Owners Manual

Figure 37. Installing a memory module
Next steps
1 Install the air shroud.
2 Follow the procedure listed in After working inside your system.
3 To verify if the memory module has been installed properly, press F2 and navigate to System Setup Main Menu > System BIOS >
Memory Settings. In the Memory Settings screen, the System Memory Size must reect the updated capacity of the installed
memory.
4 If the value is incorrect, one or more of the memory modules may not be installed properly. Ensure that the memory module is rmly
seated in the memory module socket.
5 Run the system memory test in system diagnostics.
Expansion cards and expansion card risers
An expansion card in the system is an add-on card that can be inserted into an expansion slot on the system board or a slot on a riser card
to add enhanced functionality to the system through the expansion bus.
NOTE
: A System Event Log (SEL) event is logged if an expansion card riser is not supported or missing. It does not prevent your
system from turning on. However, if F1/F2 pause occurs and an error message is displayed.
Expansion card installation guidelines
Depending on your system conguration, the following PCI Express (PCIe) generation 3 expansion cards are supported:
Table 41. Expansion card riser
congurations
Riser PCIe slot on the
expansion card riser
Processor
connection
PCIe slots on riser
(Height)
PCIe slots
on riser
(length)
Link width Slot width
Riser 2 (IO_RISER2)
Slot 8 Processor 3 full height 3/4 length x16 x16
Slot 9 Processor 3 full height half length x16 x16
Slot 10 Processor 3 full height half length x16 x16
Riser 3 (IO_RISER3) Slot 11 Processor 4 full height 3/4 length x16 x16
86 Installing and removing system components