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HP StorageWorks 1500 Modular Smart Array
maintenance and service guide

This guide provides procedures and diagnostics needed for the maintenance, service, and troubleshooting of the HP

StorageWorks 1500 Modular Smart Array (MSA1500 or MSA).

Part number: 356606–002

Second edition: October 2006

Summary of Contents for AD510A - StorageWorks Modular Smart Array 1500 cs 2U Fibre Channel SAN Attach Controller Shelf Hard Drive

Page 1: ...aintenance and service guide This guide provides procedures and diagnostics needed for the maintenance service and troubleshooting of the HP StorageWorks 1500 Modular Smart Array MSA1500 or MSA Part number 356606 002 Second edition October 2006 ...

Page 2: ...ed herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Intel Itanium Pentium Intel Inside and the Intel Inside...

Page 3: ... O ports 20 Slot diagram label 21 Chassis and component LEDs 21 Chassis LEDs 22 Controller LEDs 23 Hard drive LEDs 24 SCSI hard drive LEDs 24 SATA hard drive LEDs 26 Fibre Channel I O module LEDs 27 Fan module LEDs 28 SCSI I O module LEDs 29 Power supply module LEDs 30 4 Available diagnostic tools 31 Array Configuration Utility ACU overview 31 Array Configuration Utility Command Line Interface ACU...

Page 4: ...emoving or installing a hard drive blank 74 Before you begin 74 Removing a hard drive blank 74 Installing a hard drive blank 74 Replacing a hard drive 75 Before you begin 75 Verifying component failure 75 Removing the component 75 Installing the component 76 Verifying proper operation 77 Replacing the controller controller cache or controller battery 78 Before you begin 85 Verifying component fail...

Page 5: ...ilures and faulted LUNs 97 Recognizing hard drive failure 97 Effects of hard drive failure 97 Compromised fault tolerance 98 Recovering from compromised fault tolerance enabling failed LUNs 98 Best practices when replacing hard drives 99 Automatic data recovery rebuild 100 Time required for a rebuild 100 Failure of another drive during rebuild 101 10 Array controller firmware 103 Determining the c...

Page 6: ... 110 European Union notice 111 BSMI notice 111 Japanese notice 111 Korean notices 112 Safety notices 112 Battery replacement notice 112 Taiwan battery recycling notice 113 Power cords 113 Japanese power cord notice 113 Electrostatic discharge 113 Preventing electrostatic damage 113 Grounding methods 113 Index 115 6 ...

Page 7: ...Tables 1 Document conventions 10 2 LCD panel messages 37 3 Component hot pluggability 69 maintenance and service guide 7 ...

Page 8: ...8 ...

Page 9: ...d audience This guide is intended for use by system administrators and technicians who are experienced with the following SAN management Network administration Network installation Prerequisites Before servicing the MSA make sure that you consider the following Knowledge of operating system Knowledge of related hardware software Previous version of the product and or firmware version Related docum...

Page 10: ...bsite addresses Bold text Keys that are pressed Text typed into a GUI element such as a box GUI elements that are clicked or selected such as menu and list items buttons tabs and check boxes Italic text Text emphasis Monospace text File and directory names System output Code Commands their arguments and argument values Monospace italic text Code variables Command variables Monospace bold text Emph...

Page 11: ...plished by CSR For more information about CSR contact your local service provider For North America see the CSR website http www hp com go selfrepair Subscription service HP recommends that you register your product at the Subscriber s Choice for Business website http www hp com go e updates After registering you will receive e mail notification of product enhancements new driver versions firmware...

Page 12: ...12 About this guide ...

Page 13: ...lf Repair Standard shipping configuration items 1 Power supply modules 349800 001 406442 001 n a Mandatory 2 SCSI I O module 361261 001 AA988A Optional 3 Fan modules 349798 001 n a Mandatory 4 Fibre Channel I O module 361260 001 AA987A Optional 5 Chassis with backplane 361263 001 n a Optional 6 Bezel 361262 001 Mandatory maintenance and service guide 13 ...

Page 14: ...120978 001 n a Optional SFP transceiver 229204 001 411043 001 A6515B Optional Blanking panel Fibre Channel I O 229200 001 n a Mandatory Fibre Channel cables Contact HP Support Contact your HP Authorized Reseller Mandatory Faulty component return kit 249670 001 n a Mandatory Mandatory Parts for which customer self repair is mandatory These parts are designed for customer self repair If you request ...

Page 15: ...s section Chassis specifications Memory specifications Power supply module specifications SCSI I O module specifications Fan module specifications Fibre Channel I O module specifications NOTE For information on the components and their part numbers see the Illustrated parts list maintenance and service guide 15 ...

