We reserve the right to change designs and technical specifications of our products.
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ENG
3. Status display LED
The Smart Node gateways have a status display via LED signal.
3.1 MOBILE RADIO OPERATION
I……………….I……………….I……………….I……………….I……………….I
LED flashes briefly every 2 s. SIM card not yet found.
I……...I……...I……...I……....I……...I……...I……...I……...I……...I……...I
LED flashes briefly every second. SIM card detected.
I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I..I
LED flashes briefly every 80 ms. SIM card PIN error.
I….I….I……….I….I….I……….I….I….I……….I….I….I……….I….I….I
LED flashes for 1 s according to the GSM field strength, the greater the field strength, the faster the
flashing. After that, the LED is off for 1 s.
Device is registered with the network operator, but has no TCP connection.
I….I….IIIIIIIIIII….I….IIIIIIIIII….I….IIIIIIIIIII..I..I..I..IIIIIIIIIII..I..I..I..I
LED indicates the GSM field strength within one second, the greater the field strength, the faster the
flashing. There is always a short pause between the flashing. After that, the LED is on for 1s. Device is
registered with the network operator and has a TCP connection.
…………………………………………………………………
Permanently off. Error!
3.2 WIFI-OPERATION
II…………….II…………….II…………….II…………….II…………….II
LED flashes every 2 s for 200 ms. Wi-Fi modem detected but not connected to an access point.
II..II…….……….……......II..II…...……...……….....II..II……...
LED flashes twice for 200 ms within 1 s, then off for 1 s.
Wi-Fi modem detected and connected to an access point. No TCP connection
II..II……....IIIIIIIIIIIII..II..II……....IIIIIIIIIIIII..II..II…….
LED flashes twice for 200 ms within 1 s, then on for 1 s.
Wi-Fi modem detected and connected to an access point. TCP connection
II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II..II
LED flashes every 200 ms. WPS configuration active.
…………………………………………………………………
Permanently off. Error!
