Close Finisher Door H - Xerox Paser 7400 Service Manual

Close Finisher Door H

The Upper Cover (Door H) Sensor indicates that Door H is open.
Initial Actions:
Ensure that the door is free of obstructions and fully closed.
Verify that the actuator is not broken.
Cycle printer power.
If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts
Upper Cover Sensor
Troubleshooting Procedure Table
Step Actions and Questions
1 Check the following for evidence of fault or
damage:
Door H Actuator
Door H Switch
2 Test the Door H Switch.
Run the Service Diagnostics Upper Cover
test.
Does the sensor function correctly?
3 Check the sensor connection.
Is CN4 on the Finisher Control Board
connected?
4 Check the Door H signal.
Does the voltage change on CN4-6 of the
Finisher Control Board when the switch is
activated?
3-36
Wiring and Plug/Jack References
Options Map 7, Finisher Sensor Locator (1/2)
Options Finisher Controller to Sensors (1/3)
Phaser 7400 Color Printer Options Service Manual
Yes
Replace the parts
concerned.
Replace the Engine
Control Board (see
Book 1).
Go to Step 4.
Replace the
Finisher Control
Board (page 5-46).
No
Go to Step 2.
Go to Step 3.
Reconnect the
sensor.
Replace the
harness.