Xerox Phaser 7400

3-56 Phaser 7400 Color Printer Service Manual
Close Finisher Door F
The Door F Interlock Switch indicates that Door F 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 Wiring and Plug/Jack References
■ Door F Interlock Switch and actuator ■ Options Map 9 Inverter Sensor Locations
■ Options Inverter Sensors Diagram
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the following for evidence of fault or
damage:
■ Door F Interlock Switch
■ Switch actuator
Replace the parts
concerned.
Go to Step 2.
2
Test the Door F Interlock Switch.
NOTE: Door sensor tests are located under
the Interlock Switches sub-menu.
Run the Service Diagnostics Front Door
Switch test.
Does the switch function correctly?
Replace the Engine
Control Board
(
page 8-112).
Go to Step 3.
3
Check the switch connection.
Is CN68 connected?
Go to Step 4. Connect the
switch.
4
Check all pins on the harness for continuity.
Disconnect the Switch harness from CN8.
Is the harness conductive?
Go to Step 5. Replace the
harness.
5
Replace the Door F Interlock Switch.
Does the error persist?
Replace the
Finisher Control
Board.
Complete