DDL-P6006S - How to change the administrator PIN code

    1. Press the [Register] button.
    2. Enter an administrator PIN code or put administrator RFID card. *Default password: 123456
    3. Press the [#] button (if using administrator password).
    4. Press [0]
    5. Enter a new administrator PIN code (6 to 12 digits)
    6. Press the [#] button.