Xerox DocuColor 1632 Service Manual page 274

12-960 Stacker Tray Full Stack
ï The system detected Small Size Paper full during the Stacker Tray Height Adjustment
operation during lowering.
ï The system detected Small Size Paper full during the Stacker Tray Height Adjustment
operation (during lowering down) when the Big Size Paper is ejected.
ï The Big Size Paper was ejected while the system already detected Big Size Paper FULL
(HALF).
Procedure
Remove the Finisher Front Cover.
Enter dC330 [012-204] and press Start. Actuate the Stack A Sensor with a sheet of paper.
The display changes.
Y N
Check the Stack A Sensor using the Generic Transmissive Sensor RAP.
Enter dC330 [012-205] and press Start. Actuate the Stack B Sensor with a sheet of paper.
The display changes.
Y N
Check the Stack B Sensor using the Generic Transmissive Sensor RAP.
Enter dC330 [012-200] and press Start. Actuate the Actuator of the Stack Paper Sensor. The
display changes.
Y N
Check the PAPER SENSOR using the Generic Transmissive Sensor RAP.
Enter dC330 [012-050] (up) or [12-051] (down) and press Start. The Stacker Tray moves.
Y N
The Stacker Motor energizes.
Y N
With [12-050] (up) running +24 VDC is measured between the Finisher PWB p/j
(+) and Finisher PWB Chassis (-).
Y N
Replace the Finisher PWB
With [12-050] (up) running +24 VDC is measured between the Stacker Motor p/j
(+) and Finisher PWB Chassis (-).
Y N
Check the wire between the Finisher PWB p/j and the Stacker Motor p/j for an
open circuit or poor contact.
With [12-050] (up) running +24 VDC is measured between the Stacker Motor p/j
(+) and Finisher PWB Chassis (-).
Y N
Replace the Stacker Motor
Check the wire between the Finisher PWB p/j and the Stacker Motor p/j for an open
circuit or poor contact.
If no problems are found, replace the Finisher PWB
If the problem continues, replace the Stacker Motor
Check the following:
A
Status Indicator RAPs
12-960
(PL 17.13).
(PL 17.9).
(PL 17.13).
(PL 17.11).
A
ï The Stacker Motor Gear for wear and damage
ï The Stacker Tray for dragging and improper installation
ï The Stacker Elevator Belt/rack/gear for wear and damage
Remove the other mechanical causes of the Stacker Tray not operating.
Replace the Finisher PWB (PL 17.13).
Upper
Limit
Sensor
Stack A
Sensor
Stack B
Sensor
Figure 1 Component Location
Figure 2 Stack A Sensor CD
6/02
2-244
Prelaunch Training/Review
DC1632/2240