A customer reports that two copper transceivers cannot be securely installed on ports of an S7700 switch. Although the copper transceivers can be used on the switch, they affect stability of services.
The problem persists when the two copper transceivers are installed on another two ports of the S7700 switch. The two copper transceivers can be securely installed and run normally on ports of an S5700 switch.
The following figure shows such a copper transceiver.