Sun Microsystems SunPCi 1.1 Guide D'installation page 11

Identifying the PCI Slots
To locate the PCI slots in your workstation, refer to the picture that corresponds with
the model of your workstation. You can use any pair of adjacent slots.
Ultra 5 PCI Slots
FIGURE 1
Note – When installing the SunPCi card in the Ultra 10, you might find it helpful to
turn the system unit upside down and lift the cover upward.
Ultra 10 PCI Slots
FIGURE 2
SunPCi Hardware and Software Installation en-7