Installation Guide
Tools Needed:
- Ethernet cable (CAT5e or higher)
- Power adapter (if not using PoE)
- Screwdriver (for wall mount)
- Network switch with PoE support
- Microfiber cloth
Step-by-Step Installation
- Unpack and Inspect: Remove all packaging materials and verify all components are present (phone, handset, cables, 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 power outlet, or use Power over Ethernet (PoE) if supported by your network switch.
- Handset Connection: Connect the handset to the dedicated handset port on the phone.
- Optional Accessories: Connect optional accessories such as headsets, expansion modules, or Bluetooth dongles to their respective ports.
- Power On: Press the power button or connect power to boot the phone. Wait for initialization to complete.
- Configuration: Follow the on-screen prompts to configure network settings, SIP account, and user preferences.
Specifications
| Model Series | T5 Series (T54W, T53, T46S) |
| Type | SIP IP Phone |
| Display | Color LCD, 480 x 272 pixels |
| Network Ports | Dual Gigabit Ethernet (10/100/1000 Mbps) |
| Power Supply | PoE (802.3af) or DC 12V/0.5A |
| Audio Codecs | G.711, G.722, G.729, Opus |
| HD Voice | Wideband Audio Support |
| Bluetooth | Bluetooth 4.2 (on supported models) |
| Wi-Fi | 802.11 a/b/g/n/ac (optional) |
| Dimensions | 220 x 210 x 65 mm (T54W) |
| Weight | 1.2 kg |
| Operating Temperature | 0°C to 40°C |
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 1-800- YEALINK or visit Yealink.com
Key Features
HD Voice Quality
Advanced acoustic technology with wideband audio support delivers crystal-clear voice quality for natural conversations.
PoE Support
Power over Ethernet capability simplifies installation by delivering both power and data through a single network cable.
Multi-platform Compatibility
Compatible with major IP PBX platforms including BroadWorks, Metaswitch, Asterisk, and 3CX.
Bluetooth Connectivity
Built-in Bluetooth allows wireless connection to headsets, mobile phones, and other Bluetooth-enabled devices.
Expansion Module Support
Support for up to 6 expansion modules providing additional line keys and programmable function keys.
Opus Codec Support
Advanced Opus codec provides superior voice quality even in low-bandwidth network conditions.
Call Management Features
Call Forwarding
Flexible call forwarding options including unconditional, busy, and no answer forwarding
Conference Calling
Support for multi-party conference calls with up to 8 participants
Call Recording
One-touch call recording with local storage or network upload options
Call Park/Retrieve
Park calls and retrieve them from any extension in the system
Speed Dial
Programmable speed dial keys for quick access to frequently called numbers
Do Not Disturb
Temporary call blocking with customizable exceptions and schedules
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Phone won't power on | Power supply issue, faulty cable | Check power connection, try different power adapter or PoE source |
| No dial tone | Network issue, SIP account not registered | Check network connection, verify SIP account credentials |
| Poor audio quality | Network congestion, codec mismatch | Check network bandwidth, verify codec configuration |
| Can't make outgoing calls | Dial plan issue, SIP server problem | Check dial plan configuration, verify SIP server status |
| Display issues | Loose connection, firmware problem | Check display cable, update to latest firmware |
| Bluetooth not working | Bluetooth disabled, pairing issue | Enable Bluetooth in settings, re-pair device |
Common Error Codes
- No Service: Network connection issue - Check Ethernet cable and network settings
- Registration Failed: SIP account issue - Verify username, password, and server address
- DHCP Failed: Network configuration issue - Check DHCP server or configure static IP
- Codec Error: Audio configuration issue - Check supported codecs on both ends
- Memory Full: Storage issue - Clear call logs or recorded files
- Overheating: Temperature issue - Ensure proper ventilation around device
Manual Downloads
T5 Series Models
T54W
Executive IP Phone with Wi-Fi
T53
Mid-range IP Phone
T46S
Advanced SIP Phone
T43U
Entry-level IP Phone
Popular Previous Models
T48S
High-end Executive Phone
T42S
Mid-range Business Phone
T29G
Entry-level Gigabit Phone
T27G
Basic Business Phone