Yealink SIP-T40G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
532
place a new call.
Default
1
Parameter
phone_setting.end_call_net_disconnect.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to end the call if the network is unavailable during the call.
Permitted
Values
0-Disabled
1-Enabled, the phone will end the call and go to the Idle screen after 5 seconds.
Default
0
Parameter
features.station_name.value <y0000000000xx>.cfg
Description
It configures station name to be displayed on the top-left corner of the LCD screen.
Note: The text displayed might be truncated if “features.station_name.scrolling_display” is set to 0
(Disabled). For T43U/T42G/T42S/T42U/T41P/T41S/T27G phones, the station name is displayed in the
middle bottom of the idle screen.
Permitted
Values
Blank (the label of the default account will be displayed)
String
Default
Blank
Parameter
features.station_name.scrolling_display <y0000000000xx>.cfg
Description
It enables or disables the phone to scroll the string display on the top-left corner of the LCD screen.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Parameter
phone_setting.incoming_call.reject.enable <y0000000000xx>.cfg
Description
It enables or disables the user to manually reject an incoming call on the phone.
Permitted
Values
0-Disabled, the Reject soft key disappears from the incoming call screen; pressing X/Mute key, tap
the on-hook key or using action URI to reject the call is not permitted.
1-Enabled
Default
1
Parameter
features.call_out_directory_by_off_hook.enable <y0000000000xx>.cfg
Description
It enables or disables the phone to automatically dial out the selected contact from Directory once you
press the off-hook key.
Permitted
Values
0-Disabled
1-Enabled
Default
0
Supported
Devices
CP920
Parameter
features.ok_key.talking.mode <y0000000000xx>.cfg

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