General

The main menu includes "F2: Set Options", which contains:

^ "F0: Set Clock"
^ "F1: Select Metric/English Conversion"
^ "F2: Set LCD Contrast Level"
^ "F3: Self-test"





If the cursor is positioned on "Set Options" and "ENTER" or "F2" is pressed, the "Set Options" menu will be displayed as shown on the right.

In the following, the various functions in "Set Options" will be described and examples will explain how they work.