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IBM System Storage DCS3860 Storage System

Installation, User's, and Maintenance
Guide

SC27-5942-00

Summary of Contents for DCS3860

Page 1: ...IBM System Storage DCS3860 Storage System Installation User s and Maintenance Guide SC27 5942 00...

Page 2: ...s to the IBM System Storage DCS3860 Storage System with controller firmware version 7 86 and to all subsequent releases and modifications until otherwise indicated in new editions This is the first ed...

Page 3: ...lling the support rails 30 Installing and removing the handles 35 Installing the handles 35 Removing the handles 35 Installing the DCS3860 into the rack cabinet using a lift tool 35 Installing the DCS...

Page 4: ...ds 141 Identification numbers 141 Storage system and controller information record 142 Sample information record 142 Installed device records 143 Chapter 8 Rack mounting template 145 Chapter 9 Specifi...

Page 5: ...screws on the cover plate 86 42 Removing the HIC connector 87 43 Aligning the HIC connector 88 44 Opening the drive drawer 90 45 Inserting a hard disk drive into the connector 91 46 Raising the drive...

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Page 7: ...levels 21 13 DCS3860 AC power requirements 21 14 Legend to the DCS3860 storage system diagram 43 15 Fan assembly LEDs 65 16 Drive drawer LEDs 66 17 Disk drive LEDs 67 18 Drive state indicated by the L...

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Page 9: ...rdous to you A danger statement is placed just before the description of a potentially lethal or extremely hazardous procedure step or situation v Caution These statements indicate situations that can...

Page 10: ...s described in the following table when installing moving or opening covers on this product or attached devices To Connect To Disconnect 1 Turn everything OFF 2 First attach all cables to devices 3 At...

Page 11: ...justments other than those specified in this guide as it might cause radiation exposure DANGER Some laser products contain an embedded Class 3A or Class 3B laser diode When laser radiation is open do...

Page 12: ...re disconnected from the power source 1 2 Statement 8 CAUTION Never remove the cover on a power supply or any part that has the following label attached Hazardous voltage current and energy levels are...

Page 13: ...e located within the same premises as this equipment v Switching or disconnecting devices shall not be in the earthed circuit conductor between the dc source and the point of connection of the earthin...

Page 14: ...h accessories sold with this product will expose you to lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm Wash hands after handling xiv IBM...

Page 15: ...nsion enclosure recover from an overheated power supply troubleshoot the storage expansion enclosure and interpret LEDs Chapter 5 Replacing components on page 77 contains step by step instructions abo...

Page 16: ...ware The information that comes with your system also describes the diagnostic tests that you can perform Most systems operating systems and programs come with information that contains troubleshootin...

Page 17: ...age Productivity Center see the IBM System Storage Productivity Center Information Center at the following website publib boulder ibm com infocenter tivihelp v4r1 index jsp Essential websites for DCS3...

Page 18: ...ression system is the responsibility of the customer The customer s own insurance underwriter local fire marshal or a local building inspector or both should be consulted in selecting a fire suppressi...

Page 19: ...DCS3860 supports configurations of SAS and Near Line SAS disks or a mix of these types of disk drives For details on the maximum number of disk drives supported maximum storage capacity and other feat...

Page 20: ...tures General v Modular components RAID storage controller modules Environmental services modules ESMs Power supplies Fan assembly High capacity disk drives Storage system v RAID controllers Expansion...

Page 21: ...Gbps SAS Redundant controllers or ESMs power supply and fan assemblies Hot swap technology for controllers and power supply v User interface Built in power activity and fault LEDs identification labe...

Page 22: ...e 1 A box containing Disk Drive Modules if you have ordered the box may be shipped in this carton or separately Drive drawer assemblies 5 Fan assemblies 2 Power supplies 2 ESMs 2 for 1813 80E Controll...

Page 23: ...that you resolve any error conditions before you shut down the system v Back up the data on your storage drives periodically v To maintain power redundancy plug the right and left power supplies of th...

