3D — indicates that the GPS has a 3D fix on satellites.

Arrows — use up and down arrow keys on the keypad to change the values of input fields. NOTE: the arrows can also be used to change the display contrast.

Bars — indicates number of available satellites - more bars = more satellites.

Carriage return — indicates user should press ENTER key on the keypad.

Plug — indicates that AC or DC power is present.

Wrench — indicates that user should press the Wrench key on the keypad to make a change or run a test.

Battery — GPS360 only; indicates the battery charge state. A full icon means that the battery is full. Refer to GPS360 Power and Battery Informationfor more information on using the built-in battery for interruption.

Charging — GPS360 only; indicates that the battery is charging. This icon will be replaced by the battery icon when the battery has been fully charged. Refer to GPS360 Power and Battery Information for more information on using the built-in battery for interruption.