core/homeassistant/components/heos/translations/en.json

{
    "config": {
        "abort": {
            "single_instance_allowed": "Already configured. Only a single configuration possible."
        },
        "error": {
            "cannot_connect": "Failed to connect"
        },
        "step": {
            "user": {
                "data": {
                    "host": "Host"
                },
                "description": "Please enter the host name or IP address of a Heos device (preferably one connected via wire to the network).",
                "title": "Connect to Heos"
            }
        }
    }
}