Lexmark 7462 series Service Manual page 79

Action
Step 7
Check if the display on the operator panel changes every time the
sensing area of the sensor (narrow media) is interrupted or
blocked?
a
Enter the Diagnostic mode.
b
Select Base sensor tests.
c
Observe the line item, "input."
If necessary, replace the sensor.
Does the problem remain?
Step 8
Check the above sensor for proper connection, and if necessary,
replace the connection.
Does the problem remain?
Step 9
Remove obstructions in the aligner assembly.
Does the problem remain?
Step 10
Check the transfer roll assembly for damage, and if necessary,
replace the transfer roll assembly. Go to
removal" on page 351.
Does the problem remain?
Step 11
Perform a print test and check if the media is transported and able
to reach the sensor (fuser output). If necessary, replace the main
drive motor assembly. Go to
removal" on page 312.
Does the problem remain?
Step 12
Perform a print test.
Does the problem remain?
"Transfer roll assembly
"Main drive motor assembly
Diagnostic information
79
Yes No
Go to step 8. The problem is
solved.
Go to step 9. The problem is
solved.
Go to step 10. The problem is
solved.
Go to step 11. The problem is
solved.
Go to step 12. The problem is
solved.
Contact next level of The problem is
support. solved.
7462