Product specifications

6 FUNCTIONALITIES
75
6.8 Key Lock
When the [KEY LOCK] at the upper right corner of the screen is displayed in a box, pressing
the [KEY LOCK] button displays the KEY LOCK screen.
This screen allows you to lock/unlock the keys.
Note
The password is required to unlock the keys and to enter the supervisor mode.
For password setting, see “ 6.6.3 Password setting ” (page 63).
Fig. 96 KEY LOCK screen
When the keys are locked, the [KEY LOCK] icon is highlighted. When the keys are unlocked,
the [KEY UNLOCK] icon is highlighted.
The buttons allow you to perform the following operations.
[KEY LOCK]: To lock the keys when the keys are unlocked, press this button.
When the keys are locked, this button is invalid.
[KEY UNLOCK]: To unlock the keys when the keys are locked, press this button,
and then enter the correct password on the displayed
PASSWORD screen (Fig. 97 on page 76).
When the keys are unlocked, this button is invalid.
[SUPERVISOR MODE]: Displays the PASSWORD screen (Fig. 97 on page 76).
To enter the supervisor mode, which is used exclusively for our
service maintenance, enter the correct password.