Yealink SIP-T40G User Manual

Basic Call Features
135
Procedure:
1. Navigate to Menu->Features->Call Forward or press the TRANSFER key when the phone
is idle.
The LCD screen displays a list of accounts registered on the phone.
2. Select a desired account.
3. Select the desired forwarding type.
4. Select Disabled from the Always Forward/Busy Forward/No Answer Forward field.
For the SIP-T48S/T48G IP phone, tap the Off radio box of the Always Forward/Busy
Forward/No Answer Forward field.
5. Do one of the following:
- If you want to deactivate call forward for all accounts, press the All Lines soft key.
Press OK.
- If you want to activate call forward for the selected account, press Save.
Configuring Forward Emergency and Authorized Numbers
You can still receive incoming calls from authorized numbers when call forward is activated.
Procedure:
1. Click Features->Forward&DND.
2. Select Enabled from the Forward Emergency field.
3. Enter the numbers in the Forward Authorized Numbers field.
For multiple authorized numbers, enter a comma between every two numbers.
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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