Xerox DocuColor 1632 Service Manual page 153

8-164 POB Sensor
The POB Sensor did not detect paper after the Registration Clutch Energized.
Initial Actions
ï Check condition and specification of the paper supply.
ï Check for paper on the IBT.
ï Check for obstructions in the paper feed path
ï Clean the POB Sensor.
ï Check the 2nd BTR transmission gears for breakage
ï Clean the Registration Roll and check for damage or ware.
Procedure
NOTE: Cheat the Left Cover Interlock.
Enter dC330 [009-201] and press Start. Block and unblock the POB Sensor (PL 2.9). The dis-
play changes state.
Y N
Go to OF 99-1 Reflective Sensor RAP.
Enter dC330 [008-037] and press Start. The Registration Clutch energizes (PL 2.6).
Y N
Go to OF 99-4 Solenoid/Clutch Open RAP.
In sequence enter the following: dC330 [009-051] then dC330 [009-052] and press Start. The
2BTR contacts and retracts.
Y N
Go to RAP 9-342 for a contact failure or go to 9-343 for a retract failure.
Check the wires and connectors. If the check is OK, replace the ESS PWB (PL 13.1)
Figure 1 POB Sensor CD
Prelaunch Training/Review
DC1632/2240
Figure 2 Registration Clutch CD
6/02
2-123
Status Indicator RAPs
8-164