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2
Thumbscrew
1
Cam handle
2
Step 5.
Pull the cam handle downward and begin to slide the controller module out of the chassis. Make
sure that you support the bottom of the controller module as you slide it out of the chassis.
Replacing or adding a caching module
To replace or add a caching module referred to as the M.2 PCIe card on the label on your controller, locate
the slots inside the controller and follow the specific sequence of steps.
Before you begin
Your storage system must meet certain criteria depending on your situation:
• It must have the appropriate operating system for the caching module you are installing.
• It must support the caching capacity.
• If you are adding a caching module, it must support the additional capacity as well as the caching module
capacity.
Lenovo Press
• All other components in the storage system must be functioning properly; if not, you must contact
technical support.
About this task
A video for this task is available at:
• YouTube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-CZwRXsocAOmi5RsaXDVZQG
Step 1.
If you are not already grounded, properly ground yourself.
Step 2.
Locate the caching module at the rear of the controller module and remove it.
a.
Press the release tab.
b.
Remove the heatsink. The storage system comes with two slots available for the caching
module and only one slot is occupied, by default.
1
.
Chapter 4
Hardware replacement procedures
19
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