Proface PS4800 - 19 Panel PC" - Manual (Page 150)

Hardware Modifications
150
6 Install the PCI/PCIe card in the slot expansion. Be sure to insert the PCI/PCIe
card in the black guide rail in the top of the slot expansion. Fasten the PCI/PCIe
card using the marked (previously removed) Torx screws (T10):
1
Guide rail for slot 1
2 Guide rail for slot 2
Step Action