Yealink SIP-T20 User Manual download pdf (Page 35)

Customizing Your Phone

To unlock the keypad, you must know the keypad unlock PIN of the phone. The default

keypad unlock PIN is ―123‖.

To change the keypad unlock PIN via phone user interface:

1. Press .

2. Select Settings->Basic->Phone Unlock.

3. Enter the old PIN in the Current PIN field.

4. Enter the new PIN in the New PIN field.

5. Enter the new PIN again in the Confirm PIN field.

6. Press to accept the change.

Note

To unlock the keypad via phone user interface:

1. Press any locked key.

2. Enter the PIN in the PIN field.

3. Press to unlock the keypad.

The icon disappears from the LCD screen.

You can long press or wait for a period of time (if configured) to lock the

keypad again.

Note

To deactivate the keypad lock via phone user interface:

1. Press .

2. Select Settings->Advanced (password: admin) ->Keypad Lock.

3. Press or to select Disable from the Keypad Lock field.

4. Press to accept the change.

You can also unlock the keypad by administrator password. When you enter the

administrator password to unlock the keypad, the phone will turn to the Reset Phone PIN

screen.

The unlock PIN length must be within 15 digits.

1. Current PIN:

123

1. Keypad Lock:

◄ Disable ►

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Yealink SIP-T20 User Manual Page 35