User's Guide

Getting Started with i73+
CHCNAV i73+ GNSS USER GUIDE | 2022-3 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.
Function button (Yellow)
• Press and hold this button for 10 seconds to turn on
or turn off the static mode.
• Flash means static is on.
Power button (Red)
• Works as a Power button:
• Press and hold this button for 3 seconds to turn on
or turn off the receiver.
• Hold Fn button and press this button for 5 times
continuously to reset the mainboard.
Satellite LED
Function button
Power button
Correction LED