Xerox WorkCentre 5687 Series Service Manual page 1917

GP 13 How to Check a Switch
Description
Use this procedure to check the operation of a switch.
NOTE: The circuit in Figure 1 shows an interlock switch activated by the closing of a door.
Initial Actions
WARNING
Switch off the electricity to the machine, GP 14. Disconnect the power lead from the
customer supply while tasks are performed that do not need the electricity. The electric-
ity can cause the death or injury of persons. The moving components can cause the
injury of persons.
Manually check that the switch operates. Ensure that the magnet or other actuator has enough
mechanical movement to operate the switch.
NOTE: The voltages, PJ numbers, pin numbers and PWB names shown are an example only.
Go to the circuit diagram in the RAP for the correct information.
Procedure
• Go to Flag 1. Disconnect PJA. Check the electrical operation of the switch.
• Go to Flag 1. Disconnect PJB. Check for +5V and 0V on the IOT PWB.
• Go to Flag 1. Check the wiring and the connectors for the switch circuit.
References:
• 01B 0V Distribution RAP.
• 01E +5V Distribution RAP.
• REP 1.2 Wiring Harness Repairs.
WorkCentre 5687 Family
August 2007
6-25
Figure 1 Circuit diagram
General Procedures & Information
GP 13