Leica GPS1200 Series Technical Reference Manual page 1043

Reference Line
Description of fields
Field Option
<Use Slope:> Yes or No
<Slope Type:> Choicelist
Left down
Right down
Left up
CONT (F1)
To confirm the selections and to return to the
previous screen.
SHIFT CONF (F2)
To configure the reference line/arc. Refer to
"41.3 Configuring Reference Line".
Description
<Use Slope:Yes> to define a slope.
The method how the slope will be created.
Creates a downward plane extending to the left of the
defined reference line/arc.
Creates a downward plane extending to the right of
the defined reference line/arc.
Creates a upward plane extending to the left of the
defined reference line/arc.
GPS1200 1043