October 2012
2-91
ColorQube 8570/8870 Service Manual
Close Front Door A, Close Exit Door B
Fault Messages and Codes
Xerox Internal Use Only - Revised, 3rd Revision
Close Front Door A (when actually closed)
A Front Door error has occurred. The following troubleshooting procedure applies to this error.
Initial Actions
• Check that there is nothing blocking the Front Door.
• Check that connection to the I/O Board is secure.
• If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts (Chapter 5 - Parts List)
• Front Door Assembly, PL 1.1 Item 1
• I/O Board, PL 5.1 Item 10
• Front Door Switch, PL 6.1 Item 6
Wiring and Plug/Jack References (Chapter 7 - Wiring Data)
• Figure 1, Right Side Wire Routing
• Figure 8, I/O Board, Sensors (1 of 2)
Procedure
Open the Front Door. Check area around the door sensor (right side). Inspect the plastic com-
ponent that engages the sensor when the door is closed. Is the plastic component dam-
aged?
YN
Check the Front Door Switch wiring harness connector P/J117. Is the connection
secure and undamaged?
YN
Reseat and/or replace/repair the wiring harness.
Check resistance on the Front Door Switch wiring harness connector P/J117. Is is open
or shorted?
YN
Replace the I/O Board (REP 5.10).
Replace the Front Door Switch (REP 6.6).
Replace the Front Door (REP 1.1).
Close Exit Door B (when actually closed)
An Exit Door error has occurred. The following troubleshooting procedure applies to this error.
Initial Actions
• Check that there is nothing blocking the Exit Assembly.
• If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts (Chapter 5 - Parts List)
• Exit Door B, PL 1.1 Item 7
• Exit Module Assembly, PL 3.1 Item 13
• I/O Board, PL 5.1 Item 10
Wiring and Plug/Jack Reference (Chapter 7 - Wiring Data)
• Figure 8, I/O Board, Sensors (1 of 2)
Procedure
Open the Exit Door B. Check area around the door sensor (left side). Inspect the plastic com-
ponent that engages the sensor when the door is closed. Is the plastic component dam-
aged?
YN
Replace the Exit Assembly (REP 3.13). Does the error persist?
YN
Troubleshooting complete.
Replace the I/O Board (REP 5.10).
Replace the Exit Door B (REP 1.7).