User Manual

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Using RAID Modes Using RAID Modes
7. NOTE: IftheDiskInsertiondialogdoesnotappear,gotoApplication > Utilities andopen
theDiskUtilityprogram.OnceDiskUtilityisopen,youarereadytoinitializeandpartition
G-RAIDUSBforusewithMac.
RAID 1 Degraded Mode and Rebuild for Mac
IfyourG-RAIDUSBisinRAID1congurationandeitherasingledrivefailureoccursorifa
memberoftheRAID1setisremoved,thentheactivedrivewilloperateindegradedmode.
What is Degraded Mode? Inatwo-driveRAID1array,ifoneofthedrivesfailsorifoneofthedrives
isremovedthentheactivedrivekeepstheuserdataintactbutwithoutanyfail-safemechanismuntil
theRAIDarrayisrebuilt.Thisstateofoperationiscalleddegradedmode.
TorebuildtheRAID1set,pleaseinsertanewdriveinplaceofthefaileddriveorthedrive
thathasbeenremoved.IfthisnewdriveisnotformattedthentheDiskUtilityfunctionwill
automaticallylaunchandyoucanformatthedrive.Ifthisreplacementdriveisformattedthen
youarereadytorebuildtheRAIDset.Toseehowtoreplaceafaileddrive,pleaserefertothe
sectionReplace a Failed Drive Module.
G-RAIDUSBhasanautorebuildfeaturebuiltintoit.Onceyouinsertaformattedreplacement
disktheRAID1willstartrebuildingautomatically.Totalrebuildtimeisdependentonthetotal
capacityofeachdrive.Therebuildtimeisapproximatelytwohoursperterabyte.
The RAID Conguration Utility for Windows
TheG-TechnologyRAIDConguratorisusedtochangetheRAIDlevelofyourG-RAIDUSB.To
congureyourG-RAIDUSB,itwillneedtobetheonlydeviceconnectedtoyourcomputer.
TheRAIDConguratorutilityisavailablefordownloadfromtheG-Technologywebsiteat
g-technology.com/support.
OnceyouhavedownloadedtheRAIDCongurator,youshouldlaunchitdirectlyfromthe
zippedpackagewiththeapplicationinside.