Page 16: ...ted 1 C per 1000 feet of elevation to 10000 ft 50 to 95 F Shipping 30 to 50 C 22 to 122 F Relative humidity noncondensing Operating 10 to 90 Non operating up to 95 Maximum wet bulb temperature Long term storage 29 C 84 2 F Short term storage 30 C 86 F Idle 6 9 and 53 Fixed drive random writes 7 3 and 54 Input power and heat dissipation specifications are maximum values and apply to worst case cond...

Page 17: ... 13 cm 3 2 in Width 2 34 cm 0 92 in Depth 37 14 cm 14 62 in Weight 0 46 kg 1 01 lbs Fan module specifications Item Description Height 6 0 cm 2 36 in Width 6 0 cm 2 36 in Depth 26 8 cm 10 6 in Weight 0 50 kg 1 10 lbs Fibre Channel I O module specifications Item Description Height 8 13 cm 3 2 in Width 2 34 cm 0 92 in Depth 37 14 cm 14 62 in Weight 0 44 kg 96 lbs maintenance and service guide 17 ...

Page 18: ...18 Specifications ...

Page 19: ...ibe chassis and module LEDs patterns Front view Rear view Chassis and component LEDs Front view 1 5 6 2 3 4 15503 1 Unit ID button and LED blue 2 System fault LED amber 3 Heartbeat LED blinking green 4 Power on Standby button green or amber 5 MSA1000 controller 6 Controller blank maintenance and service guide 19 ...

Page 20: ...lies 5 SCSI I O module bus 0 6 Blank for optional SCSI I O module bus 1 7 Fan modules 8 Blank for optional SCSI I O module bus 2 9 Blank for optional SCSI I O module bus 3 10 Unused slot SCSI I O ports 1 2 15509 1 SCSI Port B 2 SCSI Port A NOTE Two SATA storage enclosures or one SCSI storage enclosure can be connected to each SCSI I O module 20 System components and LEDs ...

Page 21: ...e MSA chassis and its modular components are equipped with LEDs When the fault LED on any MSA component is amber promptly determine the reason for the alert by examining the component the messages displayed on the MSA controller LCD panel and system event logs such as those provided by HP Systems Insight Manager The following sections define the LEDs Chassis LEDs Controller LEDs Hard drive LEDs Fi...

Page 22: ...een Normal 3 Heartbeat Off Solid Power off or fault On Green Power on 4 Power Off Power off or system in Standby state NOTE System power does not shut off completely with the power button Standby removes power from most of the electronics and the hard drives but portions of the power supply and some internal circuitry remain active To remove the power completely disconnect all power cords from the...

Page 23: ...activity On DMA transfers are active On This controller is active 7 Active Standby Off This controller is standby 8 Heartbeat Blinking The controller is functioning properly 9 Fault On amber An error message has been sent to the controller LCD display panel 10 Redundancy active On green The two controllers and the two Fibre Channel I O modules are in a redundant mode of operation On The controller...

Page 24: ...ive is spinning up during POST Do not remove the hard drive Removing a hard drive at this time could terminate the current operation and cause data loss Blinking Blinking Blinking The hard drive is being accessed in one of the following ways The hard drive is part of a configured array that is being selected or updated by the ACU or MSA CLI The hard drive is being upgraded The hard drive has been ...

Page 25: ...place the hard drive Off On or Blinking On Off The hard drive is online and configured as part of an array If necessary and if all other hard drives in the same array are online and working it is safe to replace the hard drive one of the following is happening If the Activity LED is Off the drive is configured and online but not currently active If the Activity LED is On or blinking the drive is c...

Page 26: ...ity expansion or a stripe size migration but a predictive failure alert has been received for this drive To minimize the risk of data loss do not replace the drive until the expansion or migration is complete Blinking regularly 1 Hz Off Do not remove the drive Removing a drive may terminate the current operation and cause data loss The drive is rebuilding or it is part of an array that is undergoi...

Page 27: ...ntroller or there is no controller present Solid Green A 1 Gb link is established and the status is good 2 1 Gb link status Blinking Amber A 1 Gb link was established but is now inactive Solid Green A 2 Gb link is established and the status is good 3 2 Gb link status Blinking Amber A 2 Gb link was established but is now inactive NOTE If both link status lights are Off a link has not been establish...

Page 28: ... circulating air through the enclosure The rate at which air moves the airflow determines the amount of cooling This airflow is a function of fan speed rpm These fans can operate at multiple speeds This ensures that when the enclosure temperature changes the fans can automatically adjust the airflow If one fan operates too slowly or completely shuts off the other fan operates at a higher speed At ...

Page 29: ...EDs The following figure and table describes their locations and meanings 1 2 15508 Item Name Condition Color Description Solid Green Power on 1 Status Off Power off fault Blinking Green Activity 2 SCSI activity Off Off maintenance and service guide 29 ...

Page 30: ...us This LED can be illuminated with either a green or amber color The following figure and table describes their locations and meanings 2 1 15507 Item Name Condition Color Description Solid Green Power on 1 Status Off Power off 2 Fault Blinking Amber Fault 30 System components and LEDs ...

