44
Appendix B LEDs
Front panel LEDs
Figure 34
Front panel LEDs
(1) 100/1000BASE-T autosensing Ethernet port status LEDs
(2) 100BASE-FX/1000BASE-X SFP port status LEDs
(3) 10GBASE-R SFP+ port status LEDs
(4) 100/1000 BASE-T out-of-band management Ethernet port status LEDs (LINK/ACT)
(5) Power module 1 status LED (PWR1)
(6) Power module 2 status LED (PWR2)
(7) System status LED (SYS)
(8) Expansion slot status LED (MOD)
Table 26
LED description
LED Mark Status
Description
Power module 1 status
LED
PWR1
Steady green
Power module 1 is operating correctly.
Steady yellow
Power module 1 is faulty
Off
No power module is present.
Power module 2 status
LED
PWR2
Steady green
Power module 2 is operating correctly.
Steady yellow
Power module 2 is faulty.
Off
No power module is present.
System status LED
SYS
Steady green
The system is starting up.
Flashing green
The system is operating correctly.
Flashing green
The system is downloading files.
Steady yellow
The system has failed to pass the power on self
test (POST) or has detected a serious fault.
Off
No power is input.
