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EonStor A16E-G2130-4 Installation and Hardware Reference Manual  
The front panel shown in Figure 1-3 accommodates the following 
components: 
•  Drive bays with drive tray canisters:  The drive bays house the 
A16E-G2130-4 hard drives. 
•  Forearm handles: The subsystem has right and left handles for 
easier rackmounting and handling. 
1.1.2.4  Hard Drive Numbering 
The front section of the A16E-G2130-4 enclosure houses sixteen (16) hard 
drives in a 4x4 configuration. When viewed from the front, the drive bays 
(slots) are numbered 1 to 16 from left to right and then from top to bottom. 
 
Figure 1-4: Hard Drive Numbering
 
1.1.2.5  Rear Panel Overview 
The rear section of the A16E-G2130-4 subsystem is accessed through the 
rear panel and is reserved for a single RAID controller module, one (1) 
optional BBU, two (2) power supply units (PSUs), and two (2) cooling 
modules. 
A rear view is of the subsystem is shown below. Descriptions of each rear 
panel component are given below: 
 
Figure 1-5: A16E-G2130-4-2 Rear View  
 
The rear panel shown in 
  accommodates the following 
components:  
•  RAID controller module:  The RAID controller module manages 
all functionalities provided with the subsystem, and all interface 
              
                                                    Product Overview 
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