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Yealink T42S User Manual

Yealink T42S
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Yealink T4 Series IP Phones User Guide
30
Related Topic
Rejecting Anonymous Calls
Placing Calls to Google Contacts
You can call your Google Contacts from your phone.
Procedure
1. Navigate to Menu > Directory > Google Contact.
2. Highlight the desired contact and select Send.
On the T48S phones, tap the desired contact.
Placing an Emergency Call from a Locked Phone
Once all keys are locked on the phone, you can only dial emergency numbers or authorized numbers that are set up by
your administrator, such as 911.
Procedure
1. Do one of the following:
l Select Emergency (not applicable to T48S/T48G phones).
The phone screen is shown below:
Select an emergency number in the emergency number list.
l Enter an emergency number.
2. Select Send.
Answering Calls
When you receive a call, you can choose to answer it manually or automatically.

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Yealink T42S Specifications

General IconGeneral
ManualYes
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Lines quantity12 lines
Phonebook capacity1000 entries
Number of VoIP accounts12
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Voice codecsCNG, 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 diagonal2.7 \
Display resolution192 x 64 pixels
AC adapter input voltage100 - 240 V
AC adapter output current1.2 A
AC adapter output voltage5 V
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
Volume controlDigital
Number of programmable keys6
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Networking standardsIEEE 802.3af
Ethernet LAN data rates10, 100 Mbit/s
Ethernet LAN interface typeFast Ethernet
Supported network protocolsSIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Weight and Dimensions IconWeight and Dimensions
Depth189 mm
Width212 mm
Height175 mm
Package depth223 mm
Package width246 mm
Package height120 mm

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