Installation Guide
Tools Needed:
- Ethernet cable (CAT5e or higher)
- Power adapter (if not using PoE)
- Handset and cord
- Screwdriver (for wall mount)
- Network configuration details
Step-by-Step Installation
- Unpack and Inspect: Remove all components from packaging and verify contents: phone base, handset, handset cord, Ethernet cable, power adapter, and documentation.
- Connect Network Cable: Connect one end of the Ethernet cable to the LAN port on the phone and the other end to your network switch or router.
- Power Connection: Connect the power adapter to the phone and plug into a power outlet, or use Power over Ethernet (PoE) if supported by your network switch.
- Handset Connection: Connect the handset cord to the handset port on the phone and to the handset itself.
- Optional Accessories: Connect optional accessories such as a headset or expansion module if required.
- Power On: Press the power button or wait for the phone to boot automatically if using PoE.
- Network Configuration: Follow on-screen prompts to configure network settings or wait for automatic provisioning from your PBX system.
- Test Functionality: Make a test call to verify audio quality and check all buttons and features.
Specifications
| Model Series | T54W / T53 / T57 |
| Type | Business IP Phone |
| Color | Black / White |
| Display | 4.3" / 3.5" / 7" Color LCD |
| Network Ports | Dual Gigabit Ethernet (10/100/1000 Mbps) |
| Protocol Support | SIP, TLS, SRTP, IPv4/IPv6 |
| Audio Codecs | G.711, G.722, G.729, Opus |
| Power Options | PoE (802.3af), 12V DC adapter |
| Dimensions (HxWxD) | 20.5 x 23.5 x 7.8 cm |
| Weight | 1.2 kg |
| Operating Temperature | 0°C to 40°C |
| Humidity | 10% to 90% non-condensing |
Warranty Information
- Full Warranty: 2 years parts and labor
- Extended Support: 5 years firmware updates
- Additional Coverage: Optional extended warranty available
For warranty service, contact Yealink Customer Service at 1-866-935-4265 or visit Yealink.com
Key Features
HD Voice Quality
Wideband audio support with advanced noise cancellation technology delivers crystal-clear voice quality for professional communications.
Dual Gigabit Ports
Built-in dual Gigabit Ethernet ports allow daisy-chaining to a computer, eliminating the need for an extra network drop and reducing cable clutter.
PoE Support
Power over Ethernet (802.3af) support simplifies installation by delivering both power and data through a single Ethernet cable.
Advanced Security
Enterprise-grade security features including TLS encryption, SRTP, and secure boot protect your communications from unauthorized access.
Bluetooth Connectivity
Built-in Bluetooth allows wireless connection to headsets, mobile phones, and other Bluetooth-enabled devices for enhanced mobility.
Multi-platform Support
Compatible with major IP PBX platforms including BroadWorks, Metaswitch, Asterisk, and 3CX for seamless integration.
Call Management Features
Call Forwarding
Forward calls to other extensions, mobile phones, or voicemail based on different conditions
Conference Calling
Host multi-party conference calls with up to 5 participants (depending on model)
Call Recording
Record important conversations locally or to network storage for compliance and training
Busy Lamp Field
Visual status indicators for colleagues' extensions to see availability at a glance
Speed Dial
Programmable speed dial buttons for quick access to frequently called numbers
Do Not Disturb
Temporarily silence calls and notifications during meetings or focused work periods
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Phone won't power on | Power adapter issue, PoE not enabled, faulty cable | Check power connection, verify PoE switch settings, try different cable |
| No dial tone | Network configuration, SIP registration failure | Check network settings, verify SIP credentials, restart phone |
| Poor audio quality | Network congestion, codec mismatch, hardware issue | Check network QoS settings, verify codec configuration, test with headset |
| Cannot make/receive calls | Firewall blocking, incorrect SIP server settings | Check firewall rules, verify SIP server address and port |
| Display issues | Loose connection, firmware problem, hardware defect | Check cable connections, update firmware, contact support |
| Buttons not responding | Firmware issue, hardware failure, configuration problem | Restart phone, factory reset, update firmware |
Common Error Codes
- No Service: Network connectivity issue - Check Ethernet connection and network settings
- Registration Failed: SIP registration problem - Verify SIP credentials and server address
- DNS Error: Domain name resolution failure - Check DNS server settings
- Provisioning Failed: Configuration download issue - Verify provisioning server URL
- Audio Path Failed: Audio hardware problem - Test with different handset or headset
- Memory Full: Storage capacity exceeded - Clear call logs or recorded files
Manual Downloads
T5 Series Models
T54W
Executive IP Phone with 7" Touch Screen
T53
Mid-range IP Phone with 3.5" Screen
T57W
Touch Screen IP Phone with WiFi
T58A
Advanced AI Phone with Camera
Popular Previous Models
T46S
12-line SIP Phone
T42S
8-line Entry-level Phone
T29G
6-line Basic IP Phone
T21P E2
2-line Entry Phone