A ribbon is an essential part of a dot-matrix printer and in turn of a cash register system, a fact that soon becomes obvious when ribbon problems lead to printer-related failure of the cash register. In the retail, it is known that cash register breakdowns represent a serious threat to turnover and are something to be avoided at all cost.An exact fitting ribbon cassette enables easy and user-friendly replacement and does not jump out during printing. Perfect harmonisation between printer mechanism and ribbon transport means uniform distribution of colour which, in turn, ensures a clean and pleasing appearance and also makes ribbon-tightening a thing of the past.Of course, in the choice of ribbon fabric and mesh thickness, Epson pays special attention to the particular properties of the print head, in order to ensure that the ribbon does not fray and there is no chance of it getting stuck. In addition, costly repairs as a result of defective print heads and cash register breakdowns are