Yealink SIP- T28P User Manual

User Guide for the SIP-T28P IP Phone
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To disable an account via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin) ->Accounts.
2. Select the desired account and then press the Enter soft key.
3. Select Disabled from the Account Status field.
4. Press the Save soft key to accept the change or the Back soft key to cancel.
Account registration is configurable via web user interface at the path
Account->Register.
Note
You can configure multiple line keys to associate with an account. This enhances call
visualization and simplifies call handling.
If this is the case, the LCD screen will resemble the following figure:
Incoming calls to this account will be distributed evenly among the available line keys.
Outgoing calls will be distributed similarly.
Your phone can be configured to have a combination of accounts with a single line key
and accounts with multiple line keys.
Press or to set the default account. It has priority when placing a call. The
phone’s default account cannot be changed after reboot.

Yealink SIP- T28P Specifications

General

Expansion module support	Yes
Ethernet LAN (RJ-45) ports	2
Keypad number of keys	48
Voice codecs	G.711, G.722, G.723.1, G.726
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Touchscreen	-
Display resolution	320 x 160 pixels
Lines quantity	- lines
Phonebook capacity	- entries
Number of VoIP accounts	6
Bluetooth	No
Security algorithms	HTTPS, SSL/TLS
AC adapter input voltage	100 - 240 V
AC adapter output voltage	5 V
Power consumption (typical)	2.6 W
Operating relative humidity (H-H)	10 - 95 %
Compliance industry standards	IEEE 802.3af
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	204 mm
Width	273 mm
Height	42 mm
Weight	1050 g