Dell PowerVault MD3820f - Manual (Page 16)

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3.5” WD4001FYYG 4TB 7.2K Western Digital
NOTE: 3.5” 15K rpm drives,3.5” 10K rpm drives and 3.5” 7.2K rpm drives marked with (*) are
not supported on MD dense arrays such as MD3460, MD3860i and MD3860f.
Supported Expansion Enclosures
MD 3x60 Series Dense Storage Arrays support a maximum of 180 physical disk slots (with
premium feature activation). These additional slots support can only be provided by up to 2
MD3060e expansion enclosures. For a system without premium feature activation, this
physical disk slots limit is 120.
Table 11. Expansion Enclosures Supported on Dense (4U) Storage Arrays
Enclosure Model Minimum Firmware Version
MD3060e 03.96
MD34xx/38xx series storage arrays support a maximum of 192 physical disk slots (with
premium feature activation). These additional slots can be provided by up to 15 MD1200
expansion enclosures, seven MD1220 expansion enclosures, or a combination of both. When
a combination of expansion enclosures is used, total number of disk drive slots in the system
cannot exceed 192. For a system without premium feature activation, this physical disk limit
is 120.
Table 12. Expansion Enclosures Supported on Non-Dense (2U) Storage Arrays
Enclosure Model Minimum Firmware Version
MD1200 1.05
MD1220 1.05
NOTE: Attaching a 4U (dense) expansion enclosure to a 2U (non-dense) RAID
storage array is not supported; alternately, a 2U expansion enclosure
cannot be attached to a 4U RAID storage array. All EMM’s in an expansion
stack must be at the same firmware level.