Yealink SIP-T27G User Manual

User Guide for the SIP-T27G IP Phone
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- To delete the saved wireless network profile(s):
1) Select Delete or Delete All from the prompt list.
If you delete your wireless network profile from your phone, you need to
manually connect to it next time.
Disconnecting the Wireless Network Connection
To disconnect wireless network via phone user interface:
1. Press Menu->Settings->Basic Settings->Wi-Fi->X Available Network(s) (X represents
the number of available networks)
2. Select the connected wireless network, and then press the Disconnect soft key.
The wireless network is disconnected. You can press the Connect soft key to connect
again.
Deactivating the Wi-Fi Mode
To deactivate the Wi-Fi mode via phone user interface:
1. Press Menu->Settings->Basic Settings->Wi-Fi.
2. Press or , or the Switch soft key to select Off from the Wi-Fi field.
3. Press the Save soft key to accept the change.
The Wi-Fi icon disappears from the status bar.
Wi-Fi is configurable via web user interface at the path Network->Wi-Fi.
Registration
Generally, your phone will be deployed with multiple other phones. In this case, your system
administrator will configure the phone parameters beforehand, so that after you start up your
phone, the phone will be registered and ready for use. The SIP-T27G IP phone supports up to 6
accounts. If your phone is not registered, you may have to register it. For more information on
how to register your phone, refer to Account Management on page 88.
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Yealink SIP-T27G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black, Gold
Wall mountable	Yes
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
RJ-9 ports quantity	2
USB 2.0 ports quantity	1
Voice codecs	CNG, G.711, G.722, G.723.1, G.726, G.729, G.729ab, VAD, iLBC
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Lines quantity	8 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Bluetooth	-
Security algorithms	AES, MD5
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Volume control	Digital
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm