Alternatively, the user can select a standard page size from the drop-down list. The Width field is then populated, by default.

Alternatively, the user can select a standard page size from the drop-down list. The Height field is then populated, by default.

Select the Unset radio button to define the backing sheet as Unset.

Select the Reference radio button to reference a pre-defined backing sheet. The user must select a reference backing sheet from the drop-down list.

Select the Filename radio button to reference a backing sheet from a filename. The user must input a filename in the field.

Input a value in the Metric field to define the precision for the metric values in decimal places.

Input a value in the Imperial field to define the precision for the imperial values in decimal places.

Input a value in the Fractions field to define the precision for imperial fractional values.

Select from the Angles drop-down list to define the way in which angles are stored and input a value in the field. Angles are stored decimally, to the nearest whole number of degrees, to the nearest minute, or to the nearest second.