NF EC1000SA, Instruction Manual

Page: 171 / 283

5.6 System Menu
EC1000SA 5-41
5.6.1 Keylock
The EC1000SA is equipped with a function that prevents key input errors during operation.
When “keylock” is on, all keys become inactive except for the keylock off key. Although it is possible to
switch among menus when keylock is on, basically no changes can be made except for turning keylock
off. However, output can still be turned off via the OUTPUT key as an emergency response measure.
Operation steps
1.
Press the or key to move the cursor to “KEYLOCK”.
ENTER CANCEL
Cursor
2. Press the
ENTER
key to display the selection box.
ENTER CANCEL
Selection box
3. Press the or key to move the cursor to the other keylock setting (i.e., to OFF when on
or to ON when off).
ENTER CANCEL
4.
Press the
ENTER
key to complete the setting. Press the
CANCEL
key to cancel the setting.