12
SPARC T4-1 Server Installation Guide • August 2013
Related Information
■
“Acoustic Noise Emissions” on page 12
■
“Airflow Considerations” on page 12
Acoustic Noise Emissions
Declared noise emissions for the SPARC T4-1 server are in accordance with ISO 9296
standards.
Related Information
■
SPARC T4-1 Server Safety and Compliance Guide
■
“Environmental Specifications” on page 11
Airflow Considerations
The servers have been tested to meet all functional requirements when operating in
the operating environmental limits presented in
“Environmental Specifications” on
page 11
. In addition to having proper environmental conditions, keeping the server’s
internal temperatures within a safe operating range depends on having sufficient
airflow into and out of the chassis.
■
Ensure unobstructed airflow through the chassis.
■
Ensure that inlet air enters at the front of the server and exits from the back.
Ensure that the inlet air is within.
* Except in China markets where regulations may limit installations to a maximum altitude of 2000 m.
TABLE:
Acoustic Noise Emissions for the SPARC T4-1 Server
Description
Parameter
Value
LwAd
Operating acoustic noise (max.)
Idling acoustic noise
8.5 B
*
7.1 B
* 1 B = 10 dB
LwAm (bystander positions)
Operating acoustic noise (max.)
Idling acoustic noise
70.1 dB
59.3 dB
