Feature LED Color/Display
• Solid amber –— Link on 100M or 10M speeds
Activity LED
• Off –— No Link
• Blinking green –— Transmit/Receive is active
Orderable S4820T Components
You can order the S4820T system in several different configurations. You can also order optional
modules and optics separately.
You can order the following supported hardware components.
• S4820T AC Normal Airflow: 48 port 10G RJ-45 ports with 4 QSFP+ 40G ports, 1 AC power supply and
2 fan subsystems (airflow from I/O side to power supply side)
• S4820T AC Reverse Airflow: 48 port 10G RJ-45 ports with 4 QSFP+ 40G ports, 1 AC power supply and
2 fan subsystems (airflow from power supply side to I/O side)
• S4820T AC Normal Airflow: 48 port 10G RJ-45 ports with 4 QSFP+ 40G ports, 1 DC power supply and
2 fan subsystems (airflow from I/O side to power supply side)
• S4820T AC Reverse Airflow: 48 port 10G RJ-45 ports with 4 QSFP+ 40G ports, 1 DC power supply
and 2 fan subsystems (airflow from power supply side to I/O side)
• S4820T Series — Fan with airflow from the I/O side to the PSU side
• S4820T Series — Fan with airflow from the PSU side to the I/O side
• S4820T Series — AC Power supply with airflow from the I/O side to the PSU side
• S4820T Series — AC Power supply with airflow from the PSU side to the I/O side
• S4820T Series — DC Power supply with airflow from the I/O side to the PSU side
• S4820T Series — DC Power supply with airflow from the PSU side to the I/O side
12
The S4820T Switch
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