A system for monitoring and maintaining a cargo hold of an aircraft comprising: a plurality of master control panels (312, 316, 322) each operatively connected with at least one Line Replaceable Unit operating in a cargo compartment of an aircraft and at least one unit load device, the at least one LRU configured to move the at least one ULD in the cargo compartment based on a control signal from the master control panel; a command unit operatively connected with each master control panel of the plurality of master control panels (212, 316, 322), the command unit comprising a graphical user interface and a processor configured to retrieve, via the processor, a status of at least one on status of the at least one ULD and a status of the status of at least one LRU from each of the plurality of master control panels (312, 316, 322); display on the graphical user interface, the status of the at least one ULD of a plurality of ULDs and the status of the at least one LRU via the processor; and a pop-up window linked to a visual representation of a faulty LRU of the at least one LRU, and configured to display the faulty LRU, including detailed diagnostic information with recommended actions; display an option for a user to run a diagnostic test and display detailed diagnostic test results of the diagnostic test; wherein the display provides together on the graphical user interface a compartment view and a detailed view, the detailed view being for a region of interest indicated by a sliding marker window located on the compartment view, wherein: the graphical user interface is a user touch enabled display environment enabling an operator to slide the detailed view from a FWD position view of the cargo compartment, to an AFT position view of the cargo compartment; and the detailed view includes the pop-up window showing the detailed diagnostic information with recommended actions, and wherein by user input, the sliding marker window is configured to slide from FWD to AFT on the cargo compartment view, and the detailed view of the cargo compartment view responsively updates with a same representation as shown in the compartment view in a zoomed view that shows greater detail. a plurality of master control panels (312, 316, 322) each operatively connected with at least one Line Replaceable Unit operating in a cargo compartment of an aircraft and at least one unit load device, the at least one LRU configured to move the at least one ULD in the cargo compartment based on a control signal from the master control panel; a command unit operatively connected with each master control panel of the plurality of master control panels (212, 316, 322), the command unit comprising a graphical user interface and a processor configured to retrieve, via the processor, a status of at least one on status of the at least one ULD and a status of the status of at least one LRU from each of the plurality of master control panels (312, 316, 322); display on the graphical user interface, the status of the at least one ULD of a plurality of ULDs and the status of the at least one LRU via the processor; and a pop-up window linked to a visual representation of a faulty LRU of the at least one LRU, and configured to display the faulty LRU, including detailed diagnostic information with recommended actions; display an option for a user to run a diagnostic test and display detailed diagnostic test results of the diagnostic test; wherein the display provides together on the graphical user interface a compartment view and a detailed view, the detailed view being for a region of interest indicated by a sliding marker window located on the compartment view, wherein: the graphical user interface is a user touch enabled display environment enabling an operator to slide the detailed view from a FWD position view of the cargo compartment, to an AFT position view of the cargo compartment; and the detailed view includes the pop-up window showing the detailed diagnostic information with recommended actions, and wherein by user input, the sliding marker window is configured to slide from FWD to AFT on the cargo compartment view, and the detailed view of the cargo compartment view responsively updates with a same representation as shown in the compartment view in a zoomed view that shows greater detail. the graphical user interface is a user touch enabled display environment enabling an operator to slide the detailed view from a FWD position view of the cargo compartment, to an AFT position view of the cargo compartment; and the detailed view includes the pop-up window showing the detailed diagnostic information with recommended actions, and wherein by user input, the sliding marker window is configured to slide from FWD to AFT on the cargo compartment view, and the detailed view of the cargo compartment view responsively updates with a same representation as shown in the compartment view in a zoomed view that shows greater detail.