Yealink SIP-T40G Administrator's Guide

Phone Customization
211
2-Mid-Range (only applicable to T54W/T46U/T46S/T46G/T29G phones)
Default
0
Supported
Devices
All color screen phones
Web UI
Dsskey > Line Key > Label Length
Parameter
features.shorten_linekey_label.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to display the length of the line key label with 9 digits.
Note: It works only if “features.config_dsskey_length” is set to 0 (Default).
Permitted
Values
0-Disabled, the line key label can display at most 8 digits.
1-Enabled, the line key label can display at least 9 digits.
Default
0
Supported
Devices
T54W, T46U, T46S, T46G, T29G
Label Alignment for Line/Ext Key Display
You can customize the line/Ext key label alignment.
This feature is only applicable to T54W/T46U/T46S/T46G/T29G phones and expansion module EXP50 (connected
to the T57W/T54W/T53W/T53 phones)/EXP43 (connected to the T48U/T46U/T43U phones).
The following figures show the line key label alignment on T46S/G phones:
Topic
Label Alignment Display Configuration
Label Alignment Display Configuration
The following table lists the parameter you can use to configure the label alignment display.
Parameter
phone_setting.dsskey_label.display_method <y0000000000xx>.cfg
Description
It configures the alignment mode of the line key/Ext key label.
Note: If some Ext keys already exist before configuration, you need to refresh the page (press the
page keys, or try re-connecting the expansion module) to make the change take effect.
Permitted
Values
0-the label and icon align left
1-when the line key/Ext key is on the left side of the screen, the label and icon align left; when the line
key/Ext key is on the right side of the screen, the label and icon align right

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