Yealink SIP-T48G Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/CP860 IP Phones
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2. Enter the desired auto-logout time in Auto-Logout Time(1~1000min) field.
3. Click Confirm to accept the change.
Phone lock is used to lock the IP phone to prevent it from unauthorized use. Once the IP
phone is locked, a user must enter the password to unlock it. IP phones offer three types
of phone lock: Menu Key, Function Keys and All Keys. The IP phone will not be locked
immediately after the phone lock type is configured. One of the following steps is also
needed:
- Long press the pound key when the IP phone is idle.
- Press the phone lock key (if configured) when the IP phone is idle.
In addition to the above steps, you can configure the IP phone to automatically lock the
phone after a period of time.
Procedure
Phone lock can be configured using the configuration files or locally.
Configuration
File
<y0000000000xx>
.cfg
Configure the phone lock type.
Parameters:
phone_setting.phone_lock.enable
phone_setting.phone_lock.lock_key_type
Change the unlock PIN.
Parameter:
phone_setting.phone_lock.unlock_pin
Configure the IP phone to automatically lock

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