Phaser 6180 Color Laser Printer Service Manual 3-25
Error Messages and Codes
Troubleshooting References Table
Applicable Parts Wiring and Plug/Jack Map References
■ Registration Sensor Harness,
PL3.2.37
■ Fuser Harness, PL6.1.11
■ Right Side Harness, PL10.1.15
■ Feeder, PL3.2.1
■ MCU Board, PL9.1.20
■ Drive Assembly, PL8.1.7
■ Main Drive, PL8.1.2
■ “Map 1 - Electrical and Drive” on
page 10-10
■ “Map 2 - Laser Unit” on page 10-11
■ “Map 4 - LVPS and MCU Board” on
page 10-13
■ “Main Drive” on page 10-34
■ “Feeder” on page 10-36
■ “Fuser” on page 10-46
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the paper condition. Is the
paper damaged?
Replace the
paper. Go to
step 2.
Go to step 2.
2 Open and close the Front Cover to
check the latches. Does the error still
occur?
Go to step 3. Complete.
3 Reseat the Fuser. Does the error still
occur?
Go to step 4. Complete.
4 Perform the Exit Sensor test
(page 4-28): Service Mode > Engine
Diag > Sensor Test > Exit Sensor.
Does the number on the Control Panel
increase by 1 when the Actuator of the
Exit Sensor is activated?
Go to step 9. Go to step 5.
5 Check the wiring harness connectors
P/J17 and P/J171 between the MCU
Board and the Fuser. Are the
connectors securely connected?
Go to step 6. Reconnect the
connectors.
6 Check the Fuser Harness for
continuity.
1. Disconnect P/J17 and P/J171.
2. Check continuity between P/J17 <=>
P/J171.
Go to step 7. Replace the
Fuser Harness.
7 Check the Fuser signal.
1. Disconnect P/J17 on the MCU
Board.
2. Is there +3.3 V across ground <=>
J17-1?
Go to step 8. Replace the
MCU Board
(page 8-87).
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