Lexmark M5150 Service Manual page 140

Action
Step 3
Remove all output options and re-install only the mailbox. Enter
Diagnostics Menu and navigate to:
Output bin tests > Feed to all bins
Does the output option feed to all bins normally?
Step 4
Check the auto connector end of the option previously installed below the
mailbox.
Is it free of damage?
Step 5
Check the lower interface cable. If damaged, replace the lower interface
cable. See "Mailbox lower interface cable removal" on page
Re-seat the connector J1A on the controller PCBA, then POR the machine.
Does the error remain?
Step 6
Open the rear door and check the two sensors (pass through) for proper
operation. Enter Diagnostics Menu and navigate to:
Output bin tests > Sensor test
Select the output bin assigned to the mailbox option.
Does the display on the operator panel change every time the sensing
area of the above sensors are interrupted or blocked?
Step 7
a
Open the rear door and check the sensors (pass through):
•
Make sure the sensor is aligned and seated properly.
•
Check the sensor and sensor flag for damage. If damaged, then
replace the sensor. See
on page 733.
b
Re-seat the sensor connections (J3T and J3B) on the controller PCBA.
POR the machine.
Does the error remain?
"Sensor (mailbox pass through) removal"
Diagnostic information
Yes
The problem may not
be on this option tray.
Re‑install the
remaining output
options one at a time
and test each option
for errors. Proceed
with the appropriate
service check based on
the error message and
the output option
being tested.
Go to step 5.
Go to step 6.
710.
Go to step 8.
Go to step 8.
140
4063
No
Go to step 4.
Replace the damaged
upper interface cable
of the output option
previously installed
under the mailbox.
The problem is solved.
Go to step 7.
The problem is solved.