Difference in firmware version

Upgrade the software to the latest version. See procedure "Software update via Communicator (DC update companion)".

Wiring issue

Check / reseat the cable between LLS interconnection board J25 to LCB connector J202.

Malfunction LCB

Replace the LCB. See service procedure "Laser Control Board".

This error alone: Corrupt or non-programmed data on LLS interconnection board.

Replace the Light source. See service procedure "Laser Phosphor Light Source".