Dell PowerEdge M910 Manual técnico - Página 20

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Dell PowerEdge M910 Manual técnico
Dell
5.3

Acoustics

Table 3 shows the acoustical performance for a typical configuration of the M1000e chassis with four
PowerEdge M910 blade servers installed. Acoustical performance varies with hardware
configurations.
Table 3.
Acoustical Performance of M1000e Chassis with Four M910 Blades Installed
Typical Configuration (per blade) @ 23±2°C
Processors
2 x Intel
E7540
(105W)
Definitions
Idle: Reference ISO7779 (2010) definition 3.1.7; system is running in its OS but has no other specific
activity.
LwA–UL: The upper limit sound power level (LwA) calculated per section 4.4.2 of ISO 9296 (1988) and
measured in accordance to ISO 7779 (2010).
5.4

Environmental Specifications

Table 4 lists the environmental specifications for the PowerEdge M910.
Temperature
Operating
Storage
Relative Humidity
Operating
Storage
Maximum Vibration
Operating
Storage
PowerEdge M910 Technical Guide
Ambient in M1000e Chassis
Hard
DIMMs
Drives
2 x 2.5‖
24 x 4GB
SAS (10K)
DDR3
146GB
Table 4.

Environmental Specifications

10°C to 35°C (50°F to 95°F) with a maximum temperature gradation
of 10°C per hour
NOTE: For altitudes above 2950 feet, the maximum operating
temperature is derated 1°F/500ft
–40°C to 65°C (–40°F to 149°F) with a maximum temperature
gradation of 20°C per hour
20% to 80% (noncondensing) with a maximum humidity gradation of
10% per hour
5% to 95% (noncondensing) with a maximum humidity gradation of
10% per hour
0.26 Grms at 5–350Hz in operational orientations
1.54 Grms at 10–250Hz in all orientations
Operating
Mode
Mezzanine
Cards
4 x dual-
port
Idle
®
Broadcom
5709
LwA-UL
(bels)
8.1
20