Installation Guide
Tools Needed:
- Ethernet cable
- Power adapter
- Handset cable
- Screwdriver (if wall mounting)
- Network switch/router
Step-by-Step Installation
- Choose Installation Location: Select a location near network connection and power outlet on a stable surface.
- Unpack and Inspect: Remove all packaging materials and verify all components are present (phone, handset, cables, power adapter).
- Connect Network Cable: Connect one end of Ethernet cable to LAN port on phone, other end to network switch/router.
- Power Connection: Connect power adapter to phone and plug into electrical outlet. Use only Yealink-approved power adapter.
- Handset Connection: Connect handset cable to phone and handset securely.
- Optional Accessories: Connect headset to headset port if required for your setup.
- Initial Setup: Power on phone and follow on-screen prompts for network configuration and account setup.
Specifications
| Model Series | T54W / T53 / T52S |
| Type | IP Business Phone |
| Color | Black / White |
| Display | 4.3" Color LCD (T54W) / 3.5" (T53) |
| Network Ports | Dual Gigabit Ethernet (10/100/1000 Mbps) |
| Voice Codecs | G.711, G.722, G.729, Opus |
| Power Options | AC Adapter, PoE (802.3af) |
| Protocol Support | SIP, TLS, SRTP |
| Dimensions | 220 x 200 x 60 mm (T54W) |
| 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
- Technical Support: Lifetime phone support
- Firmware Updates: Free updates for 5 years
For warranty service, contact Yealink Customer Service at 1-888-883-1038 or visit Yealink.com
Key Features
HD Voice Quality
Yealink's advanced audio technology with wideband audio support provides crystal-clear voice quality with reduced background noise for professional communication.
PoE Support
Power over Ethernet capability allows single cable installation for both power and data, simplifying deployment and reducing cable clutter.
Multi-line Support
Support for up to 16 SIP lines with individual line keys, enabling efficient call handling for busy office environments.
Bluetooth Connectivity
Built-in Bluetooth allows wireless connection to headsets and mobile devices for flexible communication options.
Integrated Gigabit Switch
Built-in dual-port Gigabit Ethernet switch allows daisy-chaining to connect your computer through the phone, saving switch ports.
Yealink Optima HD Audio
Advanced acoustic technology with dual microphones and noise cancellation for optimal performance in noisy environments.
Call Management Features
Call Transfer
Blind and attended call transfer between extensions or external numbers
Conference Calling
3-party conference calling with easy setup and management
Call Forwarding
Multiple forwarding options based on busy, no answer, or unconditional scenarios
Call Recording
One-touch call recording with local storage or network upload options
Do Not Disturb
Flexible DND settings with schedule options and exception rules
Speed Dial
Programmable speed dial keys for quick access to frequently called numbers
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Phone won't power on | Power issue, faulty adapter, PoE switch problem | Check power connection, try different outlet, verify PoE switch power |
| No dial tone | Network issue, SIP configuration error, cable problem | Check network connection, verify SIP settings, test with different cable |
| One-way audio | Firewall/NAT issues, codec mismatch | Check firewall settings, verify codec configuration on PBX |
| Poor audio quality | Network congestion, codec issues, hardware problem | Check network quality, try different codec, test with different handset |
| Display issues | Loose cable, firmware problem, hardware defect | Check display cable connection, update firmware, contact support |
| Cannot register to PBX | Wrong credentials, network issues, PBX configuration | Verify username/password, check network connectivity, confirm PBX settings |
Common Status Indicators
- Solid Green: Phone registered and ready
- Flashing Green: Incoming call or active call
- Solid Red: Phone busy or DND active
- Flashing Red: Registration failed or network issue
- Orange: Missed call or voicemail
- No Light: Power or network connection issue
Manual Downloads
Current T5 Series Models
T54W
Executive IP Phone with 4.3" Display
T53
Manager IP Phone with 3.5" Display
T52S
Standard IP Phone with Basic Display
T53W
Wi-Fi Enabled IP Phone
Popular Previous Models
T46S
12-line SIP Phone with HD Audio
T42S
8-line Entry Level IP Phone
T48S
Executive Phone with Touch Screen
T29G
Basic IP Phone for Small Business