Digital deep sea NMEA 0183 Справочник по продукции - Страница 7
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Ethernet port LEDs
There are two LEDs located at the top of each Ethernet port. They provide information on the current states of the
Ethernet ports. Each port has two LEDs:
Orange
- 10/100 Mbps connection
Green
- 1000 Mbps connection
Below is an explanation of the behaviour of the green and orange LEDs.
State
LED on
LED off
LED blinking
Mobile network type LEDs
The mobile network type LEDs are located near the SIM card slot. They display which type of Internet connection is
currently active.
Action
3G LED turned on
4G LED turned on
3G blinking
4G blinking
3G & 4G LEDs blinking at the same time every 500 ms
3G & 4G LEDs turns on and off in a sequence one after
the other
Mobile signal strength indication LEDs
The mobile signal strength indication LEDs are located near the SIM card slot. The number of lit up LEDs represents a
different mobile signal strength (RSSI) value in dBm.
No. of lit up LEDS
0
1
2
3
4
5
Description
A data connection on the port is operational (cable plugged in, end device visible, no data is
being transferred).
No data connection on the port is operational (no cable, bad cable or end device not visible
for some other reason (such as damaged network card)).
Connection established and data is being transferred over this port.
Description
Device is connected to a 3G network.
Device is connected to a 4G network.
Device is connected to a 3G network but hasn't received an IP
address.
Device is connected to a 4G network but hasn't received an IP
address.
No SIM card or incorrect PIN.
The device is attempting to connect to a mobile network
operator.
Signal strength
≤ -111 dBm
-110 dBm to -97 dBm
-96 dBm to -82 dBm
-81 dBm -67 dBm
-66 dBm to -52 dBm
≥ -51 dBm
TEL + 44 1179 554474 www.digitalyacht.co.uk
Product Handbook for 4GXtream V1.00