Inside View - ASROCK 4X4 BOX-4000 Series User Manual

2.3 Inside View

No. Description
1 SO-DIMM Slot
2 SATA 3.0 Connector
3 Mini PCIe Slot
4 M.2 Slot
5 Hard disk drive tray (compatible with 2.5" SATA HDD/SSD)
SO-DIMM memory, hard drive and mSATA SSD are not included with this system.
8
4
3
2
1
5