Xerox WorkCentre Pro 423, Service Manual

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03/02 2.2 Level 1 Troubleshooting
WorkCentre Pro 423/428 2-3 CHAPTER 2 TROUBLESHOOTING
2.2 Level 1 Troubleshooting
Level 1 FIP
Ask the operator about symptoms.
Was the procedure performed correctly?
Y
N
Take action for wrong operation/consumables-related problems.
Print out pending jobs. Turn Main Power Switch off then on.
Is display on Operation Panel correct?
Y
N
Perform AC Power FIP.
Is IIT/IOT Status Code displayed?
Y
N
Enter Diagnostic Mode and run Self Test.
Is Self Diagnostics activated?
Y
N
Perform Power Supply FIP.
Make a copy in the problem mode.
Status Code displayed?
Y
N
Is the operation failure unique to IIT/IOT?
Y
N
Is it an image quality problem?
Y
N
Perform an appropriate troubleshooting using corrective actions for other
FIPs or BSDs, Chapter 9. Or Try communication with NSC.
Are communications conducted normally?
Y
N
Have you made communications tests with NSC twice?
Y
N
Take corrective action for X Code.
Try communications with problem remote terminal.
Are communications conducted normally?
Y
N
Take corrective action for X Code.
End of work.
A B C D E
A B C D E
Try communications with problem remote terminal.
Are communications conducted normally?
Y
N
Take corrective action for X Code.
End of work.
Select an appropriate image quality problem item from the table of contents for
Chapter 3 and take action.
Is there excessive noise from the rear gear train?
Y
N
Take an appropriate corrective action referring to IIT/IOT Status Code List.
Lubricate with lubricant (PL 14.1, Item 3)
Take an appropriate action referring to Status Code List.
Take an appropriate corrective action referring to IIT/IOT Status Code List.