Rep 7.27 Hcf Control Pwb (W/Tag 151) - Xerox WorkCentre 5790 Series Service Manual

5. Remove the tray home sensor, Figure
2
Press the tabs to release the sensor
Figure 2 Sensor removal
Replacement
Replacement is the reverse of the removal procedure.
Correctly locate the sensor holder, Figure
Dowels
Tongue
1
Locate the tongue in the slot in
the machine base
Figure 3 Holder location
Xerox® WorkCentre® 5790 Family
2.
3.
2
The dowels on the sensor holder must locate
in the holes in the HCF base.
HCF base

REP 7.27 HCF Control PWB (W/TAG 151)

Parts List on PL 7.21
Removal
Switch off the electricity to the machine,
customer supply while performing tasks that do not need electricity. Electricity can
cause death or injury. Moving parts can cause injury.
Ensure that E.S.D. procedures are observed during the removal and installation of the HCF
Control PWB.
1. Remove the rear cover, PL 7.25 Item
2. Remove the HCF control PWB,
1
Disconnect all PJ connectors
Figure 2 HCF control PWB removal
Replacement
1. Replacement is the reverse of the removal procedure.
2. After completing the replacement procedure, perform
May 2013
4-109
WARNING
GP 14. Disconnect the power cord from the
Figure 1 ESD Symbol
CAUTION
1.
Figure 2.
3
Lift the PWB away from
the bottom mounting
dC604 Registration Setup.
Repairs/Adjustments
REP 7.26, REP 7.27
2
Remove
2 screws.