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Step 4.
Loosen the thumbscrew on the cam handle on the controller module.
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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 the DIMMs
To replace the DIMMs, locate them inside the controller and follow the specific sequence of steps.
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.
Check the NVMEM LED on the controller module.You must perform a clean system shutdown
before replacing system components to avoid losing unwritten data in the nonvolatile memory
(NVMEM). The LED is located on the back of the controller module. Look for the following icon:
NV
Step 3.
If the NVMEM LED is not flashing, there is no content in the NVMEM; you can skip the following
steps and proceed to the next task in this procedure.
Step 4.
Unplug the battery:
ThinkSystem DM7000x Hardware Installation and Maintenance Guide
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