Page 24: ...age 73 v A storage system in an optimal state should recover automatically from an unexpected shutdown and an unattended restoration of power to system components After power is restored call IBM supp...

Page 25: ...tain the availability of your system while a hot swap device is removed installed or replaced The EXP3800 expansion unit is designed for use with the DCS3860 storage system The DCS3860 storage system...

Page 26: ...and the EXP5060 SATA DDMs are not compatible Do not use the DCS3860 DDMs in an EXP5060 storage expansion enclosures Similarly do not use the EXP5060 SATA DDMs in a DCS3860 enclosure There are no serv...

Page 27: ...optional HIC on a DCS3860 system are depicted with a diagram Each controller contains the following connections v Two 6 Gbps x4 SAS expansion ports to connect EXP3800 expansion enclosures v Two RJ 45...

Page 28: ...ers The default IP address for each controller is as follows Port 1 on controller A is 192 168 128 101 Port 2 on controller A is 192 168 129 101 Port 1 on controller B is 192 168 128 102 Port 2 on con...

Page 29: ...D controller has data cache memory The Cache Active LED on the controller turns on when the cache contains data that is not written to the hard disk drives The Cache Active LED is off when there is no...

Page 30: ...and OUT ports on the ESMs The DCS3860 ESMs support automatic ESM firmware synchronization With this function a new ESM with a different version of ESM firmware can automatically synchronize with the...

Page 31: ...vable power supplies that provide power to the internal components If one power supply is turned off or malfunctions the other power supply maintains electrical power to the storage expansion enclosur...

Page 32: ...flow do not remove a failed fan assembly FRU from the chassis until you are ready to replace it with a new FRU Figure 9 on page 15 shows the location of the fan assemblies See Fan assembly LEDs on pag...

Page 33: ...ity manageability and reliability You can find the latest publications firmware and host software at www ibm com support entry portal Software and firmware support code upgrades Table 2 on page 16 sho...

Page 34: ...more information about the DCS3860 parts replacement procedure and problem troubleshooting see Solving problems on page 123 Determining firmware versions There are two different methods to determine t...

Page 35: ...ion provides site specifications for the storage expansion enclosure Before installing a storage expansion enclosure you must check whether your planned installation site meets these requirements or p...

Page 36: ...SM 1 5 kg 3 4 lb Controller with cache battery backup and SAS HIC 3 06 kg 6 75 lb Shipping dimensions The DCS3860 is shipped on a pallet Table 6 and Table 7 list shipping carton dimensions Table 6 DCS...

Page 37: ...5 C 40 F to 149 F Maximum rate of change 20 C 36 F per hour Relative humidity no condensation Operating range 20 to 80 Storage range 10 to 90 Transit range 5 to 95 Maximum dew point 26 C 79 F Maximum...

Page 38: ...equirements Operational Shock The DCS3860 can withstand the following shock Subjecting the equipment to a single shock pulse with the following characteristics simulates this level of shock v Velocity...

Page 39: ...nnection to the AC power source Note Protective ground is also known as safety ground or chassis ground v Circuit overloading Power circuits and associated circuit breakers must provide sufficient pow...

Page 40: ...ement for disk system reliability See Airflow and heat dissipation on page 19 for heat output airflow and cooling specifications Note In general disk system reliability tends to decrease as the ambien...

Page 41: ...nes of hot and cold aisle Perforated tiles or gratings back back T42 racks T42 racks T42 racks Cold aisle Hot aisle Air conditioner back front front front Airflow Figure 12 Example of cold aisle hot a...

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Page 43: ...e the weights of all components that can potentially be added to avoid overloading in the future Installation sequence 1 Prepare the installation site and the rack cabinet 2 Unpack the DCS3860 and oth...

Page 44: ...city to build up around you v Handle the device carefully holding it by its edges or its frame v Do not touch solder joints pins or exposed printed circuitry v Do not leave the device where others can...

