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Fan LED (2748 only)
On the PowerConnect 2748 front panel there is a fan LED. The following table describes the
fan status LED indications.
Port LEDs
10/100/1000BASE-T Port LEDs
Each 10/100/1000BASE-T port has two LEDs. Speed/Link/Activity is indicated on the left LED and
the duplex mode is indicated on the right LED.
The following figure illustrates the RJ-45 10/100/1000BASE-T LEDs.
Figure 2-9. RJ-45 Copper-based 10/100/1000BASE-T LEDs
The RJ-45 LED indications are described in the following table:
Table 2-2. Managed Mode LED Indications
LED Color Description
Green Flashing Indicates diagnostics in progress, firmware loading, or Managed Mode
transition.
Green Solid Indicates the switch is in Managed Mode.
Amber Solid Diagnostics has failed.
Amber Flashing No valid image.
Off Indicates Unmanaged mode or Secure mode (2748 only).
Table 2-3. Fan LED Indications
LED Color Description
Green Solid All fans are operating correctly.
Red Solid One or more fans have failed.
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