A system for lighting control including a monitor device, and a lighting system component configured as a luminaire or as a lighting control device for controlling a luminaire. The monitor device includes a wireless radio communication interface system configured for wireless communication over a diagnostic band, and a processor. The lighting system component includes a wireless radio communication interface system configured for wireless communication over the diagnostic band and a separate wireless lighting control network communication band, and a processor configured to obtain diagnostic data about the lighting system component, and transmit via the wireless radio communication interface over the diagnostic band, the diagnostic data to the monitor device.