ThinkSystem 2U Rear 4 x 2.5" SAS/SATA Backplane option kit
The option package contains the following items.

1 2.5" SAS/SATA 4-bay rear/middlle backplane (1) + 2U rear 4_2.5" HDD cage (1)
2 1 x 2.5" HDD filler (4)
3 C2 rear wall bracket (1)
4 SATA drive type and drive sequence label (1)
For information about installing the option product, refer to the Server hardware setup chapter in the Setup Guide, or go to:https://thinksystem.lenovofiles.com/help/topic/7D2W/server_setup.html.
To get the latest technical information and download device drivers and updates, go to: https://datacentersupport.lenovo.com/us/en/products/servers/thinksystem/sr665/7d2w/downloads/driver-list.
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