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Yealink SIP-T40G User Manual

Yealink SIP-T40G
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Customizing Your Phone
109
The valid values for the Account field can be one or more digits. Every two digits must be
separated by a comma. For example, when you enter the value “1, 2” in the Account field,
this replace rule will apply to account 1 and account 2. If you leave the Account field blank
or enter 0, the replace rule will apply to all accounts. For more information on available
accounts of each phone, refer to Registration.
4. Click Confirm.
Configuring the Block Out
You can block up to 10 numbers from being dialed out from your phone. The dialing attempts
of these 10 numbers will fail and the LCD screen will prompt “Forbidden Number”.
Procedure:
1. Click Settings->Dial Plan->Block Out.
2. Enter the desired value in the BlockOut NumberX field.
3. Enter the desired line ID in the Account field or leave it blank.
The valid values for the Account field can be one or more digits. Every two digits must be
separated by a comma. For example, when you enter the value “1, 2” in the Account field,
this replace rule will apply to account 1 and account 2. If you leave the Account field blank
or enter 0, the replace rule will apply to all accounts. For more information on available
accounts of each phone, refer to Registration.
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Yealink SIP-T40G Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Wall mountableYes
Wi-FiNo
Security algorithmsAES, HTTPS, SSL/TLS
Networking standardsIEEE 802.3af
Ethernet LAN interface typeGigabit Ethernet
Supported network protocolsFTP, TFTP, HTTP, HTTPS
Voice codecsG.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity1
Ethernet LAN (RJ-45) ports2
AC adapter input voltage100 - 240 V
AC adapter output current0.6 A
AC adapter output voltage5 V
Power consumption (typical)1.6 W
CertificationCE, FCC, ISO 9001
Operating temperature (T-T)-10 - 50 °C
Operating relative humidity (H-H)10 - 90 %
Volume controlDigital
Display diagonal2.3 \
Display resolution132 x 64 pixels
Lines quantity3 lines
Phonebook capacity1000 entries
Number of VoIP accounts3
Number of handles included1 pc(s)
Weight and Dimensions IconWeight and Dimensions
Depth175 mm
Width212 mm
Height54 mm

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