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2 – General Description
Chassis Controls and LEDs
59021-05 B 2-3
Q
2.1.3
Chassis LEDs
The chassis LEDs shown in Figure 2-3 provide status information about switch
operation. Refer to ”Power Supplies” on page 2-9 for information about power
supply LEDs and to ”Port LEDs” on page 2-5 for information about port LEDs.
Figure 2-3. Chassis LEDs
2.1.3.1
Over Temperature LED (Amber)
The Over Temperature LED provides status information about the air temperature
inside the switch. This LED illuminates to indicate that the switch logic circuitry is
overheating. Refer to Section 5 Diagnostics/Troubleshooting for information about
troubleshooting over temperature conditions.
2.1.3.2
Fan Fail LED (Amber)
The Fan Fail LED indicates operational status of both fans. This LED illuminates if
the speed of either fan falls below the normal range. Removing a fan will not
illuminate the Fan Fail LED. Refer to Section 5 Diagnostics/Troubleshooting for
information about troubleshooting fan failure conditions.
Over Temperature LED
(Amber)
Input Power LED
(Green)
Fan Fail LED
(Amber)
Heartbeat LED
(Amber)