Yealink SIP-T40G User Manual

Advanced Phone Features
209
You can also delete all text messages by selecting the Delete All.
Voice Mail
Voice Mail feature allows you to leave voice mails for someone or listen to the mails stored in a
voice mailbox on your IP phone. This feature is set up on the server side and not all servers
support this feature.
When receiving a new voice mail, the phone plays a warning tone and the power indicator LED
slowly flash red. A message of “n New Voice Mail(s)” (“n” indicates the number of unread voice
messages) are displayed on the LCD screen.
If the voice mail pop-up message box disappears, it won't pop up again unless the user receives
a new voice mail or the user re-registers the account that has unread voice mail(s).
Note
Configuring the Voice Mail Code
Procedure:
1. Navigate to Menu->Message->Voice Mail->Set Voice Mail Code.
You can also press the MESSAGE key when the voice mail code is not configured.
2. Enter the voice mail code (for example, *4) in the desired account field.
3. Press Save.
When the phone receives a voice mail, the text message window will pop up by default. .Your
system administrator can disable this feature.
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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