Page 45: ...act your IBM reseller before you proceed with installation 4 Verify that you have the correct version of the IBM DS Storage Manager software 5 Continue with Preparing the site on page 29 Unpacking the...

Page 46: ...orage enclosure 1 Drive drawer assemblies 5 Fan assemblies 2 Power supplies 2 Controllers 2 if you ordered 1813 86C ESMs 2 if you ordered 1813 80E v Handles 4 packaged in a smaller box inside the ship...

Page 47: ...t strap v The rack power jumper cords that are shipped with the storage enclosure v Rack mounting hardware that ships with the storage enclosure Preparing the site For information about interface cabl...

Page 48: ...ge enclosure 1 Move unpack and level the rack at the installation site if needed 2 Remove the external rack panels 3 If necessary stop all I O activity to the devices in the rack 4 If necessary turn o...

Page 49: ...r you mount enclosure Install first Install after you mount enclosure Install first Install first Install first Install after you mount enclosure Install after you mount enclosure FRONT Rack Mounting...

Page 50: ...end to place the storage enclosure Use the front and rear rack mounting templates in Figure 13 on page 31 and Figure 14 to align the support rails and rear brackets with the correct rack holes If the...

Page 51: ...emove them from the support rails 4 Starting with the left support rail loosen the two rail adjustment screws with a medium flat blade screwdriver The adjustment screws are used to lock the support ra...

Page 52: ...are not always the same size as the mounting screws the lip of each of the support rails might not line up evenly Make minor adjustments to ensure that the lip of the left and right support rails are...

Page 53: ...s to remove the handles from the storage enclosure 1 Release the latch with your thumb and pull down and away from the unit 2 Repeat step 1 for the three remaining handles Thumb latch Handle 3 Store t...

Page 54: ...ut the lift tool see Installation overview on page 25 b Before you move or relocate a rack that contains DCS3860 storage enclosures see Relocating the DCS3860 on page 52 for additional information 2 S...

Page 55: ...attach the rear brackets to the sides of the storage enclosure The screw holes are located about 51 mm 2 in from the rack flange Note To align the thumbscrews with the holes in the unit you might nee...

Page 56: ...the four handles on the sides of the storage enclosure See Installing and removing the handles on page 35 for detailed instructions 2 Lift the storage enclosure off the side of the shipping box Align...

Page 57: ...can damage them Always wait at least 90 seconds from when you turn off the power until you turn it on again 2 The installation order within each drawer is from left to right in rows Slots 1 4 7 and 10...

Page 58: ...n in the illustration Starting with the top drive drawer in the storage enclosure pull the levers on each side of the drawer out and cam away from the chassis to release the drawer Drive drawer levers...

Page 59: ...front row of the drive drawer 6 Push the drive drawer into the storage enclosure until it clicks and close the levers on each side of the drawer Attention Ensure that you push both levers back against...

Page 60: ...10 Continue with Chapter 3 Cabling the DCS3860 storage system on page 43 42 IBM System Storage DCS3860 Storage System Installation User s and Maintenance Guide...

Page 61: ...xpansion ports port 1 on the left and port 2 on the right 14 Cache active LED 6 Fault indicator for the SAS expansion port 15 Seven segment status display 7 Activity indicator for the SAS expansion po...

Page 62: ...ings is 0 through 99 The enclosure ID is normally set to a value of 00 at the factory The enclosure ID is displayed on the seven segment numeric display located on the back of each controller and ESM...

Page 63: ...hat the cable is well supported To connect a mini SAS cable insert the mini SAS connector into a mini SAS port Ensure that it locks into place Complete the following steps to remove a mini SAS cable 1...

Page 64: ...00 expansion enclosure to the DCS3860 storage system 1 Connect one end of a SAS cable to the drive expansion port 1 on controller A and the other end to the In SAS connector 1 on the ESM located in sl...

