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


 
238 Chapter 9 Image quality EN
LJ 2200 series
Note
This process requires use of a transparency to remove dust and toner
from the print paper path. If transparency film is unavailable, you can
use copier-grade paper.
1 Make sure the printer is turned on and in the Ready state. Load a
transparency in tray 1.
2 Press Go and hold for 10 seconds.
3 Release Go, the lights will cycle from front to back until the cleaning
process has completed.
Note
During the engine cleaning process, the printer pulls the transparency
into the printer and then stops. This is not a jam. The transparency
will be slowly stepped through the printer to complete the engine
cleaning.
4 Discard the blank page produced from the engine cleaning process.