QNAP TVS-73e Series - Left Panel; Drive Numbering

TVS-x73e User Guide
Product Overview 11
No. Component No. Component
1 Memory slot 1 4 Memory slot 4
2 Memory slot 2 5 M.2 SSD slot 1
3 Memory slot 3 6 M.2 SSD slot 2
Left Panel
No. Component No. Component
1 PCIe 3.0 x4 slot 1 2 PCIe 3.0 x4 slot 2
Drive Numbering
TVS-473e