Product Manual

E300 Pro User Manual
Web: www.esurvey-gnss.com Email: [e-mail]
1.3 Interface
E300 Pro GNSS receive bottom interface is shown as below. The 5-pin port is used to
connect external radio and external power, or output NMEA messages. Type-C port
can be used for data download (internal storage access) or charging.
1.4 Pin definition
The 5-pin port is defined as below:
5 Pin
Front View
1
+12V
Power
2
GND
Power ground
3
TXD
Device out
4
SGD
Signal ground
5
RXD
Device in
Power Button
Type-C Port
5-Pin Port
Micro SIM
Speaker
SIM Card
5-Pin and UHF
UHF Radio
Battery Indicator
Type-C