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Replacement and Adjustments

Before You Begin

Precautions

Special Tools

Printing the Test Page and Reports

Basic Procedures

Before You Begin

Printer Covers

AIO

Output Tray

Front Cover

Top Cover

Maintenance Cover

Right Cover

Left Cover

Rear Cover

3in1 Covers, Platen Cover, Flatbed Unit

Platen

AIO

Output Tray

Front Cover

Right Cover

Left Cover

Left Hinge

Rear Cover

Platen Cover, Flatbed Scanner Unit

4in1 Covers, Flatbed Unit, ADF

Original Feed Tray

AIO

Output Tray

Front Cover

Right Cover

Left Cover

Left Hinge

Rear Cover

ADF/Flatbed Unit

Removing the Fusing Unit

Utilities and Maintenance

Operation Panels

Printer Operation Panel

3in1 Operation Panel

4in1 Operation Panel

Laser Unit

Removing the Laser Unit

After Replacing the Laser Unit

Paper Feed and Exit

Paper Feed Roller

Friction Pad

Paper Transport Roller

Image Transfer Roller

Paper Exit Roller

Sensors

Registration Sensor

Exit Sensor

Main Motor

Removing the Main Motor

Reinstalling the Main Motor

Solenoid

Pickup Roller Solenoid

Switches

Safety Switch

Output Tray Switch

Fusing Unit

Fusing Lamp

Fusing Unit Thermistor

Paper Exit Roller

Hot Roller

Pressure Roller

Thermostat

Ground Plate

PCB

Before You Begin

Printer Main Board

3in1 Main Board

4in1 Main Board

After Replacing the Main Board

4in1 Fax Board

4in1 Fax Speaker

PSU

HVPS

Scanner Unit (3in1 and 4in1)

ADF (4in1 only)

Refilling the AIO

Before You Begin

AIO, Toner Packs

Toner End Alert: Printer, 3in1

Toner End Alert: 4in1

More About the Toner End Option for 4in1

What You Need

Refill Procedure

Removing Old Toner

Filling the AIO with New Toner

After Refilling