Page 65: ...ector on the ESM located in slot A of the earlier last EXP3800 expansion enclosure in the configuration 5 Connect the other end to the In SAS connector 1 on the ESM located in slot A of the EXP3800 ex...

Page 66: ...age expansion enclosures that are connected to this connector form a drive channel The maximum number of drives that can be installed is 360 In DCS3860 one drive channel from each controller combines...

Page 67: ...cular combinations of controller and host bus adapter see the Storage Manager readme file For more information about setting up in band or out of band management connections see the IBM System Storage...

Page 68: ...em You will connect the cables to each storage system controller later when you install the storage system Figure 24 on page 51 shows the direct out of band management method Note Do not connect the D...

Page 69: ...to connect the other end of each cable to a controller Connecting SAS hosts to the DCS3860 The DCS3860 can support up to 1024 hosts when attached to the SAS Connectivity Module for IBM BladeCenter and...

Page 70: ...e connected ensure that the AC source and the rack Power Distribution Unit current ratings are sufficient to support the DCS3860 operating and surge current requirements Complete the following steps t...

Page 71: ...drives from the DCS3860 and place them in the boxes that come with the relocating kit v You must label the drives using the labels that are shipped with the relocating kit Chapter 3 Cabling the DCS38...

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Page 73: ...tem Management window click Monitor Health Collect Support Data Manually You should also collect event logs for the host servers that have mapped logical drives from the storage system Attention Save...

Page 74: ...Ensure that all controllers and ESMs are correctly seated v Ensure that all drives are correctly seated v Ensure that cables are managed correctly v Ensure proper air flow and temperature for all comp...

Page 75: ...circuit breakers 3 If the main circuit breakers are turned off turn them on Attention You must turn on power to each attached expansion enclosure before you turn on power to the controller enclosures...

Page 76: ...em remains contact your IBM technical support representative Installing the IBM DS Storage Manager For instructions to install the DS Storage Manager software see the IBM System Storage DS Storage Man...

Page 77: ...Software DVD To download the latest version of the Storage Manager software controller firmware NVSRAM firmware and the latest ESM firmware go to http www ibm com servers storage support disk The Stor...

Page 78: ...ftware updates or any important information about the DCS3860 storage systems see Receiving product updates and support notifications on page 5 Attention Failure to observe the limitations prerequisit...

Page 79: ...oblem is corrected Checking the LEDs The LEDs indicate the status of the storage system and components Green LEDs indicate a normal operating status amber LEDs indicate a possible failure a blue LED o...

Page 80: ...s 100 Mbps Ethernet activity LED When this LED is lit it indicates that the link is established between the controller and the management workstation When this LED is flashing there is activity betwee...

Page 81: ...LED is flashing the battery is charging When this LED is off the battery either failed or has been removed from the controller Battery fault LED amber When this LED is lit it indicates that the batte...

Page 82: ...amber When this amber LED is lit it indicates that the ESM has failed Power on LED green When this green LED is lit it indicates that the ESM is receiving power Fan assembly LEDs This section describ...

Page 83: ...0 is turned on and is supplying 5 volt 12 volt and 48 volt dc power 3 Service Action Allowed LED blue When this blue LED is lit it indicates that it is safe to remove the power supply 4 Fault LED ambe...

Page 84: ...sk drive is indicated by a number 1 to 12 that is displayed inside the Drive Activity icon On Green Power is on drive is operating normally Flashing Green Indicates drive I O activity Off No power to...

Page 85: ...llowed LED Blue Power is not applied Off Off Off Normal operation The power is turned on but there is no drive I O activity On Off Off Normal operation Drive I O activity is occurring flashing Off Off...

Page 86: ...wo digit category code followed by a two digit detail code that is specific to the category Longer sequences can be displayed if more than one event is to be reported This nominally consists of a seri...

Page 87: ...For information call 1 800 426 4333 Have the IBM part number for the battery unit available when you call C007 Replace the battery units in the DCS3860 storage system if they are identified as failin...

