Imaging unit smart chip contact service check
Action Yes No
Step 1
Check the cable JARW2 for proper connection to the controller board.
Is it properly connected?
Go to step 2. Reseat the cables.
Step 2
Check the imaging unit smart chip contact for damaged pins.
Is it free of damage?
Replace the controller
board. See “Controller
board removals” on
page 184.
Replace the printer.
Media size mismatch service check
Action Yes No
Step 1
Check the input tray for damage.
Is it free of damage?
Go to step 2. Replace the input tray.
Step 2
a Make sure the index sensor is free of debris.
b Check it for damage.
Is it free of damage?
Go to step 3. Replace the index
sensor. See “Index
sensor removal” on
page 230.
Step 3
a Make sure the trailing edge sensor is free of debris.
b Check it for damage.
Is it free of damage?
Go to step 4. Replace the trailing
edge sensor. See
“Trailing edge sensor
removal” on page
232.
Step 4
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 5. Replace the input
sensor. See “Duplex
sensor and input
sensor removal” on
page 227.
Step 5
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 6. Replace the narrow
media/bin full sensor.
See “Narrow
media/bin full sensor
removal” on page
241.
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Diagnostic information
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