User's Manual

2 Features and Functions
24 SPSx50 Modular GPS Receiver User Guide
Button functions
The SPSx50 has seven buttons on the front panel to control the receiver. Use the
buttons to turn the receiver on and off and to check or change the receiver settings.
Power button operations
Press the Power button to turn the receiver on and off. In addition, you can tap the
Power button to return to the Home screen, or hold down the Power button to
perform the following operations:
Button Name Function
Power Turns the receiver on and off. To turn the receiver off, hold the
Power
button for two seconds.
Escape Returns to the previous screen or cancels changes being made on a
screen.
Enter Advances to the next screen or accepts changes made on a screen.
Up Moves the cursor between multiple fields on a screen or makes changes
to an editable field.
Down Moves the cursor between multiple fields on a screen or makes changes
to an editable field.
Left Moves the cursor between characters in a field that can be changed.
Right Moves the cursor between characters in a field that can be changed.
Press this button to enter Edit mode.
To … Hold the Power
button for …
Notes
turn off the receiver two seconds The display shows a countdown timer. When the display goes
blank, release the Power button.
clear the almanac,
ephemeris, and SV
information
15 seconds The display show a countdown timer. When the display goes
blank, continue to hold the Power button. The display shows a
countdown time to clear the almanac and ephemeris. When
the counter reaches 0, release the Power button.