IBM BladeCenter 1/10 Gb Uplink Ethernet..., Installation Manual

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Switch-module and port status LEDs
The following table provides descriptions of the switch-module and port status LEDs
on the front panel of the switch module.
Table 1. Switch-module and port status LEDs
Status LED Description
OK ( ) LED
This green LED is at the top right of the switch module on the front
panel.
v When this LED is lit, it indicates that the switch module is on.
v When this LED is off and the amber switch-module error LED is lit,
it indicates a critical alert. If the amber LED is also off, it indicates
that the switch module is off.
Switch-module error
(!) LED This amber LED is at the top right of the switch module on the front
panel.
v
When this LED is lit, it indicates a POST failure or critical alert.
Note: When this LED is lit, the system-error LED on the
BladeCenter unit is also lit.
v When this LED is off and the green LED is lit, it indicates that the
switch module is working correctly. If the green LED is also off, it
indicates that the switch module is off.
Link LED This green LED is on ports 1 through 9. It indicates whether the
corresponding port link is up or down.
v
When this LED is lit, there is an active connection (or link)
between the corresponding port and the device that is using this
connection.
v
When this LED is off, it indicates that there is no signal on the
corresponding port, or the link is down.
Activity (TX/RX) LED This green LED is on ports 1 through 9. It indicates the status of the
link activity for the corresponding port.
v When this LED is flashing or lit, the corresponding port is
connected and online, and link activity is occurring on that port.
v
When this LED is off, it indicates that there is no signal or no link
activity on the corresponding port.
Chapter 6. Information panels, LEDs, and external ports
23