1. परिचय
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. पॅकेज सामग्री
खाली सूचीबद्ध केलेल्या सर्व वस्तू तुमच्या पॅकेजमध्ये आहेत याची खात्री करा:
- Yealink SIP-T74W IP Phone Unit
- Phone Handset with Phone Cord
- Phone Back Stand
- नेटवर्क केबल (इथरनेट)
Note: A power adapter is not included. The phone supports Power over Ethernet (PoE).
३. शारीरिक भारview
Familiarize yourself with the components of your Yealink SIP-T74W IP Phone.

प्रतिमा १: समोर 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: Used to navigate menus and adjust settings.
- D. Keypad: नंबर डायल करण्यासाठी मानक संख्यात्मक कीपॅड.
- 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. सेटअप
- स्टँड संलग्न करा:
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

प्रतिमा १: टोकदार view of the Yealink SIP-T74W IP Phone, illustrating the phone with its back stand attached, providing a stable base and adjustable viewकोन.
- हँडसेट कनेक्ट करा:
Plug one end of the coiled handset cord into the handset port on the side of the phone unit and the other end into the handset.
- Connect to Network (PoE):
दिलेल्या इथरनेट केबलचे एक टोक जोडा इंटरनेट 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.
- Connect to PC (Optional):
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.
- सुरुवातीचे बूट-अप:
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. ऑपरेटिंग सूचना
३.१ मूलभूत कॉल फंक्शन्स
- कॉल करणे:
Pick up the handset, press the Speakerphone key, or press a Line key. Dial the number using the keypad and press the पाठवा soft key or wait for a few seconds.
- कॉलला उत्तर देणे:
Pick up the handset, press the Speakerphone key, or press the flashing Line key.
- कॉल समाप्त करणे:
Replace the handset, or press the Speakerphone key if using speakerphone mode.
- म्यूट/अनम्यूट:
दाबा नि:शब्द करा key during a call to mute your microphone. Press it again to unmute.
- आवाज समायोजन:
दाबा खंड keys (up/down) during a call to adjust handset, headset, or speakerphone volume. Press them when idle to adjust ringer volume.
5.2 प्रगत वैशिष्ट्ये
- SIP खाती:
The phone supports up to 16 SIP accounts. Configuration is typically handled by your system administrator. Account status is displayed on the LCD screen.
- वाय-फाय कनेक्टिव्हिटी:
The SIP-T74W supports dual-band Wi-Fi 6 (2.4G/5G). To connect to a Wi-Fi network, navigate to मेनू> मूलभूत> वाय-फाय on the phone's display. Select your desired network and enter the password if prompted.
- ब्लूटूथ 5.0:
To pair a Bluetooth headset or other device, go to Menu > Basic > Bluetooth. Enable Bluetooth, search for devices, and select your device to pair.
- विस्तार मॉड्यूल:
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. देखभाल
- स्वच्छता:
फोनची पृष्ठभाग स्वच्छ करण्यासाठी मऊ, कोरडे कापड वापरा. हट्टी खुणा असल्यास, थोडासा डीamp cloth with mild, non-abrasive cleaner can be used. Avoid excessive moisture and harsh chemicals.
- पर्यावरणीय परिस्थिती:
Operate the phone within recommended temperature and humidity ranges. Avoid direct sunlight, extreme temperatures, and dusty environments.
7. समस्या निवारण
| समस्या | संभाव्य कारण | उपाय |
|---|---|---|
| फोन चालू होत नाही. | 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. |
| डायल टोन नाही. | 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. |
| Wi-Fi शी कनेक्ट करू शकत नाही. | 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. |
| खराब ऑडिओ गुणवत्ता. | नेटवर्कमध्ये अडचण; केबलमध्ये बिघाड; मायक्रोफोन/स्पीकरमध्ये समस्या. | Check network connection. Try a different Ethernet cable. Test with a different handset or speakerphone. |
8. तपशील
| वैशिष्ट्य | तपशील |
|---|---|
| डिस्प्ले | 4.3-inch 480x272 resolution Color LCD |
| SIP खाती | 16 पर्यंत |
| कनेक्टिव्हिटी | Dual-Port Gigabit Ethernet (LAN/PC), Dual-band Wi-Fi 6 (2.4G/5G), Bluetooth 5.0 |
| शक्ती | Power over Ethernet (PoE) support; Optional 5V/2A DC power adapter (not included) |
| ऑपरेटिंग सिस्टम | लिनक्स ६.१ आवृत्ती |
| परिमाण (L x W x H) | 10 x 9 x 1.5 inches (approximate, without stand) |
| आयटम वजन | 2.5 पाउंड |
| साहित्य | प्लास्टिक |
9. हमी आणि समर्थन
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.





