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Dell PowerVault MD3800f series, Owner'S Manual, Page: 9 / 47

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Dell PowerVault MD3800f series Owner'S Manual Download Page 9

Back-Panel Features and Indicators

Figure 4. Back-Panel Features and Indicators—Dell PowerVault MD3800f and MD3820f Series

1.

600 W power supply/cooling fan

2.

RAID Controller Module 0

3.

RAID Controller Module 1

4.

600 W power supply/cooling fan

Physical-Drive Indicator Patterns

Figure 5. Physical-Drive Indicators

1.

physical-drive activity indicator (green)

2.

physical-drive status indicator (green and 

amber)

NOTE: If the physical drive is in Advanced Host Controller Interface (AHCI) mode, the status 
indicator (on the right side) does not function and remains off.

Table 2. Physical-Drive Indicators

Drive-Status Indicator Pattern 

(RAID Only)

Condition

Blinks green two times per 
second

Identifying drive or preparing for removal

Off

Drive ready for insertion or removal

9

Summary of Contents for PowerVault MD3800f series

Page 1: ...Dell PowerVault MD3800f and MD3820f Storage Arrays Owner s Manual Regulatory Model E03J and E04J Series Regulatory Type E03J001 and E04J001 ...

Page 2: ...problem WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2015 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their res...

Page 3: ...word Reset 15 Cache Functions and Features 15 Cache Mirroring 15 Write Back Cache 15 Write Through Cache 15 SFP Transceivers Fiber Optic and SAS Cables 16 Interoperability of 4 Gbps 8 Gbps and 16 Gbps Devices 17 3 Installing Array Components 18 Recommended Tools 18 Front Bezel Optional 18 Removing the Front Bezel 18 Installing the Front Bezel 19 Physical Drives 19 SAFETY Models AMT E03J and E04J 1...

Page 4: ...e Backplane 33 4 Troubleshooting Your System 34 Safety First For You and Your System 34 Troubleshooting Storage Array Startup Failure 34 Troubleshooting Loss of Communication 34 Troubleshooting an SFP Transceiver 34 Troubleshooting External Connections 36 Troubleshooting Power Supply Cooling Fan Modules 36 Troubleshooting Array Cooling Problems 37 Troubleshooting Expansion Enclosure Management Mod...

Page 5: ...ritical Conditions 42 Invalid Storage Array 42 ECC Errors 42 PCI Errors 42 5 Technical Specifications 43 6 Getting help 47 Locating your system Service Tag 47 Contacting Dell 47 Documentation feedback 47 5 ...

Page 6: ...vides Fibre Channel FC connectivity to the host server It enables access to 64 physical hosts The MD3800f and MD3820f Series storage array includes a number of components These components are RAID controller module s PSU fan modules Disk drives also called physical disks hard drives in this document A front bezel optional A system enclosure into which the other components are plugged Front Panel F...

Page 7: ...3820f Figure 3 Front Bezel Features and Indicators Table 1 Front Panel Features and Indicators Item Indicator Button or Connector Description 1 Enclosure status LED The enclosure status LED lights when the enclosure power is on Lights blue during normal operation 7 ...

Page 8: ...lar enclosure within a rack When the button is pushed the system status indicators on the control panel and the RAID controller module s blink blue until the button is pushed again 5 Hard drives MD3800f Up to twelve 3 5 inch SAS hot swappable hard drives MD3820f Up to twenty four 2 5 inch SAS hot swappable hard drives 6 Enclosure mode switch The function of this switch is not applicable to your st...

Page 9: ...gure 5 Physical Drive Indicators 1 physical drive activity indicator green 2 physical drive status indicator green and amber NOTE If the physical drive is in Advanced Host Controller Interface AHCI mode the status indicator on the right side does not function and remains off Table 2 Physical Drive Indicators Drive Status Indicator Pattern RAID Only Condition Blinks green two times per second Ident...

Page 10: ...econds amber three seconds and turns off six seconds Rebuild aborted Power Supply and Cooling Fan Features The MD3800f and MD3820f Series storage array includes two integrated hot swappable power supply cooling fan modules Both modules must be installed to ensure proper cooling The system requires at least one of the cooling fans to function to avoid overheating A power supply cooling fan module c...

Page 11: ...anage documents go to dell com openmanagemanuals NOTE For all storage controller documents go to dell com storagecontrollermanuals You product documentation includes Dell PowerVault MD3400 3420 3800i 3820i 3800f 3820f Storage Arrays Getting Started Guide Provides an overview of system features setting up your system and technical specifications This document is shipped with your system Rack Instal...

Page 12: ...municating enclosure attributes and states to the host server and management station Each RAID controller module has multiple Fibre Channel FC ports labeled FC IN for host access The ports provide redundant host connections and support a high availability storage environment Each port must have a small form factor pluggable SFP transceiver module installed for connectivity Various configurations c...

