Owner's Manual

42 Astro Dog Tracking System Owner’s Manual
Accessories
To delete locations from the calendar:
On the Day page, select the location > ENTER >
Delete. Press MENU > Remove Points... to display
the options.
To delete multiple locations:
On the Day page, press MENU > Remove Points...
and select an option.
To view Sunrise/Sunset or Hunting Almanac
information:
On the Day page (page 41), press MENU > View
Sunrise/Sunset or View Hunting Almanac.
Calculator
The Astro 220 has a standard calculator and a scientic
calculator.
To use the calculator:
1. Press MENU > MENU > Advanced >Accessories >
Calculator.
2. Use the Rocker and the ENTER key to enter
calculations.
To use the scientic calculator:
On the Calculator page, press MENU > Scientic.
Stopwatch
To open the Stopwatch:
Press MENU > MENU > Advanced > Accessories >
Stopwatch.
To time a lap by distance or by button press:
On the Stopwatch menu, press MENU > Lap by
Distance (or Lap by Button Press).
To set a lap distance value:
1. Press MENU to open the Options menu. Select Set
Lap Distance.
2. Use the Rocker to select the eld you want to change.
Enter the new value, and press ENTER. When done,
select OK.
Sunrise/Sunset
See page 14.