Vision Fitness T9600HRT Owner's Manual page 41

ENTER SEGMENT SPEED
The #1 column will blink. Press Speed Arrows to change the segment
column Speed (Speed numeric values changing with red column).
NOTE:
The Alphanumeric Message Center will scroll: "Press select to move
to next interval".
ENTER SEGMENT ELEVATION
Then press the Elevation Arrows to change the segment column Elevation
(notice Elevation numeric values changing with orange column).
NOTE:
The Alphanumeric Message Center will scroll: "Press select to move
to next interval".
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