User's Guide

Front Panel Operation
CHCNAV i90 GNSS USER GUIDE | 2019-9 P a g e | 29
Top-level Menu
Second-level Menu
Description
Base External
UHF
Mode Base External UHF
The title of this configuration
screen.
Format CMR
Press Enter to select correction format
(RTD, CMR, RTCMv2.3, RTCMv3 and
RTCMv3.2).
OK
Press Enter button to save the settings
and back to the top-level menu, and
then this working mode can take
effect.
Cancel
Press Enter button to cancel the
settings and back to the second-
level menu.
Base Internal
UHF
Mode Base External UHF
The title of this configuration
screen.
Protocol CHC
Press Enter to select current
protocol (CHC, Transparent,
TT450s)
Channel 1 456.0500
Press Enter to change the channel
from 0 to 9
Baud 9600
Press Enter to select Baud (4800, 9600
and 19200)
Power 1w
Press Enter button to change the
transmitting power (0.5w,1w,2w).
Format CMR
Press Enter to select correction format
(RTD, CMR, RTCMv2.3, RTCMv3 and
RTCMv3.2).
OK
Press Enter button to save the settings
and back to the top-level menu, and
then this working mode can take
effect.
Cancel
Press Enter button to cancel the
settings and back to the second-
level menu.
Base APIS
Mode Base APIS
The title of this configuration
screen.
Format CMR
Press Enter to select correction format
(RTD, CMR, RTCMv2.3, RTCMv3 and
RTCMv3.2).