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book.book Page 1 Monday, December 7, 2009 4:51 PM
Dell™ PowerVault™
MD1200 and MD1220
Storage Enclosures
Hardware Owner’s
Manual
Regulatory Model: E03J Series and E04J Series
Regulatory Type: E03J001 and E04J001
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book.book Page 2 Monday, December 7, 2009 4:51 PM Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. ____________________ Information in this document is subject to change without notice. © 2009 Dell Inc. All rights rese
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book.book Page 3 Monday, December 7, 2009 4:51 PM Contents 1 About Your Enclosure . . . . . . . . . . . . . . . . 7 Front-Panel Features and Indicators . . . . . . . . . . . 7 Front-Bezel Features and Indicators . . . . . . . . . . . 9 Hard-Drive Indicator Patterns. . . . . . . . . . . . . . 11 Back-Panel Features and Indicators . . . . . . . . . . 12 Enclosure Management Module . . . . . . . . . . . . 13 Enclosure Failover When Two EMMs are Installed. . . . . . . . . . . . . . . . . . . .
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book.book Page 4 Monday, December 7, 2009 4:51 PM Downloading Firmware . . . . . . . . . . . . . . . . . 26 3 Installing Enclosure Components . . . . . 27 Recommended Tools . . . . . . . . . . . . . . . . . . . 27 Front Bezel (Optional) . . . . . . . . . . . . . . . . . . 27 Removing the Front Bezel. . . . . . . . . . . . . . 27 Installing the Front Bezel . . . . . . . . . . . . . . 28 Hard Drives. . . . . . . . . . . . . . . . . . . . . . . . 29 Removing a Drive Blank. . . . . . . . .
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book.book Page 5 Monday, December 7, 2009 4:51 PM Installing the Backplane . . . . . . . . . . . . . . 47 4 Troubleshooting Your Enclosure . . . . . . . 49 Safety First—For You and Your Enclosure . . . . . . . 49 Troubleshooting Enclosure Startup Failure . . . . . . . 49 Troubleshooting Loss of Communication . . . . . . . . 49 Troubleshooting External Connections . . . . . . . . . 49 Troubleshooting Power Supply/Cooling Fan Module. . 50 Troubleshooting Enclosure Cooling Problems . . . .
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book.book Page 6 Monday, December 7, 2009 4:51 PM 6 Contents
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book.book Page 7 Monday, December 7, 2009 4:51 PM About Your Enclosure Front-Panel Features and Indicators Figure 1-1. Front-Panel Features and Indicators—Dell™ PowerVault™ MD1200 1 2 3 4 5 6 Figure 1-2. Front-Panel Features and Indicators—Dell PowerVault MD1220 1 2 3 4 5 6 About Your Enclosure 7
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book.book Page 8 Monday, December 7, 2009 4:51 PM Item Indicator, Button, or Icon Description Connector 1 Enclosure status LED The enclosure status LED lights when the enclosure power is on. Lights blue during normal operation and when the host server is identifying the enclosure. Blinks blue when a host server is identifying the enclosure or when the system identification button is pressed. Lights amber when the enclosure is turned on or is reset. Blinks amber when the enclosure is in
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book.book Page 9 Monday, December 7, 2009 4:51 PM Item Indicator, Button, or Icon Description Connector 5 Hard drives PowerVault MD1200—Up to 12 3.5-inch SAS hot-swappable hard drives. PowerVault MD1220—Up to 24 2.5-inch SAS hot-swappable hard drives. 6 Enclosure mode When set in the top position, the switch enclosure is configured in unified mode. When set in the bottom position, the enclosure is configured in split mode. Front-Bezel Features and Indicators Figure 1-3. Front-Bezel Feat
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book.book Page 10 Monday, December 7, 2009 4:51 PM Item Indicator, Button, or Icon Description Connector 1 Enclosure status LED The enclosure status LED lights when the enclosure power is on. Lights blue during normal operation and when the host server is identifying the enclosure. Blinks blue when a host server is identifying the enclosure or when the system identification button is pressed. Lights amber when the enclosure is turned on or is reset. Blinks amber when the enclosure is in
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book.book Page 11 Monday, December 7, 2009 4:51 PM Hard-Drive Indicator Patterns Figure 1-4. Hard Drive Indicators 1 2 1 hard-drive activity indicator (green) 2 hard-drive status indicator (green and amber) Drive-Status Indicator Pattern (RAID Only) Condition Blinks green two times per second Identify drive/preparing for removal Off Drive ready for insertion or removal NOTE: The drive status indicator remains off until all hard drives are initialized after system power is turned on. Drives
