2LK/2LN/2LM/2LC
1-5-37
8. Remove the drum unit from the devel-
oper unit.
9. Check or replace the drum unit and the
developer unit and refit all the removed
parts.
10. When replacing the new developer unit,
proceed as follows:
1) Performs maintenance mode U140
(AC calibration) for 45 ppm/55 ppm
model only (see page 1-3-93).
2)Performs maintenance mode U464
(Calibration) (see page 1-3-175).
3)Performs maintenance mode U469
(Auto color registration correction)
(see page 1-3-182).
4)Performs maintenance mode U410
(Adjusting the halftone automatically)
(see page 1-3-155).
Figure 1-5-62
11. When replacing the new drum unit, pro-
ceed as follows:
1) Performs maintenance mode U119
(drum setup) (see page 1-3-86).
2) Performs maintenance mode U140
(AC calibration) for 45 ppm/55 ppm
model only (see page 1-3-93).
3)Performs maintenance mode U464
(Calibration) (see page 1-3-175).
4)Performs maintenance mode U469
(Auto color registration correction)
(see page 1-3-182).
5)Performs maintenance mode U410
(Adjusting the halftone automatically)
(see page 1-3-155).
Developer unit
Drum unit
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