Unready image service check
Action Yes No
Step 1
Make sure that the Page description language (PDL) of the print job is
supported. Install the supporting option card if necessary.
Does the problem remain?
Go to step 2. The problem is solved.
Step 2
Enter the Diagnostics menu, and then navigate to:
PRINT TESTS > Tray 1
Does the problem remain?
Go to step 3. The problem is solved.
Step 3
a Make sure that the printhead and board cables are properly
connected.
b Check the cables for damage, and replace if necessary.
Does the problem remain?
Go to step 4. The problem is solved.
Step 4
Check the controller board pins for damage, and replace if necessary. See
“Controller board removal” on page 356.
Does the problem remain?
Go to step 5. The problem is solved.
Step 5
a Make sure that the printhead is properly installed.
b Check the printhead for damage, and replace if necessary. See
“Printhead removal” on page 275.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
685 errors
685 error messages
Error code Description Action
685.xx Original document size mismatch detected at the ADF. See
“ADF document size mismatch service check”
on page 182.
7421
Diagnostic information
181
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