Action Yes No
Step 13
Replace the cable.
Does the problem remain?
Go to step 14. The problem is
solved.
Step 14
Replace the printhead. See
“Printhead removal” on page 413.
Does the problem remain?
Go to step 15. The problem is
solved.
Step 15
Replace the controller board. See
“Controller board removal” on
page 409.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Gapping or half color page check
Action Yes No
Step 1
Make sure all the packing materials on the imaging unit are
removed.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Reseat the cyan, magenta, and yellow developer units in the
imaging kit.
b Reseat the imaging kit.
c Enter the Diagnostics menu, and then navigate to:
Advanced Print Quality Samples > Advanced Print Quality
Samples
d Check the test page.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Check the developer hold down arms and springs for damage, and
replace if necessary. See
“Developer hold down removal” on
page 415.
Does the problem remain?
Go to step 4. The problem is
solved.
7528
Diagnostic information
41