Page 31: ...on Wizards Provides different operating modes enabling faster configuration or greater control over the configuration options Suggests the optimum configuration for unconfigured systems Displays on screen tips for individual steps of a configuration procedure Allows the setting of access privileges to specific storage LUNs to be limited to specific hosts Supports online array capacity expansion lo...

Page 32: ... method of system management instead of a graphical user interface All supported operating systems can access the CLI Sample tasks include configuring the storage units LUNs limiting access to the storage and viewing controller and storage setup and status information Array Diagnostics Utility ADU overview The HP Array Diagnostic Utility ADU is a web based application that creates a report on all ...

Page 33: ...hrough the SAN to the devices that are to be managed For more information about SMIS go to the HP SMIS website http h18006 www1 hp com storage smis html For more information about DMTF SNIA listings of HP SMIS providers see the SNIA website http www snia org ctp smi_conform System Event Analyzer SEA overview System Event Analyzer is a host based fault analysis utility included with the Web Based S...

Page 34: ...s Automatic notification customer or HP Support Center Rule based allowing more frequent updates Proactive indictment with the operating system Web and command line interfaces For more information go to the WEBES website http h18023 www1 hp com support svctools webes jumpid reg_R1002_USEN 34 Available diagnostic tools ...

Page 35: ...he status of the module and for providing user input when required Traditional Power On Self Test POST messages issued by the PCI based controllers have been combined with runtime event notification messages to create a new set of controller display messages The display module is capable of holding up to 100 messages After this maximum size is reached older messages are removed to make room for ne...

Page 36: ... Error messages Error messages indicate that a problem has occurred and may require user action to correct it The array controller Fault LED to the left of the LCD display panel lights whenever a new error message is sent to the display panel and has not been viewed and when an error message is currently displayed for viewing After all error messages have been viewed the LED turns off and is re li...

Page 37: ...er input An issue has been found with a configured volume that may result in data loss so the volume has been disabled The exact nature of the issue is detailed in a previous LCD display message Yes the volume is enabled regardless of the issue The volume attempts to return to its normal operating state and the data is accessible No not selecting any option within the time out period the volume re...

Page 38: ...d a firmware version mismatch with the two controllers and wants to copy the firmware from the other controller onto this controller Firmware on both controllers must match Scroll through and read the messages on both controller LCD panels to confirm the currently installed firmware versions on the controller Then respond appropriately to the prompt No do not clone Yes proceed with the cloning no ...

Page 39: ...NG SYSTEM Informational An online firmware update is forcing an automatic restart of the system 17 ONLINE UPGRADE COMPLETE Informational An online firmware update has completed successfully 18 ONLINE UPGRADE INCOMPLETE Error An online firmware update was successful but a subsequent step failed In dual controller configurations this may cause the other to not update properly Restart the system In d...

Page 40: ...ll cables are connected in a supported manner 4 Apply power to the external storage enclosures 5 Apply power to the MSA Should the issue persist contact HP support 30 I2C READ FAILURE I2C device name Error The MSA has a number of internal devices that are accessed via an I2C hardware bus One of these devices failed when attempting to read from it Certain I2C devices are considered critical and wil...

Page 41: ...This controller is in standby and cannot access configured volumes on the MSA This controller can be made active if the current active controller fails assuming all redundant components are installed I O module cables and multipathing software 43 REDUNDANCY FAILED HARDWARE FAILURE Error While either attempting to enter redundant mode or already operating in redundant mode one of the two installed ...

Page 42: ... enter redundant mode A process called firmware cloning which attempts to make them both the same firmware level has failed Manually update the firmware on the older array controller For instructions see the MSA firmware updating guide 46 REDUNDANCY HALTED EXPAND ACTIVE Informational If volume expansion is in progress then redundancy is not supported Volume expansion is initiated and tracked using...

Page 43: ... either attempting to enter redundant mode or already operating in redundant mode one of the array controllers failed to allocate required memory Redundancy is disabled at this time If the MSA is currently involved in host I O remove the standby array controller wait 10 seconds and then reinsert it ensuring that it is fully seated in the chassis If this does not resolve the issue wait until downti...

Page 44: ... modules on the two controllers are not the same size All cache memory modules must be the same size for redundancy to operate Remove the array controller that has been halted replace the cache modules with the appropriately sized ones wait 10 seconds and then reinsert the array controller ensuring that it is fully seated in the chassis 55 MSA1000 ACTIVE CONTROLLER Informational In dual controller...

Page 45: ...ational Valid host data was found in the battery backed cache memory at power up This data has been flushed to the hard drives 64 CACHE DATA LOST BATTERY DEAD Error The battery on the cache memory was no longer charged If there was data in the cache memory it is lost 65 CACHE HARDWARE ENABLED Informational The cache hardware had been temporarily disabled but is now enabled again This may have been...

