1. ZD421 and ZD621 Series Desktop Printers User Guide
  2. Install Hardware Options
  3. Installing the Wireless Connectivity Module
  • ZD421 and ZD621 Desktop Printer User Guide
Installing the Wireless Connectivity Module

Installing the Wireless Connectivity Module

The wireless connectivity module provides Wi-Fi connectivity for the printer. Install it to allow your printer to connect to Wi-Fi networks.
The discharge of electrostatic energy that accumulates on the surface of the human body or other surfaces can damage or destroy the printhead or electronic components used in this device. You must observe static-safe procedures when working with the printhead or the electronic components.
No tools are needed to perform this procedure.
To prepare for the installation, remove any loaded media, turn the printer power
OFF
, and disconnect any power or interface cables from the printer.
  1. Turn the printer over to access the wireless connectivity door located at the bottom of the printer.
  2. Push the latch at the top with your fingertip to open the module access door. The printer base has a recessed area for your fingertip.
    The latch releases.
  3. Lift and swing the door up to remove it.
    Module access door shown swinging open with an arrow to indicate the upward rotation.
  4. Align the antenna arm and lower the module.
    Ensure the printer's Wi-Fi connector aligns with the module's connectors.
    Image of the module lowering into the printer body. Arrow indicates the motion of the module.
  5. Push the module in gently but firmly until fully seated.
  6. Align the shortest side of the wireless connectivity door to the shortest side of the opening.
  7. Swing the door closed and push down to lock the latch.
    Connectivity door closing with a curved arrow to indicate the action of swinging the door closed.
  8. Place the compliance label that shipped with the module on the bottom of the printer.
    The compliance label has the appropriate regulatory marks needed to use the printer in your country.
    Label Locations for Thermal Transfer Printers
    Two side by side images. The left image shows the bottom of the printer with an outline where the label will go. The right image shows the label placed within the specified area.
    1
    Location for the label
    2
    Label affixed
    Label Locations for Direct Thermal Printers
    Two side by side images. The left image shows the bottom of the printer with an outline where the label will go. The right image shows the label placed within the specified area.
    1
    Location for the label
    2
    Label affixed
After all hardware upgrade kits are added, reconnect the printer's power and interface cables.
We recommend that you update the printer firmware to verify the printer and wireless module have the same, latest version. Go to Updating Printer Firmware for firmware update instructions.