Hard Disk Drive
AssemblyA 3.5" enterprise HDD: a sealed head-disk assembly plus its controller board. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Hard Disk Drive
6 top-level lines as of r135698| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Disk Platter | rack-server-hdd-platter | 5× | 5 | · | part |
| 2 | Spindle Motor | rack-server-hdd-spindle | 1× | 1 | · | part |
| 3 | Voice-Coil Actuator | rack-server-hdd-actuator | 1× | 1 | · | part |
| 4 | Read/Write Head | rack-server-hdd-head | 10× | 10 | · | part |
| 5 | HDD Controller PCB 3 parts | rack-server-hdd-pcb | 1× | 1 | 0 | assembly |
| 6 | HDA Casting & Cover | rack-server-hdd-casting | 1× | 1 | · | part |