Asus ESC8000 G4 Series, User Manual, Page: 42 / 192

Chapter 2: Hardware Setup 2-20
2.5 Expansion slots
Ensure to unplug the power cord before adding or removing expansion cards. Failure to do
so may cause you physical injury and damage motherboard components.
2.5.1 The PCI Express riser card
The server system comes pre-installed with a riser card that supports two x16 slots (Gen3
x16 link) for installing PCI-E x16 low profile of half-length cards.
To install PCI-E expansion cards to the riser card:
1. Remove the two (2) screws that secure the riser card to the chassis.
2. Firmly hold the riser card, slide the riser card towards the front of the chassis to unlock
it, then pull it up to detach it from the chassis.