Page 88: ...attery pack is either charging or self testing Turning off the storage system The DCS3860 is designed to run continuously After you turn it on do not turn it off Turn off the power only in the followi...

Page 89: ...n off power to the expansion enclosures Turn off both power supply switches on the rear of the enclosures 3 Turn off power to other supporting devices for example management stations Note You do not h...

Page 90: ...che contains data Wait for the data to clear from cache memory before you turn off the power 5 Check the LEDs of the disk drive drawer to ensure that all drive activity LEDs are off If one or more LED...

Page 91: ...iguration components might not be powered on in the correct sequence See Powering on the DCS3860 on page 56 for details about the correct power on sequence 3 After you check the storage system for dam...

Page 92: ...ack reaches 65 C 149 F the power supplies automatically shut down If event monitoring is enabled and event notification is configured the software issues two critical problem notifications v If one po...

Page 93: ...test to be completed During this time the LEDs on the front and the rear of the storage system flash intermittently 8 Check the LEDs on the front and rear of the storage system and each attached expa...

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Page 95: ...e any component unless the component Service Action Allowed LED is lit Attention If you remove a controller ESM disk drive disk drive drawer or power supply when the Service Action Allowed LED is not...

Page 96: ...e a controller unless the Service Action Allowed LED is lit Doing so can result in loss of data Complete the following steps to remove a controller from the storage system CAUTION To prevent damage fr...

Page 97: ...eat or replace the controller Failure to do so might cause unpredictable results Removing and installing a cover Before you begin v Read the Safety and Best practices guidelines sections of this docum...

Page 98: ...hat is installed in the failed controller Also transfer the cache backup battery to the replacement controller Transfer the battery exactly as described in this procedure If you do not remove and inse...

Page 99: ...lace the controller Attention Static electricity can damage the storage system and other electronic devices To avoid damage keep static sensitive devices in their static protective packages until you...

Page 100: ...the controller chassis bay after the failed controller is removed to maintain proper airflow and cooling 9 Remove the cover see Removing and installing a cover on page 79 10 Remove the host interface...

Page 101: ...vers are in the closed position 16 Connect the cables that you disconnected in step 7 on page 81 17 Wait up to 5 minutes for the Storage Manager software to recognize the new controller 18 Complete an...

Page 102: ...te the servers or switches in the configuration Note You might have to reboot your system to remove the LUNs information that is associated with the WWID of the controller that you removed Removing an...

Page 103: ...posal of these batteries contact IBM at 1 800 426 4333 Replacing a host interface adapter Before you begin read Safety on page ix and ensure that you wear an anti static wrist strap Attention If the h...

Page 104: ...urth screw is located on the side as indicated in Figure 41 After you remove the fourth screw gently pull the cover panel till it is released 6 Loosen the three captive fasteners on the host interface...

Page 105: ...7 Align the new host interface card dcsi0060 Cache backup flash memory device Figure 42 Removing the HIC connector Chapter 5 Replacing components 87...

Page 106: ...s step on the other controller too 11 Reconnect the cables that you disconnected 12 If necessary turn on the storage system see Powering on the DCS3860 on page 56 13 Check the WWIDs or the MAC address...

Page 107: ...v DDM FRUs are not interchangeable between the DCS3860 and the EXP5060 storage expansion enclosure Table 19 Drive LED activity LED LED state Descriptions Activity LED Flashing green A flashing green...

Page 108: ...he steps to remove the bezel 5 Open the drive drawer by completing the following steps a Open the release levers on each side of the drawer and pull them out while caming the levers away from the chas...

Page 109: ...n the drive channel on the drawer as shown in Figure 47 c Lower the drive straight down then rotate the drive handle down until the drive snaps into place under the drive release lever See Figure 48 o...

Page 110: ...e If you want to remove a DDM that is not in a failed or bypass state use the IBM DS Storage Manager client program either to place the DDM in a failed state or to place the array that is associated w...

