HP Color LaserJet 8550 Multifunction Printer series - Manual (Page 296)

296 Chapter 9 Maintenance and troubleshooting
EN
Self-diagnostic messages
If a self-diagnostic (error) message appears, refer to and follow the
instructions in the touch panel display and this guide.
Note If copies cannot be made when no warning message is displayed in
the touch panel display, there may be an error in the printer unit.
Follow the instructions described in the printer unit control panel
display.
Self-diagnostic (error) messages
Message/cause Remedy
PAPER HAS JAMMED IN THE ! AREA.
REMOVE THE JAMMED PAPER.
An original or copy media jam has
occurred, halting any print or copy jobs.
See the location indicated by the
!
symbol and follow the removal
procedures described in the screen for
instructions to clear the jammed media.
RETURN PG.1 TO THE TOP AND
PRESS THE START KEY AGAIN.
Copying was stopped due to a problem
with the optional ADF.
Rearrange the originals in page order
from the first page in the optional ADF,
and then press the
S TART key.
REPLACE THE DRUM CARTRIDGE.
The drum cartridge is near the end of its
life cycle.
Replace the drum kit.
SET THE DRUM CARTRIDGE.
The imaging drum is not installed
correctly.
Reinstall the imaging drum.
SET THE FUSER UNIT.
The fuser unit is not installed correctly.
Reinstall the fuser unit.
SET THE INTERMEDIATE TRANSFER
DRUM.
The intermediate transfer drum is not
installed correctly.
Reinstall the intermediate transfer drum.