3-122 Phaser 6180MFP Multifunction Printer Service Manual
Error Messages and Codes
Fan Motor Error (Duplex Fan)
Error for the Duplex Fan Motor has occurred. The following troubleshooting 
procedure applies to this error.
Applicable Chain Link
■ Chain Link 042-313: Fan Motor Error (IOT Fan Motor Failure)
Initial Actions
■ Cycle printer power.
■ If the problem persists, follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Front Cover Harness, PL1.2.13
■ MCU Board, PL9.2.13
■ Right Side Harness, PL10.1.12
■ Duplex Unit, PL12.1.1
■ Duplex Harness, PL12.1.18
■ “Map 1 - Electrical and Drive” on 
page 10-10
■ “Map 4 - LVPS and MCU Board” on 
page 10-13
■ “Map 5 - Duplex Unit” on page 10-14
■ “DC Power Supply” on page 10-24
■ “Duplex Wiring Diagram” on page 10-48
Troubleshooting Procedure Table 
Step Actions and Questions Yes No
1 1.Perform the Duplex Fan test 
(page 4-77): Service Mode > 
Printer Diag > Engine Diag > Motor 
Test > Duplex Fan.
2.Does the Motor operate properly?
Replace the 
MCU Board 
(page 8-88).
Go to step 2.
2 1.Check the Duplex Unit installation. 
Reseat the Duplex Unit 
(page 8-115).
2.Does the error still occur when the 
printer is turned On?
Go to step 3. Complete.
3 1.Check the wiring harness 
connectors P/J27, P/J272, P/J2720, 
and P/J428 between the Duplex 
Board and the MCU Board.
2.Are the connectors securely 
connected?
Go to step 4. Go to step 8.