See also:

Warning and indicator lights
...

Using the Hands-free system
Turning on/off the Hands-free mode 1) OFF hook switch 2) ON hook switch To turn on the Hands-free mode, press the OFF hook switch . To turn off the Hands-free mode, press the ON hook switch . ...

Setting PIN code
The PIN code is a 4-digit number and is used when locking the phonebook. 1. Select the “SETUP” menu. 2. Select the “SECURITY” menu. 3. Select the “SET PIN” menu. Then “CURRENT PIN?” is displayed. ...