Yealink SIP-T48G Administrator's Guide

Configuring Basic Features
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2. Select the desired value from the pull-down list of Backlight Time(seconds).
3. Click Confirm to accept the change.
To configure backlight via phone user interface (take SIP-T23G IP phones for example):
1. Press Menu->Settings->Basic Settings->Display->Backlight.
2. Press or , or the Switch soft key to select the desired value from the
Backlight Time field.
3. Press the Save soft key to accept the change.
To configure the backlight via web user interface (take SIP-T46G IP phones for example):
1. Click on Settings->Preference.
2. Select the desired value from the pull-down list of Backlight Inactive Level.
3. Select the desired value from the pull-down list of Backlight Active Level.
4. Select the desired value from the pull-down list of Backlight Time(seconds).
5. Click Confirm to accept the change.

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