Page 13: ... If AC power fails this LED changes to indicate Cache Offload status If the password reset function has successfully changed the password this LED flashes on and off briefly NOTE The password reset switch is not available if your system was shipped after September 2015 The password reset switch functionality was disabled starting from controller firmware 08 20 09 60 and later versions 7 Battery fa...

Page 14: ...l Lithium ion nanopolymer battery backup unit BBU It provides power to the RAID controller module in the event of a power outage For information on removing and installing the BBU see RAID Controller Module Backup Battery Unit NOTE For virtual disks the RAID controller firmware changes the data cache setting based on the state of the battery If the battery is missing or does not have sufficient ch...

Page 15: ...s and Features Cache Mirroring Cache mirroring function copies accepted host write data from the primary controller to the partner controller This action ensures that host write data is safely mirrored to the partner controller before successful completion status is returned to the host If a controller fails the surviving controller safely retains all mirrored data Cache mirroring is enabled by de...

Page 16: ...ta rate SFP transceivers that support other data rates are incompatible WARNING Do not disassemble or remove any part of a small form factor pluggable SFP transceiver due to the possibility of being exposed to laser radiation NOTE Your SFP transceivers and cables may look different from the ones shown below The differences do not affect the performance of the SFP transceivers Figure 8 Fiber Optic ...

Page 17: ...the link to run at 4 Gbps If there are two 16 Gbps ports on either end of a link the negotiation runs the link at 16 Gbps if the link supports the required specifications If a link connects at 8 Gbps in this scenario possible causes could be excessive cable length poor cable quality loose cables or SFPs and so on Ensure that the cable lengths are not excessive and the quality of the cable and conn...

Page 18: ... strap Front Bezel Optional Removing the Front Bezel 1 Using the system key unlock the front bezel if locked 2 Lift the release latch next to the keylock 3 Rotate the left end of the bezel away from the front panel 4 Unhook the right end of the bezel and pull the bezel away from the system Figure 10 Removing and Installing the Front Bezel 1 bezel 2 keylock 3 release latch 4 hinge tab 18 ...

Page 19: ...nected to a backplane through physical drive carriers and can be configured as hot swappable Removing a 2 5 Inch Physical Drive Blank CAUTION To maintain proper system cooling all empty physical drive slots must have physical drive blanks installed 1 If installed remove the front bezel 2 Press the release button and slide the physical drive blank out until it is free of the physical drive slot Fig...

Page 20: ...sure that your operating system supports hot swap drive installation See the documentation supplied with your operating system 1 From the management software prepare the physical drive for removal Wait until the indicators on the physical drive carrier signal that the physical drive can be removed safely For more information see the documentation for the storage controller If the physical drive is...

Page 21: ...ttempting to lock its handle next to a partially installed carrier can damage the partially installed carrier s shield spring and make it unusable CAUTION To prevent data loss ensure that your operating system supports hot swap drive installation See the documentation supplied with your operating system CAUTION When a replacement hot swappable hard drive is installed and the system is powered on t...

Page 22: ...the screws from the slide rails on the physical drive carrier 2 Lift the physical drive out of the physical drive carrier Figure 14 Removing and Installing a Physical Drive Into a 2 5 inch Physical Drive Carrier 1 physical drive carrier 2 physical drive 3 screws 4 22 ...

Page 23: ... the safety instructions that came with the product 1 Insert the physical drive into the physical drive carrier with the connector end of the physical drive toward the back 2 Align the screw holes on the physical drive with the back set of holes on the physical drive carrier When aligned correctly the back of the physical drive is flush with the back of the physical drive carrier 3 Attach the scre...

Page 24: ...atch and pull the blank away from the array 4 Install RAID controller modules in slot 0 and 1 5 Connect all the power cables to the array 6 Turn on the array and the host server Figure 16 Removing and Installing a RAID Controller Module Blank 1 release latch 2 RAID controller module blank Installing a RAID Controller Module Blank 1 Align the blank with the RAID controller module bay 2 Insert the b...

Page 25: ...release levers Opening the release levers makes it easier to press down the fiber optic cable release tab If the system is still running do not disturb the second RAID controller module 4 Push down on the release tab and pull the release lever away from the chassis 5 Grasp the release lever and pull the module away from the chassis NOTE To avoid damage to the sensitive EMI contacts on the RAID con...

Page 26: ... for the RAID controller module For information about the latest firmware see dell com support 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 servicing that i...

Page 27: ... If SFP transceivers and fiber optic cables were previously in place reinstall them in the correct ports 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 produ...

Page 28: ...odule 2 Slide the backup battery unit toward the connector on the RAID controller module 3 Tighten the screw that secures the backup battery unit to the RAID controller module 4 Close the RAID controller module 5 Replace the RAID controller 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 integ...

Page 29: ...g fan module the fan speed in the remaining module increases significantly to provide adequate cooling The fan speed decreases gradually when a new power supply cooling fan module is installed 1 Turn off the power supply cooling fan module 2 Disconnect the power cable from the power source 3 Remove the straps that secure the power cable and disconnect the power cable from the power supply cooling ...

