Hcit Transport Motor Failure Service Check - Lexmark MX71x Service Manual

Action
Step 5
If the 250/550-sheet tray option is the only input option installed, then
replace the 250/550-sheet tray option. See
option removal" on page
If there are multiple input options, then remove the suspected input
option and install it as Tray 2. Run a print test, navigate to:
Reports > Device Statistics
Does the error remain?

HCIT transport motor failure service check

Action
Step 1
Open the media tray, and make sure to remove all obstructions.
Does the error remain?
Step 2
Remove all input options and reinstall only the HCIT option. POR into
diagnostics mode and navigate to: INPUT TRAY TESTS > Feed tests > Tray
2
Does the input option feed normally?
Step 3
Open the media tray and do the following:
•
Make sure the separator roller is properly installed.
•
Manually turn the separator roller drive gears and check if the
separator rollers would also turn.
• Check the separator roller gears for damage and obstructions.
Is the separator roll functional and free of damage?
Step 4
Remove the media tray and check the transport drive gears for damage.
Manually turn the gears, and check if it causes the transport rollers to
turn. If there is a problem, then replace the HCIT drawer. See
assembly removal" on page
Remove the left cover, and reseat the connector J1 on the controller
board. POR the machine.
Does the error remain?
"250/550-sheet media tray
648.
665.
Diagnostic information
Yes
Replace the input tray
option. Go to
"250/550-sheet media
tray option removal"
on page 648.
Yes
Go to step 2.
The problem may not
be on this option tray.
Reinstall the remaining
input options one at a
time and test each
option for errors.
Proceed with the
appropriate service
check based on the
error message and the
input option being
tested.
Go to step 4.
Go to step 5.
"HCIT drawer
296
7463
No
The problem is solved.
No
The problem is solved.
Go to step 3.
Replace the separator
roll.
The problem is solved.