Yealink SIP-T48G User Manual

User Guide for the SIP-T48G IP Phone
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pull-down list.
4. Tap the gray box of the Backlight Time field, and then select the desired time from the
pull-down list.
5. Tap the Save soft key to accept the change or to cancel.
Backlight is configurable via web user interface at the path Settings->Preference.
Contrast
You can only configure the contrast of the expansion module EXP40 connected to the SIP-T48G
IP phone to a comfortable level on the phone. Ensure that the expansion module has been
connected to the phone before configuration. The intensity of contrast ranges from 1 to 10 and
the highest intensity is 10.
To configure the contrast via phone user interface:
1. Tap ->Basic->Display->Contrast.
If EXP40 is not connected to the phone, the Contrast screen displays "No EXP".
2. Tap the gray box of the Contrast field, and then select the desired value from the
pull-down list.

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