Yealink SIP-T48U Administrator's Guide

Phone Customization
235
Softkey Layout File Elements and Attributes
The following table lists the elements and attributes you need to understand in the softkey layout file. We recom-
mend that you do not edit these elements and attributes.
Elements & Attributes
Description
<Disable >
</Disable >
Specify the disabled soft key list.
The phone screen will not display the disabled soft keys.
<Enable >
</Enable >
Specify the enabled soft key list.
The phone screen will display the enabled soft keys.
<Default >
</Default >
Specify the default soft key list.
The phone screen displays these soft keys by default.
<Key Type=" "/ > Specify the soft key type.
Customizing Softkey Layout File
1.
Open the template file.
2.
For each soft key that you want to enable, move the string from the disabled soft key list to enabled soft key list
in the file or replace the Empty in the enabled soft key list.
The following shows a portion of the softkey layout file “CallFailed.xml”:
3.
For each soft key that you want to disable, just move the string from the enabled soft key list to disabled soft key
list.
The following shows a portion of the softkey layout file “CallFailed.xml”:

Yealink SIP-T48U Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Gray
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Voice codecs	AGC, AJB, AMR-WB, CNG, G.711, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Security algorithms	AES, HTTPS, SRTP, TLS
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Front camera	-
AC adapter input voltage	100 - 240 V
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Keypad number of keys	29
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Width	226 mm
Height	185 mm