Replacing an NXT 2D or 4D Controller
If you need to replace an NXT 2-door or 4-door controller in the Doors.NET software, such as if it has been damaged, please use the following procedure to minimize the amount of system down-time:
- Right-click the old NXT controller in the hardware tree (Setup >> Hardware Setup >> All) and choose Disconnect.
- With the controller still highlighted refer to the controller properties on the right.
- Ensure Advanced View is enabled.
- Locate the controller's MAC address in the General settings; it begins 00-14-34.
- Remove the last 3 segments of the MAC address.
- Enter the last 3 segments of the MAC address of the replacement controller.
- Click the save icon
. - Physically install, then factory reset the replacement controller.
- Select the NXT gateway in the hardware tree and click the auto-config button.
- Auto-config should detect the replacement controller and it will appear in the available controllers grid. The old controller description and IP address will also show.
- Click Apply to the detected settings and the auto-config will complete.
- The replacement controller will now be online and it will have all the old controller's configuration and settings.
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