Lexmark MS81 Series Service Manual page 205

Action
Step 2
Remove the media tray from the HCIT option and do the following:
•
Check the sensor (HCIT media low) for damage. Make sure the sensor
is properly installed.
•
Check also the sensor flag for damage. Manually trigger the flag and
check if it springs back to its original position. If there are problems
with the sensor, then replace it. Go to
flag removal" on page
Open the left cover, and reseat the connector (J1) on the controller board.
POR the machine.
Does the error remain?
Step 3
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
429.
Open the left cover, and reseat the connector (J1) on the controller board.
POR the machine.
Does the error remain?
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?
Step 5
Remove all other options and install only the HCIT option.
Does the error remain?
Step 6
Check the interface cable of the printer or upper level option for damage.
Is the above component still ok?
Step 7
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?
"Sensor (HCIT media low) with
430.
Diagnostic information
Yes
Go to step 3.
Go to step 4.
Go to step 5.
Go to step 7.
Go to step 7.
Replace the controller
board. Go to
controller PCBA
424.
removal" on page
424.
If the error remains,
then go to step 8.
205
No
The problem is solved.
The problem is solved.
Replace the HCIT
drawer assembly. Go to
"HCIT drawer
assembly removal" on
page 414.
Go to step 6.
Replace the interface
cable of the printer or
upper level option.
The problem is solved.
"HCIT
4063