Page 46: ...y at power up This data has been deleted This typically happens if cache modules are moved between array controllers 69 CACHE BATTERIES LOW RECHARGING Informational The batteries on the cache module are low and are being recharged 70 CACHE DISABLED NO CONFIGURATION Informational The cache has not been configured and is disabled The cache is configured using the Array Configuration Utility ACU or M...

Page 47: ...iginal array controller power on the system without allowing any host I O and wait for cache data to be written to hard drives The system can be powered off and the cache module moved to the new location no The array controller will halt yes Cache data will be erased and operation of the array controller will continue 73 CACHE HARDWARE BATTERIES MISSING Error The cache module does not have its req...

Page 48: ...ed as soon as possible 85 BAD DRIVE FRMWARE BOX n BAY n Error A SCSI hard drive has been detected that has known bad firmware on it Continued use of this hard drive could result in hard drive failure decreased performance or data loss Either the hard drive firmware should be updated or the hard drive should be replaced as soon as possible 86 DRIVE POSITION CHANGE DETECTED Informational The SCSI ha...

Page 49: ...data loss The failed hard drives should be replaced as soon as possible If necessary restore data from backup 102 VOLUME n STATE INTERIM RECOVERY Informational The array controller has failed one or more SCSI hard drives that the configured volume is composed of but no data loss has occurred because fault tolerance is allowing the data to be recovered The failed hard drives should be replaced as s...

Page 50: ...nd reinsert all SCSI hard drives ensuring they are fully seated in their bays Check the cables connecting the MSA to any attached storage enclosures Power on the attached enclosures and then the MSA 109 VOLUME n STATE WRONG DRIVE REPLACED Error The configured volume appears to have had known good SCSI hard drives replaced instead of known failed hard drives The MSA should be powered off and the go...

Page 51: ... CLI 115 VOLUME n MEDIA EXCHANGED Informational All failed hard drives of the specified volume have been replaced by good hard drives or all unplugged hard drives in the volume have been plugged back in This message should be followed by message 02 ENABLE VOLUME n NO YES See the entry for 02 ENABLE VOLUME n NO YES 120 CONFIGURED VOLUMES n Informational The specified number of configured volumes wa...

Page 52: ...ded 125 ACCESS CONTROL CONFLICT DETECTED Error A set of volumes has been migrated from one array controller to a different array controller that already has configured volumes on it The migrated volumes have access controls defined for them that conflict with the existing configuration The access controls have been modified so as to allow the migration to proceed Run the Array Configuration Utilit...

Page 53: ...ure sensor on the array controller indicates that the array controller has exceeded the safe operating range The MSA should be powered off as soon as possible to avoid hardware failure Check all MSA fans and ensure they are operating Any failed fan should be replaced Ensure that there is a module or blanking panel cover plate in all MSA chassis bays and slots Empty bays affect the airflow and cool...

Page 54: ... are in the power up sequence then the most recent version of firmware will be used If one array controller has already completed the power up sequence and is active then its version of firmware will be used even if less recent 304 ROM CLONING DONE Informational In dual controller MSA only this indicates that the two array controllers in an MSA have finished copying one array controller s version ...

Page 55: ...firmware flash process It is now safe to turn off power to the system 311 EMU FLASH FAILED Error The EMU has failed the firmware flash process Attempt the flash process again Should the issue persist contact HP support 312 FIRMWARE FLASH STARTED ON BOX n Informational A firmware flash operation has started on an attached storage enclosure 313 FIRMWARE FLASH DONE ON BOX n Informational A firmware f...

Page 56: ...ty of the MSA 407 STORAGE BOX n OVERHEATED Error The temperature in the specified storage enclosure has exceeded the safe operating range The MSA should be powered off as soon as possible and immediately after that the enclosure should be powered off to avoid hardware failure Check all MSA fans and ensure they are operating Any failed fan should be replaced Ensure that there is a module or blankin...

Page 57: ...abled incorrectly Verify that the external storage enclosures are connected properly to the MSA For more information see the MSA installation guide 500 INITIALIZING PCI SUBSYSTEM Informational The array controller s PCI subsystem is being initialized as part of the power up sequence 501 PCI SUBSYSTEM HARDWARE FAILURE Error The array controller s PCI subsystem has encountered a critical error durin...

Page 58: ... switch ensuring that it is fully seated in the chassis Should the issue persist contact HP support 515 FIBRE DEVICE HARDWARE FAILURE Error The array controller firmware does not recognize the device in the Fibre Channel I O bay The device has failed or is not supported by the installed firmware version If the device was not recently installed or the firmware was not recently downgraded remove the...

