Lenovo ThinkSystem SR850, Maintenance Manual

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2.5-inch hot-swap drive and drive backplane replacement
Use this procedure to install or remove 2.5-inch hot-swap drives and drive backplanes.
Remove a drive backplane
Use this procedure to remove a drive backplane.
Before removing the drive backplane:
1. Read the safety information and installation guidelines (see “Safety” on page iii and “Installation
Guidelines” on page 51).
2. Turn off the server and peripheral devices and disconnect the power cords and all external cables (see
“Power off the server” on page 8).
3. If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top
cover, or remove the server from the rack.
4. Watch the procedure . A video of this procedure is available from the following links:
• https://www.youtube.com/playlist?list=PLYV5R7hVcs-B2y7oAb54mfyuLrIusa_qE
• http://list.youku.com/albumlist/show/id_50483449
5. Remove the top cover (see “Remove the top cover” on page 130).
To remove the drive backplane, complete the following steps:
Step 1. Pull all the drives and fillers out slightly to disengage them from the backplane.
Step 2. Remove the fan cage assembly (see “Remove the fan cage assembly” on page 61).
Step 3. Disconnect all the signal cables and the power cable from the backplane.
Step 4. Lift and hold the retention latches on top of the backplane
Figure 42. Drive backplane removal
Step 5. Rotate the backplane from the top toward the center of the server to disengage it from the retention
latches.
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.
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ThinkSystem SR850 Maintenance Manual