Yealink SIP-T42S User Manual

Customizing Your Phone
33
Customizing Your Phone
You can customize your SIP-T42S IP phone by personally configuring certain settings, for
example, time & date and ring tones. You can add contacts to the phone’s local directory
manually or from call history. You can also personalize different ring tones for different callers.
This chapter provides basic operating instructions for customizing your phone. Topics include:
 General Settings
 Audio Settings
 Contact Management
 Call History Management
 Search Source List in Dialing
 System Customizations
If you require additional information or assistance with your new phone, contact your system
administrator.
General Settings
Power Saving
The power saving feature is used to turn off the backlight to conserve energy. The IP phone
enters power-saving mode after it has been idle for a certain period of time.
The IP phone will exit power-saving mode if one of the following phone events occurs:
 Press any key.
 Pick up/hang up the handset.
 There is an incoming call.
 A new prompt (e.g., missed call, new voice mail or forwarded call).
 The status of BLF key changes.
You can configure the following power-saving settings:
 Office Hour
 Idle Timeout (minutes)

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