Page 59: ...lable 520 UNKNOWN I O MODULE DETECTED Error The MSA cannot determine the type of I O module installed in the bay Do the following 1 Remove power from any external storage enclosures 2 Remove power from the MSA 3 Re seat all Fibre Channel and SCSI I O modules 4 Apply power to any external storage enclosures 5 Apply power to the MSA 6 Verify that the MSA has the latest version firmware installed Sho...

Page 60: ...60 LCD panel and message descriptions ...

Page 61: ... Removing or installing an interconnect blank Removing or installing a hard drive blank Replacing a hard drive Replacing the controller controller cache or controller battery Replacing a Fibre Channel I O module Replacing a 2 Gb small form factor pluggable SFP transceiver Replacing a fan module Replacing a SCSI I O module Replacing a power supply assembly Replacing the MSA1500 chassis IMPORTANT To...

Page 62: ...g the diagnosis period HP or HP service providers or partners identifies that the repair can be accomplished by the use of a CSR port HP will ship that part directly to you for replacement There are two categories of CSR parts Mandatory parts for which customer self repair is mandatory If you request HP to replace these parts you will be charged for the travel and labor costs of this service Optio...

Page 63: ... characters define the revision level The replacement component revision level must be the same as or later than the number on the failed component The greater the revision level the later the revision Returning the defective component In the materials shipped with a CSR component HP specifies whether the defective component must be returned to HP In cases where it is required you must ship the de...

Page 64: ...ng Place parts on a grounded surface before removing them from their containers Avoid touching pins leads or circuitry Make sure that you are properly grounded when touching a static sensitive component or assembly Place hard drives with the Printed Circuit Board PCB side down Use conductive field service tools Grounding methods There are several methods for grounding Use one or more of the follow...

Page 65: ... network interface connection To reduce the risk of electrical shock fire or damage to the equipment do not plug telephone or telecommunications connectors into this receptacle WARNING Any surface or area of the equipment marked with these symbols indicates the presence of a hot surface or hot component Contact with this surface could result in injury WARNING Power supplies or systems marked with ...

Page 66: ...emoval Remove all pluggable power supplies and modules to reduce the weight of the product Load the heaviest item first and load the rack from the bottom up This makes the rack bottom heavy and helps prevent the rack from becoming unstable Extend the leveling jacks to the floor Rest the full weight of the rack on the leveling jacks Attach stabilizing feet to the rack if it is a single rack install...

Page 67: ...emoving any access covers for non hot pluggable areas Do not replace non hot pluggable components while power is applied to the product Power off the device and then disconnect all AC power cords Do not exceed the level of repair specified in the procedures in the product documentation All troubleshooting and repair procedures are detailed to allow only subassembly or module level repair Because o...

Page 68: ...is performing rebuilds RAID migrations array expansions LUN expansions or experiencing heavy I O avoid physical configuration changes such as adding or replacing hard drives or hot plugging a controller or any other component For example hot adding or replacing a controller while under heavy I O may cause a momentary pause performance decrease or lass of access to the MSA while the new controller ...

Page 69: ...hin the enclosure Table 3 Component hot pluggability Component Hot pluggable Non hot pluggable Redundant power supply module X Redundant fan module X MSA array controller dual controller configurations X Fibre Channel I O module dual controller configurations X SCSI I O module X MSA chassis X MSA array controller single controller configurations X Fibre Channel I O module single controller configu...

Page 70: ... Particular attention should be paid to the plug electrical outlet and the point where the cord exits from the product After all hardware components are installed and the unit is in place the power can be connected WARNING To reduce the risk of electric shock or damage to the equipment Do not disable the power cord s grounding plug The grounding plug is an important safety feature Plug the power c...

Page 71: ... button on the front of the MSA The LED on the Power Standby button changes from amber to solid green indicating that the MSA has been powered on 3 Wait up to four minutes for the MSA to complete its startup routine NOTE If you installed a redundant controller and Fibre Channel I O module in the MSA the CLONE FIRMWARE message might be displayed Press the button on the controller to copy the firmwa...

Page 72: ...ect all the power cords to remove power completely from the system To remove power from the MSA do the following 1 Ensure that a known good backup is available 2 Schedule a maintenance window 3 From the servers in the network stop all access to the MSA 4 Press and hold down the MSA Power On Standby button for five seconds to place the MSA in Standby mode NOTE Placing the MSA in standby mode disabl...

Page 73: ... insert the new or replacement component within one or two minutes If the internal temperature exceeds acceptable limits the device may overheat and automatically shut down or restart Parts can be damaged by electrostatic discharge Use proper anti static protection Removing an interconnect blank Lift the port colored module latch 1 and pull the module out of the chassis 2 15596 1 2 Installing an i...

Page 74: ...ut down or restart Parts can be damaged by electrostatic discharge Use proper anti static protection Removing a hard drive blank CAUTION A blank or a hard drive must be installed in each hard drive slot Failure to install a blank or hard drive in all slots could result in thermal failures 1 Review all warnings cautions and preparation procedures as detailed in Warnings and precautions 2 Push in th...

