Leica GPS1200+ Technical Reference Manual page 293

Manage...\Coordinate Systems
Step Description
<Pre Transform:> Available for Twostep transformations. The name
of a preliminary 3D transformation which is used together with the
selected projection to obtain preliminary grid coordinates to be used
for a final 2D transformation.
Make the required changes.
4. STORE (F1) stores the changes and returns to MANAGE Coordi-
nate Systems.
GPS1200+
Refer to
chapter
293