Entry Level Fault Isolation Procedure - Xerox Phaser 4500 Service Manual

Entry Level Fault Isolation Procedure

Use this procedure to quickly determine the general area of the printer in which the
problem is located.
Troubleshooting Procedure
Steps Actions and Questions
1 Switch the printer OFF then ON.
Does the printer display READY TO
PRINT on the Front Panel Within 1
minute?
2 Does the printer display an error
message or code?
3 Is the Front Panel LCD/LED Display
defective, or the buttons inoperable?
4 Run Test Prints from all input trays:
1. In the Main Menu, select
Troubleshooting and press the OK
button.
2. Select Print Quality Problems and
press the OK button.
3. Select Test Prints and press the OK
button.
Does the printer display an error
message or code while printing?
5 Does the printer produce the test
prints?
6 Evaluate the test prints.
Does the print quality meet or exceed
the print quality specifications?
7 Enter Service Diagnostics and generate
Print Engine Test Prints from all input trays.
Does the printer produce the test
prints?
8 Request the customer to send a print job
from their application.
Did the job print successfully?
3-8
Yes
Go to Step 4
Go to the
procedure for that
error message or
code.
Go to Front Panel
Troubleshooting
procedure
Go to the
procedure for that
error message or
code.
Go to step 6
Go to step 8
Go to "Image
Processor
Isolation" on
page 4-37
Problem solved;
return to Final
Checkout in the
Service Flowchart.
Phaser 4500 Service Manual
No
Go to step 2
Go to step 3
Go to step 4
Go to step 5
Go to step 7
Go to "Print-
Quality
Troubleshooting"
on page 5-1
Go to "Inoperable
Printer" on
page 3-70
Go to "Operating
System and
Application
Problems" on
page 3-20