Page 75: ... at a time two if using RAID 6 When you replace a hard drive the controller uses data from the other hard drives in the array to reconstruct data on the replacement hard drive If you remove more than one hard drive a complete data set is not available to reconstruct data on the replacement drive s and permanent data loss could occur Never remove a working hard drive The amber Drive Failure LED ind...

Page 76: ...ulling the hard drive out of the enclosure Handling a hard drive while the internal media is spinning can damage the media 4 Pull the hard drive out of the storage enclosure bay 3 15598 3 2 1 Installing the component 1 Press the hard drive ejector button 1 and pull the release lever to the full open position 2 15599 1 2 2 Slide the replacement hard drive into the same bay from which the old hard d...

Page 77: ...t configurations allow the replacement hard drive to be reconstructed automatically from parity data stored on the other hard drives While the data is being rebuilt the LEDs will flash Verifying proper operation The hard drive LEDs light one at a time and then turn off together to indicate that the system has recognized the new drive In fault tolerant configurations allow the replacement hard driv...

Page 78: ...rt Parts can be damaged by electrostatic discharge Use proper anti static protection CAUTION When replacing a controller HP recommends that the old cache module be moved to the new controller In single controller configurations if the controller fails this ensures that disk writes that might have been trapped in the old controller s cache are completed In dual controller configurations if a contro...

Page 79: ...w all controller specific warnings cautions and preparation procedures as detailed in Before you begin 3 In all single controller configurations power off the MSA as instructed in Removing power from the MSA 4 In operational dual controller configurations access an MSA management utility such as the MSA Command Line Interface MSA CLI or the Array Configuration Utility ACU and disable the controlle...

Page 80: ... controller Using the same cache module completes disk writes trapped in the controller cache 1 Remove the controller from the chassis as instructed in Removing the controller 2 Locate the controller cover clips on the rear lower left and right sides of the module by holding the controller upright with the latch handle facing you 3 Unlatch the controller cover clips 1 on the rear of the controller...

Page 81: ... hard drives This is particularly important for data that has been cached by a posted write operation but has not yet been written to the hard drives Batteries on a new controller might be discharged In this case a POST message is displayed on the controller display panel when the controller is powered on indicating that the controller cache module is temporarily disabled No user action is require...

Page 82: ...ve the second battery pack on this cache module Installing the controller cache battery pack 1 Remove the array controller as instructed in Removing the controller 2 Remove the controller cache module as instructed in Removing the controller cache module 3 Remove the controller cache battery pack as instructed in Removing the controller cache battery pack 4 Hook the top of the new NiMH battery pac...

Page 83: ... the module 8 Install the serviced cache module in the controller as instructed in Installing the controller cache module NOTE The cache is disabled while the batteries are charging and is automatically re enabled after the batteries are fully charged Installing the controller cache module 1 Slide the cache module into the controller 1 until the side latches are fully engaged 2 1 2 15515 2 Close t...

Page 84: ...on the two controllers are not the same the controller LCD panel prompts to clone the firmware from the controller with the latest version onto the other controller For information see Cloning controller firmware Verifying proper operation After replacing the array controller controller cache module or cache module battery pack verify that The controller Heartbeat LED is blinking The controller Fa...

Page 85: ...eavy I O may cause a momentary pause performance decrease or loss of access to the MSA while the new controller is starting up After the startup process is complete full functionality will be restored In dual controller configurations the MSA controller and Fibre Channel I O modules are hot pluggable and the MSA does not need to be powered down during the replacement However you must first use an ...

Page 86: ... the cable in a tight loop with a bend radius of less than 3 inches 7 62 cm 1 Review all warnings cautions and preparation procedures as detailed in Warnings and precautions 2 Disconnect the cable from the Fibre Channel I O module 3 Lift the port colored Fibre Channel I O module latch 1 and pull the Fibre Channel I O module out of the chassis 2 2 1 15498 Installing the component 1 Slide the replac...

Page 87: ...k impacts the airflow and cooling ability of the device To avoid possible overheating insert the new or replacement component within one or two minutes If the internal temperature exceeds acceptable limits the device may overheat and automatically shut down or restart Parts can be damaged by electrostatic discharge Use proper anti static protection Verifying component failure Before replacing the ...

Page 88: ...begin CAUTION Before removing a component or blanking panel from an operational device make sure that you have the replacement part available Removing a component or blank impacts the airflow and cooling ability of the device To avoid possible overheating insert the new or replacement component within one or two minutes If the internal temperature exceeds acceptable limits the device may overheat ...

Page 89: ... Before you begin CAUTION Before removing a component or blanking panel from an operational device make sure that you have the replacement part available Removing a component or blank impacts the airflow and cooling ability of the device To avoid possible overheating insert the new or replacement component within one or two minutes If the internal temperature exceeds acceptable limits the device m...

