Quantum Scalar 24 Guide de l'utilisateur Page 153

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Scalar 24 Installation and Operation Guide 145
Acoustic
Library Interface
Reliability
Designation Class 3C Table Top Unit
Upper Limit of Operating Sound Power
a
a. Operating is defined as exercising both robotic and tape drive components.
62 dB (6.2 Bels)
Upper Limit of Idle Sound Power
b
b. Idle mode is defined as the unit being powered on with no robotic or tape drive action.
60 dB (6.0 Bels)
Maximum Operator Position Sound Pressure 61 dB
SCSI The library communicates through external HD 68 pin SCSI connectors
on an LVD drive module.
Fibre
Channel
A Fibre Channel interface is provided by the LTO-2 and LTO-3 fibre
drive LC connector or by the optional Storage Networking Controller
(SNC). The SNC 4000 supports 50 micron multi-mode short-wave and
65 micron multi-mode fibre.
Gigabit
Ethernet
A Gigabit Ethernet (GbE) interface is provided by the GbE connector
on the optional Storage Networking Controller (SNC). The SNC 4501
supports 3-pair Cat 5e wiring.
MTBF
(Mean Time Between Failures)
100,000 hours
MTTR
(Mean Time To Repair)
Less than 30 minutes
MSBF
(Mean Swap Between Failures)
(A swap is defined as a pick and a place followed by a pick and a place)
500,000 swaps
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