Proface PS4800 - 19 Panel PC" - Manual (Page 126)

Hardware Modifications
126
Interface Module Position
The figure shows the slot positions:
1
Slot 2 (IF2)
2 Slot 1 (IF1)
NOTE: Take into account the interface module restrictions as identified in the table
below. After replacing or installing an interface module, restore BIOS default settings
via Exit Menu (see page 103).
The table provides the possible positions of the interface modules in the slots:
Industrial Personal Computer Part Number Slot 1 Slot 2
UPS Interface Board (see page 133) PFXZPSIUUPM2 x –
COM Expansion Board
(see page 130) PFXZPSIUCMR42 x x