Cisco Firepower 4100 Series Manual page 26

Supported SFP/SFP+ and QSFP Transceivers
Figure 16: Fan LED
1
The fan module has one two-color LED, which is located on the upper left corner of the fan.
• Amber—Fan failure.
• Green—Fan running normally. It may take up to one minute for the LED status to turn green after power
Supported SFP/SFP+ and QSFP Transceivers
The SFP/SFP+ transceivers are bidirectional devices with a transmitter and receiver in the same physical
package. It is a hot-swappable optical or electrical (copper) interface that plugs into the SFP/SFP+ ports on
the fixed ports and the network module ports, and provides Ethernet connectivity.
Warning
Overview
26
Two-color LED
is on.
Use appropriate ESD procedures when inserting the transceiver. Avoid touching the contacts at the rear, and
keep the contacts and ports free of dust and dirt. Keep unused transceivers in the ESD packing that they were
shipped in. The following figure shows a sample SFP transceiver.
Overview