Switching Mainboard
AssemblySixteen-layer mainboard carrying the switching ASIC, control CPU, packet buffer, and forwarding tables. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Switching Mainboard
10 top-level lines as of r42521| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2 | Compute SoC Module | soc-module | 1× | 1 | · | part |
| 3 | Control-Plane CPU | dcs-control-cpu | 1× | 1 | · | part |
| 4 | DDR4 ECC DRAM | dcs-ddr-dram | 4× | 4 | · | part |
| 5 | Boot Flash | dcs-boot-flash | 1× | 1 | · | part |
| 6 | Packet Buffer Memory | dcs-packet-buffer | 1× | 1 | · | part |
| 7 | TCAM | dcs-tcam | 2× | 2 | · | part |
| 8 | Voltage Regulator Module | dcs-vrm | 8× | 8 | · | part |
| 9 | ASIC Heatsink | dcs-asic-heatsink | 1× | 1 | · | part |
| 10 | SMD Passive (R/C/L) | smd-passives | 1200× | 1,200 | · | part |