QSFP28 port LED
The S6520X-30HC-EI, S6520X-54HC-EI, S6520X-30HC-HI, S6520X-54HC-HI, S6520X-30HF-EI,
S6520X-54HF-EI, S6520X-30HF-HI, and S6520X-54HF-HI switches each provide QSFP28 ports. A
LED is provided for each QSFP28 port to indicate its operating status.
Table4-25 QSFP28 port LED description
LED status
Description
Steady green
A link is present on the port and the port is operating at 100 Gbps.
Flashing green
The port is sending or receiving data at 100 Gbps.
Steady yellow
A link is present on the port and the port is operating at 40 Gbps.
Flashing yellow
The port is sending or receiving data at 40 Gbps.
Off
•
No transceiver module or cable has been installed in the port or no link is present
on the port.
•
The mode LED is in IRF mode. (Only supported on the S6520X-30QC-EI,
S6520X-54QC-EI, S6520X-30HC-EI, S6520X-54HC-EI, S6520X-30QC-HI,
S6520X-54QC-HI, S6520X-30HC-HI, and S6520X-54HC-HI switches.)
Expansion card status LED
The expansion card status LEDs SLOT1 and SLOT2 on the front panel indicate the operating state
of the expansion cards in slot 1 and slot 2, respectively.
Table4-26 Expansion card status LED description
LED mark
Status
Description
SLOT1/SLOT2
Steady green
The expansion card is present and is operating correctly.
Flashing yellow
The switch does not support the card, or the card has failed.
Off
The expansion slot is empty.
Port status LED on an expansion card
An expansion card provides a port status LED for each port. For more information about the LEDs,
see the manual for the expansion card.
Input/output status LED on a power supply
The PSR250-12A and PSR250-12A1 power supplies each have a LED on the front panel to indicate
the power input and output status. For more information about the LED, see the manual for the
power supply.
Fan tray status LED on a fan tray
The LSWM1FANSCE, LSWM1FANSCBE, LSPM1FANSA-SN, and LSPM1FANSB-SN fan trays
each have a LED to indicate the fan tray operating status.
