~~The lamp is not on or is too dim. If it is too dim, the scanner will continue to function, but image quality may be impaired.
~~$* Is the lamp cover closed securely?
~~If so, the lamp should be replaced. See the installation guide for the correct part number.
~~^If replacing your lamp does not correct the problem, contact your dealer or refer to your installation guide for Hewlett-Packard warranty and service information.