Follow these instructions to clean the platen.
1.Unload all paper from the printer.
2.Open the window.
3.With a dry brush, remove ink deposits from the cutter groove.
4.With the same dry brush, remove ink deposits from the platen surface.
5.At the front panel, select the 
icon, then Paper handling options > Clean roller > Clean platen. This command will rotate the small rollers on the platen so that the whole circumference can be cleaned.
NOTE If you are using the HP Designjet 4000 Printer series, and you find that this command is not available, please download the latest firmware revision (see Update my printer's firmware). It will be available from Spring 2006.
How do I... (printer maintenance topics)
ENWW | Clean the platen 201 |