BASIC CONCEPTSPhysical pageThis refers to the size of the paper itself. You can use any pagedimension as long as the paper physically fits in the feeder traysand you can preselect the following paper sizes at systemgeneration (sysgen), as shown in table 1-1.Table 1-1. Physical page sizesInches Millimeters8.0 x 10.0 203 x 2548.0 x 10.5 203 x 2678.0 x 13.0 203 x 3308.27 x 10.63 210 x 2708.27 x 11.69/A4 210 x 2978.27 x 13.0 210 x 3308.37 x 10.78 213 x 2748.46 x 10.83 215 x 2758.46 x 12.4 215 x 3158.46 x 14.02 215 x 3568.5 x 10.75 216 x 2738.5 x 11.0/USLETTER 216 x 2798.5 x 13.0 216 x 3308.5 x 14.0/USLEGAL 216 x 356Use the PAPERSIZE command in the Print Description Language(PDL) and the PAPER command in the Forms DescriptionLanguage (FDL) to allow form compilation and job printing on asize of paper other than the paper size you select at sysgen. Thisallows you to specify nonstandard paper size for specific jobs.Refer to the “Forms Description Language” chapter and theXerox 4050/4090/4450/4650 LPS Print Description Language (PDL)Reference for more information about commands.Virtual pageThe virtual page refers to the dimensions of the page as specifiedin the software. The dimensions of the virtual page may be lessthan or equal to the dimensions of the physical page size, butnot larger. The printer truncates larger values.If you explicitly define virtual page size (using theLANDSCAPE/PORTRAIT command PAGE SIZE parameter), thedefined area is centered relative to the physical page dimensions.You can specify an orientation for the virtual page either with theLANDSCAPE/PORTRAIT command or by using the FMTn option ofthe GRID command. If an orientation is not specified, the virtualpage is assigned a landscape orientation by default.XEROX 4050/5090/4450/4650 LPS FORMS CREATION GUIDE 1-5