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General| HDD speed | 15000 RPM |
|---|---|
| RAID levels | 0, 1, 5, 6, 10 |
| Data transfer rate | 12 Gbit/s |
| Storage drive capacity | 600 GB |
| Storage drive interface | Serial Attached SCSI (SAS) |
| Storage drives installed | Yes |
| Installed storage drive type | HDD |
| Supported storage drive types | HDD & SSD |
| Total installed storage capacity | 7.2 TB |
| Maximum supported storage capacity | - TB |
| Number of storage drives installed | 12 |
| Number of storage drives supported | 24 |
| Internal | No |
| Chassis type | Rack (2U) |
| Device class | - |
| Product color | Black, Grey |
| AC input voltage | 100-240 V |
| AC input frequency | 50 - 60 Hz |
| Number of power supply units | 1 |
| Power supply unit (PSU) capacity | 600 W |
| Operating temperature (T-T) | 10 - 35 °C |
| Operating relative humidity (H-H) | 5 - 95 % |
| Dell E-Value Code | VIRT_PACK_MD3420 |
| Host ports | 2 |
Weight and Dimensions| Depth | 549 mm |
|---|---|
| Width | 446.3 mm |
| Height | 86.8 mm |
| Weight | 24220 g |
Overview of Dell PowerVault MD3400/MD3420 storage array features and components.
Details on the indicators, buttons, and ports located on the front of the storage array.
Explanation of components and indicators on the rear of the Dell PowerVault storage array.
Describes the status and activity patterns for physical drive indicators.
Information on the hot-swappable power supply and cooling fan modules.
Details the LED indicators for power supply status and functions.
Lists other Dell PowerVault and related documentation for further information.
High-performance RAID controller modules for virtual disk configuration and management.
Explains the various ports on the RAID controller module for host and expansion connections.
Covers extra functionalities of the RAID controller module, like the Battery Backup Unit.
Details the BBU for power outage protection of the RAID controller cache.
Describes the system's automatic shutdown procedure based on temperature thresholds.
Procedure for resetting the storage array password if forgotten.
Explanation of cache mirroring, write-back, and write-through cache operations.
Lists the necessary tools for performing component installation procedures.
Instructions for removing and installing the optional front bezel of the storage array.
Guides for installing and removing 2.5-inch and 3.5-inch physical drives and blanks.
Steps for safely removing and installing hot-swappable physical drives.
How to remove a physical drive from its carrier and install one into it.
Procedures for installing and removing RAID controller modules and blanks.
Steps for removing and installing the backup battery unit for the RAID controller.
Instructions for removing and installing the power supply and cooling fan modules.
Guides for removing and installing the system's control panel assembly.
Procedures for removing and installing the system's backplane.
Essential safety guidelines to follow before and during system troubleshooting.
Troubleshooting steps for system startup failures and loss of communication.
Guidance on resolving issues related to external device connections.
Steps to diagnose and resolve issues with power supplies and system cooling.
Troubleshooting EMM status LEDs and link status indicators in expansion enclosures.
Diagnosing issues related to RAID controller module status and link LEDs.
Procedures for identifying and resolving problems with physical disks.
Steps to troubleshoot connectivity between storage arrays and expansion enclosures.
Instructions for recovering a system that has been exposed to moisture.
Guidance on troubleshooting a system with potentially damaged components.
Details critical and noncritical conditions that may lead to controller failure or system issues.
Technical details for SAS and nearline SAS physical disks and SSDs.
Features and capabilities of the hot-swappable RAID controller modules.
Specifications for Dell PowerVault MD1200/MD1220 expansion enclosures and connectors.
Details on SAS and serial connectors on the back-panel of the RAID controller.
Technical data regarding power supply wattage, voltage, and battery specifications.
Operating and storage environmental requirements including temperature and humidity.
Instructions on how to find the system's unique service tag and express code.
Information on how to contact Dell for technical support and service.
Method for submitting feedback on the manual to Dell.
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