Phaser 6180MFP Multifunction Printer Service Manual 4-41
General Troubleshooting
Sensor Tests
Duplex Jam Sensor
Caution
When performing this procedure, remove and cover the Print Cartridges 
to avoid exposure to light if the Front Door will be opened for prolonged 
periods.
1. Enter the Service Diagnostic menu (page 4-5).
2. Open the Front Cover.
3. Remove the Transfer Unit (page 8-9).
4. Remove the Print Cartridges (page 8-11).
5. Perform the Duplex Jam Sensor test: Printer Diag > Engine Diag > 
Sensor Test > Duplex JamSensor > OK.
6. Move the Actuator back and forth and check the information on the 
Control Panel display. The Low and High values change from 0 up to 99.
7. Press the Stop button to stop the Duplex Jam Sensor test.
s6180mfp-160
Control Panel
Normal
Actuator
Duplex JamSensor
L-0
Duplex JamSensor 
H-0