Why doesn't my Yealink Telephone get an IP address?
If your Yealink Telephone isn't getting an IP address, check the following: * Ensure the Ethernet cable is securely plugged into the internet port and is not loose. * Verify the Ethernet cable is not damaged. * Confirm that the IP address and related network parameters are set correctly. * Make sure your network switch or hub is working. * Ensure the Wi-Fi feature is disabled.
Why does my Yealink Telephone display “No Service”?
If your Yealink Telephone displays “No Service”, ensure that an account is actively registered on the IP phone at Menu->Status->More->Accounts.
Why does my Yealink Telephone have no power?
If your Yealink Telephone has no power: * Reboot your IP phone. * Replace the power adapter.
What to do if the LCD screen is blank on my Yealink Telephone?
If the LCD screen on your Yealink Telephone is blank, verify the following: * Ensure the phone is properly plugged into a functional AC outlet. * Confirm the phone is plugged into a socket controlled by a switch that is on. * If plugged into a power strip, try plugging it directly into a wall outlet. * If your phone is PoE powered, ensure you are using a PoE-compliant switch or hub.
How to solve IP conflict problem on Yealink Telephone?
To resolve an IP conflict on your Yealink Telephone, you can: * Reset another available IP address for the IP phone. * Check network configuration via the phone's user interface at Menu->Settings->Advanced Settings (default password: admin)->Network->WAN Port->IPv4 (or IPv6). If Static IP is selected, choose DHCP instead.
Why doesn’t my Yealink Telephone upgrade firmware successfully?
If your Yealink Telephone isn’t upgrading firmware successfully, check the following: * Ensure that the target firmware is not the same as the current firmware. * Ensure that the target firmware is applicable to the IP phone model. * Ensure that the current or the target firmware is not protected. * Ensure that the power is on and the network is available during the upgrade. * Ensure that the web browser is not closed or refreshed when upgrading firmware via the web user interface.
Why do I get poor sound quality during a call on my Yealink Telephone?
Poor sound quality during a call on your Yealink Telephone can be due to several factors: * Users being too far from the microphone or too close to sensitive microphones. * Packet loss and jitter due to network congestion. * Noisy equipment causing interference. Turn off any noisy equipment. * Line issues. Try disconnecting the old line and redialing to see if another line provides a better connection.
Why doesn’t my Yealink Telephone display time and date correctly?
If your Yealink Telephone doesn’t display the correct time and date: * Check if the IP phone is configured to obtain the time and date from the NTP server automatically. * If your phone is unable to access the NTP server, configure the time and date manually.
Why doesn’t my Yealink Telephone update the configuration?
If your Yealink Telephone isn’t updating its configuration: * Ensure that the configuration is set correctly. * Reboot the phone, as some configurations require a reboot to take effect. * Ensure that the configuration is applicable to the IP phone model. * Be aware that the configuration may depend on support from a server.
Why does the Bluetooth headset affect Yealink Telephone’s voice quality?
Your Yealink Telephone's voice quality may be affected if you use a Bluetooth headset while the 2.4 GHz band is enabled or in an environment with many other Bluetooth devices.
General| Category | IP Phone |
|---|---|
| Network Protocol | SIP |
| Number of SIP Accounts | 8 |
| Concurrent Calls | 8 |
| DECT Technology | CAT-iq2.0 |
| Ethernet Ports | 2 |
| Handsets Supported | Up to 30 |
| Repeater Support | Yes |
| PoE Support | IEEE 802.3af |
| Security | TLS, SRTP |
| Provisioning | TR-069 |
| Operating Temperature | 0°C to 40°C |
| Radio Range | Up to 50 meters indoors |
| Codecs | Opus, G.722, G.726, G.729, iLBC |
| Management | Web GUI |
| Frequency Range | 1880 MHz to 1900 MHz (EU), 1920 MHz to 1930 MHz (US) |
| Power Supply | PoE |
| Humidity | 10% to 95% |
Introduces the various hardware components of the Yealink W80 system.
Explains accessing menus, submenus, and returning to the idle screen on W56H/W53H.
Details the meaning of various icons and indicators on the phone screens.
Covers rechargeable battery status and methods for entering characters.
Lists common reasons why handset registration might fail.
Provides steps to register handsets with the DECT manager.
Explains how to manually connect the handset to a desired system.
Details how to initiate external calls, calls from history, and directory.
Explains manual and automatic call answering procedures.
Covers silencing, manually rejecting, or rejecting calls with DND.
Guides on placing calls on hold and resuming them.
Describes methods for transferring calls (blind, semi-attended, attended).
Covers initiating and managing conference calls.
Explains how to record calls using an SD card.
Explains parking and retrieving calls using FAC or Transfer modes.
Describes using Shared Call Appearance to share a line across multiple phones.
Covers leaving and listening to voice mail messages.
Details managing contacts in the phone's local directory.
Explains how to manage contacts in the shared directory.
Describes adding and managing blocked callers.
Covers accessing and using the remote phone book.
Explains the icons used in the call history to indicate call types.
Guides on how to view detailed call history records.
Details saving call history entries to local directory or blocklist.
Covers deleting single or all call records from history.
Covers turning handset on/off, wallpaper, and screen saver settings.
Covers adjusting screen brightness and illuminating keypad keys.
Guides on changing phone language and configuring time/date.
Guides on customizing soft key functions and configuring shortcuts.
Covers manual/automatic phone locking and enabling silent mode.
Details how to adjust volumes and select ring tones.
Covers silencing notifications during charging and configuring advisory tones.
Explains configuring vibration settings and audible key tones.
Explains how to disable noise cancellation for improved speech.
Explains how to use Bluetooth headsets with W59R/W78H models.
Guides on enabling, disabling, searching, pairing, and managing Bluetooth devices.
Explains connecting CP930W to PC and setting it as an audio device.
Details making calls via PC softphone and managing PC audio.
Explains switching between Multi-Cell and Normal headset modes.
Guides on registering headsets and pairing them with handsets.
Explains call management functions using the headset.
Guides on checking warning details and investigating issues.
Explains how to reset handset settings and reboot the device.
Provides menu structure diagrams for different handset models.
Lists input modes and corresponding characters for text entry.
Lists compatible Bluetooth headsets for Yealink devices.
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