Sans Digital MobileRAID MR8UT6G, User Manual

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Page 2: ...uirements 4 The device at a glance 4 1 Overview 6 Getting started 6 1 HDD installation 6 2 Power on off 7 Con guration 7 1 Preparation 7 2 Changing the host connection 7 3 Disconnecting an USB device...

Page 3: ...ns for power HDD activity and rebuild Port Multiplier Functionality Auto negotiation between SATA I 1 5 Gbps SATA II 3 Gbps and SATA III 6 Gbps Hot Swap support in CLEAN mode Supports Native Command Q...

Page 4: ...ght Red HDD 1 HDD 2 HDD 3 HDD 4 HDD 5 HDD 6 HDD 7 HDD 8 Tool free installation Tool less installation for 3 5 inch Hard Drive Plug and Play Supports standard 2 5 3 5 inch SATA HDDs and SSDs High Speed...

Page 5: ...UT6G RAID Enclosure USB 3 0 Cable eSATA Cable Mounting screws and driver Power Cable User Manual 1 Unlock the HDD trays lock and remove the HDD trays from the 8 BAY RAID Enclosure Fig 1 6 1 HDD instal...

Page 6: ...unting screws to securely attach the HDD to the trays Fig 3 4 Slide the HDD trays back into the 8 BAY RAID Enclosure Fig 4 5 Slide the hard drive tray back into the slot to complete the HDD installati...

Page 7: ...0 If you use a host controller that does not provide Port Multiplier support Such as Intel ICH the CLEAN JBOD mode will not work properly Only one disk is available on the host computer 7 2 Changing t...

Page 8: ...ng the symbol in the task bar A menu will open up Select the 8 BAY RAID Enclosure to securely remove it Power off the device The hard drives support hot plug features however only hot plug the hard dr...

Page 9: ...N JBOD mode 1 Switch off the device Fig 8 Fig 8 2 Toggle the RAID mode switch to clean mode mode according to the following diagram Fig 9 3 Press and hold the Reset button Fig 10 Fig 9 NORMAL On off b...

Page 10: ...en release the reset button after the unit is on for 5s to complete the configuration Fig 11 1 Switch off the device Fig 12 8 2 RAID modes Fig 11 Fig 12 Fig 13 LARGE 2 LARGE RAID0 2 RAID5 2 RAID50 RAI...

Page 11: ...t button held and then release the reset button after the unit is on for 5s to complete the RAID mode configuration Fig 15 NOTE The minimum hard drives used is two The two HDDs are insert into positio...

Page 12: ...ta loss due to drive failure in R50 mode The following example illustrates the procedure of rebuilding a failure drive 1 This example is based on drive 2 failure If drive 2 fails please remove it from...

Page 13: ...isk drive of the same capacity or bigger Fig 18 Fig 18 4 Power on the device Fig 19 5 The 8 BAY RAID Enclsoure will start rebuilding the RAID volume automatically rebuild speed approximately 200 GB ho...

Page 14: ...be installed USB 3 0 controller may also need to power on based on the controller design Make sure the device is properly partition and format in operating system 3 Transfer speed is slow Make sure t...

Page 15: ...rd drives Notes The hard drives 1 to 8 are concatenated into a single virtual volume in the Figure above with a storage capacity that is equal to the sum of each of the physical hard drives 1 to 8 It...

Page 16: ...isk drive operating speed by using many disks simultane ously To implement the RAID00 mode the 8 BAY RAID enclsoure creates two single virtual volumes SYS1 and SYS2 that are striped across all hard dr...

Page 17: ...ations In exchange for low overhead necessary to implement protection the R50 mode degrades performance for all write operations The parity calculations for R50 mode may result in write performance Th...

Page 18: ...n degrade and possible data loss if more drives fail Host access takes higher priority over the rebuild process to allow data backup and continues usage If you continue to use the virtual R5 volume du...

Page 19: ...mes no liability All named products and descriptions are trademarks and or registered trademarks of the respective manufacturers and are accepted as protected As a continuing policy of product improve...