms.

All series are equipped with Yealink's Optima HD Voice technology, ensuring clear and natural audio quality. They also support a broad range of codecs and are designed to be compatible with leading IP-PBX systems and hosted VoIP platforms. Each series supports PoE, reducing cable clutter and simplifying installation. The Yealink IP Phones offer robust security features, including TLS and SRTP encryption, ensuring secure communications across the board.

Yealink SIP-T2 Series, T4 Series, T5 Series IP Phones F.A.Q.

How can I configure a Yealink T4 Series phone to connect to a Wi-Fi network?

To configure a Yealink T4 Series phone for Wi-Fi, plug in the Yealink WF40 or WF50 Wi-Fi USB dongle into the USB port of the phone. Navigate to Menu > Basic > Wi-Fi, enable Wi-Fi, and select your network from the list. Enter the Wi-Fi password and connect.

What should I do if my Yealink T5 Series phone is not powering on?

Ensure the power adapter is properly connected to the power outlet and the phone. If using Power over Ethernet (PoE), verify that the Ethernet cable is securely connected and the PoE switch is functioning. If the issue persists, try using a different power adapter or Ethernet cable.

How do I update the firmware on a Yealink SIP-T2 Series phone?

Download the latest firmware from the Yealink support website. Access the phone's web interface by entering its IP address in a browser. Navigate to Settings > Upgrade, select the firmware file, and click Upgrade. Follow the on-screen instructions to complete the update.

How can I reset my Yealink T4 Series IP phone to factory settings?

To reset a Yealink T4 Series phone, press the OK button for about 10 seconds until the LCD screen displays a prompt. Confirm the reset by pressing OK again. Alternatively, you can reset through the phone's web interface under Settings > Upgrade > Reset to Factory.

How do I transfer a call on a Yealink T5 Series phone?

During an active call, press the Transfer button. Enter the number to which you want to transfer the call and press Transfer again. You can also announce the call before completing the transfer by waiting for the recipient to answer before pressing Transfer.

What steps should I take if I cannot hear audio on my Yealink SIP-T2 Series phone?

Check the volume settings on the phone and ensure it is not muted. Verify that the handset, headset, or speakerphone is connected correctly. If using a headset, try using a different one. Additionally, check network connections and ensure the phone is registered correctly with the SIP server.

How can I configure a custom ringtone on my Yealink T4 Series phone?

Access the phone's web interface and navigate to Directory > Local Directory. Upload the desired ringtone file in .ring format. Then go to Settings > Preference > Ringtone and select your custom ringtone from the list.

How do I set up call forwarding on a Yealink T5 Series phone?

Press the Menu button and navigate to Features > Call Forward. Choose the desired forwarding type (Always, Busy, No Answer), enter the target number, and enable the feature. You can also configure call forwarding through the phone's web interface.

What could be causing distorted audio on my Yealink SIP-T2 Series phone?

Distorted audio could be caused by network issues such as packet loss or jitter. Check your network settings and ensure Quality of Service (QoS) is configured correctly. Also, ensure the phone's firmware is up to date and check for any physical damage to the handset or cables.

How can I troubleshoot network registration issues on a Yealink T4 Series phone?

Verify the SIP account settings like username, password, and SIP server address are correct. Check your network connectivity and firewall settings to ensure ports 5060 (UDP) and 5090 (TCP) are open. Restart the phone and check for firmware updates that might resolve the issue.