Page 90: ... powered down 1 Review all warnings cautions and preparation procedures as detailed in Warnings and precautions NOTE Before removing the SCSI I O module label all cables This ensures their reconnection in the correct configuration 2 Disconnect all SCSI cables from the SCSI I O module 3 Lift the port colored SCSI I O module latch 1 and pull the SCSI I O module out of the chassis 2 2 1 15496 Install...

Page 91: ...e airflow and cooling ability of the device To avoid possible overheating insert the new or replacement component within one or two minutes If the internal temperature exceeds acceptable limits the device may overheat and automatically shut down or restart Parts can be damaged by electrostatic discharge Use proper anti static protection Verifying component failure Check the array controller LCD di...

Page 92: ...es are displayed on the array controller LCD panel Replacing the MSA1500 chassis In the event of a backplane board failure a new chassis must be ordered All original component parts of the MSA can be reinstalled in their respective locations on the new backplane The parts that will be removed from the old chassis and then reinstalled in the new chassis include Controllers or blank Hard drives or b...

Page 93: ...specific administration utility to add LUNs 7 If necessary for your operating system reboot the server to use the new storage Migrating existing storage enclosures Even though extensive design and testing has been performed HP recommends backing up data before migrating the enclosure to the MSA Perform the administrative steps to defragment file systems or volumes prior to performing the backup Th...

Page 94: ...e MSA CLI Before moving hard drives the following conditions must be met No hard drives are failed missing or degraded No more than 32 LUNs will be configured for a controller The array should be in its original configuration with no active spare hard drives Capacity expansion is not running Controller firmware is the latest version recommended Before moving an array from one controller to another...

Page 95: ...ata NOTE When extending a LUN under Windows 2000 upgrade the LUN to Dynamic before creating a partition on that LUN If the LUN already has a partition when it is upgraded to Dynamic Windows may not allow LUN extension See the Windows 2000 documentation for details about Dynamic and Basic LUNs NOTE Windows may allow only four partitions on each LUN Additional space created may not be accessible if ...

Page 96: ...96 Capacity expansion and extension ...

Page 97: ...nations see Hard drive LEDs Other ways to determine that a hard drive has failed include the following LEDs on the storage system chassis illuminate amber if failed hard drives are inside However this LED also illuminates when other problems occur such as when a fan fails a redundant power supply fails or the system overheats LEDs on the hard drives illuminate amber if a hard drive has failed or i...

Page 98: ...nnected to the same power source and that power source it interrupted fault tolerance may be compromised Recovering from compromised fault tolerance enabling failed LUNs If fault tolerance is compromised inserting replacement hard drives does not improve the condition of the logical unit The procedure to re enable or accept a LUN that is unresponsive is performed in the Array Configuration Utility...

Page 99: ...sufficient capacity In systems that use external storage enclosures be sure that the server is the first unit to be powered down and the last to be powered back up Taking this precaution ensures that the system does not erroneously mark the drives as failed when the server is powered up When a hot pluggable hard drive is inserted all disk activity on the array is paused while the new hard drive is...

Page 100: ...ther failed drives in a RAID 1 0 configuration Failure of a second drive in a RAID ADG configuration Time required for a rebuild The time required for a rebuild varies considerably depending on several factors The priority that the rebuild is given over normal I O operations you can change the priority setting through the Array Configuration Utility ACU or MSA Command Line Interface MSA CLI The am...

Page 101: ...ine LED of the replacement drive stops blinking and the rebuild abnormally terminates If this situation occurs restart the server and the storage system The system may temporarily become operational long enough to allow recovery of unsaved data In any case locate the faulty drive replace it and restore data from backup maintenance and service guide 101 ...

Page 102: ...102 Hard drive failures and faulted LUNs ...

Page 103: ...rate in a variety of operating system environments several updating methods are available To perform an update obtain the following items from the MSA website Controller firmware on the Software Firmware Drivers page Firmware updating guide on the Technical Documents page Cloning controller firmware NOTE Cloning is possible only in dual controller configurations Each time a system with two control...

Page 104: ...nter redundant operation On a subsequent power cycle both controllers enter redundant mode Recovering corrupted firmware If the controller detects a firmware corruption the following message is displayed on the LCD panel ERROR ROM CORRUPT SEND IMG VIA XMODEM To recover the controller you must obtain a current firmware image and send it to the controller using a serial connection 1 Go to the MSA we...

Page 105: ...er Send File b Click Browse and navigate to the location of the firmware image obtained in step 1 c Expand the Protocol drop down box and select 1K XModem d Click Send A status window is displayed 4 Wait for the transfer process to complete NOTE This process may take up to 15 minutes Do not interrupt this process 5 Wait for the controller to automatically restart maintenance and service guide 105 ...

