1. Sarrera
This manual provides comprehensive instructions for the setup, operation, and maintenance of your Yealink SIP-T74W Wi-Fi IP Phone. Designed for business professionals, the SIP-T74W offers advanced communication features, high-definition audio, and robust connectivity options including Wi-Fi 6 and Bluetooth 5.0.
2. Paketearen edukia
Egiaztatu behean zerrendatutako elementu guztiak zure paketean daudela:
- Yealink SIP-T74W IP Phone Unit
- Phone Handset with Phone Cord
- Phone Back Stand
- Sare kablea (Ethernet)
Note: A power adapter is not included. The phone supports Power over Ethernet (PoE).
3. Gainbehera fisikoaview
Familiarize yourself with the components of your Yealink SIP-T74W IP Phone.

3.1. irudia: Aurrealdea view of the Yealink SIP-T74W IP Phone. This image displays the phone's 4.3-inch color LCD screen, the main keypad, function keys, and the handset resting on the cradle. The screen shows a typical call interface with contact names and call status.
- A. 4.3-inch Color LCD Display: High-resolution screen for call information, menus, and status.
- B. Line Keys/Programmable Keys: Located on either side of the display, these keys can be configured for various functions such as line appearance, speed dial, or feature access.
- C. Navigation Cluster: Menuetan nabigatzeko eta ezarpenak doitzeko erabiltzen da.
- D. Keypad: Standard numeric keypad for dialing numbers.
- E. Function Keys: Dedicated keys for common features like Message, Headset, Mute, Redial, Speakerphone, Volume control.
- F. Handset: Ergonomically designed handset for comfortable calls.
- G. Ports (Rear): Includes Ethernet ports (LAN/PC), Handset port, and potentially a USB port for expansion modules.
4. Konfigurazioa
- Lotu standa:
Align the two tabs on the phone back stand with the corresponding slots on the back of the phone. Push firmly until it clicks into place. The stand offers 2 adjustable angles for optimal viewing.

4.1. irudia: Angelukoa view of the Yealink SIP-T74W IP Phone, illustrating the phone with its back stand attached, providing a stable base and adjustable viewangelua.
- Konektatu telefonoa:
Konektatu telefono-kable kiribilduaren mutur bat telefono-unitatearen alboko telefono-atakara eta beste muturra telefono-zenbakira.
- Sarera konektatu (PoE):
Connect one end of the provided Ethernet cable to the Internet port (LAN) on the back of the phone and the other end to a Power over Ethernet (PoE) enabled switch or injector. The phone will power on automatically.
If PoE is not available, a separate 5V/2A DC power adapter (not included) must be used. Connect the power adapter to the DC5V port on the back of the phone and then to a power outlet.
- Ordenagailura konektatu (aukerakoa):
If you wish to connect a computer through the phone, connect an Ethernet cable from the PC port on the back of the phone to your computer's Ethernet port.
- Hasierako abiaraztea:
Once powered, the phone will boot up. This process may take a few minutes. The display will show the Yealink logo, followed by network configuration and SIP registration status.
5. Funtzionamendu-argibideak
5.1 Oinarrizko dei-funtzioak
- Dei bat egitea:
Pick up the handset, press the Speakerphone key, or press a Line key. Dial the number using the keypad and press the Bidali soft key or wait for a few seconds.
- Dei bati erantzutea:
Pick up the handset, press the Speakerphone key, or press the flashing Line key.
- Dei bat amaitzea:
Replace the handset, or press the Speakerphone key if using speakerphone mode.
- Ezkutatu/Aktibatu:
Sakatu Isildu key during a call to mute your microphone. Press it again to unmute.
- Bolumenaren doikuntza:
Sakatu Bolumena keys (up/down) during a call to adjust handset, headset, or speakerphone volume. Press them when idle to adjust ringer volume.
5.2 Ezaugarri aurreratuak
- SIP kontuak:
The phone supports up to 16 SIP accounts. Configuration is typically handled by your system administrator. Account status is displayed on the LCD screen.
- Wi-Fi konexioa:
The SIP-T74W supports dual-band Wi-Fi 6 (2.4G/5G). To connect to a Wi-Fi network, navigate to Menua > Oinarrizkoa > Wi-Fi on the phone's display. Select your desired network and enter the password if prompted.
- Bluetooth 5.0:
To pair a Bluetooth headset or other device, go to Menua > Oinarrizkoa > Bluetooth. Enable Bluetooth, search for devices, and select your device to pair.
- Hedapen moduluak:
The phone supports color-screen expansion modules (sold separately) for additional programmable keys. Refer to the expansion module's manual for installation and configuration.
6. Mantentzea
- Garbiketa:
Erabili oihal leun eta lehor bat telefonoaren gainazala garbitzeko. Orban egoskorrak garbitzeko, garbitu zapi lehor bat.amp cloth with mild, non-abrasive cleaner can be used. Avoid excessive moisture and harsh chemicals.
- Ingurumen-baldintzak:
Operate the phone within recommended temperature and humidity ranges. Avoid direct sunlight, extreme temperatures, and dusty environments.
7. Arazoak
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Telefonoa ez da pizten. | No PoE connection or power adapter not connected/faulty. | Ensure the Ethernet cable is connected to a PoE-enabled port, or connect a functional 5V/2A power adapter. |
| Markatze tonurik ez. | SIP account not registered; network issue; handset not connected properly. | Check network cable connection. Verify SIP account registration status on the display. Reconnect handset cord. Contact your system administrator. |
| Ezin da wifira konektatu. | Incorrect password; out of range; Wi-Fi disabled. | Ensure Wi-Fi is enabled in settings. Re-enter password carefully. Move phone closer to the Wi-Fi router. |
| Audio kalitate eskasa. | Network congestion; faulty cable; microphone/speaker issue. | Check network connection. Try a different Ethernet cable. Test with a different handset or speakerphone. |
8. Zehaztapenak
| Ezaugarri | Xehetasuna |
|---|---|
| Bistaratzea | 4.3-inch 480x272 resolution Color LCD |
| SIP kontuak | 16 arte |
| Konektibitatea | Dual-Port Gigabit Ethernet (LAN/PC), Dual-band Wi-Fi 6 (2.4G/5G), Bluetooth 5.0 |
| Boterea | Power over Ethernet (PoE) support; Optional 5V/2A DC power adapter (not included) |
| Sistema eragilea | Linux 6.1 version |
| Neurriak (L x W x H) | 10 x 9 x 1.5 inches (approximate, without stand) |
| Elementuaren pisua | 2.5 kilo |
| Materiala | Plastikoa |
9. Bermea eta Laguntza
Yealink products are covered by a limited warranty. For detailed warranty information, technical support, and service inquiries, please visit the official Yealink website or contact your authorized Yealink reseller. Keep your purchase receipt for warranty claims.
For further assistance, you may also refer to the online resources available on the Yealink support portal.





