Yealink SIP-T40P User's Guide

Yealink SIP-T40P manual cover
Pages 184
Year 2016
Language(s)
English en

Yealink SIP-T40P Specification

The Yealink SIP-T40P is a cost-effective, feature-rich IP phone designed to enhance business communication. It operates on the SIP protocol and is compatible with major IP PBX systems and hosted service providers. The phone features a 2.3-inch graphical LCD display with a resolution of 132x64 pixels, providing a clear interface for users. It supports up to three SIP accounts, allowing for multiple lines and versatile call management. The Yealink SIP-T40P includes HD Voice technology, delivering superior audio quality through both handset and speakerphone, ensuring clear and professional communication.

The device offers robust network connectivity options, with dual-port 10/100 Ethernet and integrated Power over Ethernet (PoE) support, simplifying installation by reducing the need for additional power cables. The phone's design includes programmable keys for personalized configurations, enabling quick access to frequently used functions like speed dial, call hold, and transfer. Advanced security protocols such as HTTPS, TLS, and SRTP are supported, ensuring secure communication and data protection. The Yealink SIP-T40P provides various management features for administrators, including auto-provisioning and centralized deployment, which streamline setup and maintenance.

It supports a wide range of codecs, including G.722, G.711(A/μ), G.729AB, and G.726, ensuring high compatibility and audio performance. The phone's broad interoperability with leading IP-PBX platforms makes it a versatile choice for diverse business environments. Additionally, the intuitive user interface and accessible Help menu facilitate ease of use and quick adoption. Overall, the Yealink SIP-T40P is a reliable and efficient IP phone solution, ideal for small to medium-sized businesses seeking high-quality voice communications with advanced features at an affordable price.

Yealink SIP-T40P F.A.Q.

How do I set up my Yealink SIP-T40P for the first time?

To set up your Yealink SIP-T40P, connect the handset and power adapter, then connect the phone to your network using an Ethernet cable. Configure the phone through the web interface by entering the IP address into a web browser, and inputting your SIP account details.

What should I do if my Yealink SIP-T40P cannot connect to the network?

Check if the Ethernet cable is properly connected and if the network is active. Restart the phone and the router. If the problem persists, verify the network settings and ensure DHCP is enabled.

How can I update the firmware on my Yealink SIP-T40P?

Download the latest firmware from the Yealink support website. Access the phone's web interface, navigate to "Upgrade" under "Settings," upload the firmware file, and follow the instructions to complete the update.

How do I reset my Yealink SIP-T40P to factory settings?

To reset to factory settings, press the "OK" button for about 10 seconds until prompted. Confirm the reset by selecting "OK" to restore the phone to its original settings.

Why is there no dial tone on my Yealink SIP-T40P?

Ensure the handset is properly connected. Check the phone's configuration and SIP account settings. Verify that the network connection is active and stable.

How can I configure speed dial on my Yealink SIP-T40P?

Access the phone's web interface, navigate to "DSSKeys," select a line key, and set the type to "Speed Dial." Enter the desired number and save the changes.

What steps should I take if the display is blank on my Yealink SIP-T40P?

Ensure the power adapter is connected and functioning. Try a different power outlet. If using Power over Ethernet (PoE), check the Ethernet cable and switch. Restart the phone to see if the display returns.

How do I adjust the volume on my Yealink SIP-T40P?

Use the volume button on the phone to adjust the ringer, handset, and speakerphone volumes during a call or when the phone is idle.

Can I forward calls from my Yealink SIP-T40P to another number?

Yes, press the "Menu" button, select "Features," then "Call Forward." Choose your desired forwarding type, enter the target number, and activate the setting.

How do I troubleshoot poor call quality on my Yealink SIP-T40P?

Check your network connection for stability and bandwidth issues. Ensure Quality of Service (QoS) settings are configured on your network. Update the phone firmware and check for any configuration errors.