Replacing parts and supplies

Replacing the toner cartridge

  1. Open door A.

    The button on the right side of the printer is pushed, and then the door is opened.

  2. Remove the used toner cartridge.

    The toner cartridge is pulled out of the printer.

  3. Unpack the new toner cartridge.

  4. Shake the toner cartridge to redistribute the toner.

    The toner cartridge is shaken left to right three times.

  5. Insert the new toner cartridge.

    The toner cartridge is inserted into the printer.

  6. Close door A.

Replacing the imaging unit

  1. Open door A.

    The button on the right side of the printer is pushed, and then the door is opened.

  2. Remove the toner cartridge.

    The toner cartridge is pulled out of the printer.

  3. Remove the used imaging unit.

    The imaging unit is pulled out of the printer.

  4. Unpack the new imaging unit.

  5. Shake the imaging unit to redistribute the toner.

    The imaging unit is shaken left to right three times.
    Warning—Potential Damage:  Do not expose the imaging unit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.
    Warning—Potential Damage:  Do not touch the photoconductor drum. Doing so may affect the quality of future print jobs.
    The bottom side of the imaging unit containing the photoconductor drum.

  6. Insert the new imaging unit.

    The imaging unit is inserted into the printer.

  7. Insert the toner cartridge.

    The toner cartridge is inserted into the printer.

  8. Close door A.

Replacing the staple refill

  1. Open the convenience stapler access door.

    The convenience stapler door is opened.

  2. Remove the staple cartridge.

    The staple cartridge is pulled out.

  3. Remove the empty staple refill.

    The empty staple refill is pulled out of the staple cartridge.

  4. Insert the new staple refill until it clicks into place.

    The new staple refill is inserted into the staple cartridge.

  5. Insert the staple cartridge, and then close the convenience stapler access door.

    The staple cartridge is inserted into the convenience stapler, and the convenience stapler access door is closed.
    6. Note:  Check the LED indicator status. The convenience stapler is ready to use when the blue light comes on.

Replacing the convenience stapler power supply

  1. Turn off the printer.

  2. Unplug the power cord from the electrical outlet, and then from the printer.

  3. Unplug the power supply from the electrical outlet.

  4. Remove the column cover and power supply cable.

    The column cover and power supply cable are removed.

  5. Remove the convenience stapler.

    The convenience stapler is removed from the printer.

  6. Remove the used power supply.

    The used power supply is removed from the printer.

  7. Unpack the new power supply.

  8. Insert the new power supply through the printer, and then connect it to the convenience stapler.

    The power supply is connected to the convenience stapler and positioned correctly from the printer.

  9. Install the convenience stapler.

    The convenience stapler is installed into its location on the printer column.

  10. Position the power supply properly.

    The power supply is inserted into the printer column to keep it in place.

  11. Attach the column cover.

    The column cover is attached and the power supply is positioned properly.
    Note:  Secure the power supply properly.
    The power supply is covered.

  12. Connect one end of the stapler power cord to the power supply, and then the other end to the electrical outlet.

  13. Connect one end of the printer power cord to the printer, and then the other end to the electrical outlet.

    standard caution icon   CAUTION—POTENTIAL INJURY:  To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.

  14. Turn on the printer.

Replacing MarkNet N8450 Wireless Print Server

shock hazard caution icon   CAUTION—SHOCK HAZARD:  To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.
Note:  This task requires a flat-head screwdriver.

  1. Turn off the printer.

  2. Unplug the power cord from the electrical outlet, and then from the printer.

  3. Open the controller board access cover.

    Warning—Potential Damage:  Controller board electronic components are easily damaged by static electricity. Touch a metal surface on the printer before touching any controller board components or connectors.
    The cover on the right side of the printer is opened.

  4. Remove the wireless print server cover.

    The cover of the wireless print server is removed.

  5. Remove the fax card.

    The fax card is removed from the controller board.

  6. Remove the used wireless print server.

    The wireless print server is pulled out of its slot.

  7. Unpack the new wireless print server.

  8. Insert the new wireless print server until it clicks into place.

    The wireless print server is inserted into its slot.

  9. Insert the fax card, and then install the screws.

    The fax card is inserted in the controller board.

  10. Attach the wireless print server cover, and then install the screw.

    The wireless print server cover is attached.

  11. Close the controller board access cover, and then install the screw.

    The cover at the right side of the printer is closed.

  12. Connect the power cord to the printer, and then to the electrical outlet.

    standard caution icon   CAUTION—POTENTIAL INJURY:  To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.

  13. Turn on the printer.

Replacing the pick tires

  1. Turn off the printer.

  2. Unplug the power cord from the electrical outlet, and then from the printer.

  3. Remove the tray.

    The tray is pulled out of the printer.

  4. Remove the used pick tires.

    The used pick tires are removed from the pick roller assembly.

  5. Unpack the new pick tires.

  6. Insert the new pick tires.

    The new pick tires are inserted.

  7. Insert the tray.

  8. Connect the power cord to the printer, and then to the electrical outlet.

    standard caution icon   CAUTION—POTENTIAL INJURY:  To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.

  9. Turn on the printer.

Replacing the scanner glass pad

  1. Open the scanner cover.

    The scanner cover is lifted.

  2. Remove the used scanner glass pad.

    The used scanner glass pad is peeled off from the scanner cover.

  3. Unpack the new scanner glass pad.

  4. Align the new scanner glass pad to the scanner glass.

    The new scanner glass pad is placed on the scanner glass, with the adhesives facing toward the scanner cover.

  5. Close the scanner cover to attach the new scanner glass pad.

    The scanner cover is closed, with the adhesives facing toward it.

  6. Open the scanner cover.

  7. Apply pressure to the scanner glass pad to secure it.

    The scanner glass pad is pressed to the back of the scanner cover.

  8. Close the scanner cover.

Replacing the ADF rollers

  1. Open door C.

    Door C is pulled up.

  2. Remove the used ADF pick roller.

    A green latch is released, then pulled up to remove the ADF pick roller.

  3. Remove the used ADF separator roller.

    Both sides of the green latches are pinched to unlock and remove the ADF separator roller.

  4. Unpack the new ADF pick roller and ADF separator roller.

  5. Insert the new ADF separator roller until it clicks into place.

    The new ADF separator roller is inserted.

  6. Insert the new ADF pick roller until it clicks into place.

    The new ADF pick roller is inserted, then pulled down.

  7. Close door C.

Resetting the supply usage counters

  1. From the home screen, touch Settings > Device > Maintenance > Configuration Menu > Supply Usage And Counters .

  2. Select the counter that you want to reset.

Warning—Potential Damage:  Supplies and parts without Return Program agreement terms may be reset and remanufactured. However, the manufacturer’s warranty does not cover any damage caused by non-genuine supplies or parts. Resetting counters on the supply or part without proper remanufacturing can cause damage to your printer. After resetting the supply or part counter, your printer may display an error indicating the presence of the reset item.