Stonex S9i GNSS Receiver – User Manual
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4.2 The operation of keys
There are 1 power key and 1 function key in the mainframe; the operations
are as follows.
Power key
The main function of power key is power on/off and “confirm button”.
- Power on: when the mainframe is in the OFF status (no light), press the
power key, and then the mainframe will enter the initialization status. Then
you will hear 3 beeps and an audio feedback (if enabled) reporting the
current receiver status .
- Power off: when the S9i mainframe is in the ON status (power supply light
ON), press and hold power key for few seconds until all lights blink, then
release the power key. An audio feedback report “If you want to turn off the
device”. Press the power key to confirm and S9i will be turned off.
F key: Function key
It could switch the working mode (static, base or rover) and RTK datalink
(built-in radio, external and network). Press the F key lightly, it will broadcast
the current receiver status.
4.3 Switch work mode and datalink
It is possible to switch work mode and datalink via the receiver or via
controller running survey software. Switch desired work mode first (it
includes base, rover, and static). Then select the datalink (GSM- internal UHF-
External UHF radio)
1. Keep press the F key and Power key until all lights blinking at the same
time, then the mainframe will voice broadcast to select work mode. Release F
and power keys and then press the F key to select the wanted working
mode: every time you press the F key, the mode will switch to another mode
(static, base and rover). Press the power key to confirm the selection
2. After setting work mode, the mainframe will voice broadcast to select the
datalink. Press the F key to select the datalink: every time you press the F key,
it will switch to one of three datalink modes (radio, external and network).
When the receiver switch to the datalink mode you want, press the power
key to confirm.
