Lexmark CX825 Service Manual page 460

Main fan failure service check
Action
Step 1
Reset the printer.
Does the problem remain?
Step 2
Check the connection between the main fan and controller board.
Is the fan properly connected?
Step 3
Reseat the cable.
Does the problem remain?
Step 4
Check the main fan cable for damage.
Is the cable free of damage?
Step 5
Replace the cable.
Does the problem remain?
Step 6
Reset the printer.
Does the problem remain?
Step 7
Replace the fan. See
Does the problem remain?
Step 8
Reset the printer.
Does the problem remain?
Step 9
Replace the controller board. See
page 677.
Does the problem remain?
"Main fan removal" on page
"Controller board removal" on
Diagnostic information
Yes
Go to step 2.
Go to step 4.
Go to step 4.
Go to step 6.
Go to step 6.
Go to step 7.
Go to step 8.
678.
Go to step 9.
Contact the next
level of support.
460
7564
No
The problem is
solved.
Go to step 3.
The problem is
solved.
Go to step 5.
The problem is
solved.
The problem is
solved.
The problem is
solved.
The problem is
solved.
The problem is
solved.