Owners Manual

To remove the bezel from the 2U enclosure, reverse the order of the preceding steps.
NOTE: See Enclosure variants for details about various enclosure options.
Enclosure variants
The 2U chassis can be configured as a controller enclosure ME4012/ME4024, or an expansion enclosure ME412/ME424 as
shown in 2U12 enclosure variants and 2U24 enclosure variants. The 5U chassis can be configured as a controller enclosure
ME4084 or an expansion enclosure ME484 as shown in 5U84 enclosure variants.
NOTE:
The 2U and 5U core productsincluding key components and CRUsare described in the following sections. Although
many CRUs differ between the form factors, the controller modules and IOMs are common to 2U12, 2U24, and 5U84
chassis. The controller modules and IOMs are introduced in 2U enclosure core product and cross-referenced from 5U84
enclosure core product.
2U12
2U12 enclosures consist of 12 x LFF (Large Form Factor) disk drives and 12 x HFF (Hybrid Form Factor) disk drives.
Table 1. 2U12 enclosure variants
Product Configuration PCMs
1
Controller modules and IOMs
2,3
ME4012 12 Gb/s direct dock LFF SAS 2 2
12 Gb/s direct dock LFF SAS 2 1
ME412 12 Gb/s direct dock LFF SAS 2 2
1
Redundant PCMs must be compatible modules of the same type (both AC).
2
Supported controller modules include 4-port FC/iSCSI, 4-port HD mini-SAS, and 4-port iSCSI 10Gbase-T. Supported IOMs are
used in expansion enclosures for adding storage.
3
In single-controller module configurations, the controller module is installed into slot A, and a controller blank is installed in slot
B.
2U24
2U24 enclosures consist of 24 x SFF (Small Form Factor) disk drives.
Table 2. 2U24 enclosure variants
Product Configuration PCMs
1
Controller modules and IOMs
2,3
ME4024 12 Gb/s direct dock SFF SAS 2 2
12 Gb/s direct dock SFF SAS 2 1
ME424 12 Gb/s direct dock SFF SAS 2 2
1
Redundant PCMs must be compatible modules of the same type (both AC).
2
Supported controller modules include 4-port FC/iSCSI, 4-port HD mini-SAS, and 4-port iSCSI 10Gbase-T. Supported IOMs are
used in expansion enclosures for adding storage.
3
In single-controller module configurations, the controller module is installed in slot A, and a controller blank is installed in slot B.
5U84
5U84 enclosures consist of 84 x LFF or SFF disk drives held in two 42-slot vertically-stacked drawers.
10
Storage system hardware