Gp 9 How To Check A Switch - Xerox VersaLink B7025 Service Manual

GP 9 How to Check a Switch

Purpose
Use this procedure to check the operation of a switch.
NOTE: The circuit in Figure 1 shows an interlock switch actuated by the closing of a door.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP 10. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
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.
Procedure
• Disconnect PJA (Flag 1). Check the electrical operation of the switch.
• Disconnect PJB (Flag 1). Check for +5V and 0V on the IOT PWB.
• Check the wiring and the connectors for the switch circuit.
Figure 1 Wiring diagram
General Procedures and Information
GP 9
WARNING
April 2017
6-12 Xerox® VersaLink® B7025/B7030/B7035 Multifunction Printer
Launch Issue