A SERVICE OF

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1. Operational Overview
1-6
3. Select Characters then push the left button. Your screen should now look something like the one below. (In case
of longitude, E and W replace N and S.)
4. Spin the scrollwheel to select appropriate polarity then push the scrollwheel. The polarity is changed and the
window is closed.
How to delete a character
A character can be deleted from a text/numeric input field as follows:
1. Put the cursor to the right of the digit you want to delete then push the right button.
2. Delete is selected; push the scrollwheel to delete the alphanumeric selected. The character is deleted and the
window is closed.