Yealink SIP-T40G User Manual

User Guide for T4 Series IP Phones
226
In that case, you must manually add a wireless network.
Procedure:
1. Navigate to Menu->Basic->Wi-Fi.
On the SIP-T42S/T41S IP phone, navigate to Menu->Settings->Basic Settings->Wi-Fi.
2. Activate the Wi-Fi mode (refer to Activating the Wi-Fi Mode).
3. Highlight Known Network(s), and then press Add.
On the SIP-T48S/T48G IP phone, tap Add.
4. Use the WLAN settings obtained from your gateway/router to configure this WLAN Profile
on the IP phone. Do the following:
a) If you select None or WEP from the Security Mode field:
Enter the profile name, SSID and WPA shared key in the corresponding fields.
b) If you select WPA-PSK, WPA2-PSK, WPA-EAP or WPA2-EAP from the Security
Mode field:
Select the desired Cipher type (TKIP, AES or TKIP AES) from the Cipher Type field.
Enter the profile name, SSID, user name and WPA shared key in the corresponding
fields.
5. Press Save.
The connected wireless networks will be saved to Known Network(s) list. The Known
Network(s) list can store up to 5 wireless networks, you can specify the priority to connect to
the corresponding wireless network.
Viewing the Wireless Network Information
When Wi-Fi mode is activated, you can view the wireless network information.
Procedure:
1. Navigate to Menu->Basic->Wi-Fi->X Available Network(s) (X represents the number of
available networks).
On the SIP-T48S/T48G IP phone, navigate to Menu->Basic->Wi-Fi.
On the SIP-T42S/T41S IP phone, navigate to Menu->Settings->Basic
Settings->Wi-Fi->X Available Network(s).
2. Press Detail to view the detailed wireless network information (for example, Profile Name,
SSID or Signal Strength).
On the SIP-T48S/T48G IP phone, tap after the desired wireless network to view the
detailed wireless network information (for example, Profile Name, SSID or Signal Strength).
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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