DFI TPC121 Installation Guide - Manual (Page 7)

7
5. The memory socket, expansion slots, Mini PCIe slot
and SATA drive bay are readily accessible after
removing the chassis cover.
SODIMM socket
SATA drive bay
Mini PCIe Slot
TPC121
TPC150/ TPC170
SODIMM socket
Mini PCIe slot
SATA drive bay