Yealink SIP-T41S Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
224
Permitted
Values
0-Disabled, the phone obtains time and date from the NTP server.
1-Enabled
Default
0
Web UI
Settings > Time&Date > Manual Time
Phone UI
Color Screen Phones:
Menu > Basic > Time & Date > General > Manual Settings
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Time & Date > Manual Settings
Note: After the device reboots, it will be forcibly switched to obtain the time and date from the NTP server.
Time and Date Format Configuration
You can customize the time and date by choosing between a variety of time and date formats, including options to
date format with the day, month, or year, and time format in 12 hours or 24 hours, or you can also custom the date
format as required.
The following table lists the parameters you can use to configure time and date format.
Parameter
local_time.time_format <y0000000000xx>.cfg
Description
It configures the time format.
Permitted
Values
0-Hour 12, the time will be displayed in 12-hour format with AM or PM specified.
1-Hour 24, the time will be displayed in 24-hour format (for example, 2:00 PM displays as 14:00).
Default
1
Web UI
Settings > Time&Date > Time Format
Phone UI
Color Screen Phones:
Menu > Basic > Time & Date > Time & Date Format > Time Format
Black-and-white Screen Phones:
Menu > Settings > Basic Settings > Time&Date > Time & Date Format > Time Format
Parameter
local_time.date_format <y0000000000xx>.cfg
Description
It configures the date format.
Note: The value configured by the parameter “lcl.datetime.date.format” takes precedence over that
configured by this parameter.
Permitted
Values
0-WWW MMM DD
1-DD-MMM-YY
2-YYYY-MM-DD
3-DD/MM/YYYY
4-MM/DD/YY
5-DD MMM YYYY
6-WWW DD MMM
20-Custom format configured by "lcl.datetime.date.format", for example, DD.MM.YYYY

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