User ManualTable of ContentsDell PowerVault MD3400 and MD3420 Storage Arrays Owner's Manual3About Your System7Introduction7Front-Panel Features and Indicators7Back-Panel Features and Indicators10Physical-Drive Indicator Patterns10Power Supply and Cooling Fan Features11Power Indicator Codes and Features11Related Documentation12Controller Modules13RAID Controller Modules13RAID Controller Module Connectors and Features13RAID Controller Module—Additional Features14Battery Backup Unit14Storage Array Thermal Shutdown15System Password Reset15Cache Functions and Features15Cache Mirroring15Write-Back Cache15Write-Through Cache15Installing Array Components17Recommended Tools17Front Bezel (Optional)17Removing the Front Bezel17Installing the Front Bezel17Physical Drives18SAFETY Models AMT E03J and E04J18Removing a 2.5 Inch Physical-Drive Blank18Installing a 2.5 Inch Physical-Drive Blank18Removing a 3.5 Inch Physical-Drive Blank18Installing a 3.5 Inch Physical-Drive Blank19Removing a Hot-Swap Physical Drive19Installing a Hot-Swap Physical Drive20Removing a Physical Drive From a Physical-Drive Carrier21Installing a Physical Drive Into a Physical-Drive Carrier22RAID Controller Module22Removing a RAID Controller Module Blank23Installing a RAID Controller Module Blank23Removing a RAID Controller Module23Installing a RAID Controller Module24Opening the RAID Controller Module25Closing the RAID Controller Module25RAID Controller Module Backup Battery Unit26Removing the RAID Controller Module Backup Battery Unit26Installing the RAID Controller Module Backup Battery Unit26Power Supply/Cooling Fan Module27Removing a Power Supply/Cooling Fan Module27Installing a Power Supply/Cooling Fan Module28Control Panel29Removing the Control Panel29Installing the Control Panel30Backplane31Removing the Backplane31Installing the Backplane33Troubleshooting Your System35Safety First—For You and Your System35Troubleshooting Storage Array Startup Failure35Troubleshooting Loss of Communication35Troubleshooting External Connections35Troubleshooting Power Supply/Cooling Fan Modules36Troubleshooting Array Cooling Problems36Troubleshooting Expansion Enclosure Management Modules37If EMM Status LED is Blinking Amber (5 Times per Sequence)37If the EMM Status LED is Solid or Blinking Amber (2 or 4 Times per Sequence)37If the Link Status LEDs are not Green37Troubleshooting RAID Controller Modules37If the Array Status LED is Solid or Blinking Amber38If the Link Status LEDs are not Green38Troubleshooting Physical Disks38Troubleshooting Array and Expansion Enclosure Connections39Troubleshooting a Wet System39Troubleshooting a Damaged System40Controller Failure Conditions40Critical Conditions40Noncritical Conditions41Invalid Storage Array41ECC Errors41PCI Errors41Technical Specifications43Getting Help47Locating Your System Service Tag47Contacting Dell47Documentation Feedback47Size: 2.68 MBPages: 47Language: EnglishOpen manual
