-50-
No.PS※※-OMM0007-H
<Operation - With security code input- >
Locking
1, Press the button for 5 seconds or longer in measurement mode.
The current setting "UnL" is displayed.
2, Press the or button to select keys lock "LoC".
3, Press the button to store the setting.
Unlocking
1, Press the button for 5 seconds or longer in measurement mode.
The current setting "LoC" is displayed.
2, Press the or button to select keys unlock "UnL".
3, When the button is pressed, input of the security code will be requested.
For how to enter the security code, refer to "How to enter the security code" on page 51.
4, If the security code entered is correct, the display will change to "UnL". Press any of the , or
buttons to release the key lock and return to measurement mode.
If the security code entered is incorrect, “FAL” will be displayed and the security code must be entered
again. If an incorrect security code is entered three times, "LoC" is displayed and the display will return
to measurement mode.