Dell E03J001, E04J001 Troubleshooting Enclosure Connections, Troubleshooting a Wet Enclosure

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Troubleshooting Enclosure Connections

1Verify that the EMM port link status LED and the EMM status LED are solid green for each port that is connected to a cable. If the LEDs are not solid green, see "Enclosure Management Module" on page 13.

2Ensure that all the cables are attached correctly according to enclosure mode you selected. For more information about enclosure modes, see "Operating Your Storage Enclosure" on page 19.

3If you reseated cables, reboot the host server.

NOTE: You must turn off the host server before reseating the cables on the enclosure.

If the problem is not resolved, see "Getting Help" on page 57.

Troubleshooting a Wet Enclosure

CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

1Turn off the enclosure and disconnect all the cables.

2Remove the following components from the enclosure. See "Installing Enclosure Components" on page 27.

Hard drives

Enclosure Management Modules (EMMs)

Power supply/cooling fan modules

Control panel

Backplane

3Let the system dry thoroughly for at least 24 hours.

4Reinstall the components you removed in step 2.

5Connect all the cables and turn on the enclosure.

If the enclosure does not start properly, see "Getting Help" on page 57.

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Troubleshooting Your Enclosure

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Contents Dell PowerVault MD1200 and MD1220 Storage Enclosures October Contents Installing Enclosure Components Troubleshooting Your Enclosure Contents Front-Panel Features and Indicators About Your EnclosureEnclosure power is on Front-Bezel Features and Indicators Connector Hard drives Enclosure mode switchIndicator, Button, or Icon Hard-Drive Indicator Patterns Hard Drive IndicatorsBack-Panel Features and Indicators Enclosure Management Module OUT Lights green when all the links out Enclosure Failover When Two EMMs are Installed Enclosure AlarmsEMM Thermal Shutdown Power Indicator Codes Other Information You May Need Operating Your Storage Enclosure Before You BeginCabling Your Enclosure Connecting the Enclosure Connecting a SAS Cable SAS cable Pull-tab Page Page Host controller Changing Your Enclosure’s Operating Mode Managing Your Storage Enclosure Downloading FirmwareFront Bezel Optional Installing Enclosure ComponentsRecommended Tools Removing the Front BezelInstalling the Front Bezel Safety Models AMT, E03J, and E04J Hard DrivesRemoving a Drive Blank Release tab Installing a Drive Blank Removing a Hard DriveInstalling a Hard Drive Removing and Installing a Hard Drive Release buttonRemoving a Hard Drive From a Hard-Drive Carrier Screws Installing a Hard Drive Into a Drive Carrier Removing an EMM BlankInstalling an EMM Blank Removing and Installing an EMM Blank Release latch EMM blankRemoving an EMM Removing and Installing an EMM Power Supply/Cooling Fan Module Installing an EMMRemoving a Power Supply/Cooling Fan Module Removing and Installing a Power Supply/Cooling Fan Module Installing a Power Supply/Cooling Fan Module 10. Securing the Power Cable Velcro strapControl Panel Removing the Control PanelRelease pin Installing the Control Panel BackplaneRemoving the Backplane Page Captive screw Installing the Backplane Installing Enclosure Components Troubleshooting Your Enclosure Troubleshooting Loss of CommunicationTroubleshooting External Connections Troubleshooting Power Supply/Cooling Fan Module Troubleshooting Enclosure Cooling Problems Troubleshooting Enclosure Management Modules Troubleshooting Hard Drives Troubleshooting Enclosure Connections Troubleshooting a Wet EnclosureTroubleshooting a Damaged Enclosure Troubleshooting Your Enclosure Getting Help Contacting DellGetting Help Glossary Amperes AC Alternating currentCPU Central processing unit. See processor DC Direct current Page Page Mm Millimeters Ms Milliseconds Page System memory See RAM Watts Glossary Page Glossary Index Index