A testing system for testing a building control system that controls and monitors environmental conditions in a building comprising: a building control system including at least one rack , wherein the at least one rack includes: a housing ; at least one terminal panel mounted in the housing; and a plurality of slidable field panels mounted in the housing in side-by-side relation, wherein the at least one terminal panel includes a plurality of connection terminals that are wired to respective component terminals of a plurality of components mounted to the slidable field panels, wherein each slidable field panel is configured to independently slide at least partially out of a front side opening of the housing via a plurality of slides mounted to each slidable field panel and to the housing ; and at least one story board including: a frame ; a schematic illustration mounted to the frame that depicts components of a heating, ventilating, and air conditioning (HVAC) system ; a plurality of instruments mounted to the frame at locations on the illustration adjacent the depicted components of the HVAC system, which instruments receive inputs from and provide outputs to the building control system through wires connected to the connection terminals of the at least one rack, wherein, the instruments of the at least one story board are operative to mimic aspects of an HVAC system in order to test the configuration of the building control system in the at least one rack. a building control system including at least one rack , wherein the at least one rack includes: a housing ; at least one terminal panel mounted in the housing; and a plurality of slidable field panels mounted in the housing in side-by-side relation, wherein the at least one terminal panel includes a plurality of connection terminals that are wired to respective component terminals of a plurality of components mounted to the slidable field panels, wherein each slidable field panel is configured to independently slide at least partially out of a front side opening of the housing via a plurality of slides mounted to each slidable field panel and to the housing ; and at least one story board including: a frame ; a schematic illustration mounted to the frame that depicts components of a heating, ventilating, and air conditioning (HVAC) system ; a plurality of instruments mounted to the frame at locations on the illustration adjacent the depicted components of the HVAC system, which instruments receive inputs from and provide outputs to the building control system through wires connected to the connection terminals of the at least one rack, wherein, the instruments of the at least one story board are operative to mimic aspects of an HVAC system in order to test the configuration of the building control system in the at least one rack. a frame ; a schematic illustration mounted to the frame that depicts components of a heating, ventilating, and air conditioning (HVAC) system ; a plurality of instruments mounted to the frame at locations on the illustration adjacent the depicted components of the HVAC system, which instruments receive inputs from and provide outputs to the building control system through wires connected to the connection terminals of the at least one rack, wherein, the instruments of the at least one story board are operative to mimic aspects of an HVAC system in order to test the configuration of the building control system in the at least one rack. <EOS>