The Lamp Power Supply was triggered to switch off the lamp dueto an error.

Check the projector log files for other listed errors and solvethese errors first.

Malfunction LPS communication interface. One or both LPS unitssuddenly stops operating. In most cases this happens after the projectoris warmed up. Older LPS communication interfaces may have this problemin combination with some LPS units.

Check the revision of the LPS communication interface (reference1) The module revision mustbe “10” or higher. In case the module revision is lowerthan “10” replace the LPS communication interface.

See service manual chapter Replacement of the LPS communication interface.

Malfunction Lamp Power Supply.

Replace the Lamp Power Supply unit.

Defect Lamp installed.

Replace the Lamp.