1-88 AlphaServer GS80/160/320 Service Manual
1.21.5 PCI Remote I/O Riser Module
The PCI remote I/O riser module resides in the PCI box and provides
an interface between a single I/O cable and two PCI buses. The PCA
ASIC is the PCI bus controller.
Figure 1– 40 PCI I/O Riser Block Diagram
