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Momentus 5400.2 SATA Blade Server Product Manual, Rev. B
1
1.0 Introduction
This manual describes the functional, mechanical and interface specifications for the following Seagate
Momentus
®
5400.2 SATA Blade Server model drives:
• ST9120821SB
• ST9100824SB
• ST98823SB
• ST96812SB
• ST94813SB
These drives provide the following key features:
• 5,400 RPM spindle speed.
• 8 Mbyte buffer.
• High instantaneous (burst) data-transfer rates (up to 150 Mbytes per second).
• Tunneling Magnetoresistive (TMR) recording heads.
• State-of-the-art cache and on-the-fly error-correction algorithms.
• Full-track multiple-sector transfer capability without local processor intervention.
• Quiet operation.
• 800 Gs nonoperating shock and 250 Gs of operating shock.
• SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
• The 3D Defense System™, which includes Drive Defense, Data Defense and Diagnostic Defense, offers the
industry’s most comprehensive protection for disc drives.
• Support for S.M.A.R.T. drive monitoring and reporting.
• Support for Read Multiple and Write Multiple commands.
Figure 1. Momentus 5400.2 SATA disc drive