Yealink SIP-T40G User Manual

User Guide for T4 Series IP Phones
92
to line keys located in line key 11-27, the label of the line key 10-18 are indicated on the second
page, and the labels of the line key 19-27 are indicated on the third page.
The line key in the right bottom is used to switch pages.
The following table lists the page icons displayed on the SIP-T46S/T46G/T42S/T42G/T41S/T41P
IP phone:
SIP-T46S/T46G
SIP-T42S/T42G/T41S/T41P
Description
Indicates the current page of
line keys.
Indicates the non-current page
of line keys.
Configuring Line Keys
There are three ways to enter the setting screen of line keys via phone user interface:
 Navigate to Menu->Features->DSS Keys, and then select a desired line key.
 Long press/tap a desired line key on the Idle screen.
 On the SIP-T48S/T48G IP phone, you can also tap More on the Idle screen, and then select
a desired line key.
Line key is configurable via web user interface at the path Dsskey->Line Key.
You can configure line key to quickly access the features for more convenience. The following
subchapters explain the configuration for some line keys:
 Configuring a Forward Key
 Configuring a Transfer Key
 Configuring a Call Park Key
 Configuring a Park Retrieve Key
 Configuring a Directed Pickup Key
 Configuring a Group Pickup Key
 Configuring a Voice Mail Key
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Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm