Install The 3.5-Inch-Drive Backplane - Lenovo ThinkSystem SR650 Maintenance Manual

1. Remove the top cover. See "Remove the top cover" on page 103.
2. Remove the system fan cage for easier operation. See "Remove the system fan cage" on page 116.
3. Remove all the installed drives and fillers (if any) from the drive bays. See "Remove a hot-swap drive" on
page 120.
To remove the 3.5-inch-drive backplane, complete the following steps:
Watch the procedure. A video of the removal process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-A25P7vBoGa_wn7D7XTgDS_
• Youku: http://list.youku.com/albumlist/show/id_50483444
Figure 98. 3.5-inch-drive backplane removal
Step 1. Pull the release pins and slightly slide the backplane in the direction as shown.
Step 2. Pivot the backplane backward slightly to release it from the four hooks on the chassis. Then,
carefully lift the backplane out of the chassis.
Step 3. Record the cable connections on the backplane and then disconnect all cables from the
backplane. For information about the backplane cable routing, see "Backplane" on page 32.
If you are instructed to return the old backplane, follow all packaging instructions and use any packaging
materials that are provided.

Install the 3.5-inch-drive backplane

Use this information to install the 3.5-inch-drive backplane.
Note: The procedure is based on the scenario that you want to install the backplane for up to twelve 3.5-
inch drives. The procedure is similar for the backplane for up to eight 3.5-inch drives.
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ThinkSystem SR650 Maintenance Manual