Page 111: ...ve enclosure Do not attempt to detach the DDM from the enclosure a Raise the drive handle to the vertical position b Align the two raised buttons on each side over the matching gap in the drive channe...

Page 112: ...on RAID 0 logical drives v Replacing the DDMs one at a time In this method you manually fail each DDM replace it and wait for the system to restore data to the new DDM before installing the next DDM A...

Page 113: ...v The software documentation regarding DDM upgrades and installation v The documentation that is shipped with the new DDMs Read all precautionary notes kit instructions and other information Kit inst...

Page 114: ...you turn off power to the storage system b You must turn on the expansion enclosures before the storage system The controllers might not recognize the correct configuration if the drives are powered u...

Page 115: ...n When you handle static sensitive devices take precautions to avoid damage from static electricity For details about handling static sensitive devices see Handling static sensitive devices on page 26...

Page 116: ...t not be installed correctly Remove the DDM FRU wait for 30 seconds and then reinstall it v If the Drive fault LED stays on or the Drive activity LED stays off the new DDM might be faulty See the IBM...

Page 117: ...temperature below 65 C 149 F the power supplies will automatically shut down an overtemperature condition If this occurs you must cool the storage system and restart it Attention Do not remove the fai...

Page 118: ...operly wired outlets v When possible use one hand only to connect or disconnect signal cables v Never turn on any equipment when there is evidence of fire water or structural damage v Disconnect the a...

Page 119: ...1 1 Ensure that you run the Recovery Guru to identify the failed component 2 Unpack the new power supply Save all packing material in case you have to return the failed power supply 3 Turn off the pow...

Page 120: ...o the power receptacle or the power supply ac socket There might not be any power to the receptacle that the power supply is connected to The power cord might be faulty Go to step 15 v The fault and a...

Page 121: ...nce impact as a result of disabling of the write caching function Attention When you handle static sensitive devices take precautions to avoid damage from static electricity For details about handling...

Page 122: ...of the enclosure c Place the controller on a level surface 3 Remove the cover see Removing and installing a cover on page 79 4 Place the controller on a flat surface 5 Remove the failed battery unit f...

Page 123: ...the controller b Press the battery to engage it in the connecting socket c Pull the blue release lever from the horizontal position to the vertical position d Ensure that the battery is firmly instal...

Page 124: ...as directed in Replacing a controller on page 80 The following illustration shows the location of the memory cache DIMM Replacing the bezel Before you begin ensure that you wear an anti static wrist...

Page 125: ...until you v Review the replacement procedure for the failed part in this guide v Locate screw drivers or any other tools that you might need to replace the failed part v Receive the replacement part...

Page 126: ...ing steps to replace a failed fan assembly To preserve the optimal airflow do not remove a failed fan assembly FRU from the storage expansion enclosure until you are ready to replace it with a new FRU...

Page 127: ...fan assembly within 5 minutes Otherwise the equipment could overheat a Orient the fan assembly to the fan assembly bay and push the fan assembly all the way into the bay Note Although both fan assembl...

Page 128: ...the following steps a If possible stop the I O activity to the storage expansion enclosure If it is not possible to stop the I O activity perform the drive drawer replacement during a period of low I...

Page 129: ...ched to drive drawer 5 CAUTION Verify that you have identified the correct drive drawer before removing the cable chains Removing the wrong drawer cable chains might cause loss of data access c Discon...

Page 130: ...ly f Remove the left fan assembly See Replacing a fan assembly on page 108 for the steps to remove a fan assembly Attention If you are performing this procedure with the power turned on you must reins...

Page 131: ...logical unit numbers LUNs have already been assigned and created the location of the drives in drive drawer is critical You must record the location of the drives before removing them in the next step...

Page 132: ...ssembly on page 108 for the steps to install a fan assembly e Remove the right fan assembly See Replacing a fan assembly on page 108 for the steps to remove a fan assembly f Use the handle to pull the...

