SMB, 14-Pin I/O, PXI Multifunction I/O Module Terminal Block—The TB-2708 is a terminal block assembly that features nine SMB connectors and a 14-pin I/O connector. You can directly connect the TB-2700 to the front panel I/O connectors of the PXI-6115 or PXI-6120 PXI Multifunction I/O Modules. The TB-2708 helps you connect analog and digital I/O signals to the PXI-6115 or PXI-6120.