Lenovo thinksystem SN850 7X15 Setup Manual page 61

• Several different types of 2.5-inch drive backplanes can be installed in the compute node. For example,
some 2.5-inch drive backplanes come with a lever, while others don't (please refer to the illustrations
below). All are removed and installed in a similar manner.
• See the documentation that comes with an optional drive backplane for device-specific information and
information about removing other components that might be included as part of the option.
• If necessary, remove the RAID adapter to more easily access the drive backplane (see "Remove the RAID
adapter" on page 53).
To remove a 2.5-inch drive backplane, complete the following steps:
Watch the procedure. A video of the installation process is available:
• Youtube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-DtV8A4UWy7d3AoFKjCvas3
• Youku: http://list.youku.com/albumlist/show/id_50481024
Figure 36. 2.5-inch drive backplane removal
Step 1. Remove any drive bay fillers; then, press the release latch and pull out the drives to disengage the
drive connectors from the backplane. There is no need to remove the drives completely.
Step 2. Lift the drive backplane out of the compute node.
If you are instructed to return the component or optional device, follow all packaging instructions, and use
any packaging materials for shipping that are supplied to you.
Remove the RAID adapter
If needed, use this information to remove the RAID adapter.
Before you remove the RAID adapter, complete the following steps:
1. Read "Installation Guidelines" on page 26 to ensure that you work safely.
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Chapter 3 Compute node hardware setup
53