Displaying the module status – Brocade BigIron RX Series Hardware Reference Manual User Manual
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Brocade BigIron RX Series Hardware Installation Guide
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Verifying proper operation
2
If a problem persists after taking action described in this table, contact Brocade for technical 
support.
Displaying the module status
After you have attached a PC or terminal to the management module’s Console port or Ethernet 
port and the BigIron RX Series switch has initialized successfully, press Enter to display the 
following CLI prompt in the terminal emulation window:
BigIron RX>
Fan control module (two LEDs on rear panel of chassis)
Unlabeled
Green (steady)
The fans are working 
and responding to 
controls from the fan 
control module.
Off or amber
The fans are not receiving power 
(off), or the fans are not working 
and not responding to controls 
from the fan control module 
(amber). You can do the following:
•
If the LED is off, check the 
power LED on the other 
modules to make sure they 
are receiving power. 
If using a DC power source, 
check your power source for 
problems. 
If using AC power supplies, 
take the actions described in 
the Meaning or Action 
column for the AC power 
supply LED. If these actions 
do not resolve the problem, 
check the LED on each power 
supply or enter the show 
chassis command at any CLI 
prompt to determine if a 
power supply has failed. If a 
power supply has failed, you 
need to replace it. For more 
information, refer to 
•
If the LED is amber, you need 
to replace the fan module. 
For information about 
performing these tasks, see.
TABLE 13
Desired and abnormal LED states after system power on (Continued)
LED
Desired state
Meaning
Abnormal 
state
Meaning or action
