Yealink T27P Administrator's Guide

Configuring Basic Features
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5. Enter the desired time in the Phone Lock Time Out (0~3600s) field.
6. Click Confirm to accept the change.
To configure a phone lock key via web user interface:
1. Click on DSSKey->Line Key (Programable Key).
2. In the desired DSS key field, select Phone Lock from the pull-down list of Type.
3. (Optional.) Enter the string that will appear on the LCD screen in the Label field.
4. Click Confirm to accept the change.
To configure the type of phone lock via phone user interface:
1. Press Menu-> Settings->Advanced Settings (default password: admin) ->Phone
Lock.
2. Press or , or the Switch soft key to select the desired type from the Lock
Enable field.
3. Press or , or the Switch soft key to select the desired type from the Lock
Type field.
4. Enter the desired interval of automatic phone lock in the Lock Time Out field.
5. Press the Save soft key to accept the change.
To change the unlock PIN via phone user interface:
1. Press Menu->Settings->Basic Settings->Change PIN.
2. Enter the current unlock PIN in the Current PIN field.
3. Enter the new unlock PIN in the New PIN field.

Yealink T27P Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Bluetooth	No
Wi-Fi	No
Gigabit Ethernet	No
Display	3.66" 240x120 pixel graphical LCD with backlight
Audio Features	HD voice, Full-duplex speakerphone
Network	Dual-port 10/100 Ethernet switch
Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Power	IEEE 802.3af PoE
Connectivity	2 x RJ45 10/100M Ethernet ports
Voice Codecs	G.711(A/μ), G.722, G.723, G.729AB, G.726
EHS	Supports EHS with Plantronics headsets
Headset Port	Yes
Power Adapter	5V DC (optional)