Page 106: ...rations only if the newly installed firmware on the recovered controller differs from the firmware on the active controller the CLONE FIRMWARE LCD message is displayed See Cloning controller firmware 106 Array controller firmware ...

Page 107: ...andard CD ROM burning utility Do not simply copy the ISO file to a blank CD NOTE If the latest Firmware Maintenance CD does not include the latest release of hard drive firmware contained in a Smart Component the CD can be used in combination with the latest individual Smart Component package to perform the update 2 Insert the CD into the CD ROM hard drive of a ProLiant server with access to the M...

Page 108: ...108 SCSI hard drive firmware ...

Page 109: ...designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful int...

Page 110: ...iance with FCC Rules and Regulations Regulatory compliance identification numbers For the purpose of regulatory compliance certifications and identification your product has been assigned a unique Regulatory Model Number The RMN can be found on the product nameplate label along with all required approval markings and information When requesting compliance information for this product always refer ...

Page 111: ...pean Norms in parentheses are the equivalent international standards and regulations EN55022 CISPR 22 Electromagnetic Interference EN55024 IEC61000 4 2 IEC61000 4 3 IEC61000 4 4 IEC61000 4 5 IEC61000 4 6 IEC61000 4 8 IEC61000 4 11 Electromagnetic Immunity Power Quality EN61000 3 2 IEC61000 3 2 Power Line Harmonics EN60950 IEC60950 Product Safety EN61000 3 3 IEC61000 3 3 Power Line Flicker Also app...

Page 112: ...a vanadium pentoxide or an alkaline battery pack There is risk of fire and burns if the battery pack is not properly handled To reduce the risk of personal injury Do not attempt to recharge the battery Do not expose to temperatures higher than 60 C Do not disassemble crush puncture short external contacts or dispose of in fire or water Replace only with the HP spare part designated for this produc...

Page 113: ... not be walked on and cannot be pinched by items placed upon or against them Pay particular attention to the plug electrical outlet and the point where the cords exit from the product Japanese power cord notice Electrostatic discharge To prevent damage to the system be aware of the precautions you need to follow when setting up the system or handling parts A discharge of static electricity from a ...

Page 114: ...standing workstations Wear the straps on both feet when standing on conductive floors or dissipating floor mats Use conductive field service tools Use a portable field service kit with a folding static dissipating work mat If you do not have any of the suggested equipment for proper grounding have an HP authorized reseller install the part NOTE For more information on static electricity or assista...

Page 115: ... 79 failure 78 latches 79 84 removing 79 replacing 78 securing 84 controller display components 35 error messages 36 informational messages 36 message types 36 operating modes 35 user input messages 37 controller display messages access control conflict detected 52 access control resources exceeded 52 array controller disabled 53 array controller overheated 53 array controller overheating 53 array...

Page 116: ...ed hardware failure 41 redundancy failed I O request error 43 redundancy failed mismatch firmware 42 redundancy failed mismatch hardware 42 redundancy failed no second controller 44 redundancy failed out of memory 43 redundancy failed PCI Bus error 44 redundancy halted expand active 42 redundancy halted firmware cloned 43 remove other controller now 44 replacement hard drive found box 47 restartin...

Page 117: ...ted 40 hard drive failure box 48 I2C read failure 40 I2C write failure 40 invalid config box 3 n bay n 49 invalid SCSI cabling 57 no cache module found 45 online upgrade flashing failed 39 online upgrade incomplete 39 PCI bridge ASIC self test failure 57 PCI subsystem hardware failure 57 pilot 2 contrlr not supported 38 recovery ROM autoflash failed 54 redundancy failed cache Dimms mismatch 44 red...

Page 118: ... indicators fan module 28 informational messages array controller restarting 53 array controller temperature ok 53 beacon off 53 beacon on 52 cache batteries low recharging 46 cache disabled no configuration 46 cache hardware enabled 45 cache hardware temporarily disabled 46 cache module MB 45 configured volumes 51 EMU flash done 55 EMU flash started 55 fibre subsystem link ok 58 firmware flash do...

Page 119: ...regulatory compliance notice 112 L labels symbols on equipment 65 latches hard drive 75 77 LEDs controller 23 enclosure status 22 fan module 28 fibre channel I O module 27 hard drive access 75 hard drive tray 77 hard drive operational 24 26 online 75 power supplies 30 power supplies fan assemblies 28 SCSI I O module 29 lithium battery 112 loading rack warning 66 M Modular Smart Array 1500 illustra...

Page 120: ...72 symbols on equipment 65 symbols in text 10 system preventing electrostatic discharge to 113 Systems Insight Manager description 32 T Taiwan EPA battery recycling and disposal 113 technical support HP 11 service locator website 11 telephone numbers FCC questions 110 text symbols 10 thermal failure caution 74 toe straps using 114 tools conductive type 114 required for servicing 63 type recommende...

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