Lenovo ThinkSystem SR550, Maintenance Manual

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http://sysmgt.lenovofiles.com/help/topic/LXPM/RAID_setup.html
Adjust the retainer on the M.2 backplane
Use this information to adjust the retainer on the M.2 backplane.
“
Read
the
installation
Guidelines” on
page 53
“
Power off
the server
for this task”
on page 13
“
ATTENTION:
Static Sensitive Device
Ground package before opening”
on page 56
Before adjusting the retainer on the M.2 backplane, locate the correct keyhole that the retainer should be
installed into to accommodate the particular size of the M.2 drive you wish to install.
To adjust the retainer on the M.2 backplane, complete the following steps:
Watch the procedure
A video of this procedure is available at
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
C9jFjZnXQ6AmTXaIdX6_HJ
.
Figure 111. M.2 retainer adjustment
Step 1. Press both sides of the retainer
1
.
Step 2. Move the retainer forward until it is in the large opening of the keyhole.
Step 3. Take the retainer out of the keyhole.
Step 4. Insert the retainer into the correct keyhole.
Step 5. Press both sides of the retainer.
Step 6. Slide the retainer backwards until it is seated in place.
TCM/TPM adapter replacement (for Chinese Mainland only)
Use this information to remove and install the TCM/TPM adapter (sometimes called a daughter card).
For customers in Chinese Mainland, integrated TPM is not supported. However, customers in Chinese
Mainland can install a Trusted Cryptographic Module (TCM) adapter or a TPM adapter (sometimes called a
daughter card).
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ThinkSystem SR550 Maintenance Manual