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Version: 5.32

Establish a config connection

1. Necessary equipment

  • Computer running Windows, Linux or macOS
  • Micro-USB cable
Note for ICC1324 owners

The ICC1324 requires a USB-B 2.0 cable instead (also known as printer cable).

2. Connecting your computer through USB or Ethernet for initial configuration

tip

Connecting through USB is recommended.

  1. Make sure the Charge Controller is ready (refer to the LED status reference)
  2. Plug the appropriate USB cable into the Charge Controller's CONFIG port and connect it to your computer
  3. Open http://192.168.123.123 through your web browser

You should now be met with the Config UI or Legacy Config UI based on your current settings.

tip

If unsure about the wiring, refer to your Charge Controller's handbook.

2.1. Troubleshooting

Try the following in case you run into problems:

  • Make sure the Charge Controller is ready before accessing the Config UI. Refer to the LED status reference to determine the Charge Controller's status.
  • Try a different USB port on your computer

Next try to determine the root cause by process of elimination:

SymptomPossible causeCheck
Opening http://192.168.123.123 in the browser leads to a timeout or 404 error (Not Found)Faulty USB cableUse a different cable or connect a different device, e.g., a working Charge Controller, through the USB cable and check if the device has been recognized by the computer
Faulty USB port on the computerTry connecting the Charge Controller through a different port and check if the device has been recognized
Faulty Charge ControllerTry a different Charge Controller, if that works but the original Charge Controller keeps failing, the Charge Controller might have to be replaced.

3. Further reading