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v
v One mini-USB serial port connector for console port use (management purposes)
Information LEDs
The front panel of the switch has two sets of LEDs. The OK and switch error LEDs
in the first column at the bottom of the switch indicate the switch status. The link
(LINK) and activity (TX/RX) LEDs indicate the status of the external ports. .
Notes:
v A yellow LED on the Flex System chassis is lit when a system error or event has
v An LED test occurs whenever the switch is turned on. All LEDs are lit and
Any errors that are detected during POST are written to the system log. For
information about the command to read the system log, see the Command Reference
for the switch.
When POST errors are written to the system log, these errors are also written to
the Flex System management-module event log. If a hardware error, such as a
current fault occurs, the management module displays it. If a firmware error
occurs, the management module displays the Module did not complete POST
message and a post error code that indicates the test that was running when the
error was detected.
Note: You can also use the management module to make sure that the switch is
Switch status LEDs
The following table provides descriptions of the switch status LEDs on the front
panel of the switch.
16
1Gb Ethernet Scalable Switch: User's Guide
Four SFP+ port connectors to attach SFP+ modules and twenty RJ-45 ports.
only. Do not attach any devices to this connector other than the serial cable that
comes with the switch, as described in "Cabling the switch and the SFP+
module" on page 10.
occurred. To identify the error or event, check the Flex System
management-module event log or the switch system log.
remain lit during POST, and then all the LEDs except the OK LED turn off.
operating correctly. For more information, see the documentation for the
Flex System chassis.
Table 1. Switch status LEDs
Status LED
Description
This green LED is at the bottom of the switch on the front panel.
OK (
) LED
v When this LED is lit, it indicates that the switch is on.
v When this LED is not lit and the yellow switch error LED is lit, it
indicates a critical alert. If the yellow LED is also not lit, it
indicates that the switch is off.
Switch error (!) LED This yellow LED is at the bottom of the switch 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 Flex
System chassis is also lit.
v When this LED is not lit and the green LED is lit, it indicates that
the switch is working correctly. If the green LED is also not lit, it
indicates that the switch is off.
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