Technical data

Brocade SilkWorm 4100 Hardware Reference Manual 3-5
Publication Number: 53-0000563-02
Interpreting LED Activity
3
Figure 3-2 LEDs on Nonport Side of SilkWorm 4100
Table 3-2 describes the LEDs on the nonport side of the switch.
Table 3-2 Nonport Side LED Patterns During Normal Operation
LED Name LED Color Status of Hardware Recommended Action
Power
Supply
Status
No light Power supply is not
receiving power or is off.
Verify that the power supply is
on and seated and the power cord
is connected to a functioning
power source.
Steady green Power supply is operating
normally.
No action required.
Steady amber
(for more than
five seconds)
Power supply fault for one
of the following reasons:
• power cable is
disconnected
• power supply is off
• the power supply has
failed
Try the following:
• check the power cable
connection
• verify that the power supply
is powered on
• replace the power supply
Fan Status No light Fan assembly is not
receiving power.
No action required.
Steady green Fan assembly is operating
normally.
No action required.
Steady amber
(for more than
five seconds)
Fan fault for one of the
following reasons:
• one or more of the
fan(s) in the fan
assembly has failed
• the fan FRU was
disabled by the user
Verify that the fan FRU is
enabled. If the fan FRU is
enabled, the FRU is faulty and
should be replaced.
Non
p
ortSideView
Power
Supply 2
Power
Supply 1
Power
Supply 2
Status LED
Power
Supply 1
Status LED
Fan 3 Fan 2 Fan 1
Fan 3
Status LED
Fan 2
Status LED
Fan 1
Status LED