Stonex S990A GNSS Receiver – User Manual v1.0
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3.
Basic operation
3.1
Power on receiver
Short-Press the power button, the power indicator will light on and you will
hear one beep, then S990A will be powered on.
Wait up to the next 3 beeps to use the device.
After the 3 beeps the initialization can be considered complete.
3.2
Power off receiver
Long press the power button, all indicators interval flashing and the voice
prompted “power off”. Then short-press the power button to confirm power
off.
3.3
Check & Switch of the current working mode
Check
When receiver is powered on, short press the power button and then it will
voice broadcast the current working mode and data link.
Model
When the receiver is powered on, connect it with handheld or other controllers
so as to set up and switch the working mode of receiver.
3.4
Receiver self-check
Self-check functionality is to check whether every module works normally.
When S990A receiver has indicators off or module doesn’t work normally, you
can use self-check to inspect the receiver. S990A self-check consists of six
parts, namely GNSS, radio, network, WIFI, Bluetooth, and sensor. The self-
