Lexmark MS81x User Manual

Action Yes No
Step 4
Check the sensor (duplex path) for proper operation.
a Enter the diagnostic mode.
b Select duplex tests.
c Select sensor test.
d Observe the line item sensor.
Does the display on the control panel change every time the sensing area
of the above sensor is interrupted or blocked?
Go to step 6.Go to step 5.
Step 5
Check the above sensor for proper connection.
Is the above sensor connected properly?
Replace the sensor
(duplex path). See
“Sensor (duplex path)
removal” on page
344.
Reseat the connection.
Step 6
Ensure the duplex motor cable is properly connected.
Is the above cable properly connected?
Go to step 7. Reseat the connection.
Step 7
Perform a print test.
Does the error continue?
Replace the duplex
motor. See “Duplex
motor removal” on
page 320.
Problem solved.
Step 8
Perform a print test.
Does the error continue?
Replace the controller
card. See “Controller
board removal” on
page 349.
Problem solved.
Sensor (duplex path) late leaving jam service check
Action Yes No
Step 1
Check the duplex path for media jams and obstructions.
Is the duplex path free from media jams and obstructions?
Go to step 2. Remove media jams
and obstructions.
Step 2
Check the duplex front flap for damage.
Is the duplex front flap free from damage?
Go to step 3. Replace the duplex
front flap. See “Duplex
front flap removal” on
page 335.
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Diagnostic information
75

Lexmark MS81x Specifications

General

Brand	Lexmark
Model	MS81x
Category	Printer
Language	English