HP ProLiant SL390s G7 2U Half-width Server Maintenance and Service Guide

Removal and replacement procedures 50
PCI expansion cards
System board PCI expansion slots
There is one PCIe x24 expansion slot for riser board installation on the system board.
Figure 27 System board PCI expansion slot
To install the PCIe x24 riser card:
1. Install the riser card to the front PCIe bracket.
Figure 28 Installing the riser card
2. Install the optional PCIe card.