F Key : Function key
It can switch the working mode (static, base or rover) and RTK datalink (built-in radio, external
radio or GPRS/GSM).
Switch working mode: Power on the receiver while pressing F key in the meantime, wait
until all lights flash, then release both buttons. Now every time you press F key, you will
see one red led switched on and moving through the three working mode.
Switch datalink: Press F key in ROVER or BASE mode, then release after the beep, you
will see one green led switched on, that moves every time you press F key through the
three datalink.
I Key: Power key
It powers on/off the receiver function and has a confirm function.
Power on receiver: Press and hold I key for at least one second, the receiver will power
on.
Power off
receiver: Press and hold I key for few seconds, after three beeps all lights turn off, at
that point release the key, the receiver is off .