User Manual for David30 GNSS Receiver v2.0
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Install the radio antenna before switching the radio transceiver to
transmit mode, or the radio transceiver may be damaged due to
overheating. The energy to be transmitted cannot be emitted out
without the antenna, which may cause the temperature rise and
overheat of the radio module.
2.5.1 28W Radio RS400H3
The 28W radio RS400H3 is used when a longer baseline is required. The
typical range is 15km, refer to chapter 5 for detailed specification.
Figure 2.36 28W Radio RS400H3
Below table present the definition of the LED indicators.
Table 8 Definition of LED indicators
LED
Description
BT
BT is Bluetooth green indicator light. Currently RS400H3 does not
support Bluetooth.
RX/TX
RX/TX is data transmitting-receiving red and green indicator light, green
indicator light represents data receiving, red indicator light represents
data transmitting. Currently RS400H3 supports TX only.
POWER
POWER is bi-color indicator light for normal power supply and
under-voltage, green indicator light represents normal power supply, red
indicator light represents abnormal voltage