October 2012
4-104
ColorQube 8570/8870 Service Manual
ADJ 1.2
Revised, 3rd Revision - Xerox Internal Use Only
Repairs and Adjustments
ADJ 1.2 Homing the Printhead Forward to Print Position
Purpose
To home the Head Tilt Gear and as a result, the Printhead. Two procedures are given, one for
when the Printhead is installed, and one for when the Printhead is not installed.
Printhead is Installed
Adjustment
NOTE: For additional information, refer to
Homing the Printhead Forward to Print Position
video (also available in the ColorQube 8570/8870 Training materials).
1.
Remove the Drum Maintenance Unit (
REP 1.16
) (optional or if possible).
2.
Use a small screwdriver to rotate the X-Axis Shaft with the Printhead centered over the
Drum to clear the Left and Right Printhead Restraints.
3.
Rotate the Drum Maintenance Camshaft 360
°
clockwise using a flat blade screwdriver as
shown in
Figure 1
. If the Head Tilt Gear is engaged, manually assist the movement of the
Printhead. There is an audible click when the Head Tilt Gear disengages from its drive
train.
Figure 1 Rotating the Drum Maintenance Shaft
4.
Disengagement of the Head Tilt Gear is shown in
Figure 2
.
NOTE: If the latch is accidentally engaged (upward), rotate the gear CCW to disengage it.
Figure 2 Head Tilt Gear Indicator
Summary of Contents for COLORQUBE 8570
Page 1: ...ColorQube 8570 8870 Printer ColorQube 8570 8870 Service Manual Xerox Internal Use Only...
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