Brocade Mobility 7131 Installation Guide - Dependent Mode (Supporting software release 4.1.0.0 and later) - Manual (Page 26)

LED indicators
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18 Brocade Mobility 7131 Installation Guide - Dependent Mode
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LED indicators
LEDs one through five illuminate on the front of the Mobility 7131 (on top of the
Mobility 7131 housing) for dual radios models. LED 6 is not used for dual radio
models. LEDs one through four illuminate for single radio models. LEDs 5 and 6 are
not used for single radio models. One LED (LED 7 for above the ceiling installations)
is located on the back of the device.
NOTE
The LED blink rate is proportional to activity. The busiest traffic corresponds to the
fastest blink, while the slowest traffic corresponds to slowest blink.
NOTE
Depending on how the 5 GHz and 2.4 GHz radios are configured, the LEDs will blink
at different intervals between amber and yellow (5 GHz radio) and emerald and
yellow (2.4 GHz radio).
The LEDs on the top housing of the Mobility 7131 are clearly visible in wall and
below ceiling installations. The top housing LEDs have the following display and
functionality: