HP LaserJet 9000 HP LaserJet 9000mfp and 9000Lmfp - User Guide - Page 125

7 Problem solving 125 Message NON-HP CARTRIDGE DETECTED PERFORM PRINTER MAINTENANCE RAM DISK DEVICE FAILURE alternates with Ready RAM DISK FILE OPERATION FAILED alternates with Ready RAM DISK FILE SYSTEM IS FULL alternates with Ready Explanation or recommended action The product has detected that the cartridge is not a genuine HP cartridge, and the message is displayed for approximately 30 seconds before the product is returned to the READY state. If you think you purchased an HP print cartridge, call the HP fraud hotline (1-877-219-3183, toll-free in North America). Any product repair required as a result of using a non-HP print cartridge is not covered under the product warranty. The product has passed its prescribed printed page threshold between maintenance procedures. To ensure optimum print quality, the product prompts you to perform routine maintenance every 350,000 pages. To order a Printer Maintenance Kit, see the introduce guide on the product CD, or go to www.hp.com/support/lj9000. The RAM disk had a critical failure and can no longer be used. Turn the product off, and then turn the product on to clear the message. The requested operation could not be performed. You might have attempted an illegal operation, such as trying to download a file to a non-existent directory. Delete files and then try again, or turn the product off, and then turn the product on to delete all files on the device. (Delete files using HP LaserJet Resource Manager or another software utility. See the software help for more information.) If the message persists, increase the size of the RAM disk. Change the RAM disk size from the Configuration menu in the control panel (See "System setup submenu" on page 205). Understanding product messages