Model discontinued. This page is no longer updated.


FAQs & Troubleshooting

FAQs & Troubleshooting

How do I install the Optional Network Board?(Nc-4100h)


Be sure to switch off the power and unplug the power cord from the outlet before carrying out the operations. If not, you might get an electrical shock.


Follow the procedure below to install the Lower Mailbox Unit.

  1. Turn off the printer, and then unplug the power cord. Disconnect the interface cable (printer cable) from the printer.


  2. Open the Interface cover.


  3. Loosen the two screws that secure the PCB access plate. Remove the plate.


  4. Remove the two screws securing the Network board cover plate and remove the plate.


  5. Unpack the Network board.


  6. Insert the Network board connector into the PCB connector, and then secure it with the two screws removed in Step 4.


  7. Re-install the PCB access plate, and then secure it with the two screws you removed in Step 3.


  8. Close the Interface cover.


  9. Plug the power cord into the AC outlet, and then turn on the power switch.



If your question was not answered, have you checked other FAQs?

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If you need further assistance, please contact Brother customer service:

Related Models

HL-1650, HL-1850

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