Lexmark CX825 Service Manual page 409

Printhead failure service check
Action
Step 1
Reset the printer.
Does the problem remain?
Step 2
Check the controller board sockets JWPR1 and JVD01
connections.
Are the cables properly connected?
Step 3
Reseat the cables.
Does the problem remain?
Step 4
Check the printhead connections.
Is the printhead properly connected?
Step 5
Reseat the cables.
Does the problem remain?
Step 6
Check the printhead cables for damage.
Are the cables free of damage?
Step 7
Replace the cables.
Does the problem remain?
Step 8
Reset the printer.
Does the problem remain?
Step 9
Replace the printhead. See
Does the problem remain?
Step 10
Reset the printer.
Does the problem remain?
"Printhead removal" on page
Diagnostic information
409
Yes
Go to step 2.
Go to step 4.
Go to step 4.
Go to step 6.
Go to step 6.
Go to step 8.
Go to step 8.
Go to step 9.
Go to step 10.
636.
Go to step 11.
7564
No
The problem is
solved.
Go to step 3.
The problem is
solved.
Go to step 5.
The problem is
solved.
Go to step 7.
The problem is
solved.
The problem is
solved.
The problem is
solved.
The problem is
solved.