Yealink SIP-T33G Getting Started

Recovery Mode on Yealink IP phones
5
Take a note of the server IP address (e.g., 10.2.11.123) which is used at the later stage.
Connecting the USB Flash Drive to the IP Phone
This section shows how to connect the USB flash drive to the IP phone. The USB flash drive should be
purchased separately.
This method is only applicable to MP54/MP56/MP58/VP59/SIP-T58A/T57W/T54W/T53W
/T53/T48U/T48S/T46U/T46S/T43U/T42U/T42S/T41S/CP920/CP960 IP phones.
Note
Procedures
1. Place resource files to the USB flash drive.
2. Connect the USB flash drive to the IP phone.
Note
After successfully connecting the USB flash drive, LCD screen prompts “USB device has been
connected successfully!”.
On the CP960 IP phone, you can only connect to the USB port next to the micro USB port to use
the recovery mode.
The file system of the USB flash drive should be FAT32.

Yealink SIP-T33G Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Opus Codec	Yes
Lines	4
Supported Codecs	Opus, G.722, G.711(A/μ), G.729AB, G.726, iLBC
Headset Port	RJ9
Network	Dual-port Gigabit Ethernet
PoE	Yes (IEEE 802.3af)
Audio Features	HD voice
SIP Accounts	4
Buttons	4 context-sensitive soft keys
Headset Support	Yes
Supported Protocols	SIP
Operating Temperature	0 ~ 40°C
Humidity	10% to 90% (non-condensing)