User's Guide

Getting Started with i90
CHCNAV i90 GNSS USER GUIDE | 2019-9 P a g e | 10
The front panel contains four indicator LEDs and two buttons.
Name
Description
Correction LED (Green)
Indicates whether the receiver is
transmitting/receiving differential data.
The green LED flashes once per second when
As a Base station: successfully transmitting
differential data.
As a Rover station: successfully receiving
differential data from Base station.
Satellite LED (Blue)
Shows the number of satellites that the receiver
has tracked.
When the receiver is searching satellites, the blue
LED flashes once every 5 seconds.
When the receiver has tracked N satellites, the
blue LED will flash N times every 5 seconds.
Fn button (Yellow)
Move to next line of the menus or options.
Move to next character of the value that you
want to make change.
Cancel the change you make on a function.
Front panel
Satellite LED
Function button
Power button