Action Yes No
Step 3
a Make sure the index sensor is free of debris.
b Check it for damage.
Is it free of damage?
Go to step 4. Replace the index
sensor. See
“Index
sensor removal” on
page 246.
Step 4
a Make sure the trailing edge sensor is free of debris.
b Check it for damage.
Is it free of damage?
Go to step 5. Replace the trailing
edge sensor. See
“Trailing edge sensor
removal” on page
249.
Step 5
a Make sure the input sensor is free of debris.
b POR into the Diagnostics menu and perform a sensor test:
Diagnostics Menu > Base Sensor Test > Input
Does the sensor state on the control panel display change when it is
toggled?
Go to step 6. Replace the input
sensor. See
“Duplex
sensor and input
sensor removal” on
page 243.
Step 6
POR into the Diagnostics menu and perform a sensor test:
Diagnostics Menu > Base Sensor Test > Narrow Media
Does the sensor state on the control panel display change when it is
toggled?
Go to step 7. Replace the narrow
media/bin full sensor.
See
“Narrow
media/bin full sensor
removal” on page
258.
Step 7
a Remove the main drive gearbox.
b Check the gears for wear or damage.
c Check the main drive motor for rotation.
Are the gears free of wear or damage and does the main drive motor
rotate?
Go to step 8. Replace the main drive
gearbox. See
“Main
drive gearbox
removal” on page
182.
Step 8
Replace the controller board.
Does the error remain?
Problem is solved. Contact the next level
of support.
4514-6xx
Diagnostic information
90
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