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RAIDBank4 Owner’s Manual
64
System Architecture
Marvell Orion advanced I/O processor
PCI Express Interconnect
Dual XOR DMA engines capable of reading from up to eight sources, perform bitwise XOR
between the eight sources, and writes the result to a destination.
128MB on-board DDR2-400 SDRAM with ECC protection
Marvell SATA ll drive channel controller
NVRAM for RAID configuration & transaction log
Write-through or write-back cache support
Firmware in Flash ROM for easy upgrades
Disk Bus Interface
4 hot swappable, SATA2-NCQ, 7200 RPM Disk Drives
4 discrete SATA2 drive channels
48-bit LBA support allows disk exceeding 137GB
Staggered Spin-Up of Individual Disk to minimize Power-on Surge
RAID Features
RAID level 0, 1 (0+1), 3, 5, Span, JBOD, disk passthrough
Multiple RAID selection
Array roaming
Online RAID level/ stripe size migration
Online capacity expansion and RAID level migration simultaneously
Automatically and transparently rebuilds hot spare drives
Hot swappable disk drives
Instant availability and background initialization
Automatic drive insertion / removal detection and rebuilding
Field-upgradeable firmware in flash ROM
Firmware-embedded management via Front Panel, web browser-based RAID management,
RS232 Terminal session, and/or telnet Session
Dual Concurrent Host Bus Channels
External SATA-300 channel; Transfer rate up to 300MB/sec with Native Command Queuing
support
USB 2.0 host channel, 480mbit EHCI transfers enabled
Monitors / Indicators
LCD Display and Control Panel for setup, alarm mute and configuration
4 drive LED indicators and 3 environment LED indicators
Environment and drive failure indication through LCD, LED and alarm buzzer
RAIDBank4 Dimensions:
Width: 4.85”
Depth: 6.5”
Height: 9.1”
Appendix E: Product Specifications
E-Product Specifications