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Yealink T42S User Manual

Yealink T42S
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Yealink T4 Series IP Phones User Guide
95
Procedure
1. Select History or navigate to Menu > History.
2. Highlight the desired entry, and select Option > Add to Contacts.
On the T48S/T48G phones, tap > Add.
3. Edit the contact information.
4. Select Save.
Saving a History Record to Blacklist
You can prevent someone from calling you again by saving a history record to Blacklist.
Procedure
1. Select History or navigate to Menu > History.
2. Select the desired list.
3. Highlight the desired entry, and select Option > Add to Blacklist.
On the T48S/T48G phones, tap > Blacklist.
4. Edit the contact information.
5. Select Save.
Deleting History Records
You can delete one or all call records from the call history list.
Topics
Deleting a Call Record
Deleting All Call Records
Deleting a Call Record
You can delete any call record from the call history list.
Procedure
1. Press History or navigate to Menu > History.
2. Select the desired list.
3. Highlight the desired entry, and select Delete.
On the T48S/T48G phones, tap > Delete. The phone prompts whether to delete the record, tap OK.
Deleting All Call Records
You can delete all call records from the call history list.
Procedure
1. Press History or navigate to Menu > History.
2. Select the desired list.
3. Select Option > Delete All.
On the T48S/T48G phones, tap Settings > Select All > Delete.
The phone prompts you whether to delete all the records.
4. Select OK.

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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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