Sensor (Mailbox Pass Through) Jam Service Check - Lexmark MX71x Service Manual

Sensor (mailbox pass through) jam service check

Action
Step 1
a
POR the printer.
b
Reseat the installed output option on the printer.
c
Clear obstructions along the paper path.
d
Close the rear door properly.
Does the error remain?
Step 2
Check the auto connector end of the printer below the mailbox.
Is it free of damage?
Step 3
Check the lower interface cable. If damaged, replace the lower interface
cable. See "Mailbox lower interface cable removal" on page
Reseat the connector J1A on the controller board, then POR the machine.
Does the error remain?
Step 4
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 sensors are interrupted or blocked?
Step 5
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 835.
b
Reseat the sensor connections (J3T and J3B) on the controller board.
POR the machine.
Does the error remain?
Step 6
Open the rear door and do the following:
• Check the rear door for damage
• Manually turn the rear door rollers and check if they are ok
• Check if the rear door opens and closes properly
Is the rear door functional and free of damage?
"Sensor (mailbox pass through) removal"
Diagnostic information
Yes
Go to step 2.
Go to step 3.
Go to step 4.
812.
Go to step 6.
Go to step 6.
Go to step 7.
160
7463
No
The problem is solved.
Replace the damaged
upper interface cable
of the printer.
The problem is solved.
Go to step 5.
The problem is solved.
Replace the mailbox
rear door. See
"Mailbox rear door
removal" on page
791.