Yealink SIP-T41S Administrator's Guide

Phone Customization
227
It is not applicable to color screen phones.
Topics
Custom Logo Picture Limit
Customizing a Logo Picture
Custom Logo Configuration
Example: Setting a Custom Logo Display
Custom Logo Picture Limit
The following table lists the supported logo picture format and resolution for each phone model.
Phone Model Logo File Format Resolution
T42U/T42S/T42G/T41P/T41S
.dob
<=192*64 2 gray scale
T53W/T53/T43U <=360*160 2 gray scale
T27G <=240*120 2 gray scale
T40P/T40G/T23P/T23G/T21(P) E2/T19(P) E2 <=132*64 2 gray scale
CP920 <=248*120 2 gray scale
Note: Before uploading your custom logo to phones, ensure your logo file is correctly formatted.
Customizing a Logo Picture
Yealink phones only support the *.dob format logo picture. Yealink provides PictureExDemo tool to convert *.bmp
format to *.dob format. You can ask the distributor or Yealink FAE for the PictureExDemo tool.
Procedure
1.
Double click the PictureExDemo.exe.
2. Click Add button to open a *.bmp file.
You can repeat step 2 to add multiple original picture files.

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