Page 133: ...llers If it is not turned off automatically open the script window for the DCS3860 storage system and run the following SMcli script command set enclosure enclosureID drawer drawerID serviceAllowedInd...

Page 134: ...the power cord label the power supply modules remove them by pulling outward the latches together and pull the levers open to release the power supply from the enclosure Then slowly pull the levers t...

Page 135: ...orage expansion enclosure If necessary use a flashlight to locate the orange circle Note The vertical side of the cable chain the end that connects to the midplane should be removed before the horizon...

Page 136: ...CAUTION Hold disk drawers with both hands on each side between the second and third row of drives Place the removed disk drawer on a flat and static free surface Do not stack disk drawers or hold the...

Page 137: ...e second to fifth disk drawers you have to lift the lockout tumblers on the right side of the enclosure The tumblers prevent more than one disk drive drawer from being pulled out simultaneously 9 Loos...

Page 138: ...9 indicates the location of the lock out tumbler as shown from the front of the enclosure b Push the drive drawer all the way in until the latch fully engages 15 Connect the cable chains to the disk d...

Page 139: ...ted optimally Use the Recovery Guru for guidance to fix any problems Contact IBM Support if the problem persists 22 Fill out the RID tag and attach it to the new enclosure 23 Pack the old chassis and...

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Page 141: ...Solving problems This section contains information to help you solve some of the problems you might have with your DCS3860 storage system or EXP3800 expansion enclosure The following table contains th...

Page 142: ...attery fault LED Battery unit failure Use the Storage Manager software to confirm the failure then replace the failed battery unit storage controller SAS link service action LED SAS cable failure Repl...

Page 143: ...erly installed If the SAS port LED is off suspect failure of the SAS host daughter card iSCSI connection Check the iSCSI connection to verify that the CRUs are properly installed If the iSCSI port LED...

Page 144: ...nd DC power or DC out LED is not lit Power supply failure Replace the failed power supply See Replacing components on page 77 for more information Fan assembly Fan failure Replace the fan assembly Dri...

Page 145: ...and ac receptacle ac models Check the 48 V dc power source and disconnect device dc models Power supply failure Replace the power supply Operating environment is too hot Cool down the environment Midp...

Page 146: ...blem Ensure that the power cables are connected and that the power supplies are turned on Hardware failure If any other LEDs are lit replace the midplane Contact your IBM technical support representat...

Page 147: ...evice Check and install a new 30A rated disconnect device Midplane failure Replace the DCS3860 Contact your IBM technical support representative Unable to access drives Drives Incorrect storage system...

Page 148: ...eplace the drive See Replacing components on page 77 for more information Incorrect firmware version Ensure that the DCS3860 has the correct firmware version In a dual controller storage system one co...

Page 149: ...software to verify the incompatible drives and remove the drives from the storage system Controller ESM Disk Drawer or Power Supply Component Blue Service Action Allowed LED was turned on by the Prepa...

Page 150: ...stems 3 In the Product field select IBM System Storage DCS3860 4 Click Go 5 For documentation updates click the Install Use tab Replaceable components are of three types v Tier 1 customer replaceable...

Page 151: ...no DIMM no host interface adapter no backup battery module 00Y8749 Host interface adapter 6 Gbps SAS 4 port 00Y8745 Memory DIMM Cache 4 GB 00Y8747 Backup battery module 00W1118 Service cable 00W1150...

Page 152: ...ule 00Y5144 9 Bezel 00Y8741 10 Chassis Handle 59Y5526 Seven segment display sequence codes and their causes If an error occurs during the controller or ESM boot process and the Needs Attention LED is...

Page 153: ...iagnostic fault v Sx Power on validation error Operational Error OE Lx Lockdown codes See note 3 Operational State OS v OL Offline See note 11 v bb Battery backup operating on batteries v CF Component...

Page 154: ...nt failure occurs while the controller is online An additional detail code identifies the failed component as defined for the Component Failure category This sequence will continue to display even if...

