1. Enter the "Maintenance mode (SP menu)".

    For information on how to enter the "Maintenance Mode (SP mode)", contact the supervisor in your branch office.

  2. Set the "PaaS Validity Setting" to active.
    Four-line LCD panel: SP menu > [CTL Maintenance] > [PaaS Validity Setting]
    Touch panel: SP menu > [CTL SP] > [PaaS Validity Setting]