H3C UniServer R4900 G3, User Manual

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Replacing an NVMe SSD expander module
WARNING!
To avoid bodily injury from hot surfaces, allow the server and its internal modules to cool before
touching them.
Procedure
1.
Power off the server. For more information, see " Powering off the server ."
2.
Remove the server from the rack. For more information, see " Removing the server from a rack ."
3.
Remove the access panel. For more information, see " Replacing the access panel ."
4.
Remove the chassis air baffle. For more information, see " Removing air baffles ."
5.
Remove the fan cage. For more information, see " Replacing the fan cage ."
6.
Remove the NVMe SSD expander module:
a.
Disconnect the expander module from the front drive backplanes by removing the cables
from the front drive backplanes.
b.
Remove the PCIe riser card that contains the NVMe SSD expander module. For more
information, see "
Replacing a riser card and a PCIe module ."
c.
Disconnect cables from the NVMe SSD expander modules, as shown in Figure 157 .
Figure 157 Disconnecting cables from an NVMe SSD expander module
7.
Install a new NVMe SSD expander module. For more information, see " Installing an NVMe SSD
expander module ."
8.
Install the removed fan cage. For more information, see " Installing fans ."
9.
Install the removed chassis air baffle. For more information, see " Installing air baffles ."
10.
Install the access panel. For more information, see " Replacing the access panel ."
11.
Rack-mount the server. For more information, see " Rack-mounting the server ."
12.
Power on the server. For more information, see " Powering on the server ."
Verifying the replacement
Log in to HDM to verify that the NVMe expander module is in a correct state. For more information,
see HDM online help.