Non Operating
(D2D4324,
D2D4112/4312 capacity
upgrade)
-40° to 150° F (-40° to 66° C)
Heat Dissipation
(maximum)
D2D4324, D2D4112/4312
capacity upgrade
1175 Btu/hr
*
* Input Power and Heat Dissipation specifications are maximum values and
apply to worst-case conditions at full rated power supply load. The
power/heat dissipation for your installation will vary depending on the
equipment configuration.
Acoustic Noise
D2D4112/ D2D4106/
D2D4312/ D2D4324
Idle
(disks spinning)
Listed are the declared A-Weighted sound power levels (LWAd) and declared
average bystander position A-Weighted sound pressure levels (LpAm) when
the product is operating in a 23°C ambient environment
LWad 6.7 B LpAm 51 dBA
LWad 4.9 B LpAm 31 dBA (D2D4312 only)
Operating
(random seeks to disks)
Listed are the declared A-Weighted sound power levels (LWAd) and declared
average bystander position A-Weighted sound pressure levels (LpAm) when
the product is operating in a 23°C ambient environment
LWad 6.7 B LpAm 51 dBA
LWad 5.0 B LpAm 32 dBA (D2D4312 only)
Acoustic Noise D2D2502i,
2504i)
Idle
(disks spinning)
Listed are the declared A-Weighted sound power levels (LWAd) and declared
average bystander position A-Weighted sound pressure levels (LpAm) when
the product is operating in a 23°C ambient environment. Noise emissions were
measured in accordance with ISO 7779 (ECMA 74) and declared in accordance
with ISO 9296 (ECMA 109).
LWAd 6.82 B LpAm 51.93 dBA
Operating
(random seeks
to disks)
Listed are the declared A-Weighted sound power levels (LWAd) and declared
average bystander position A-Weighted sound pressure levels (LpAm) when
the product is operating in a 23°C ambient environment. Noise emissions were
measured in accordance with ISO 7779 (ECMA 74) and declared in accordance
with ISO 9296 (ECMA 109).
LWAd 6.84 B LpAm 51.93 dBA
© Copyright 2012 Hewlett-Packard Development Company, L.P.
The information contained herein is subject to change without notice.
The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and
services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial
errors or omissions contained herein.
For hard drives, 1 GB = 1 billion bytes. Actual formatted capacity is less.
QuickSpecs
HP StoreOnce Backup systems
Technical Specifications
DA - 13218 Worldwide — Version 18 — September 28, 2012
Page 27
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