A critical hardware error occurred.
1. Reboot the printer.
2. Try printing a job from a different software program.
3. Reseat or replace the interface cable.
4. Remove the DIMM,s one at a time,turning the printer off and on each time to test each DIMM.
5. Try using a different interface.
6. Check the firmware level and upgrade to the latest released version.
7. Remove the EIO cards and perform a cold reset.
8. Turn the printer off and remove the hard disk.
9. Replace the hard disk.
10. Replace the formatter.