Technical Reference Guide – Appendix D – Media specifications > 222Maintain a parallelism of 0.1 degree or better as standardbetween the edges of the paper and pre-printed lines.PAPER STORAGE CONDITIONSPaper is to be stored under environmental conditions oftemperature 10 – 30°C and humidity 30 – 70%. Also, when thereis a difference in environmental conditions between the storagearea and where the paper is used, allow time for the paper toreach the environmental conditions of where it is to be usedbefore using it.USABLE PAPER TYPES AND ASSURANCE RANGEIn the following table, “assurance” means that printerspecifications, including print specifications and paper feedingcharacteristics, are met. The symbols in the Assurance columnhave the following meanings:A: paper types usable, with assuranceB: paper types conditionally usable, but without assurance.X: not to be usedPAPER TYPE ASSURANCE CONDITIONSContinuous paper A See “Continuous paper(continuous forms)” onpage 223.Continuous paper withbinding holesB See “Binding holes” onpage 235.Continuous paper withcorner cutB See “Corner cuts” onpage 236.Cut-Sheet paper A See “Cut-sheet paper”on page 238.Cut-Sheet paper withbinding holesB See “Binding holes” onpage 235.Cut-Sheet paper withPerforationsB See “Perforations” onpage 243.Envelopes A See “Envelopes(individual)” onpage 245.