TX1320 M3 Operating Manual 27
Noise level
Noise level (detailed)
SATA systems
(4x 2.5" HDD,
standard PSU)
SAS systems
(8x 2.5" SAS HDD,
standard PSU)
Sound power level L
WAd
(ISO 9296)
3.3 B (standby)
3.5 B (operation)
4.3 B (standby)
4.7 B (operation)
Sound pressure level at
adjacent workstation L
pAm
(ISO 9296)
20 dB (A) (standby)
21 dB (A) (operation)
29 dB (A) (standby)
33 dB (A) (operation)
Declared noise emission
according to ISO 9296
Standby
Operating (ISO 7779)
ETSI 300 753 Class 3.1
LpAm at
bystander
position
A-weighted
sound
power level
L
WAd
Standby (fan control: standard) 20 dB (A) 3.3 B
Standby (fan control: performance), active with
INTEL LAN X540-T2 10 GB
30 dB (A) 4.5 B
Operation (OLTIS 100), depending on the
configuration
22 dB (A) 3.5 B
Standby (fan control: emergency) 26 dB (A) 4.2 B
High fan speed mode (8x 2.5" SAS HDD,
standard PSU)
48 dB (A) 6.2 B
High fan speed mode (8x 2.5" SAS HDD,
redundant PSU)
64 dB (A) 7.6 B