Action Yes No
Step 5
Replace the reverse solenoid. See
“Reverse solenoid removal”
on page 233.
Does the problem remain?
Go to step 6. The problem is
solved.
Step 6
a Enter the Diagnostics menu, and then navigate to:
Printer diagnostics and adjustments > Sensor tests
b Find the sensor (Duplex path 1).
Does the sensor status change while toggling the sensor?
Go to step 9. Go to step 7.
Step 7
a Reseat the sensor cable from the controller board.
b Check the sensor and its actuator for improper installation and
damage.
Is the sensor properly installed and free of damage?
Go to step 9. Go to step 8.
Step 8
Replace the sensor. See
“Sensors (duplex and input) removal” on
page 278.
Does the problem remain?
Go to step 9. The problem is
solved.
Step 9
a Remove tray 1 to access the parts under the printer.
b Check the duplex assembly and its gears, belt, and gear links
for wear and damage.
Are the duplex assembly and its components free of wear and
damage?
Contact the next
level of support.
Go to step 10.
Step 10
Replace the duplex assembly. See
“Duplex removal” on
page 275.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
7018
Diagnostics and troubleshooting
90
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