Spectra Precision Survey Pro v4.5 Ranger Reference Manual - Manual (Page 227)

Survey Menu – GPS Module
R-219
Select Coordinate System
Survey Projection Select Zone… .
The Select Coordinate System screen is used to choose a mapping
plane zone or localized site from the coordinate system database file.
You can also open the Key In Zone wizard to create a new zone and
datum with user specified parameters.
Select Mapping Plane Zone Select Mapping Plane Site
Database
: is where you select what type of coordinate system record
to choose. You can:
• Use Database Zone: will display controls to pick a map
projection from the regions and zones in the database.
• Use Database Site: will display controls to pick a localized
zone based site from the Site region in the database.
Region
: is where you select the region of the map projection zone.
Zone
: is where you select the specific map projection zone.
Datum
: is where you view or select the horizontal datum for this zone.
Note: Some zones in the database may not have a default datum
attached. In this case, the datum control is a list box and you must
select from the data base datums before you can set the zone.