The back-end modules, also called disk boards (DKBs), control the transfer of data between the drives and cache memory. The back-end module LEDs indicate the operating status of the module.
The following table lists the back-end module specifications.
| Item | Specification |
|---|---|
| Model number | DW-F2000-BN16G |
| Number of PCBs | 1 |
| Number of ports per PCB | 2 |
| Performance | 16 Gbps |
| Number of PCBs per storage system | 2 |
| Number of NVMe ports per system | 4 |
Back-end module LEDs
| Number | Item | Description |
|---|---|---|
| 3-1 | STATUS LED | Green: Back-end module is in the power-on state. Red: Back-end module can be removed safely. Off: Power is off. |
| 3-2 | PORT LED | On (green): Link status is normal. Off: Link is down. |