Yealink SIP-T40G Administrator's Guide

Security Features
106
Default
0
Web UI
Features > Phone Lock > Phone Lock Enable
Phone UI
Color Screen Phones:
Menu > Basic > Phone Lock > Lock Enable
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Phone Lock > Lock Enable
Parameter
phone_setting.phone_lock.lock_key_type <y0000000000xx>.cfg
Description
It configures the type of phone lock.
Note: It works only if “phone_setting.phone_lock.enable” is set to 1 (Enabled).
Permitted
Values
0-All Keys
1-Function Keys
2-Menu Key
Default
0
Supported
Devices
All phones except T57W, T48U, T48S and T48G
Web UI
Features > Phone Lock > Phone Lock Type
Phone UI
Color Screen Phones:
Menu > Basic > Phone Lock > Lock Type
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Phone Lock > Lock Type
Parameter
phone_setting.phone_lock.unlock_pin <y0000000000xx>.cfg
Description
It configures the password for unlocking the phone.
Permitted
Values
Characters within 15 digits
Default
123
Web UI
Features > Phone Lock > Phone Unlock PIN (0~15 Digit)
Phone UI
Color Screen Phones:
Menu > Basic > Change PIN
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Change PIN
Parameter
phone_setting.phone_lock.lock_time_out <y0000000000xx>.cfg
Description
It configures the idle time (in seconds) before the phone is automatically locked.
The default value is 0 (the phone is locked only by long pressing the pound key or pressing the phone
lock DSS key).
Note: It works only if “phone_setting.phone_lock.enable” is set to 1 (Enabled).
Permitted
Values
Integer from 0 to 3600
Default
0

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