The backplane hosts the SCB by providing the power supply and expands the 20 GTP pairs to its SFP cages.
WR SFP cages
9 1x2 SFP cages with light pipe and EMI gasket are used.
Active and Link bi-color LED for each port.
Switch Management SFP cage
An additional management 100Mbps Ethernet port is SFP form are provided. It is converted from the USB port with AX88772BLI and works in parallel with the existing RJ45 management port.
USB debug ports
Two USB debug ports for FPGA and ARM respectively.
Status LED
Bi-color LED for switch status and power status.
Power switch
A switch to turn on/off the AC/DC is installed in the front panel to convenient the power cycle operation.