Yealink SIP-T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
268
Y=1 or 21, default: 37 – Switch, only for T29G/T27G
Y=2-20, 22-40, default: 0 – NA, only for T29G/T27G
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Type
Parameter
expansion_module.X.key.Y.line
[1]
<y0000000000xx>.cfg
Description
It configures the desired line to apply the ext key feature.
Permitted
Values
T57W/T54W/T48U/T48S/T48G/T46U/T46S/T46G/T29G: 0, 1-16;
T53W/T53/T43U: 0, 1-12;
T27G: 0, 1-6;
Note: The permitted value 0 is configurable only when "features.fwd_mode" is set to 1 (Custom) and
"expansion_module.X.key.Y.type" is set to 2 (Forward).
Default
1
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Line
Parameter
expansion_module.X.key.Y.value
[1]
<y0000000000xx>.cfg
Description
It configures the value for some ext key features.
For example, when you assign the Speed Dial to the programmable key, this parameter is used to spe-
cify the contact number you want to dial out. It is also used to specify the contact number with the
DTMF sequence. The contact number and DTMF sequence are separated by commas.
Permitted
Values
String within 99 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Value
Parameter
expansion_module.X.key.Y.label
[1]
<y0000000000xx>.cfg
Description
It configures the label displayed on the LCD screen for a specific programmable key.
This is an optional configuration.
Permitted
Values
String within 99 characters
Default
Blank
Supported
Devices
T57W, T54W, T53W, T53, T48U, T48S, T48G, T46U, T46S, T46G, T43U, T29G, T27G
Web UI
Dsskey > Ext Key > Label
Parameter
expansion_module.X.key.Y.extension
[1]
<y0000000000xx>.cfg
Description
For multicast paging:
It configures the channel of the multicast paging group.
For the BLF/BLF list/intercom feature:
It configures the pickup code.

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