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• Appearance and MechanismChapter 2
2.2 LED Indentification
This section provides an overview of the front and rear LEDs.
2.2.1 Front LEDs
Upper SFP+ Port LED
Lower SFP+ Port LED
QSFP+ Port LED
(Figure 2-3: Front LED Indentification)
LED Color Status Description
Power
Green Solid Both power suppliers presented and operating normally
Yellow
Solid POST in progress
Blinking One power supply has failed
N/A OFF Power disconnected
System
N/A OFF No power
Green
Blinking Booting up or running diagnostics
Solid Normal operation
Red Solid Critical system error
Fan
Green Solid Fan operating normally
Yellow Solid Fan failure
40G QSFP slot
(1x LED per port)
N/A OFF No link
Green
Solid A valid link
Blinking Packet transmission or reception in progress
10G SFP+ slot
(1x LED per port)
N/A OFF No link
Green
Solid A valid link
Blinking Packet transmission or reception in progress
Management slot
(2x LED per port)
Link LED
N/A OFF No link
Yellow Solid A valid link at 10/100 Mbps
Green Solid A valid link at 1000 Mbps
ACT LED
N/A OFF No link
Green Blinking Packet transmission or reception in progress
