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General| Model | DE2-24 |
|---|---|
| Number of Drives | 24 |
| RAID Support | Yes |
| Rack-mountable | Yes |
| Drive Types Supported | SSD |
| RAID Levels Supported | 0, 1, 5, 6, 10 |
| Form Factor | 2U |
| Connectivity | SAS |
| Drive Bays | 24 |
| Interface | SAS |
Essential safety precautions and procedures to follow when servicing the storage system.
List of tools and information required for servicing CRUs (Customer Replaceable Units).
Methods for powering off the controller using BUI, CLI, or the front panel power button.
Procedure for safely powering off a disk shelf before decommissioning or servicing.
Procedure for replacing a ZS4-4 HDD or SSD, which are hot-swappable components.
Procedure for replacing a ZS4-4 controller's redundant, hot-swappable power supplies.
Procedure for replacing a ZS4-4 controller's fan module, which is a hot-swappable component.
Procedure to identify a faulted ZS4-4 memory module or DIMM using the BUI or system LEDs.
Procedure for replacing a ZS4-4 DIMM, a cold-swap procedure requiring controller power off.
Procedure for replacing a ZS4-4 memory riser card, which holds multiple DIMMs.
Procedure for replacing a ZS4-4 controller's PCIe card, a cold-swap procedure requiring power off.
Procedure for replacing the ZS4-4 system battery, a cold-swap procedure requiring power off.
Procedure for replacing a ZS3-4 HDD or SSD, which are hot-swappable components.
Procedure for replacing a ZS3-4 controller's fan module, a hot-swappable component.
Procedure for replacing a ZS3-4 controller's redundant, hot-swappable power supplies.
Procedure for replacing a ZS3-4 DIMM, a cold-swap procedure requiring controller power off.
Procedure for replacing a ZS3-4 controller's PCIe card or riser, a cold-swap procedure.
Procedure for replacing the ZS3-4 system battery, a cold-swap procedure requiring power off.
Procedure for replacing a ZS3-2 HDD or SSD, which are hot-swappable components.
Procedure for replacing a ZS3-2 controller's redundant, hot-swappable power supplies.
Procedure for replacing a ZS3-2 controller's fan module, a cold-service operation.
Procedure for replacing a ZS3-2 DIMM, a cold-service operation requiring controller power off.
Procedure for replacing a ZS3-2 controller's PCIe card or riser, a cold-service operation.
Procedure for replacing the ZS3-2 USB flash drive, a cold-service operation.
Procedure for replacing the ZS3-2 system battery, a cold-service operation.
Detailed procedures for replacing 7x20 controller components like HDD, SSD, fan module, power supply, DIMM, PCIe card, and battery.
Important safety precautions for handling electronic components to prevent ESD damage.
Procedures for replacing faulty disk drives, power supplies, I/O modules, and SIM boards in disk shelves.
Procedures for creating, restoring, deleting, exporting, and importing configuration backups using BUI and CLI.
Recommended actions before performing a software upgrade, including verification and backup.
Procedure to upgrade software on a standalone controller using BUI or CLI.
Procedure for performing a rolling update of software on clustered controllers using BUI or CLI.
Steps to resolve health check alerts that may block software updates by reviewing the Alert Log.
Procedures to check the status of firmware updates (pending, in progress, failed) using BUI and CLI.
Procedure to roll back system software to a previous version using the BUI.
Procedure to roll back system software to a previous version using the CLI.
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