5. Optical drive position: no
6. Hard disk backplane: no
7. Fan position: Fan: Standard two 8025S fan positions
8. Applicable motherboard: Adapted motherboard: standard ATX following motherboard
9. I/O expansion: 7 full-height PCI/PCIE expansion slots, vertical insertion
10. External interface: 2 * USB 2.0
11. System control: Power LED*1, Reset*1, Power SW*1, HDD LED*1
NIC LED*2*1,
12. Applicable power supply: Adapter power supply: 4U standard PC power supply
15. Packing: pearl cotton + inner box + outer box
16. Packing size: outer box 580*435*330MM K636K printed according to the picture
19. Applicable fields Cloud storage, cloud computing, big data, security monitoring and other fields