Error Messages, Codes, and Procedures 3-249
Door J Open (Door J Interlock Switch) Troubleshooting Procedure
Step Actions and Questions Yes No
1
Check the condition of Door J.
Is the Door J Interlock Switch actuator
damaged?
Replace Door J. Go to Step 2.
2
Test the Door J Interlock Switch.
Run the Service Diagnostics Door J
Interlock Switch test.
Does the sensor state change when
Door J is opened and closed?
Go to Step 9. Go to Step 3.
3
Check Door J Interlock Harness
connections.
Are FS001, FS002 and P/JF05
connected?
Go to Step 5. Connect and go
to Step 4.
4
Cycle the printer power.
Does the error still occur?
Go to Step 5. Problem solved.
5
Check Door J Interlock Harness continuity.
1. Disconnect FS001, FS002 and P/JF05.
2. Check for continuity at the following:
FS002 <=> P/JF05-2
FS001 <=> P/JF05-1
Are these conductive?
Go to Step 6. Repair the Door J
Interlock
Harness.
6
Check for +24 V to the Door J Interlock
Switch.
Is there +24 V across PF05-2 <=> PF04-3
on the Tray 6 PWB?
Go to Step 7. Replace the Tray
6 PWB
(
page 3-67).
7
Check the Door J Interlock Switch signal.
Does the voltage across PF05-1 <=>
PF04-3 on the Tray 6 PWB change when
Door J is opened and closed?
Go to Step 8. Replace the Door
J Interlock Switch
(
page 3-62).
8
Cycle printer power.
Does the error still occur?
Go to Step 9. Problem solved.
9
Replace the Tray 6 PWB.
Does the error still occur?
Replace the
Engine Logic
Board
(
page 8-89).
Problem solved.
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