This dialog appears, if you do one of the following:
Use it to select the type of coordinate system that you want to use.
Coordinate System and Zone: If one selects this option, the Select Coordinate System Zone dialog appears. Use it to select a coordinate system group and zone.
Calibrated Site: This option is only available, if there is at least one calibrated site specified in the current.csd database file. If one selects this option, the Select Calibrated Site dialog appears. Use it to view the list of calibrated sites available, and to select one of it.
Default Projection (Transverse Mercator): If one selects this option, the Default Projection (Transverse Mercator) dialog appears. Use it to select the default projection, and optionally, to apply projection parameters, shift parameters, and / or a scaling factor to it.
Click Next. One of the dialogs mentioned for the choices above appears.