Installing the gl Modules
Verifying the Module is Installed Correctly
Observe the Module Status LED for the slot in which the module is being
installed, and the Self Test and Fault LEDs on the switch to verify the module
is installed properly.
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Self Test LED
Module Status LEDs
Fault LED
Module Link and Mode
LEDs
When the module is installed properly and the switch is powered on, or
the module is installed when the switch already has power, the module
undergoes a self test that takes a few seconds. You can use the LEDs to
determine that the module is installed properly and has passed the self
test, as described in the “LED Behavior” table below.
LED Behavior
LED
Display for a Properly Installed Module
Module Status
(for the slot in which you are installing the module) Goes ON as soon
as the module is installed and the switch is powered on, and stays
ON steadily.
Self Test
ON briefly while the module is being tested, then OFF.
Note:
If the switch was powered off while the module was installed,
when the switch is powered on, the Self Test LED will stay ON for
the duration of the self test of the entire switch.
Fault
OFF
Link and Mode (on
For a module that is installed when the switch is already powered
the modules). The link on (hotswap), all the Link and Mode LEDs on the module go ON for
LED lights the port
approximately 15 to 20 seconds, then OFF for 5 to 10 seconds
number and the mode depending on the module. Then, the Self Test LED on the switch goes
LED is next to the port OFF.
number.
If the module is already installed when the switch is powered on or
reset, the process described above occurs approximately 30
seconds after the power on or reset, during which the switch is
being tested.
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