1. ZD421 and ZD621 Series Desktop Printers User Guide
  2. Install Hardware Options
  3. Printer Connectivity Modules
  4. Installing the Internal Ethernet (LAN) Module
  • ZD421 and ZD621 Desktop Printer User Guide
Installing the Internal Ethernet (LAN) Module

Installing the Internal Ethernet (LAN) Module

Follow these instructions to install the Ethernet (LAN) module.
  1. With the DC power plug and module’s access door removed, slide the Ethernet module into the printer. Push the circuit card in slowly but firmly until the card is just past the inside lip of the access door.
    Left image shows the Ethernet module sliding into the printer port. Right image shows the lip of the access door exposed after the circuit card is fully inserted.
  2. Align the bottom of the Ethernet port’s door cover to the bottom lip of the module access opening, then swing the door up and snap the cover closed.
    Front view of the printer with a callout identifying the ethernet port (RJ45)
    1
    Ethernet port (RJ-45)
    For best printer performance, update the printer’s firmware after installing options or immediately after the printer’s initial setup. See Updating Printer Firmware.