Upgrade and Maintenance Guide
57
R
eplacing Memory Modules
Replacing CX xx55, EX xx60, DX, and SteelFusion Core
Components
Replacing Memory Modules in 1U Appliances
This section describes how to replace memory modules in 1U CX1555 and EX1160 appliances. The
following diagram shows memory module slot locations in these appliances.
Figure 2-20. Memory Module Slot Locations in 1U xx55 and xx60
When adding new memory to the 1U xx55 and xx60 appliances, add the memory in the black slots first.
Once the black slots are full, populate the blue slots. Make sure the memory is equally distributed on both
sides.
To replace the memory modules in the 1U CX1555 and EX1160 appliances
1.
Power down the appliance.
2.
Remove the chassis cover.
“To remove the chassis cover on 1U appliances” on page 44
.
3.
To access CPU 1 memory modules, you must remove the PCIe enclosure. Remove the locking screws of
the PCIe enclosure on the back of the appliance.
Figure 2-21. Removing PCIe Enclosure Locking Screws