Yealink SIP-T54W Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
124
Firmware Upgrade Configuration
Before upgrading firmware, you need to know the following:
l Do not close and refresh the browser when the device is upgrading firmware via the web user interface.
l Do not unplug the network cables and power cables when the device is upgrading firmware.
The following table lists the parameters you can use to upgrade firmware.
Parameter
static.firmware.url <y0000000000xx>.cfg
Description
It configures the access URL of the firmware file.
Permitted
Values
URL within 511 characters
Default
Blank
Web UI
T57W/T54W/T53W/T53/T48U/T46U/T43U/T42U:
Settings > Upgrade > Upgrade Firmware
Other Phones:
Settings > Upgrade > Select And Upgrade Firmware

Yealink SIP-T54W Specifications

General

Connectivity	Dual-port Gigabit Ethernet
SIP Accounts	16
Opus Codec Support	Yes
Audio Features	HD voice with Yealink Acoustic Shield technology
Expansion Module	Supports up to 3 EXP50 expansion modules
Power over Ethernet (PoE)	Yes
Headset Support	Yes, RJ9 headset port, USB headset support, Bluetooth headset support
Resolution	480 x 272 pixels
Bluetooth	Yes, Bluetooth 4.2
USB Ports	2 (USB 2.0)