Lexmark M5150 Service Manual page 152

Action
Step 9
a
Open the sensor cover. Reseat the sensor (HCOE media bin full)
connnector.
b
Make sure the sensor (HCOE media bin full) is aligned and properly
seated.
c
Remove all obstructions along the flag mechanism. Check if the sensor
flag has no problem moving.
d
Check the sensor flag for damage. If damaged, then replace the sensor.
See "Sensor (HCOE media bin full) with flag removal" on page
e
Reseat the sensor cable J5 on the controller PCBA.
Does the error remain?
Step 10
Open the rear door and check the HCOE top diverter:
a
Check the diverter for damage. Check if there is no problem moving
the diverter.
b
Make sure the diverter spring is properly installed.
Is the diverter functional and free of damage?
Step 11
Open the left cover. Reseat the main motor cable J4 on the controller
PCBA.
Does the error remain?
Step 12
Note: The sensor (HCOE rear door interlock) should be disabled by
blocking the sensor.
Open the rear door. Do a feed test. Enter Diagnostics menu, and then
navigate to:
OUTPUT BIN TESTS > Feed to All Bins
Check if the transport rollers rotate when the test is performed.
Does the main motor make the transport rollers rotate?
Step 13
Check the drive gear for damage. Turn the gear and check if it has no
problem moving.
Note: To access the drive gear, see
removal" on page 605.
Is the drive gear functional and free of damage?
"HCOE main drive gear assembly
Diagnostic information
152
Yes
Go to step 10.
587.
If the error persists,
then go to step 11.
Go to step 12.
Go to step 13.
Go to step 14.
4063
No
The problem is solved.
Replace the HCOE top
diverter. See "HCOE
top diverter removal"
on page 612.
The problem is solved.
Replace the HCOE main
motor. See "HCOE
main motor removal"
on page 607.
Replace the HCOE drive
gear. See "HCOE main
drive gear assembly
removal" on page
605.