18This function is provided to preventincorrect input through the inadvertentpressing of buttons.Locking1. Press the [MENU] button.The Menu appears.2. Use the [ , ] buttons to select[Setup/Info] and press [ ] toconfirm the entry.3. Use the [ , ] buttons to select[Officer] and press [ ] toconfirm the entry.The Officer setup top screen appears.4. Use the [ , ] buttons to select[Operation Key Lock].5. Use the [ , ] buttons to select“ON”.The [LOCK] lamp lights, and thebuttons other than the [REC],[MENU], [CONTROL PANEL ON/OFF] and [RETURN] buttons, the[REC] button on the Memory CardRecorder, and the [REC] button onthe Color Camera are locked.Notes:• The button lock function is engagedafter returning to the Live screen.• The key lock function in theadministrator setup (see page 38)is independent of officer setup, sothat when locked by administratorsetup, the keys cannot be unlockedfrom officer setup.• The Color Camera zoom andbrightness buttons cannot belocked.Unlocking1. Press the [MENU] button.The Menu appears.2. Use the [ , ] buttons to select[Setup/Info] and press [ ] toconfirm the entry.3. Use the [ , ] buttons to select[Officer] and press [ ] toconfirm the entry.The Officer setup top screen appears.4. Use the [ , ] buttons to select[Operation Key Lock].5. Use the [ , ] buttons to select“OFF”.The [LOCK] lamp goes off and thebuttons are unlocked.Locking and Unlocking Buttons