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Step 4.
Recable the system, as needed. If you removed the media converters (SFPs), remember to reinstall
them if you are using fiber optic cables.
Step 5.
Complete the reinstallation of the controller module by performing these steps:
The controller module begins to boot as soon as it is fully seated in the chassis. Be prepared to
interrupt the boot process.
1. With the cam handle in the open position, firmly push the controller module in until it meets the
midplane and is fully seated, and then close the cam handle to the locked position.
Attention: Do not use excessive force when sliding the controller module into the chassis; you
might damage the connectors.
The controller begins to boot as soon as it is seated in the chassis.
2. If you have not already done so, reinstall the cable management device.
3. Bind the cables to the cable management device with the hook and loop strap.
4. When you see Press Ctrl-C for Boot Menu, press
5. Type
boot_ontap menu
6. Select option 5 from the menu that appears to boot into maintenance mode.
Running system-level diagnostics
After installing a new NVMEM battery, you should run diagnostics.
Before you begin
Your system must be at the LOADER prompt to get to the maintenance menu to start System Level
Diagnostics.
About this task
All commands in the diagnostic procedures are issued from the controller where the component is being
replaced.
Step 1.
At the LOADER prompt, type
Step 2.
Select option 5 from the menu that appears to access the special drivers specifically designed for
system-level diagnostics to function properly. During the boot process, you can safely respond
the prompts until the Maintenance mode prompt (*>) appears.
Step 3.
Run diagnostics on the NVMEM memory:
Step 4.
Verify that no hardware problems resulted from the replacement of the NVMEM battery:
device status -dev nvmem -long -state failed
System-level diagnostics returns you to the prompt if there are no test failures, or lists the full status
of failures resulting from testing the component.
Step 5.
Proceed based on the result of the preceding step:
ThinkSystem DM3000x and DM5000x Hardware Installation and Maintenance Guide
42
.
menu.
boot_ontap
sldiag device run -dev nvmem
to interrupt the boot process.
Ctrl-C
to
y
sldiag
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