How to recover RXC controller that was loaded with wrong version of firmware?

In this example, and RXC-4 was loaded with RXC-1 firmware.

To recover unit, follow these steps:

• Set your PC/network to access a 192.168.1.X/24 address.
• Boot the device in secondary firmware. (Boot to secondary image by device powered ON with MENU button pressed)
• Wait for some time and try to ping the device with IP 192.168.1.100
• After successful ping, load the url http://192.168.1.100:8080/
• Update the device with rxc4-image-RXC4_x.x.x.swu image.