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58 HP StorageWorks Disk Array XP128: Site Preparation Guide
Acoustics
Computer equipment and air conditioning blowers cause computer rooms
to be noisy. Ambient noise level in a computer room can be reduced as
follows:
dropped ceiling Cover with a commercial-grade fire-resistant,
acoustic rated, fiberglass ceiling tile.
sound deadening Cover the walls with sound-deadening material.
removable partitions To be most effective, use foam rubber models.
The acoustic emission specifications for the HP XP128 Disk Array are:
• 7.63 Bels (A) sound power
• 59.8 dB (A) sound pressure, operator position