This section describes the locations of front drive bays and the internal NVMe boot drive in HPE Alletra 4140 nodes.

HDD Storage Media

There are 2 large form factor (LFF) drive drawers at the front of the HPE Alletra 4140 node, populated according to your node type. For more information, see Removing and Replacing a Hot-Plug Drive from a Drive Drawer.

1600TB Nodes

In 1600TB nodes, the first 92 of the total 98 drive bays are populated:

  • Bays 1–49 in drive drawer 1

  • Bays 50–92 in drive drawer 2

For more information, see 35-Bay Drive Drawer 1 and 2 Numbering in the HPE Alletra Storage Server 4140 Setup and Installation Guide.

1200TB Nodes

In 1200TB Nodes, the first 62 of the total 70 drive bays are populated:

  • Bays 1–35 in drive drawer 1

  • Bays 36–70 in drive drawer 2

For more information, see 49-Bay Drive Drawer 1 and 2 Numbering in the HPE Alletra Storage Server 4140 Setup and Installation Guide.

NVMe Boot Drive

The two NVMe boot drives are located inside the HPE NS204i-u Hot Plug Boot Optimized Storage Device.

For more information, see the following HPE documentation: