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LED Status Description
System status LED
(SYS)
Steady green The SDRAM is performing self-test.
Flashing green (8 Hz)
The system software image is being copied
and decompressed.
Flashing green (1 Hz)
Comware has started with the configuration
file and the router has booted up.
Flashing yellow (1 Hz) The SDRAM has failed the self-test.
Flashing yellow (8 Hz) The extended segment does not exist.
Steady yellow The system software image does not exist.
Off
No power input, or exceptions have
occurred.
VPN status LED (VPN)
Steady on
A minimum of one IPSec VPN tunnel is
present.
Off No IPSec VPN tunnel is present.
Micro SD card LED
Steady green
The Micro SD card is present and has
passed the test.
Flashing green (8 Hz)
The system is accessing the Micro SD card.
Do not remove the card.
Off
No Micro SD card is inserted or the Micro SD
card is installed incorrectly.
LTE LED
Steady green A 4G link is present.
Flashing green (8 Hz)
Data is being received or transmitted on a
4G link.
Steady yellow A 3G link is present
Flashing yellow (8 Hz)
Data is being received or transmitted on a
3G link.
Off
No 3G/4G link is present or no 4G modem is
installed.
2.4G WLAN status
LED
Steady green A 2.4G WLAN link is present.
Flashing green
Data is being received or transmitted on a
2.4G WLAN link.
Off No 2.4G WLAN link is present.
SFP port LED
Steady green A 1000 Mbps link is present.
Flashing green
Data is being received or transmitted at 1000
Mbps.
Steady yellow A 10/100 Mbps link is present.
Flashing yellow
Data is being received or transmitted at
10/100 Mbps.
Off No link is present.
4G status LED
(WWAN)
Off
No link is present or the router is operating in
2G mode.
Steady green
The router has been connected to the
wireless network and is operating in 4G
mode.
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