Lexmark Optra N 4040, Reference Handbook

Page: 240 / 259

5045
9-5
5045
7. The Transfer Drum Drive Motor is energized, the Transfer Drum
Engagement and Cleaning Brush Engagement solenoids pick
within 10 seconds, and 5 seconds later, the Cleaning Brush
Motor is energized.
8. The Display reads “Busy”.
9. Each Cartridge in turn is pressed into the development position,
stirred and checked for low toner.
10. The Laser Scan Motor is energized.
11. Each cartridge in turn is indexed into the development position,
and pressed against the PC.
12. Each cartridge (starting with Magenta) lays down a series of
small (less than 1 in.) squares of toner directly on the Transfer
Drum for calibration purposes. These patches start at MAXIMUM
density and drop to half tones. The black patches are laid down
on the white portion of the drum.
13. After the patches are read by the Density Sensor, the Cleaning
Brush mechanism is pressed against the drum and the Cleaning
Brush Motor is energized.
14. The calibration process is repeated this time starting at MINI-
MUM density and going to MAXIMUM density. At the end of this
cycle the Cleaning Brush Mechanism is pressed and the Clean-
ing Brush Motor is energized.
15. Drive motors stop, all fans stay on.
Note: If any of the supplies need attention, a message will be
displayed at this time.
16. The Display reads “Ready”.