Lexmark 7462 series Service Manual page 216

ADF communication failure service check
Action
Step 1
Check if all connections on the ADF controller card assembly are
properly connected.
Does the problem remain?
Step 2
Replace the ADF controller card assembly. Go to
card removal" on page
Scanner carriage mechanical failure service check
Action
Step 1
Turn off the machine, and then turn it back on.
Does the problem remain?
Step 2
Check the sensor (scanner HP) for proper installation and
operation. Go to "Sensor (scanner HP) service check" on
page 217.
Scanner exposure lamp failure service check
Action
Replace the exposure lamp. Go to
exposure lamp removal" on page
Does the problem remain?
Scanner CCD failure service check
Action
Replace the scanner CCD assembly. Go to
assembly removal" on page
Hard drive is missing service check
Action
Install the hard drive.
Does the problem remain?
541.
"Scanner/ADF duplex CCD
505.
"Scanner CCD
504.
Diagnostic information
Yes
Go to step 2.
Contact the next
level of support.
"ADF controller
Yes
Go to step 2.
Contact the next
level of support.
Yes
Contact the next
level of support.
Yes
Contact the next
level of support.
Yes
Contact the next
level of support.
216
7462
No
The problem is
solved.
The problem is
solved.
No
The problem is
solved.
The problem is
solved.
No
The problem is
solved.
No
The problem is
solved.
No
The problem is
solved.