Page 30: ...ly cooling fan module and plug the cable into a power outlet 3 Secure the power cable using the strap Figure 21 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 supply cooling fan module and the power switch is t...

Page 31: ...ase tab Figure 23 Removing and Installing the Control Panel PowerVault MD3820f 1 release pin 2 control panel Installing the Control Panel 1 Align the control panel with the slot on the array 2 Slide the control panel into the array until The release tab clicks into place in PowerVault MD3800f The release pin clicks into place in PowerVault MD3820f 3 Replace the hard drives in their respective slot...

Page 32: ...onnected to the array 3 Remove the hard drives 4 Remove the RAID controller modules 5 Remove the power supply cooling fan modules 6 Remove the control panel 7 Remove the screws that secure the RAID controller module power supply cage to the chassis 8 Hold the cage removal ring at the bottom center of the array and pull the RAID controller module power supply cage toward the back of the chassis 9 L...

Page 33: ...ure the backplane to the chassis 3 Replace the screws that secure the backplane to the chassis 4 Align the slots on the RAID controller module power supply cage with the tabs on the chassis 5 Push the RAID controller module power supply cage toward the front of the array 6 Replace the screws that secure the RAID controller module power supply cage to the chassis 7 Replace the control panel 8 Repla...

Page 34: ...ing Storage Array Startup Failure If your system halts during startup check if The array emits a series of beeps The array fault LEDs are lit There is a constant scraping or grinding sound when you access the physical disk For assistance contact Dell Support Troubleshooting Loss of Communication For information about troubleshooting loss of communication see Troubleshooting Array and Expansion Enc...

Page 35: ...r module the RAID controller module enclosure or the expansion enclosure NOTE Save all the packing materials in case you need to return the SFP transceiver 4 To locate a failed SFP transceiver view the FC IN host channel speed LEDs on the front of the RAID controller modules If an SFP transceiver has failed both FC IN speed LEDs for a particular port are off If both FC IN speed LEDs are off for a ...

Page 36: ...lved go to step 11 If the problem persists see Getting Help 11 Create save and print a new storage array profile Troubleshooting External Connections Verify that the cables are connected to the correct ports before troubleshooting any external devices For the location of the back panel connectors on your storage array see Back Panel Features and Indicators Ensure that all the cables are securely a...

Page 37: ... recognize the power supply module and to determine if it is working properly If the problem is not resolved see Getting Help Troubleshooting Array Cooling Problems 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 suppor...

Page 38: ...us LED If the link status LED is not green replace the cables If the problem is not resolved see Getting Help Troubleshooting RAID Controller 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 Damage d...

Page 39: ...y 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 servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Check the storage array profile to ensure that the most current version of the firmware ...

Page 40: ...elephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product 1 Turn off the system and attached peripherals and disconnect the system from the electrical outlet 2 Open the system 3 Disassemble components from the system Hard drives Hard drive backplane USB memory key Cooli...

Page 41: ...ate diagnostic test For more information see Using System Diagnostics If the tests fail see Getting Help Controller Failure Conditions Certain events can cause a RAID controller module to fail and or shut down Unrecoverable ECC memory or PCI errors or critical physical conditions can cause lockdown If your RAID storage array is configured for redundant access and cache mirroring the surviving cont...

Page 42: ...he RAID controller module detects a non Dell supported storage array the controller does not start up The RAID controller module does not generate any events to alert you in the event of an invalid array but the array status LED is lit with a flashing amber color to indicate a fault state ECC Errors RAID controller firmware can detect ECC errors and can recover from a single bit ECC error whether ...

Page 43: ... Redundant path connectivity provides redundant data paths to each hard drive NOTE Support for 192 physical disks is a premium feature and requires activation SAS connectors Two SAS IN ports to connect hosts One SAS OUT port for expansion to additional PowerVault MD1200 or MD1220 expansion enclosure NOTE SAS connectors are SFF 8088 compliant Serial connector debug port One 6 pin mini DIN connector...

Page 44: ... 220 V AC 8 6 A 4 3 A Battery 6 6 V DC 1100 mAh 7 26 W Lithium ion battery Table 12 Environmental NOTE For additional information about environmental measurements for specific system configurations see dell com environmental_datasheets Temperature Operating Continuous operation 10 C to 35 C 50 F to 95 F at 20 to 80 relative humidity RH with 26 C maximum dew point De rate maximum allowable dry bulb...

Page 45: ... damage and or failure from particulates and gaseous contamination If it is determined that levels of particulates or gaseous pollution are beyond the limits specified below and are the reason for the damage and or failures to your equipment it may be necessary for you to re mediate the environmental conditions that are causing the damage and or failures Re mediation of environmental conditions wi...

Page 46: ...NOTE Applies to data center and non data center environments Residual dust present in the air must have a deliquescent point less than 60 relative humidity 46 ...

Page 47: ...formation on your purchase invoice packing slip bill or Dell product catalog Dell provides several online and telephone based support and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Go to dell com support 2 Select your support category 3 Verify your country or...

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