Yealink SIP-T42S User Manual

User Guide for SIP-T42S IP Phone
xii
Disconnecting the Wireless Network Connection ............................................................................... 28
Deactivating the Wi-Fi Mode ....................................................................................................................... 28
Registration ............................................................................................................................................................. 28
Idle Screen ............................................................................................................................................................... 29
Entering Data and Editing Fields..................................................................................................................... 29
Customizing Your Phone ............................................................. 33
General Settings .................................................................................................................................................... 33
Power Saving ...................................................................................................................................................... 33
Backlight ............................................................................................................................................................... 36
Language.............................................................................................................................................................. 37
Time & Date ........................................................................................................................................................ 37
Administrator Password ................................................................................................................................. 39
Key As Send ........................................................................................................................................................ 40
Phone Lock .......................................................................................................................................................... 40
Audio Settings ........................................................................................................................................................ 42
Volume .................................................................................................................................................................. 42
Ring Tones ........................................................................................................................................................... 43
Key Tone ............................................................................................................................................................... 45
Contact Management ......................................................................................................................................... 45
Directory ............................................................................................................................................................... 45
Local Directory ................................................................................................................................................... 47
Blacklist ................................................................................................................................................................. 55
Remote Phone Book ........................................................................................................................................ 56
Call History Management .................................................................................................................................. 58
Viewing History Records ................................................................................................................................ 58
Placing a Call from History Records .......................................................................................................... 59
Adding a Contact to the Local Directory/Blacklist ............................................................................... 59
Deleting History Records ............................................................................................................................... 59
Disabling History Record ............................................................................................................................... 60
Search Source List in Dialing ............................................................................................................................ 60
System Customizations....................................................................................................................................... 62
Logo Customization ......................................................................................................................................... 62
Headset Use ........................................................................................................................................................ 63
Bluetooth Headset............................................................................................................................................ 65
DSS Keys ............................................................................................................................................................... 69
Account Management .................................................................................................................................... 80
Dial Plan ................................................................................................................................................................ 82
Emergency Number ......................................................................................................................................... 88
Live Dialpad ......................................................................................................................................................... 89
Hotline ................................................................................................................................................................... 89
Basic Call Features ........................................................................ 91

Yealink SIP-T42S Specifications

General

Manual	Yes
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Lines quantity	12 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Voice codecs	CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Volume control	Digital
Number of programmable keys	6
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
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

Weight and Dimensions

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