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The SIP-T41S is a feature-rich business tool for superior communications and extended functionality. It offers a faster,more-responsive interface and several performance-enhancing functions. It’s a six-line IP phone that comes with built-in programmable keys to enhance productivity. The SIP-T41S with Yealink Optima HD Voice technology and wideband codec of Opus delivers superb audio quality and crystal clear voice communications. 

  • 6 line keys
  • 3-way Conferencing
  • Five programmable buttons for up to 15 functions
  • HD Speaker, HD Handset
  • Integrated PoE
  • USB port for WiFi or Bluetooth capability

Phone Installation

If your phone is already installed proceed to the next section of this manual.

Mounting your phone

  1. Attach the stand.
  1. Or attach the optional wall mount bracket.

Connecting Cables

  1. Connect the handset and optional headset.
  1. Connect the network cable into the Internet port on the phone. If your network has POE (Power Over Ethernet), your phone should turn on. If your phone is going to be connected to the network wirelessly, check the Wi-Fi Connection instructions below.
  2. Connect the PC into the PC port on the phone.
  3. If the phone is still off, connect the Power Adapter into the DC port on the phone. If your phone is already on and is getting power from the network cable, DO NOT connect the Power Adapter.
  4. Once your phone is powered on and connected to a working wired or wireless network, you should be able to start using it. Check out the Hardware Component Instructions below to get more familiar with your new phone.

Hardware Components

The main hardware components of the T41S IP phone are the LCD screen and the keypad.

1. LCD Screen

Shows information about calls, messages, soft keys, time, date and other relevant data:
• Your extension
• Call information—caller ID, call duration
• Icons (for example, DND when it’s activated)
• Missed call or second incoming caller information
• Time and date

2. Indicator Light

Indicates call status, message status and phone’s system status.
• Receives an incoming call – Fast-flashing
• Receives a voice mail – Slow-flashing

3. Line Keys

Use these keys to activate your phone’s extensions, speed dial buttons, and various other features.

4. Mute, Headset, Voicemail, Redial

Mute Key – Mute and unmute your microphone.
Headset Key – Switch to the headset mode.
Message Key – Access your voicemail.
Redial Key – Redials a previously dialed number.

5. Speakerphone Key

Toggles and indicates the hands-free (speakerphone) mode. You can also pick up the incoming call by pressing this button.

6. Volume Key

Adjusts the volume of the handset, headset, speaker or ringer.

7. Keypad

Provides the digits, letters, and special characters to enter.

8. Navigation Buttons

Scroll through the displayed information.

Confirms actions or answers incoming calls.

Cancels actions or rejects incoming calls.

9. Soft Keys

The buttons located right below the display. These buttons are context sensitive and their labels are shown at the button of the display. Some of their default values are:

On idle – Call History, Directory, DND, Menu.

On incoming call – Answer, Forward, Silence, Reject

During the call – Transfer, Hold, Conference, End Call

10. Speaker

Provides hands-free (speakerphone) audio output.

11. Hookswitch Tab

Secures the handset in the handset cradle when the phone is mounted vertically. If you need your phone mounted on the wall, remove the hookswitch tab, turn it upside down, and insert back until it clicks. That way the handset will be held by it when the phone is mounted vertically.

12. Hookswitch

Switches the phone “off-hook” and connects to the line when the handset is lifted. Switches the phone “on-hook” and disconnects from the line when the handset is put down.

Feature Status Icons

Icons appearing on the status bar are described in the following table:

Phone Customization

Time & Date

  • Update the time and date by going to Menu > Settings > Basic Settings > Time & Date.
  • Choose SNTP Settings and select your time zone in UTC format. Press Save.
  • Go to Time & Date Format and choose the 12 hour or 24 hour format.

Display Settings

Change the display settings by going to Menu > Settings > Basic Settings > Display.

Sound Settings

Change the sound settings by going to Menu > Settings > Basic Settings > Sound.

Distinctive Ringtones

You can set different ringtones to ring on your phone when certain numbers are calling. This feature is useful when, for example, you would like your internal calls to ring differently than the external calls.

Go to Directory > All Contacts. edit and existing contact or add a new one. Enter the contact’s name as well as their extension number, scroll down and choose a ringtone for this contact, then press save. You can add the rest of your internal extensions this way, so that they sound differently from your external calls.

Your phone PIN

Change your PIN by going to Menu > Settings > Basic Settings > Change PIN.

Phone Lock

You can lock your phone by going to Menu > Settings > Basic Settings > Phone Lock.

Bluetooth Headset

To use a bluetooth headset you will need a bluetooth headset and a usb bluetooth adapter.

Insert the usb bluetooth tongle into the usb port on the back of the phone. If the bluetooth was not enabled, a prompt interface will show on the screen. Press OK and enable the bluetooth function. To connect to your bluetooth headset, press Scan to scan for available bluetooth devices, select your headset and press Connect. To use your bluetooth headset, press the headset key on the phone and dial a number. You can now switch between your headset, handset, and a speakerphone by pressing the appropriate keys on the phone.

Change bluetooth settings by going to Menu > Settings > Basic Settings > Bluetooth.

Wi-Fi Connection

If your phone is going to be connected to the network wirelessly, connect the Wi-Fi Adapter into the USB port on the back of the phone. Press Yes to scan for available wireless networks. Connect to an available wireless network. You can also connect to a wireless network by going to Menu > Settings > Basic Settings > Wi-Fi. Turn the Wi-Fi on and connect to a wireless network.

Phone Status

Your phone’s IP address

Your phone’s IP address can be found by pressing the OK button while the phone is idle.

Your phone’s MAC address

Your phone’s MAC address can be found by either pressing the OK button while the phone is idle, or by looking at the back of your phone.

Moving to a different workspace

One of the best benefits of our cloud phone service is that you can use your desk phone anywhere you want. Just unplug the phone from power and network, bring it over to another location, whether it’s at an office across the hallway, your home, or even a in different state. Just plug in the power and network back and continue using your phone as if you haven’t moved anywhere.

Other Instructions

Calling, Transferring, Voicemail Instructions

Download the manufacturer’s user manual

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