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book.book Page 12 Monday, December 7, 2009 4:51 PM Drive-Status Indicator Pattern (RAID Only) Condition Blinks green, amber, and off Drive predicted failure Blinks amber four times per second Drive failed Blinks green slowly Drive rebuilding Steady green Drive online Blinks green three seconds, amber Rebuild aborted three seconds, and off six seconds. Back-Panel Features and Indicators Figure 1-5. Back-Panel Features and Indicators 1 23 4 5 Item Indicator, Button, or Icon Description Connecto
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book.book Page 13 Monday, December 7, 2009 4:51 PM Item Indicator, Button, or Icon Description Connector 4 Power switches (2) The power switch controls the power supply output to the enclosure. 5 Power supply/cooling PS 2 600 W power supply. fan module For more information, see "Power Indicator Codes" on page 17. Enclosure Management Module Each EMM provides the following data path and enclosure management functions for your enclosure: � Monitoring and controlling enclos ure environment
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book.book Page 14 Monday, December 7, 2009 4:51 PM Figure 1-6. Enclosure Management Module 1 2 34 5 6 7 Item Indicator, Button, or Icon Description Connector 1 System status Blinks blue when the system indicator identification button is pushed. You can identify a particular enclosure in a rack using the system identification indicator. 2 Debug port For engineering use only. 3 SAS port (In) IN Provides SAS connections for cabling the host or an upchain expansion enclosure (unified mode on
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book.book Page 15 Monday, December 7, 2009 4:51 PM Item Indicator, Button, or Icon Description Connector 6 Out port link status Lights green when all the links out of the port are connected. Lights amber when one or more links out of the port are not connected. The LED remains off if enclosure is not connected. 7 EMM status LED Lights green when the EMM is functioning properly. Lights amber when the enclosure does not boot or is not properly configured. * Blinks green (On 250 ms Off 25
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book.book Page 16 Monday, December 7, 2009 4:51 PM Enclosure Failover When Two EMMs are Installed If two EMMs are installed, a certain degree of failover is offered. Control and monitoring of the enclosure elements can be transferred from one EMM to another in the event of an EMM failure. A failover occurs whenever communication is lost between an EMM and its peer. In the event of a peer EMM failure, the surviving EMM activates the amber status LED of the failed EMM. The surviving EMM the
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book.book Page 17 Monday, December 7, 2009 4:51 PM The alarm sounds every 10 seconds if: � One power supply has failed. � One cooling fan has failed. � One or more temperature sensors are in warning range. � One EMM has failed. NOTE: The alarm is disabled by default. To enable the alarm, you must change the default setting in Server Administrator. For more information, see the Server Administrator documentation at support.dell.com/manuals. Power Indicator Codes Figure 1-7. Power Indicator
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book.book Page 18 Monday, December 7, 2009 4:51 PM Item LED Type Icon Description 2 Power supply/cooling The LED lights amber when the DC fan fault output voltage is not within the limit or a fault with the fan is detected. If this LED is off, it indicates that no fault condition is present. 3 AC power The LED lights green when the AC input voltage is within the limit. If this LED is off, it indicates either there is no power or the AC input voltage is not within the limit. Other Infor
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book.book Page 19 Monday, December 7, 2009 4:51 PM Operating Your Storage Enclosure Before You Begin Before connecting your storage enclosure, ensure that the following are available: � Power cables � SAS cables � Rail kit � Dell Systems Management Tools and Documentation media � Documentation – Getting Started Guide – Rack Installation Instructions – Safety instructions Cabling Your Enclosure You can cable your enclosure in either a unified-mode configuration or in a split-mode configurat
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book.book Page 20 Monday, December 7, 2009 4:51 PM drives that are controlled by each enclosure management module (EMM) in a split-mode configuration. See Figure 2-4 for a cabling diagram of a split-mode configuration. Table 2-1. Split-Mode Configuration Enclosure EMM 0 EMM 1 Dell PowerVault MD1200 Drives 6 to 11 Drives 0 to 5 Dell PowerVault MD1220 Drives 12 to 23 Drives 0 to 11 NOTE: Clustering is not supported on PowerVault MD1200 and PowerVault M1220 enclosures. The operating mode i
