Hcit Undetected Service Check - Lexmark M5150 Service Manual

Action
Step 8
Check the connectors on the controller board. If damaged, then replace
the controller board. See "HCIT controller PCBA removal" on page
Reseat all connectors on the controller board, then POR the machine.
Does the error remain?
Step 9
Replace the tray.
Does the error remain?
Step 10
Replace the drawer.
Does the error remain?

HCIT undetected service check

Action
Step 1
Remove the media tray from the HCIT option and do the following:
• Remove all media and check the paper guides for damage. Move the
paper guide and verify if it can move freely from one position to
another.
•
Check the media size finger flag for damage.
•
Check the elevator plate. Manually lower down the elevator plate and
check if it springs back to its original position.
•
Check the elevator tension cables if there are problems.
•
Check the elevator gears for damage.
•
Manually turn the drive gear and check if the other gears engaged to
it will also turn.
•
Check if the tray can be inserted properly into the HCIT option.
Are the above components ok?
Step 2
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?
Yes
Replace the controller
board. Go to
controller PCBA
541.
removal" on page
541.
If the error remains,
then go to step 9.
Go to step 10.
Contact the next level
of support.
Yes
Go to step 2.
Go to step 3.
Diagnostic information
291
No
The problem is solved.
"HCIT
The problem is solved.
The problem is solved.
No
Replace the media tray.
Go to "HCIT removal"
on page 531.
Replace the HCIT
drawer assembly. Go to
"HCIT drawer
assembly removal" on
page 531.
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