Maestro Wireless Solution E220 Series Quick Start Manual - page 10
E220 Series| QUICK START GUIDE
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4.3 Front Panel Details
Figure 5:
Front Panel
4.3.1
The top panel of Maestro’s E220 Series features 6 LEDs on the front to indicate critical
system information.
Table 3:
LED States and Description
Name
Color and State
Description
WI-FI
OFF
Wi-Fi network is inactive
Blue Flashing
Wi-Fi network connection traffic
Blue ON
Wi-Fi network is up and activate
Activity
OFF
Cellular data service is not connected
Amber ON
Cellular data service is connected
Network
OFF
Device is not registered on a cellular network
Amber Flashing
Registered on roaming cellular network
Amber ON
Registered on home cellular network
Signal
OFF
No signal (CSQ=0 to 5, 97, 98, 99)
Amber ON
Strong signal (CSQ > 12)
Amber Flashing
Weak signal (CSQ > 6 to 12)
Power
OFF
Power off
Green ON
Power on
Alert
OFF
No alert, device is running smoothly
Red Flashing
Software fault (crash, issues)
Red ON
Hardware fault (high temperature, problem with module or SIM card)