Hcit Media Low Undetected Service Check - Lexmark MX71x Service Manual

HCIT media low 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 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 interface cable removal" on page
Open the left cover, and reseat the connector J1 on the controller board.
POR the machine.
Does the error remain?
"Sensor (HCIT media low) with
682.
681.
Diagnostic information
Yes
Go to step 2.
Go to step 3.
Go to step 4.
314
7463
No
Replace the media tray.
Go to "HCIT removal"
on page 665.
The problem is solved.
The problem is solved.