Abstract: A method is provided for performing a diagnostic test on a piece of equipment, the equipment including a plurality of components, each of the components including a diagnostic test result store. The method comprises executing a diagnostic test by means of a diagnostic apparatus embedded within the piece of equipment, determining, based on the results of the diagnostic test, that one of the components is diagnosed to be faulty, preparing a report of results of the diagnostic test within the diagnostic test store of the faulty component; and storing the report in a test report store on-board the diagnosed faulty component.

Abstract: A hand held remote control device having enhanced range capability includes a radio transmitter for transmitting encoded signals at a frequency between 1 MHz to 1 GHz, a battery and switch for energizing the transmitter, means for encoding and transmitting signals, and a housing, the improvement wherein said transmitter includes an open loop antenna connected to a conductive object that is exposed to the operator's touch on the outside of the housing.