Infortrend EonStor DS 1012 - Single-Controller Models; Upgrading Single Controller to Dual Controller System; Connection between RAID and JBOD

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Single-Controller Models
Single-controller models are designated by a “G” or “S” in their model number. The
second controller slot is filled with a dummy cage (D). The 2UL-C and 2UL model
differs in the additional cooling module at the center-bottom position.
A
D
A
D
Upgrading Single Controller to Dual Controller System
If the model name of a single controller RAID/JBOD is designated with the letter “S”,
it can be upgraded into a dual-controller configuration by adding another controller
module and firmware upgrade (see software manual). If the model name is
designated with a “G”, it is not upgradeable to a dual controller configuration.
 ESDS1016S: Upgradeable
 ESDS1016G: NOT upgradeable
For details, please contact your vendor for details.
Connection between RAID and JBOD
The following rule applies when connecting RAID and JBOD(s):
 Dual-controller RAID connects to dual-controller JBOD.
 Single-controller RAID connects to single-controller JBOD.