Yealink SIP-T41S User Manual

Customizing Your Phone
57
3. Click Browse to choose a logo file from your local system.
4. Click Upload to upload the file.
Note
Configuring the Backlight
Backlight has three options:
Active Level: The brightness of the LCD screen when the phone is active. Digits (1-10) represent
different backlight intensities and 10 is the highest level. It is only available for the
SIP-T48S/T48G/T46S/T46G IP phone.
Inactive Level: The brightness of the LCD screen when the phone is inactive. You can select a
low intensity or turn off the backlight. It is only available for the SIP-T48S/T48G/T46S/T46G IP
phone.
Backlight Time: The delay time to change the brightness of the LCD screen when the phone is
inactive. You can configure the phone to change its backlight intensity after a period of time or
always turn on the backlight.
 Always On: Backlight is always on.
 Always Off: Backlight is always off. It is not available for the SIP-T29G IP phone.
 15s, 30s, 1min, 2min, 5min, 10min or 30min: Backlight intensity changes when the phone
is inactive after a period of time.
Procedure:
1. Navigate to Menu->Basic->Display->Backlight.
Only after you upload a custom logo, can you click Delete to delete the custom logo.
The logo file format must be *.dob, contact your system administrator for more information.
Logo customization is configurable via web user interface only.
Downloaded from ManualsNet.com search engine

Yealink SIP-T41S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Wi-Fi	No
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Volume control	Digital
Number of programmable keys	6
Lines quantity	6 lines
Phonebook capacity	1000 entries
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
Certification	CE
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	212 mm
Height	175 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm