Yealink SIP-T20P User Manual

Customizing Your Phone
21
To set the keypad lock PIN via phone user interface:
1. Press .
2. Setting->Basic->Phone Unlock.
3. Enter the Current PIN, New PIN and Confirm PIN in the corresponding fields.
4. Click Confirm to accept the change.
To activate the keypad lock via phone user interface:
1. Press .
2. Select Settings->Advanced (password: admin) ->Keypad Lock.
3. Press or to select desired type from the Keypad Lock field.
4. Press to accept the change.
5. Long press to lock the keypad immediately when the phone is idle.
The LCD screen prompts ―Keypad Locked!‖ and displays the icon .
If the keypad lock feature is activated to be Lock&Answer, an additional icon
will appear on the LCD screen.
You can configure the interval (in seconds) to automatically lock the keypad instead of
long pressing .
To configure the time out for automatic keypad lock via web user interface:
1. Click on Phone->Preference.
2. Enter the desired time in the Phone Lock Time Out (0~3600s) field.
Keypad Lock:
◄ Menu Key ►
Keypad
Locked!
Keypad
Locked!
1. Current PIN:
123

Yealink SIP-T20P Specifications

General

Keypad number of keys	31
Speakerphone	Yes
Voice codecs	G.711, G.722, G.723.1, G.726
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Touchscreen	-
Lines quantity	2 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	2
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	200 mm
Width	185 mm
Height	90 mm
Weight	770 g