A handheld maintenance module may be provided with a display unit capable of generating video images, a wireless transceiver device capable of wireless dats transmission and reception and adapted to be wirelessly coupled to a maintenance controller, and a module controller coupled to the display unit and the wireless data transceiver device. the module controller may be programmed to allow a person to receive a gaming unit maintenance work order that represents a request for a repair of a gaming unit, to cause a video image representing the gaming unit maintenance work order to be displayed on the display unit, to cause a video image of one or more instructions to repair the gaming unit to be displayed, to allow the gaming unit maintenance work order to be closed upon completion of the repair of the gaming unit, and to forward repair data to the maintenance controller.