Dell PowerConnect B-8000 Reference Manual - Page 30

TABLE 2, LED activity interpretation, describes the LEDs on the non-port side of the switch.

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3 LED activity interpretation TABLE 1 LED name Port side LED patterns during normal operation (Continued) LED color Status of hardware Recommended action Optical media port status (bi-color LED for each FC and CEE port) Off Steady amber No light or signal carrier on media interface. Verify that the transceiver is installed correctly and that the cable is connected correctly. Receiving light or carrier, but not No action required. online. Slow blinking amber Disabled (by diagnostics or by (2 sec) portDisable command). Verify that the diagnostic tests are not being run. Reenable the port using the portEnable command. Fast blinking amber Port failure. (1/2 sec) Check the management interface and the error log for details on the cause of the failure. Contact Technical Support if necessary. Steady green Online. No action required. Slow blinking green Online but segmented (loopback No action required. (2 sec) cable or incompatible switch). Fast blinking green Internal loop-back (diagnostic). No action required. (1/2 sec) Flickering green Online, frames flowing through No action required. port. Table 2 describes the LEDs on the non-port side of the switch. TABLE 2 Non-port side LED patterns during normal operation LED name LED color Status of hardware Recommended action Power Supply No light Status Steady green Steady amber (for more than 5 seconds) Power supply is not receiving power or is off. Verify the power supply is on and seated and the power cord is connected to a functioning power source. Power supply is operating normally. No action required. Power supply is faulty. Note: When the switch is first powered on the power supply status LED will show amber until POST has completed. Try the following: Check the power cable connection. Verify that the power supply is powered on. Replace the power supply FRU. 18 PowerConnect B-8000 Hardware Reference Manual 53-1001788-01

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18
PowerConnect B-8000 Hardware Reference Manual
53-1001788-01
LED activity interpretation
3
Table 2
describes the LEDs on the non-port side of the switch.
Optical media
port status
(bi-color LED
for each FC
and CEE port)
Off
No light or signal carrier on
media interface.
Verify that the transceiver is installed
correctly and that the cable is
connected correctly.
Steady amber
Receiving light or carrier, but not
online.
No action required.
Slow blinking amber
(2 sec)
Disabled (by diagnostics or by
portDisable command).
Verify that the diagnostic tests are not
being run. Reenable the port using the
portEnable command.
Fast blinking amber
(1/2 sec)
Port failure.
Check the management interface and
the error log for details on the cause of
the failure. Contact Technical Support
if necessary.
Steady green
Online.
No action required.
Slow blinking green
(2 sec)
Online but segmented (loopback
cable or incompatible switch).
No action required.
Fast blinking green
(1/2 sec)
Internal loop-back (diagnostic).
No action required.
Flickering green
Online, frames flowing through
port.
No action required.
TABLE 2
Non-port side LED patterns during normal operation
LED name
LED color
Status of hardware
Recommended action
Power Supply
Status
No light
Power supply is not receiving
power or is off.
Verify the power supply is on and
seated and the power cord is
connected to a functioning power
source.
Steady green
Power supply is operating
normally.
No action required.
Steady amber (for
more than 5
seconds)
Power supply is faulty.
Note:
When the switch is first
powered on the power supply
status LED will show amber until
POST has completed.
Try the following:
Check the power cable connection.
Verify that the power supply is powered
on.
Replace the power supply FRU.
TABLE 1
Port side LED patterns during normal operation
(Continued)
LED name
LED color
Status of hardware
Recommended action