The ICP and/or link decryptor have been removed and inserted again.

You need to remarry both. Start the clear security warning procedure. See "Authorization to clear security warning on the projector".

Brief procedure to clear the security warning and marriage ICP and decryptor:

1. Ensure the cover plate of the Light Processor compartment is properly installed.

2. Ensure that all boards in the Card Cage are properly installed.

3. Start up the projector.

4. Initiate authorization by holding the security key in the security socket (reference 1 image).

5. Enter the pin code within 5 seconds.