Page 3 - Contents; About Your System
Contents 1 About Your System ....................................................................................................7 Introduction ........................................................................................................................................... 7 Front-Panel Fe...
Page 4 - Troubleshooting Your System
Installing a RAID Controller Module Blank ................................................................................... 23 Removing a RAID Controller Module .......................................................................................... 23 Installing a RAID Controller Module ..........
Page 7 - Introduction
1 About Your System Introduction The MD3400 and MD3420 Series storage array is designed for high availability, offering redundant access to data storage. Its features support both single and dual RAID controller configurations.The Dell PowerVault MD3400 and MD 3420 Series storage array provides 12 G...
Page 11 - Power Supply and Cooling Fan Features; Power Indicator Codes and Features
Drive-Status Indicator Pattern (RAID Only) Condition Blinks green, amber, and turns off Predicted drive failure Blinks amber four times per second Drive failed Blinks green slowly Drive rebuilding Steady green Drive online Blinks green three seconds, amber three seconds, and turns off six seconds Re...
Page 12 - Related Documentation
Item LED Type Icon Description If this LED is off, it indicates that the DC output voltage are not within the limit. 2 Power supply/ cooling fan fault The LED lights amber when the DC output voltage is not within the limit or a fault with the fan is detected.If this LED is off, it indicates that no ...
Page 13 - Controller Modules; RAID Controller Modules; RAID Controller Module Connectors and Features
2 Controller Modules RAID Controller Modules The RAID controller modules provide high-performance, advanced virtual disk configuration, and fault-tolerant disk subsystem management. Each RAID controller module contains 4GB or 8GB of mirrored cache for high availability and a battery-powered cache of...
Page 14 - RAID Controller Module—Additional Features; Battery Backup Unit
Item Component Function 1 12Gbps SAS IN port (2) Provides host-to-controller SAS connection. 2 Seven segment display sequence Displays status or error codes for the storage array. 3 Controller power LED Lights green when controller power is on.Turns off when controller is not powered. 4 Controller f...
Page 15 - Storage Array Thermal Shutdown; System Password Reset; Cache Functions and Features; Cache Mirroring
Storage Array Thermal Shutdown The system automatically shuts down when system temperature exceeds the safe threshold. The battery backup unit protects against data loss by providing power to offload cache to non-volatile memory in the event of power loss. It is not necessary to shut down any MD1200...
Page 17 - Installing Array Components; Recommended Tools; Removing the Front Bezel; Installing the Front Bezel
3 Installing Array Components Recommended Tools You may need the following items to perform the procedures in this section: • Key to the system keylock• #2 Phillips screwdriver• Wrist grounding strap Front Bezel (Optional) Removing the Front Bezel 1. Using the system key, unlock the front bezel (if ...
Page 18 - Physical Drives; SAFETY Models AMT E03J and E04J; Installing a 2.5 Inch Physical-Drive Blank
3. Secure the bezel with the keylock. Physical Drives SAFETY Models AMT E03J and E04J Models AMT, E03J, and E04J are intended for installation only in restricted access locations as defined in cl 1.2.7.3 of IEC 60950-1:2005.Depending on your configuration, your array either supports up to twenty-fou...
Page 19 - Installing a 3.5 Inch Physical-Drive Blank
Figure 10. Removing and Installing a 3.5 Inch Hard-Drive Blank (MD3400 only) 1. physical-drive blank 2. release button Installing a 3.5 Inch Physical-Drive Blank 1. If installed, remove the front bezel. 2. Insert the physical-drive blank into the physical-drive slot until the release button clicks i...
Page 20 - Installing a Hot-Swap Physical Drive
Figure 11. Removing and Installing a Hot-Swap Physical Drive 1. release button 2. physical drive 3. physical-drive carrier handle Installing a Hot-Swap Physical Drive CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs ...
Page 21 - Removing a Physical Drive From a Physical-Drive Carrier
Removing a Physical Drive From a Physical-Drive Carrier 1. Remove the screws from the slide rails on the physical-drive carrier. 2. Lift the physical drive out of the physical-drive carrier. Figure 12. Removing and Installing a Physical Drive Into a 2.5 inch Physical-Drive Carrier 1. physical-drive ...
Page 22 - Installing a Physical Drive Into a Physical-Drive Carrier; RAID Controller Module
Figure 13. Removing and Installing a 3.5 Inch Physical Drive Into a Physical-Drive Carrier 1. physical-drive carrier 2. physical drive 3. screws (4) Installing a Physical Drive Into a Physical-Drive Carrier CAUTION: Many repairs may only be done by a certified service technician. You should only per...
Page 23 - Removing a RAID Controller Module Blank; Installing a RAID Controller Module Blank
CAUTION: RAID controller modules can be removed and installed without turning off the array. It is recommended that you do not remove the RAID controller module while data is being transferred. Replacing or installing a RAID controller module that is connected to a host server causes it to lose comm...
