Dell MD1220, MD1200 manual

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storage devices.

flash memory — A type of electronic chip that can be programmed and reprogrammed using a software utility.

FSB — Front-side bus. The FSB is the data path and physical interface between the processor and the main memory (RAM).

FTP — File transfer protocol.

g — Gram(s).

G — Gravities.

Gb — Gigabit(s); 1024 megabits or 1,073,741,824 bits.

GB — Gigabyte(s); 1024 megabytes or 1,073,741,824 bytes. However, when referring to hard-drive capacity, the term is usually rounded to 1,000,000,000 bytes.

graphics mode — A video mode that can be defined as x horizontal by y vertical pixels by z colors.

host adapter — A controller that implements communication between the system’s bus and the peripheral device, typically a storage device.

hot-plug — The ability to insert or install a device, typically a hard drive or an internal cooling fan, into the host system while the system is powered on and running.

Hz — Hertz.

I/O — Input/output. A keyboard is an input device, and a monitor is an output device. In general, I/O activity can be differentiated from computational activity.

IDE — Integrated drive electronics. A standard interface between the system board and storage devices.

iDRAC — Internet Dell Remote Access Controller. A remote access controller that uses the Internet SCSI protocol.

InfiniBand —

IP — Internet Protocol.

IPv6 — Internet Protocol version 6.

IPX — Internet package exchange.

IRQ — Interrupt request. A signal that data is about to be sent to or received by a peripheral device travels by an IRQ line to the processor. Each peripheral connection must be assigned an IRQ number. Two devices can share the same IRQ assignment, but you cannot operate both devices simultaneously.

iSCSI — Internet SCSI (see SCSI). A protocol that enables SCSI device communication across a network or the Internet.

jumper — Small blocks on a circuit board with two or more pins emerging from them.

Glossary

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Contents Dell PowerVault MD1200 and MD1220 Storage Enclosures October Contents Installing Enclosure Components Troubleshooting Your Enclosure Contents About Your Enclosure Front-Panel Features and IndicatorsEnclosure power is on Connector Hard drives Enclosure mode switch Front-Bezel Features and IndicatorsIndicator, Button, or Icon Hard Drive Indicators Hard-Drive Indicator PatternsBack-Panel Features and Indicators Enclosure Management Module OUT Lights green when all the links out Enclosure Alarms Enclosure Failover When Two EMMs are InstalledEMM Thermal Shutdown Power Indicator Codes Other Information You May Need Before You Begin Operating Your Storage EnclosureCabling Your Enclosure Connecting the Enclosure Connecting a SAS Cable SAS cable Pull-tab Page Page Host controller Changing Your Enclosure’s Operating Mode Downloading Firmware Managing Your Storage EnclosureRecommended Tools Installing Enclosure ComponentsFront Bezel Optional Removing the Front BezelInstalling the Front Bezel Hard Drives Safety Models AMT, E03J, and E04JRemoving a Drive Blank Release tab Removing a Hard Drive Installing a Drive BlankRemoving and Installing a Hard Drive Release button Installing a Hard DriveRemoving a Hard Drive From a Hard-Drive Carrier Screws Removing an EMM Blank Installing a Hard Drive Into a Drive CarrierRemoving and Installing an EMM Blank Release latch EMM blank Installing an EMM BlankRemoving an EMM Removing and Installing an EMM Installing an EMM Power Supply/Cooling Fan ModuleRemoving a Power Supply/Cooling Fan Module Removing and Installing a Power Supply/Cooling Fan Module 10. Securing the Power Cable Velcro strap Installing a Power Supply/Cooling Fan ModuleRemoving the Control Panel Control PanelRelease pin Backplane Installing the Control PanelRemoving the Backplane Page Captive screw Installing the Backplane Installing Enclosure Components Troubleshooting Loss of Communication Troubleshooting Your EnclosureTroubleshooting External Connections Troubleshooting Power Supply/Cooling Fan Module Troubleshooting Enclosure Cooling Problems Troubleshooting Enclosure Management Modules Troubleshooting Hard Drives Troubleshooting a Wet Enclosure Troubleshooting Enclosure ConnectionsTroubleshooting a Damaged Enclosure Troubleshooting Your Enclosure Contacting Dell Getting HelpGetting Help Amperes AC Alternating current GlossaryCPU 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
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MD1200, MD1220 specifications

The Dell MD1200 and MD1220 are robust direct-attached storage solutions designed to enhance data management and storage capabilities in enterprise environments. Both systems are characterized by their scalability, performance, and ease of integration, making them ideal for businesses with evolving storage requirements.

The Dell MD1200 supports up to 12 drives, while the MD1220 scales up to 24 drives, providing ample capacity for various workloads. These storage arrays are equipped with a mix of SAS and SATA drive options, allowing organizations to balance performance and cost based on their unique needs. The flexibility in drive choice facilitates effective data tiering; users can deploy high-speed SSDs for critical applications alongside cost-effective HDDs for archival data.

One of the key features of both models is their adherence to the latest SAS technology standards. The MD1200 and MD1220 utilize Serial Attached SCSI (SAS) 6Gb/s interface, ensuring high-speed data transfer rates and low latency. This technology is integral for businesses dealing with data-intensive applications such as databases, virtualization, and backup operations.

The systems also come equipped with advanced data management features. They support RAID configurations, including RAID 0, 1, 5, 6, and 10, enabling users to choose the right level of redundancy and performance. RAID ensures data integrity and availability, which is crucial for mission-critical applications.

Additionally, the MD1200 and MD1220 support hot-swappable drives, allowing users to replace malfunctioning units without shutting down the system. This capability minimizes downtime and boosts overall productivity. Coupled with built-in battery backup units, these storage solutions provide a layer of data protection in case of power failures.

Both models feature a user-friendly management interface, which simplifies the deployment and monitoring of storage resources. This web-based console offers a centralized view, enabling IT administrators to manage alerts, configure settings, and analyze performance metrics easily.

In conclusion, the Dell MD1200 and MD1220 storage systems stand out in the market due to their blend of scalability, performance, and user-centric features. They are designed to meet the demanding storage needs of modern enterprises, ensuring reliable data management and operational efficiency. With their flexibility and advanced technology, both models are solid choices for businesses seeking to optimize their storage infrastructure.