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<a class="WebWorks_Breadcrumb_Link" href="Maintain_Units.7.1.html#1080998">Maintaining Units</a> &gt; Checking Unit and Drive Status</div>
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<div class="Heading1"><a name="1080998">Checking Unit and Drive Status</a></div>
<div class="BodyAfterHead"><a name="1079554">The information screens in 3DM2 let you see both summary and detailed </a>information about your 3ware RAID controller, configured units, and available drives. You can quickly see the status of your controller and drives, and drill down to find details about any units or drives that have problems. </div>
<div class="Body"><a name="1118028">A status column on the controller, unit, and drive information pages lets you </a>quickly see whether everything is working (OK), performing a task (such as initializing, verifying, or rebuilding), or has a problem (error, degraded, or warning).</div>
<div class="Body"><a name="1118032">The next figure illustrates how you can drill down to get additional detail </a>about units and drives in your system.</div>
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<div class="Body"><a name="1431511">For some RAID levels (RAID 6, RAID 10, and RAID 50), a single RAID unit </a>may have more than one status. For example, part of the unit could be rebuilding, while another part is degraded or initializing. When this is the case, you will see both statuses listed at the top unit level. When you drill in to see details, you will be able to see which the specific subunits or drives to which the status applies.</div>
<div class="Body"><a name="1313158">For an explanation of unit and drive status, see:</a></div>
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<div class="Bullet_inner"><a href="Maintain_Units.7.5.html#1251822" name="1192376">Unit Statuses</a></div>
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<div class="Bullet_inner"><a href="Maintain_Units.7.6.html#1145546" name="1311399">Drive Statuses</a></div>
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<div class="Body"><a name="1444587">If you use a supported enclosure with enclosure services, the LEDs on your </a>enclosure may also provide some status information. For details, see <a href="Maintain_Units.7.4.html#1486727">Enclosure Drive LED Status Indicators</a>. </div>
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