Turn off the printer, and then unplug the power cord from the electrical outlet.
Using a flat‑head screwdriver, remove the controller board shield.
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 electronic components or connectors.
Install the wireless module into its housing.
Attach the wireless module to the controller board shield.
Connect the wireless assembly to the ISP connector in the controller board.
Attach the controller board shield.
Attach the NFC card.
Connect the power cord to the electrical outlet, and then turn on the printer.
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.