HP (Hewlett-Packard) LJ 4000T Printer User Manual


 
58 Chapter 1 Control-panel messages EN
The printer door is not latched securely.
1 Open and close the printer door.
2 Unplug the power cord from the power source, wait 10 seconds, and
then reconnect the power cord.
3 If the problem persists, replace the laser/scanner assembly.
The print engine has failed to pick up a piece of media.
1 Reload the media in the paper-input tray.
2 Press E
NTER/MENU to continue the job.
The printer is processing a job.
Wait for the job to finish. This can take several minutes for a complex
job.
The printer is conducting the manual cleaning-page process.
Wait for the job to finish. This can take up to 2.5 minutes.
1 Turn the printer off and on to clear the message.
2 If the message persists, install a new RAM disk.
Printer signal error
Printer tray mispick/ENTER to resume
Processing job
Processing cleaning page
RAM disk device failure