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7 Problem solving 125
Understanding product messages
NON-HP CARTRIDGE
DETECTED
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.
PERFORM PRINTER
MAINTENANCE
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
.
RAM DISK DEVICE
FAILURE
alternates with
Ready
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.
RAM DISK FILE
OPERATION FAILED
alternates with
Ready
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.
RAM DISK FILE
SYSTEM IS FULL
alternates with
Ready
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
).
Message Explanation or recommended action