Lexmark MB2546 - Page 148

Action Yes No
Step 3
Replace the controller board. See
“Controller board removal” on
page 230.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Printhead communication error service check
Action Yes No
Step 1
Restart the printer.
Does the problem remain?
Go to step 2. The problem is
solved.
Step 2
a Remove the top cover. See “Top cover removal” on page
276.
b Remove the right cover. See “Right cover removal” on
page 223.
c Reseat the printhead cable from the printhead and the
controller board.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Update the firmware to the latest version.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
Check the printhead and its cables for damage and improper
installation.
Is the printhead free of damage and properly installed?
Contact the next
level of support.
Go to step 5.
Step 5
Reinstall or replace the printhead. See
“Printhead removal” on
page 279.
Installation note: Perform all the mechanical and electronic
adjustments to the printhead after replacing it. See
“Printhead
assembly adjustment” on page 207.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
7017-2xx, -4xx, -6xx
Diagnostics and troubleshooting
148