Yealink SIP-T48U Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Menu > Features > Others > General > Key As Send
T57W/T48U/T48S/T48G:
Menu > Features > General > Key As Send
Black-and-white Screen Phones:
Menu > Features > Key As Send
Parameter
features.send_pound_key <y0000000000xx>.cfg
Description
It configures the behavior when the user presses the # key twice on the dialing screen.
Note: It works only if “features.key_as_send” is set to 1 (# key).
Permitted
Values
0-The phone will dial out “#”.
1-The phone will not dial out “#”. After the user presses the # key again, the phone will dial out “##”.
Default
0
Web UI
Features > General Information > Send Pound Key
Softkey Layout
Softkey layout is used to customize the soft keys at the bottom of the phone screen for best meet users’ require-
ments. In addition to specifying which soft keys to display, you can determine their display order. The configurations
for softkey layout are based on call states.
The following shows the soft keys displaying on the phone in the dialing state:
Note: You can configure the EDK soft keys in different call states. Configuring the EDK soft keys may affect the softkey lay-
out in different call states. For more information on EDK soft keys, refer to EDK Soft Keys Configuration.
Topics
Softkey Layout File Customization
Softkey Layout Configuration
Example: Setting the Soft Keys Layout in Talking State
Softkey Layout File Customization
You can also configure the softkey layout using the softkey layout templates for different call states.
You can ask the distributor or Yealink FAE for softkey layout template. You can also obtain the softkey layout tem-
plate online: http://support.yealink.com/documentFront/forwardToDocumentFrontDisplayPage.
Topics
Softkey Layout File Elements and Attributes
Customizing Softkey Layout File

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