Yealink SIP-T48S User Manual

Getting Started
35
Touch Screen Display
Idle Screen Display
If the phone has successfully started up, the idle screen will be displayed. The following figure is
an example of what is displayed on the touch screen.
No.
Name
Description
1
Status Bar
Displays the phone’s default account, icons and the
time and date.
2
Default Account
The label of the default account is displayed on the
left of the status bar.
If multiple accounts are already registered, tap and
select the desired default account.
For more information, refer to Default Account on
page 119.
Note: You can configure the IP phone not to display
the default account. Contact your system
administrator for more information.
3
Icons
Icons are displayed in the middle of the status bar.
For more information, refer to Icon Instructions on
page 3.
4
Time and Date
The phone’s time and date are displayed on the
right of the status bar.
For more information, refer to Time & Date on page
55.
5
Line Keys (1-11)
The idle screen displays line keys 1-11. The line keys
1-6 on the left and the line keys 7-11 on the right
can be used to activate up to 11 lines.
Various features can be assigned to line keys.
Each line key can display the label and indicate the

Yealink SIP-T48S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Display diagonal	7 \
Display resolution	800 x 480 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Front camera	No
Voice codecs	CNG, G.711Mu, G.711a, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Keypad number of keys	42
Security algorithms	AES
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, HTTPS
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	225 mm
Width	266 mm
Height	185 mm
Package depth	263 mm
Package width	324 mm
Package height	128 mm