Using Basic Projector Features
Monitoring and Controlling the Projector
If the projector's buttons have been locked, do one of the following to unlock them.
Set Child Lock to Off in the projector's Management menu.
Set Control Panel Lock to Off in the projector's Management menu.
You can also release Control Panel Lock by holding down the Enter button on the control panel for seven seconds. A message is displayed and the lock is released.
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