2 Instrument Components
a TNC-connector for external
UHF antenna, only for
models with UHF radio
b Battery compartment with
microSD and SIM card slot
c Keyboard with LEDs,
ON/OFF button and Func-
tion button
d Serial, USB and power port
e Antenna Reference Plane
(ARP) is where the instru-
ment heights are meas-
ured to.
GNSS receiver
components
Instrument Components 9
en