Brocade Communications Systems SILKWORM 4016 - Manual (Page 38)

4-4 SilkWorm 4016 Hardware Reference Manual
Publication Number: 53-1000175-01
Interpreting LED Activity
4
Interpreting LED Activity
Each SilkWorm 4016 uses LEDs to indicate status. These LEDs are shown in Figure 4-1 . Not shown are
the two LEDs adjacent to each SFP, with one LED to indicate port speed and one LED to indicate
activity.
Figure 4-1 LED Locations
Location Indicator Color Operation
1 blade server
chassis
green/amber Controlled by the blade server. Refer to the blade
serverdocumentation for details.
2 status green/amber • Off: Switch is off or both power supplies from the
PowerEdge 1855) or onboard DCC have failed
• Green: No errors and all ports are ready for use
• Amber: Boot-up state, port(s) offline, or in reset
state
• Blinking (2 Hz green/amber): One or more
environmental ranges are exceeded, or error log
contains diagnostic error messages
Note: The LED might blink during testing.
3 power green • Off: Switch is off or both power supplies (on the
PowerEdge 1855) or onboard DCC have failed
• Green: Normal operation and power supply is
functioning properly. Power is supplied by the
blade server chassis
10 11 12 13 14 15
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