System Overview; The 12Big Rack Storage Server; The Enclosure Core Product - LaCie 12big Rack Storage Server User Manual

LaCie 12big Rack Storage Server
User Manual

2. System Overview

2.1. The 12big Rack Storage Server

The 12big Rack Storage Server is a 2U sized disk drive enclosure,
housing up to twelve low profile (1 inch high), 3.5 inch form factor
drives of the following types:
✦ 3.0/6.0Gb/s SAS (up to 15000 rpm).
✦ 3.0Gb/s SATA (up to 7200 rpm).
IMPORTANT INFO: A mixed population of both drive types is
supported but drive types cannot be mixed within individual col-
umns.
Each individual disk drive is hot pluggable and field replaceable.
Fig. 06 shows a front view of an 12big Rack Storage Server while
Fig. 07 depicts a rear view with the lid removed, showing those ar-
eas accessible to service personnel only.
Fig. 06 - The 12big Rack Storage Server – front view
Fig. 07 - The 12big Rack Storage Server – rear view showing
service areas

2.2. The Enclosure Core Product

The 12big Rack Storage Server is an enclosure subsystem together
with a set of plug-in modules and (as supplied) comprises:
✦ An enclosure chassis comprising:
– A backplane PCB.
– An Enclosure Management Card (EM Card).
– An integral Operator's (Ops) Panel.
– An integral rear panel, incorporating an Enclosure ID LED
(see Fig. 14).
– A power supply mounting cage containing two 850W,
100-240V AC auto-ranging, plug-in Power Supply Units
(see Fig. 12).
✦ An ATX server subsystem. Refer to section
system for details.
✦ A cooling cage, containing 10 high speed single rotor axial
fans which are individually pluggable.
✦ Up to 12 drive carrier modules with 3.5" drives installed (see
Fig. 14). Dummy drive carrier modules must be fitted in all
unused drive bays.
✦ Boot options. One of the following boot options may be cho-
sen for inclusion within the required configuration:
a. Front drives with pre-installed OS
b. An eUSB (Embedded Universal Serial Bus) flash drive.
c. A compact flash card in a PCI card adapter.
✦ A rack mounting rail kit for mounting the enclosure in a 19" rack.
System Overview
page 10
2.4. ATX Server Sub-