Yealink T42S Quick Guide

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Yealink T42S Quick Guide
Deskphone Features
Feature Description
1. Line keys—enables you to select a phone line, view calls on a line, or quickly call a favorite contact.
2. Soft keys—enables you to select context-sensitive keys that display along the bottom of the screen.
3. Navigation keys—scrolls through information and options displayed on the phone screen.
4. Cancel key—cancels action or rejects incoming calls.
5. Mute/Unmute key—mutes audio during calls and conferences.
6. Headset key—enables you to place and receive calls through a headset.
7. Voicemail key—enables you to access voicemail messages.
8. Redial key— enables you to dial the last called number or extension.
9. Speakerphone key—enables you to place and receive calls using the speakerphone.
10. Volume keys—adjusts the volume of the handset, headset, and speaker.
Line keys
Navigation keys
Soft keys
Headset key
Speakerphone key
Mute/Unmute key
Cancel key
Voicemail key
Redial key
Volume keys

Yealink 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