Berger & Schroter PRO X7 Operating Instructions Manual page 22

When the flagpole Scan mode screen appears, press and hold key
to start the the pin lock scan function, the flag symbol in the screen box
around the icon flashes.
The ranging machine aiming point in the measured scan back and forth
on both sides of the flagpole, the flagpole of the measured data to the
data will be retained, and the screen banner around the box is no longer
flashing, which means that the flagpole data is locked .
5-4 Golf Distance Correction (Golf Slope Compensated Distance)
Principle:
The measured distance values AB, the slope value is substituted into
the equation in golf ball flight. Calculate the recommended distance.
The slope is positive, long distance shots.
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