8-53
LED
Mark
Status
Description
failed.
Fan status LED
FAN0 and FAN1
Steady green
The fan tray is operating correctly.
Off
The fan tray has failed.
Power module LEDs
PWR0 and
PWR1
Steady green
The power module is operating
correctly.
Off
The power module is not in position
or has failed.
Hard disk LEDs
HD0 and HD1
Flashing green
Data is being written in or read from
the hard disk.
Steady green
The hard disk has finished the
initialization and is operating
correctly.
Off
The hard disk is not in position or has
failed.
Ethernet copper port
LED (combo interface)
10/100/1000BA
SE-T
Flashing green
The port is receiving or sending data.
Steady green
A link is present.
Off
No link is present.
Ethernet fiber port LED
(combo interface)
1000BASE-X
Flashing green
The port is receiving or sending data
at 1000 Mbps.
Steady green
A 1000 Mbps link is present.
Off
No link is present.
MPU LEDs
Table8-2 MPU LED description
LED
Mark
Status
Description
System LED
SYS
Flashing green (0.5
Hz)
The system is operating
correctly.
Flashing green (4
Hz)
The system is loading software.
Steady green
The system has failed.
Off
The system is not powered on
or has failed.
ACT LED
ACT
Steady green
The MPU is the active MPU.
Off
The MPU is the standby MPU.
Management port LED
MANAGEMENT
Flashing yellow
The port is receiving or sending
data at a low speed.
Steady yellow
A low-speed link is present.
Flashing green
The port is receiving or sending
data at a high speed.
Steady green
A high-speed link is present.