Xerox Phaser 6180MFP - Copy-Quality Problems; Lines or streaks only present in copies made from the ADF; Spots present in copies taken from the document glass

3-20 Phaser 6180MFP Multifunction Printer Service Manual
Error Messages and Codes
4 1.Reseat the paper in the tray.
2.Does the error still occur?
Go to step 5. Complete.
5 1.Check the paper transfer path.
2.Are there any debris on the paper
transfer path?
Remove the
debris.
Go to step 6.
6 1.Perform the Registration Sensor
test (page 4-43): Service Mode >
Printer Diag > Engine Diag >
Sensor Test > Regi Sensor.
2.Does the number on the Control
Panel increase by 1 when the
Actuator of the Registration Sensor
is activated?
Go to step 7. Go to step 9.
7 1.Perform the Tray 2 Motor test
(page 4-56): Service Mode >
Printer Diag > Engine Diag > Motor
Test > Tray 2 Motor.
2.Does the motor operate properly?
Go to step 8. Go to step 16.
8 1.Perform the Tray 2 Feed Clutch test
(page 4-68): Service Mode >
Printer Diag > Engine Diag > Motor
Test > Tray 2 Feed Clutch.
2.Does the Feed Clutch operate
properly?
Replace the
MCU Board
(page 8-88).
Go to step 13.
9 1.Check the wiring harness
connectors P/J23, P/J232, and P/
J2322 between the MCU Board and
the Registration Sensor.
2.Are the connectors securely
connected?
Go to step 10. Reconnect the
connectors.
10 Check the Registration Sensor
Harness for continuity.
1.Disconnect P/J2322 from the
Registration Sensor.
2.Disconnect P/J232 from the Right
Side Harness.
3.Check continuity between P/J232
<=> P/J2322.
Go to step 11. Replace the
Registration
Sensor
Harness.
11 Check the Right Side Harness for
continuity.
1.Disconnect P/J23 from the MCU
Board.
2.Disconnect P/J232 from the
Registration Sensor Harness.
3.Check continuity between P/J23 <=>
P/J232.
Go to step 12. Replace the
Right Side
Harness.
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No