A paper-sheet handling system including a plurality of paper-sheet handling units (15, 60, 90, 200, 300) each configured to handle a paper sheet, the paper-sheet handling system comprising: a memory unit storing information related to each paper-sheet handling unit (15, 60, 90, 200, 300) as well as components and a layout of the paper-sheet handling units (15, 60, 90, 200, 300) included in the paper-sheet handling system; a display unit configured to display information related to one or more paper-sheet handling unit/units (15, 60, 90, 200, 300) based on the information, related to each paper-sheet handling unit (15, 60, 90, 200, 300) as well as the components and the layout of the paper-sheet handling units (15, 60, 90, 200, 300), which are stored in the memory unit, wherein the display unit is configured to display the information related to the paper-sheet handling unit(s) (15, 60, 90, 200, 300) per each unit when the display unit displays information related to a part of a plurality of the paper-sheet handling units (15, 60, 90, 200, 300); and an input unit configured to change a display of the display unit; characterised in that the display of the display unit is changed by operating the input unit such that the display unit displays a paper-sheet handling unit (15, 60, 90, 200, 300) which was not being displayed before the input unit was operated and which is adjacent to a paper-sheet handling unit (15, 60, 90, 200, 300) that was being displayed before the input unit was operated thereby to scroll the display in accordance with the layout of the paper-sheet handling units (15, 60, 90, 200, 300) such that no paper-sheet handling unit (15, 60, 90, 200, 300) is partially displayed. a memory unit storing information related to each paper-sheet handling unit (15, 60, 90, 200, 300) as well as components and a layout of the paper-sheet handling units (15, 60, 90, 200, 300) included in the paper-sheet handling system; a display unit configured to display information related to one or more paper-sheet handling unit/units (15, 60, 90, 200, 300) based on the information, related to each paper-sheet handling unit (15, 60, 90, 200, 300) as well as the components and the layout of the paper-sheet handling units (15, 60, 90, 200, 300), which are stored in the memory unit, wherein the display unit is configured to display the information related to the paper-sheet handling unit(s) (15, 60, 90, 200, 300) per each unit when the display unit displays information related to a part of a plurality of the paper-sheet handling units (15, 60, 90, 200, 300); and an input unit configured to change a display of the display unit; characterised in that the display of the display unit is changed by operating the input unit such that the display unit displays a paper-sheet handling unit (15, 60, 90, 200, 300) which was not being displayed before the input unit was operated and which is adjacent to a paper-sheet handling unit (15, 60, 90, 200, 300) that was being displayed before the input unit was operated thereby to scroll the display in accordance with the layout of the paper-sheet handling units (15, 60, 90, 200, 300) such that no paper-sheet handling unit (15, 60, 90, 200, 300) is partially displayed.