Lenovo 3797 - Manual (Page 61)

If you have other optional devices to install, do so now. Otherwise, go to
“Completing the installation” on page 100.
Removing a PCI adapter from a PCI riser-card assembly
This topic describes removing an adapter from a PCI expansion slot in a PCI
riser-card assembly. These instructions apply to PCI adapters such as video graphic
adapters and network adapters. To remove a SAS controller from the SAS riser
card, go to “Removing a SAS controller from the SAS riser card” on page 79.
The following illustration shows the locations of the adapter expansion slots from
the rear of the server.
1 PCI slot 1
2 PCI slot 2
3 PCI slot 3
4 PCI slot 4
Notes:
1. If a PCI Express Gen 2x16 adapter is installed in a PCI riser-card assembly, the
second expansion slot is not available.
2. If you are replacing a high power graphics adapter, you might need to
disconnect the internal power cable from the system board before removing the
adapter.
To remove an adapter from a PCI expansion slot, complete the following steps.
1 Adapter
2 PCI riser-card assembly
3 Adapter connectors
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 33.
2. Turn off the server and peripheral devices and disconnect all power cords and
external cables.
Chapter 5. Installing optional devices and replacing customer replaceable units 45