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General| Form Factor | 2U |
|---|---|
| Drive Bays | 24 x 2.5-inch |
| Supported RAID Levels | 0, 1, 5, 6, 10 |
| Power Supply | Dual redundant hot-swappable power supplies |
| Management | Dell OpenManage |
Details the changes and updates made to the manual across different revisions.
Identifies the intended users for the information presented in this manual.
Provides information on how to reach Dell for sales, technical support, and customer service.
Lists other documentation available for the SC4020 Storage System.
Describes the physical components of the SC4020 storage system and expansion enclosures.
Details the SC4020 unit, including its chassis, drives, power supplies, and controllers.
Explains the role of enterprise-class switches in the Storage Center solution.
Covers the SC200, SC220, and SC280 expansion enclosures for increasing storage capacity.
Illustrates different deployment configurations for the SC4020 storage system.
Classifies communication into front-end, back-end, and system administration.
Details Fibre Channel, iSCSI, and SAS connections for host and replication.
Explains SAS cabling for connecting the storage system to expansion enclosures.
Describes Ethernet and serial ports used for system management and configuration.
Identifies and explains the indicators and components on the front panel of the SC4020.
Details the indicators and ports located on the back panel of the SC4020.
Explains the features and indicators on the SC4020 storage controllers.
Details the ports and indicators for controllers with Fibre Channel front-end ports.
Details the ports and indicators for controllers with iSCSI front-end ports.
Details the ports and indicators for controllers with SAS front-end ports.
Covers drive types, indicators, and numbering for the SC4020.
Explains how hard drives are identified and numbered within the SC4020.
Covers general, electrical, and electrostatic discharge safety precautions for component replacement.
Steps to perform before replacing a storage system component.
Instructions for sending diagnostic data to Dell Technical Support using SupportAssist.
Guidance on how to contact Dell Technical Support for assistance during replacement.
Procedure for safely shutting down the storage system using the Dell Storage Manager Client.
Step-by-step instructions for removing and installing the front bezel.
Procedure for hot-swapping failed hard drives in the SC4020 storage system.
Method to locate a failed hard drive using the Dell Storage Manager Client.
Detailed steps for removing and inserting a replacement hard drive.
Instructions for replacing the rack rails used to install the system in a rack.
Steps to perform after a component has been replaced.
Procedure to start up the storage controller after shutdown.
Steps to power on the SC4020 storage system and its expansion enclosures.
Details the types and speeds of SAS hard drives supported by the SC4020.
Lists the available I/O options for the SC4020 storage controllers.
Specifies supported drive counts, expansion enclosures, and connectivity types.
Information on RAID controller and management features.
Describes the connectors and ports available on the back panel of the storage controllers.
Details the meaning of various LED indicators on the front panel, drives, and controllers.
Provides details on the wattage, voltage, and heat dissipation of the power supplies.
Specifies the power consumption details for hard drives per slot.
Lists the height, width, depth, and weight of the SC4020 storage system.
Details temperature, humidity, vibration, shock, altitude, and airborne contaminant limits.
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