Xerox Phaser 4500

General Troubleshooting 4-69
Offset Sensor (On Stacker PWBA)
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ Offset Sensor (Mounted on
Stacker PWBA)
■ Offset Assembly Chute
■ Stacker PWBA
■ Stacker Assembly Harness 2
■ HVPS/Engine Logic Board
■ Stacker Assembly Harness 1
■ “Stacker Plug/Jack Locator” on page 10-14
■ “Stacker General Wiring Diagram” on page 10-31
■ “Stacker Signal Diagram” on page 10-32
■ “24 V Interlock, Rear Cover Switch, Main Motor, Sub
Fan, Exit Motor Assembly” on page 10-18
Troubleshooting Procedure
Steps Actions and Questions Yes No
1
Check the actuator of the Offset Chute:
1. Remove the Stacker (page 8-132).
2. Remove the Stacker Cover
(page 8-134).
3. Manually operate the actuator on the
Offset Chute.
Does the Offset Chute operate
smoothly?
Go to step 2. Replace the
Offset Chute
Assembly (steps
1-10 of “Upper
Stacker Roller” on
page 8-151.
2
Check Stacker Harness 2:
1. Disconnect P/J70 from Stacker PWBA.
2. Remove Stacker Harness 2.
3. Test J70 <=> J3070 for continuity
Is the harness continuous?
Go to step 3. Replace Stacker
Harness 2.
3
Check Stacker Harness 1:
1. Remove Stacker Harness 1.
2. Test J30 <=> J3070 for continuity
Is the harness continuous?
Go to step 4. Replace Stacker
Harness 1.
4
Replace the Stacker PWBA (page 8-142).
Is the problem cleared?
Problem solved. Replace the
HVPS/Engine
Logic Board
(page 8-89).