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7.17 Turning the Settings Protection Function On/Off
You can protect your settings made in the SET or SET UP modes using a password.
• If you select ‘OFF’:
the choice does not affect operation in any mode.
• If you select ‘ON’:
you must type in a password to enter the SET or SET UP mode. The password
discussed here is one you set in the following procedure.
The initial value is ‘OFF.’
Enter the SET UP mode by turning ‘ON’ the power while pressing and holding the [CH
UP] (ENT) key until the SET UP display appears.
Use the  key to select the display . Press the [ENT] key.
Use the  key to select ‘ON’ or ‘OFF’. Press the [ENT] key. In the case you
selected Off, the setting is completed.
Set a password in four-digits numerals using the  key and the  key. After
setting is finished, press the [ENT] key. The display  appears.
NOTE Never forget the password.
Before leaving the SET UP mode, you have to store your new settings. Use the  key
to select the  display, and press the [ENT] key.
Select  to keep your new settings or  to abort the settings, and
press the [ENT] key. After a few seconds, the OPERATION mode will appear.