Lexmark 7463-032, Service Manual

Page: 182 / 834

Action Yes No
Step 4
Remove the media tray from the HCIT option and do the following:
•
Check if there is no problem moving the tray input guides.
•
Manually push the media size sensor flags and check if it would spring
back to its original position.
• Check the sensor (HCIT media guide) for damage. Make sure all
obstructions are removed.
Are the above components ok?
Go to step 5. Replace the HCIT
drawer assembly. Go to
“HCIT drawer
assembly removal” on
page 537
.
Step 5
Separate the HCIT from the printer. Remove also the remaining input
options. Check the HCIT interface cable. If damaged, then replace the
cable. See
“HCIT drawer assembly interface cable removal” on page
552 .
Open the left cover, and reseat the connector (J1) on the controller board.
POR the machine.
Does the error remain?
Go to step 6. The problem is solved.
Step 6
Remove all other options and install only the HCIT option.
Does the error remain?
Go to step 8 Go to step 7.
Step 7
Check the interface cable of the printer or upper level option for damage.
Is the above component still ok?
Go to step 8. Replace the interface
cable of the printer or
upper level option.
Step 8
Check the connectors on the controller board. If damaged, then replace
the controller board. See
“HCIT controller PCBA removal” on page 547 .
Reseat all connectors on the controller board, then POR the machine.
Does the error remain?
Replace the controller
board. Go to
“HCIT
controller PCBA
removal” on page
547
.
If the error remains,
then go to step 9.
The problem is solved.
Step 9
Replace the tray.
Does the error remain?
Go to step 10. The problem is solved.
Step 10
Replace the drawer.
Does the error remain?
Contact the next level
of support. The problem is solved.
7463
Diagnostic information
182