1
8
Appendix B LEDs
F1000-AI-05
Table8-1 LED description
LED
Mark
Status
Description
4G module LED
LTE
Off
The 4G module is faulty or in
airplane mode.
Flashing green
(1 Hz)
The 4G module is searching for a
network.
Flashing green
(0.3 Hz)
The 4G module has connected to a
network and the system is operating
correctly.
Flashing green
(2.5 Hz)
The 4G module is transmitting data.
Hard disk status LED
HDD
Fast flashing
green
Data is being read from or written to
the hard disk.
Steady green
The hard disk is present and
operating correctly.
10/100/1000BASE-T
copper port LED
10/100/1000BASE-T
Off
No link is present.
Steady green
A 1000 Mbps link is present.
Flashing green
The port is receiving and sending
data at 1000 Mbps.
Steady yellow
A 10/100 Mbps link is present.
Flashing yellow
The port is receiving and sending
data at 10 Mbps or 100 Mbps.
10/100/1000BASE-T
copper port LED (combo
interfaces)
10/100/1000BASE-T
Off
No link is present.
Steady green
A 1000 Mbps link is present.
Flashing green
The port is receiving and sending
data at 1000 Mbps.
Steady yellow
A 10/100 Mbps link is present.
Flashing yellow
The port is receiving and sending
data at 10 Mbps or 100 Mbps.
1000BASE-X fiber port
LED (combo interfaces)
1000BASE-X
Off
No link is present.
Steady green
A 1000 Mbps link is present.
Flashing green
The port is receiving and sending
data at 1000 Mbps.
System status LED
SYS
Off
The firewall is not powered on or has
failed.
Flashing green
at 0.5 Hz
The firewall is operating correctly.
Flashing green
The firewall is loading software.