Xerox ColorQube 9303 Series Service Manual page 394

A
• 01H +24V Power Distribution RAP.
• 01L 0V Distribution RAP.
Install new components as necessary:
• HM vertical motion motor, PL 91.15 Item
• X axis drive motor upper, PL 91.20 Item
• X axis drive motor lower, PL 91.25 Item
• Carriage drive train, PL 91.10 Item
• Marking unit driver PWB, PL 92.10 Item
Enter dC330 codes 91-011 and 91-012 to check the lower carriage home sensor, Q91-011 and
the upper carriage home sensor, Q91-012,
changes.
Y N
Go to WD 9.11. Check Q91-011 and Q91-012.
Refer to:
• GP 11 How to Check a Sensor.
• PJ304, Marking Unit Driver PWB.
• 01B +3.3V ESTAR Power Distribution RAP.
• 01L 0V Distribution RAP
Install new components as necessary:
• Lower carriage home sensor, PL 91.10 Item
• Upper carriage home sensor, PL 91.10 Item
• Marking unit driver PWB, PL 92.10 Item
Check the condition of the wiper assembly including wiper motors, gearbox, and belts:
• Ensure that the wiper, PL 91.15 Item 13
• Check the HM belt, PL 91.15 Item 2
Check that they are positioned and tensioned correctly. Install new components as neces-
sary, PL 91.15.
Enter dC965. Run the printhead maintenance cycle test. Observe the wiper assembly motion.
Check that the wiper moves up and down smoothly. Check also that the paddle correctly posi-
tions the wiper. The wiper operation is good.
Y N
Clean the wiper drive components and retest. Check the wiring harness. Repair the har-
ness, REP 1.1 as necessary. Install new components as necessary:
• Vertical belts, PL 91.15 Item 2.
• Horizontal drive cable, PL 91.15 Item
Check the area surrounding the carriage, wiper assembly, and umbilicals for wiring damage or
obstructions that prevent carriage or wiper movement. The wiring is good.
Y N
Go to WD 9.11. Install new wiring or repair as necessary,
Go to WD 9.9 and WD 9.11. Check all connections:
• PJ303 (lower), PJ102 (upper) and PJ401,
• PJ304, Marking Unit Driver PWB.
Status Indicator RAPs
91-559-00
12.
5.
5.
1.
4.
Figure 1. Actuate each sensor. The
8.
8.
4.
is aligned horizontally.
and the horizontal drive cable, PL 91.15 Item
16.
REP 1.1.
Marking Unit Driver PWB.
display
16.
February 2013
2-370
Upper carriage
home sensor,
Q91-012
Lower carriage home
sensor, Q91-011
Figure 1 Component location
ColorQube® 9303 Family