System Board
No. Component No. Component
1 Memory slot 1 7 Memory slot 7
2 Memory slot 2 8 Memory slot 8
3 Memory slot 3 9 PCIe 3.0 slot 1 (x8)
4 Memory slot 4 10 PCIe 3.0 slot 2 (x8)
5 Memory slot 5 11 M.2 SSD slot 2
6 Memory slot 6 12 M.2 SSD slot 1
Drive Numbering
ES1686dc User Guide
Product Overview 17