On the R940 there is a mezzanine board that when installed supplies the server with additional memory and processors. The board connects to the motherboard with a series of cables. When lowered into its sitting position it connects to 2 of these small interposer/interface chips.
- Dell Part Number: 0NNRG0
- Component: Mezzanine-to-Motherboard Interface Board
- Server: Dell PowerEdge R940
- Type: Small interconnect/interface PCB
- Location: Installs between the R940 mezzanine layer and the system motherboard.
- Purpose: Provides the electrical connection between the mezzanine assembly and the motherboard.
- Form: Small board/chip-like module rather than a conventional PCIe riser.