Chapter 1 DXi3500 and DXi5500 System Description
Hard Drive Storage
Quantum DXi3500 and DXi5500 User’s Guide
10
DXi5500 Customer
Replaceable Components
1
The following list of DXi5500 components are customer replaceable (see
“Related Documents”
on page xv for replacement instructions):
• Drive sleds (twelve or twenty four drive sleds per storage array)
• Four redundant power supplies
• Redundant fan modules located at the back of the unit
• Battery Backup Unit, BBU
Hard Drive Storage
Serial ATA hard drives (see
figure 5
) are the heart of both the DXi3500
and DXi5500 systems.
Note:
The replacement procedures must be completed by qualified
IT personnel.