January 2016
2-102
WorkCentre WorkCentre 4150/4250/4260WorkCentre 4150/4250/42604150/
OF3
Status Indicator RAPs
OF3 Air Systems RAP
Use this RAP to diagnose faulty machine fans. Faulty fans can cause image quality defects,
smells or overheating.
Procedure
WARNING
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: The main PWB has test points. The location of the test points is shown on the following
PJ location illustrations:
• 4150 Main PWB.
• 4250/4260 Main PWB.
• 4265 Main PWB.
Check the following fans:
• SMPS Fan
• LSU Fan
• Fuser Fan
• Duplex Fan 1
• Duplex Fan 2
SMPS Fan
Go to the 04-910 SMPS Fan Locked RAP.
LSU Fan
Refer to:
• (4150) Wiring Diagram 4.
• (4250/4260) Wiring Diagram 23.
• (4265) Wiring Diagram 39.
Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 06-300 and 06-310. Check that the LSU fan, PL 6.10 Item 3 runs at
normal speed.
3. (4150) Check the wiring between the LSU fan and CN9 on the Main PWB.
4. (4250/4260) Check the wiring between the LSU fan and CN10 on the Main PWB.
5. (4265) Check the wiring between the LSU fan and CN15 on the Main PWB.
6. If necessary, install a new LSU fan, PL 6.10 Item 3.
7. Perform the OF5 Main PWB Check RAP.
Fuser Fan
Refer to:
• (4150) Wiring Diagram 4.
• (4250/4260) Wiring Diagram 23.
• (4265) Wiring Diagram 39.
Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 10-500 and 10-510. Check that the fuser fan, PL 4.15 Item 27 runs at
normal speed.
3. (4150) Check the wiring between the fuser fan and CN9 on the Main PWB.
4. (4250/4260) Check the wiring between the fuser fan and CN10 on the Main PWB.
5. (4265) Check the wiring between the fuser fan and CN15 on the Main PWB.
6. If necessary, install a new fuser fan, PL 4.15 Item 27.
7. Perform the OF5 Main PWB Check RAP.
Duplex Fan 1
Go to the 04-800 Duplex Fan 1 Locked RAP.
Duplex Fan 2
Refer to:
• (4150) Wiring Diagram 4.
• (4250/4260) Wiring Diagram 25.
• (4265) Wiring Diagram 41.
Perform the following:
1. Switch off the machine, then switch on the machine.
2. Enter dC330 code 04-400 and 04-420. Check that the duplex fan 2, PL 7.35 Item 17 runs
at normal speed.
3. (4150) Check the wiring between the duplex fan 2 and CN25 on the Main PWB.
4. (4250/4260) Check the wiring between the duplex fan 2 and CN17 on the Main PWB.
5. (4265) Check the wiring between the duplex fan 2 and CN31 on the Main PWB.
6. Install new components as necessary:
• Duplex fan 2, PL 7.35 Item 17.
• Side cover assembly, PL 7.35 Item 1.
7. Perform the OF5 Main PWB Check RAP.
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