EVK-N2 - User guide
UBX-17005115 - R05
Starting up
Page 7 of 18
1.4
LEDs
Function
Description
LED # Board
Color
Main Power
Power supply plugged in the 9 - 18 V Power Input
DL401 EVB-WL3
Cellular VCC
Cellular module supplied. Main Power Switch must be switched on
DL400 EVB-WL3
DS147 ADP-N2
Cellular USB
USB cable plugged in the Cellular USB connector for UART / UART AUX
access
DL501 EVB-WL3
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
DL403 EVB-WL3
Cellular UART detach
UART signals are available only on the DIL B2B connector on ADP board DL404 EVB-WL3
Cellular RS232 / UART
Green light is activated when UART is routed to the Cellular RS232
connector
Red light blinks at UART TX or RX data on the Cellular RS232 connector
DL405 EVB-WL3
Cellular USB / UART AUX Green light is activated when UART AUX is routed to Cellular USB
connector
Red light blinks at UART AUX data on the Cellular USB connector
DL503 EVB-WL3
Cellular CTS indicator
Green light is activated when CTS line turns ON (active low)
DS500 EVB-WL3
Cellular GPIO1 indicator Green light is activated when SARA-N2 GPIO1 is high
DS107 EVB-WL3
Cellular GPIO3 indicator Green light is activated when SARA-N2 GPIO2 is high
DS109 EVB-WL3
SIM supply
Green light is activated when the VSIM line is at a “high” level
DS100 ADP-N2
V_INT supply
Green light is activated when the V_INT line is at a “high” level
DS101
ADP-N2
GNSS VCC supply
GNSS module supply is turned ON
DS118
ADP-GNSS
GNSS USB
USB cable plugged in GNSS USB connector
DS124 ADP-GNSS
GNSS Timepulse
Pulses at 1 Hz when valid GNSS fix
DS121
ADP-GNSS
Cellular / GNSS DDC
Cellular / GNSS module communication over the DDC (I
2
C) interface
DS132 ADP-GNSS
Table 2: EVK-N2 LED descriptions
