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Yealink SIP-T41S Administrator's Guide

Yealink SIP-T41S
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Phone Customization
229
Permitted
Values
URL within 511 characters
Default
Blank
Supported
Devices
All black-and-white screen phones
Web UI
Features > General Information > Upload Logo
Parameter
phone_setting.lcd_logo.show_time <y0000000000xx>.cfg
Description
It configures the time (in seconds) the logo is displayed.
If it is set to 0, after loading the logo, if there is no wake-up operation, it will not exit the logo display
page.
Note: It works only if “phone_setting.lcd_logo.mode” is not set to 0 (Off).
Permitted
Values
Integer from 0 to 21600
Default
3
Supported
Devices
T27G, T41S, T42S, T42U, T43U, T53, T53W, CP920
Parameter
lcd_logo.delete <y0000000000xx>.cfg
Description
It deletes all custom logo files.
Permitted
Values
http://localhost/all
Default
Blank
Supported
Devices
All black-and-white screen phones
Example: Setting a Custom Logo Display
The following example shows the configuration for uploading a custom logo picture “logo.dob”, and then setting it to
display on the phone idle screen. The logo picture is customized and placed on the provisioning server
“192.168.10.25”.
Example
lcd_logo.url =http://192.168.10.25/logo.dob
phone_setting.lcd_logo.mode =2
After provisioning, the phone displays the custom logo screen and the idle screen alternately.
Call Display
By default, the phones present the contact information (including avatar and identity) when receiving an incoming
call, dialing an outgoing call or engaging in a call.

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Yealink SIP-T41S Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Keypad illuminationYes
Wi-FiNo
Networking standardsIEEE 802.3af
Ethernet LAN data rates10, 100 Mbit/s
Ethernet LAN interface typeFast Ethernet
Supported network protocolsSIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Volume controlDigital
Number of programmable keys6
Lines quantity6 lines
Phonebook capacity1000 entries
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
Input frequency50/60 Hz
AC adapter input voltage100 - 240 V
AC adapter output current1.2 A
AC adapter output voltage5 V
Display diagonal2.7 \
Display resolution192 x 64 pixels
Operating temperature (T-T)-10 - 50 °C
Operating relative humidity (H-H)10 - 95 %
Voice codecsCNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
CertificationCE
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Harmonized System (HS) code85171800
Weight and Dimensions IconWeight and Dimensions
Depth189 mm
Width212 mm
Height175 mm
Package depth223 mm
Package width246 mm
Package height120 mm

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