LED Location
Status
Description
Slow flashing
(green)
The system is operating properly.
Fast flashing
(yellow)
A problem has occurred to the system.
Off
The system has failed to operate properly.
ETH Front
panel
Solid green
A link is present.
Flashing green
The interface is transmitting or receiving data.
Off
No link is present.
WLAN Front
panel
Off
No built-in WLAN module is provided with the
model.
LINK Rear
panel
Solid green
A link is present.
Off
No link is present.
ACT Rear
panel
Flashing green
Data is being transmitted or received.
Off
No data is being transmitted or received.
MSR20-12
Table 10
MSR20-12 LED description
LED Location
Status
Description
PWR Front
panel
Solid green
The power supply is connected.
Off
The power supply is not connected.
SYS Front
panel
Fast flashing
(green)
The system is starting up.
Slow flashing
(green)
The system is operating properly.
Fast flashing
(yellow)
A problem has occurred to the system.
Off
The system has failed to operate properly.
ETH Front
panel
Solid green
A link is present.
Flashing green
The port is transmitting or receiving data.
Off
No link is present.
WLAN Front
panel
Off
No built-in WLAN module is provided with the
model.
LINK/ACT Rear
panel
Solid green
An EPRI0 link is present.
Flashing green
Data is being transmitted or received.
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