Status Indication; Value Ranges Of Signal Strength For Different Technologies - Advantech SmartStart SL302 User Manual

5.8.1 Status indication

There are three LED indicators on the front panel to provide router status information. The
ETH port has two additional LEDs that provide information about the port status.
Caption Color State
PWR Green Blinking
On
Fast blinking.
DAT Red Blinking
WAN Yellow Fades out 1x/5 s
Fades out 1x/2 s
Fades out 1x/1 s
ETH Green On
Off
ETH Yellow On
Blinking
Off
The status indication of the WAN LED is updated every 10 seconds.
GPRS/EDGE (RSSI)
> -70 dBm
-70 dBm to -89 dBm
< -89 dBm
Table 6: Value ranges of signal strength for different technologies.
1
Or the difference between neighbouring cells is exactly 3 dBm.
2
Or the difference between neighbouring cells is smaller than 3 dBm.
Description
Router is ready.
Starting of the router.
Updating firmware.
Communication in progress on the radio channel.
Signal strength is good.
Signal strength is fair
Signal strength is poor
See table
Selected 100 Mbps.
Selected 10 Mbps.
The network cable is connected.
Data transmission.
The network cable is not connected.
Table 5: Status indication
UMTS/HSPA (RSCP)
> -75 dBm
-75 dBm to -94 dBm
< -94 dBm
17
SmartStart SL302
1
.
2
.
6 for value ranges of signal strength.
LTE (RSRP)
> -90 dBm
-90 dBm to -109 dBm
< -109 dBm
Signal strength
good
fair
poor