- 51 -3.10.3 Manual RebuildFor manual rebuild, follow the procedure below.1. Click a degraded disk array in the Tree View.2. Click the arrow at the right end of the Background Activities tab in the Management Windowand select Start Rebuild3. Specify source and target HDDs on rebuild.Source Physical Drive Specify a normal physical drive used to configure a logicaldrive in the critical state.Target Physical Drive Specify the target HDD on rebuild.4. Click [Submit].During the rebuild operation, the progress appears in the Background Activities tab.As soon as the rebuild is completed, the status display of logical drives is returned to the normalstate.NOTES: After rebuild is completed, be sure to see the event logto check whether one or more errors occur during therebuild. If a media error occurred, a messageindicating the occurrence appears before the messageshowing that the rebuild is completed without anyproblem. To install a new HDD for replacement, wait for 90 secor longer after the removal of the defected HDD.