NEC P506QL - Security

3 On-Screen Display (OSD) Menu Settings
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SECURITY
Press the MENU button to open the OSD menu. Press  to move to the SETUP menu. Press  to move to the
SECURITY menu and then press Enter or . Press  to move up and down in the SECURITY menu.
ITEM
DESCRIPTION
CONTROL PANEL
LOCK
Press the cursor  button to enter and set Control Panel Lock.