Page 24 - Installing a RAID Controller Module
CAUTION: If your configuration uses fiber optic cables, remember that they are fragile. Bending, twisting, folding, or pinching fiber optic cables can cause damage to the cables, degraded performance, or loss of data. To prevent damage, do not twist, fold, pinch, or step on the cables. Do not bend t...
Page 25 - Opening the RAID Controller Module; Closing the RAID Controller Module
Opening the RAID Controller Module CAUTION: Many repairs may only be done by a certified service technician. You must only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servici...
Page 26 - Removing the RAID Controller Module Backup Battery Unit
5. Turn on the array and the host server. RAID Controller Module Backup Battery Unit Removing the RAID Controller Module Backup Battery Unit CAUTION: Many repairs may only be done by a certified service technician. You must only perform troubleshooting and simple repairs as authorized in your produc...
Page 27 - Removing a Power Supply/Cooling Fan Module
6. Connect all the cables to the array. 7. Turn on the array and the host server. Power Supply/Cooling Fan Module NOTE: Your storage array includes two integrated, hot-swappable power supply/cooling fan modules. The array supports two hot-swappable power supply/cooling fan modules. While the array c...
Page 28 - Installing a Power Supply/Cooling Fan Module
4. Press the release tab and pull the power supply out of the chassis. Figure 18. Removing and Installing a Power Supply/Cooling Fan Module 1. release tab 2. power supply 3. power supply handle Installing a Power Supply/Cooling Fan Module CAUTION: Many repairs may only be done by a certified service...
Page 29 - Control Panel; Removing the Control Panel
3. Secure the power cable using the strap. Figure 19. Securing the Power Cable 1. restraining strap CAUTION: When connecting the power cable, secure the cable with the strap. NOTE: If the array is powered on, all the power supply LEDs remain off until the AC power cable is connected to the power sup...
Page 30 - Installing the Control Panel
4. Slide the control panel out of the chassis after: – Pushing the release tab toward the front of the array in PowerVault MD3400.– Pulling the release pin toward the front of the array in PowerVault MD3420. Figure 20. Removing and Installing the Control Panel—PowerVault MD3400 1. control panel 2. r...
Page 31 - Backplane; Removing the Backplane
3. Replace the hard drives in their respective slots. 4. Connect all the power cables to the array. 5. Turn on the array and the host server. Backplane Removing the Backplane CAUTION: Many repairs may only be done by a certified service technician. You must only perform troubleshooting and simple re...
Page 33 - Installing the Backplane
Figure 24. Removing and Installing the Backplane—PowerVault MD3420 1. screws (4) 2. backplane 3. captive screw Installing the Backplane 1. Align the screw holes on the backplane with the screw holes on the array. 2. Tighten the captive screw to secure the backplane to the chassis. 3. Replace the scr...
Page 35 - Safety First—For You and Your System; Troubleshooting Loss of Communication; Troubleshooting External Connections
4 Troubleshooting Your System Safety First—For You and Your System CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and s...
Page 36 - Troubleshooting Power Supply/Cooling Fan Modules; Troubleshooting Array Cooling Problems
Troubleshooting Power Supply/Cooling Fan Modules CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damag...
Page 37 - If EMM Status LED is Blinking Amber (5 Times per Sequence); If the Link Status LEDs are not Green; Troubleshooting RAID Controller Modules
Troubleshooting Expansion Enclosure Management Modules CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team....
Page 38 - If the Array Status LED is Solid or Blinking Amber; Troubleshooting Physical Disks
CAUTION: In the case of non-redundant configurations, it is recommended that you turn off the host server before turning off the array to prevent loss of data. If the Array Status LED is Solid or Blinking Amber 1. In the AMW, select the Summary tab, and click on Storage Array needs attention . 2. Fo...
Page 39 - Troubleshooting Array and Expansion Enclosure; Troubleshooting a Wet System
5. If the problem is not resolved, replace the failed physical disk.If the problem persists, see Getting Help . Troubleshooting Array and Expansion Enclosure Connections 1. Verify that the SAS OUT status LED is green. 2. Ensure that all the cables are attached correctly according to the array mode y...
Page 40 - Troubleshooting a Damaged System; Controller Failure Conditions; Critical Conditions
8. If the system starts properly, shut down the system and reinstall all of the expansion cards that you removed. 9. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help . Troubleshooting a Damaged System CAUTION: Many repairs m...
Page 43 - Technical Specifications
5 Technical Specifications Physical Disks Physical disks Up to twelve 3.5 inch or twenty-four 2.5 inch SAS, nearline SAS physical disks, or SAS SSDs RAID Controller Modules RAID controller modules Two hot-swappable modules with temperature sensors4GB or 8GB of cache per controller Provides host-to-c...
