Yealink SIP-T48G User Manual

Customizing Your Phone
61
To deactivate the phone lock via phone user interface:
1. Tap ->Basic->Phone Lock.
2. Enter the desired PIN (default PIN: 123) in the Unlock PIN field, and then tap the Save soft
key or press OK.
3. Tap the gray box of the Lock Enable field, and then select Disabled from the pull-down list.
4. Tap the Save soft key to accept the change.
Phone lock is configurable via web user interface at the path Features->Phone Lock.
Audio Settings
Volume
You can press the Volume key to adjust the ringer volume when the phone is idle or ringing.
You can also press the Volume key to adjust the receiver volume of currently engaged audio
devices (handset, speakerphone or headset) when the phone is in use.
Note
Your system administrator can disable you to adjust the ringer volume. Contact your system
administrator for more information.

Yealink SIP-T48G Specifications

General

Expansion module support	Yes
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Volume control	-
Display diagonal	7 \
Display resolution	800 x 480 pixels
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	6
AC adapter input voltage	100 - 240 V
Number of handles included	1 pc(s)

Weight and Dimensions

Width	266 mm
Height	185 mm