Yealink SIP-T33P Getting Started

Recovery Mode on Yealink IP phones
13
You can view the syslog of the TFTP server to check if the W80DM/W80B downloads the firmware
successfully as shown below:
4. Find the current IP address of the device on the DHCP server in the list of registered DHCP clients.
For W90DM/W90B
For the W90DM/W90B, there is no screen to show information for you. The W90DM/W90B uses
192.168.0.23 as its default IP address, so you need to configure a static IP address for your local PC
where you have the TFTP server installed.
Procedures:
1. Configure the static IP address on your local PC.
It must be configured as below:

Yealink SIP-T33P Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Operating system installed	Linux
Lines quantity	4 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	4
Volume control	Buttons
Number of function keys	5
Display diagonal	2.4 \
Display resolution	320 x 240 pixels
Voice codecs	AGC, AJB, CNG, G.711a, G.711u, G.722, G.723.1, G.726, G.729, G.729A, PLC, VAD, iLBC
Security algorithms	AES, HTTPS
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
RJ-9 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
Power consumption (typical)	3 W
Power consumption (Power over Ethernet (PoE))	5 W
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %

Weight and Dimensions

Depth	186 mm
Width	212 mm
Height	146 mm