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Galaxy A16F-R2422 Installation and Hardware Reference Manual
1.1.2.4 Hard Drive Numbering
The front panel of the A16F enclosure houses sixteen (16) hard drives in a
4x4 configuration as shown in Figure 1-4. When viewed from the front, the
drive bays (slots) are numbered 1 to 16 from top to bottom, from left to
right.
1.1.2.5 Rear Panel Overview
The rear section of the A16F-R2422 subsystem is accessed through the rear
panel and is reserved for dual RAID controller modules, two (2) standard
BBUs, two (2) host connection modules, two (2) power supply units (PSUs),
two (2) cooling modules, and an enclosure configuration card.
The rear panel of the RAID subsystem described in this manual is shown in
Figure 1-5. A description of each rear panel component is given below:
The rear panel shown in Figure 1-5 accommodates the following
components:
•
1-4
handle houses a 16x2 character LCD panel that can be used for
subsystem configuration, troubleshooting and status checking.
(Please refer to Section 1.2.1)
Figure 1-4: Hard Drive Numbering
Figure 1-5: A16F-R2422 Rear View
RAID controller modules: Two (2) controller modules are
installed in the A16F-R2422. Each controller module contains a
RAID controller board, interface board, DDR RAM DIMM module
that provides the system RAID functionalities. (See Section 1.2.4.)
The upper controller module is identified as Controller A while
the lower controller module is identified as Controller B. By
Introduction
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