set to the desired settings. Press the
"SET" button to exit programming
mode. Once the time interval timer is
programmed, press the "TOP" button
to start/stop the countdown. (See fig-
ure 15). Note: The shortest interval
that can be set is 5 seconds.
8. Altimeter (ALTI)
Your SpeedZone® Pro contains an
extremely accurate altimeter that is
capable of recording changes in alti-
tude in increments as small as three
feet (one meter). This altimeter calculat-
ed altitude by precisely measuring
barometric pressure. Due to normal
changes in barometric pressure, you
may need to recalibrate your
SpeedZone® Pro on a daily basis. You
should be able to find the altitude
where you live on a topographical map
or by contacting a nearby airport.
9. Altimeter Calibration
To calibrate your altimeter, press the
"MODE" button until "ALTI" appears.
Note: if your display says "ALTI " or
"%GRD", press the "SET" button to
change to "ALTI". Then press the
"SET" button for three seconds. The
first altitude digit will begin flashing.
Press the "MODE" button until the
desired number appears. Press the
"SET" button once to set this number
and advance to the next. Repeat this
process until you have entered the
desired altitude. Press the "SET" button
to exit programming mode.
Note: Altitude will be displayed in feet
when speed is measured in miles per
21
Pro will record the lap time. After the
TIMER has been stopped (by pressing
the "TOP" button) the previous twelve
lap times can be reviewed by press-
ing "SET" button. Additionally, the
computer will display the total time
when LPTOT is shown.
7. Interval Timer (INT)
Your SpeedZone® Pro is equipped
with an Interval Timer. This feature
allows you to customize your training
by integrating a programmable
repeating countdown timer into your
workout. To enter the interval timer
mode, press the "MODE" button until
"INT" appears Dot Matrix Display
Area of the screen. You are now in
interval timer mode. To set the inter-
val timer, hold the "SET" button for
three seconds. The hour digit will
begin flashing. Press the "MODE"
Button until the desired number
appears. (Hold down the "Mode"
button to scroll quickly) Press the
"SET" button once to set this number
and advance to minutes. Repeat this
process until minutes and seconds are
20
