Leds; Connectors - u-blox SARA-N3 Series User Manual

1.4 LEDs

Function Description
Main Power Power supply plugged in the 9 - 18 V Power Input
Cellular VCC Cellular module supplied. Main Power Switch must be switched on
Cellular USB USB cable plugged in the Cellular USB connector for UART / UART FT
(UART/UART FT) access
Cellular USB / UART Green light is activated when UART is routed to the Cellular USB connector.
Red light blinks at UART TX or RX data on the Cellular USB connector
Cellular UART detach UART signals are available only on the DIL B2B connector on ADP board
Cellular RS232 / UART Green light is activated when UART is routed to Cellular RS232 connector.
Red light blinks at UART TX or RX data on the Cellular RS232 connector
Cellular USB / UART FT Green light is activated when UART FT is routed to Cellular USB connector.
Red light blinks at UART FT data on the Cellular USB connector
Cellular RI indicator Red light is activated when RI line turns ON (active low)
Cellular CTS indicator Green light is activated when CTS line turns ON (active low)
Cellular GPIO1 indicator Green light is activated when SARA-N3 GPIO1 is high
Cellular GPIO2 indicator Green light is activated when SARA-N3 GPIO2 is high
Cellular GPIO3 indicator Green light is activated when SARA-N3 GPIO3 is high
Cellular GPIO4 indicator Green light is activated when SARA-N3 GPIO4 is high
V_INT supply Green light is activated when the V_INT line is at a "high" level
GNSS VCC supply GNSS module supply is turned ON
GNSS USB USB cable plugged in the GNSS USB connector
GNSS timepulse Pulses at 1 Hz when valid GNSS fix
Cellular / GNSS DDC Cellular / GNSS module communication over the DDC (I2C) interface
Table 2: Description of EVK-N3 LEDs

1.5 Connectors

Function Description
9 - 18 V Power Input Connector for the AC / DC power adapter of the EVK
AC: 100-240 V, 0.8 A, 50-60 Hz / DC: +12 V, 2.5 A
SIM card holder SIM card holder
Cellular antenna SMA connector for the module cellular antenna ANT NB
Cellular USB Mini USB connector for the cellular module UART and UART FT interfaces
(UART/UART FT) converted as USB interface
Cellular RS232 (UART) DB9 connector for the cellular module primary UART interface converted as
RS232 interface
DIL B2B headers Dual in-line board-to-board connectors for the cellular module interfaces
Cellular headset Audio headset jack connector (not supported by SARA-N3 series)
GNSS antenna SMA connector for the GNSS module antenna (GNSS Antenna)
GNSS USB Mini USB connector for the GNSS module USB interface
GNSS backup battery Backup battery socket for the GNSS module (under GNSS adapter board)
GND Ground terminals for the probe reference
Table 3: Description of EVK-N3 connectors
UBX-19004195 - R06
C1-Public
IEC 60417-5172
Class II equipment
Starting up
EVK-N3 - User guide
LED # Board Color
DL401 EVB-WL3
DL400 EVB-WL3
DL501 EVB-WL3
DL403 EVB-WL3
DL404 EVB-WL3
DL405 EVB-WL3
DL503 EVB-WL3
DS501 EVB-WL3
DS500 EVB-WL3
DS107 EVB-WL3
DS105 EVB-WL3
DS109 EVB-WL3
DS103 EVB-WL3
DS101 ADP-N3
DS118 ADP-GNSS
DS124 ADP-GNSS
DS121 ADP-GNSS
DS132 ADP-GNSS
Name Board
J400 EVB-WL3
J300 EVB-WL3
J106 ADP-N3
J501 EVB-WL3
J500 EVB-WL3
J101, J102 ADP-N3
J303 EVB-WL3
J103 ADP-GNSS
J102 ADP-GNSS
BT200 EVB-WL3
J402, J403 EVB-WL3
J405, J406
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