Page 155: ...ache restore the write protect switch is set OE LC dd blank The memory size is changed with invalid data in the flash drives Controller is suspended as a result of diagnostic errors dE L2 dash CF Cx b...

Page 156: ...h Other ESM H5 Midplane Harness Failure H6 Firmware Failure H9 Non Catastrophic HW ESM operational but in a degraded mode J0 Incompatible module Determining basic information of drive FRUs IBM might s...

Page 157: ...figure Do not refer to the drive properties given here Refer to the drive properties given here dcsi0035 Figure 69 An IBM hologram label example Chapter 6 Hardware maintenance 139...

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Page 159: ...f data Table 26 Hard disk drive record Bay Number Hard disk drive serial number Replaced hard disk drive serial number Identification numbers Record and retain the following information Product name I...

Page 160: ...tial installation Refer to your DS Storage Manager documentation for detailed instructions about how to obtain the information For a sample information record see Table 28 on page 143 Table 27 Storage...

Page 161: ...re Ethernet address 00a0b8020420 Hardware Ethernet address 00a0b80000d8 IP address 192 168 128 101 IP address 192 168 128 102 Host Denver_a Host Denver_b Engineering Host agent IP address 192 168 2 22...

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Page 163: ...6 and Figure 71 on page 147 to identify the proper locations for inserting M5 screws when mounting the support rails and DCS3860 to a rack The locations for the M5 screws are highlighted in the templa...

Page 164: ...RONT Rack Mounting Template 4U 4U Install second Install first Install second Install first Install first Install first Install second Install second Figure 70 Front rack mounting template 146 IBM Sys...

Page 165: ...Rail assembly rear left Rail assembly rear right Printed in the U S A REAR Rack Mounting Template Rail mounting guide 4U 4U Rear bracket Rear bracket Figure 71 Rear rack mounting template Chapter 8 Ra...

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Page 167: ...s or any other products installed in the rack or cabinet that connect to hazardous voltage Examples of OSHA approved NRTLs for the U S v UL v ETL v CSA with CSA NRTL or CSA US mark Examples of approve...

Page 168: ...example a power distribution unit with a 30 A connection will be rated for a total load of 24 A 30 A x 80 percent Therefore the sum of all equipment connected to the power distribution unit in this e...

Page 169: ...for safe servicing of any of the product s installed in the racks Contact your Installation Planning Representative if in doubt Rack specifications When installing a DCS3860 storage system or EXP3800...

Page 170: ...the rack or cabinet must be 719 mm 28 3 in apart and the internal width bounded by the mounting flanges at least 494 mm 19 45 in for the IBM Storage System or eServer rails to fit in your rack or cabi...

Page 171: ...ing 465 0 8 mm Rack Mounting Holes Center to Center 6 75 mm min 15 9 mm 15 9 mm 12 7 mm 15 9 mm 15 9 mm 12 7 mm nonibm_topfro nt Figure 73 Rack specifications dimensions top front view Bottom Front of...

Page 172: ...wards backwards or both Note If the rack or cabinet has square holes on the mounting flanges additional hardware may be required 5 The rack or cabinet must have stabilization feet or brackets installe...

Page 173: ...doors must be fully perforated so that there is proper front to back airflow to maintain the required drawer ambient inlet temperature as specified in the server specifications The perforations shoul...

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Page 175: ...ype attachment plug rated 15 amperes 250 volts For units intended to be operated at 230 volts outside the U S Use a cord set with a grounding type attachment plug The cord set should have the appropri...

Page 176: ...rab Republic Tajikistan Tahiti Togo Tunisia Turkey Turkmenistan Ukraine Upper Volta Uzbekistan Vanuatu Vietnam Wallis and Futuna Yugoslavia Federal Republic of Zaire 39M5290 2 5m 16A 250V C19 to SANS...

Page 177: ...ons 39M5346 2 5m 15A 250V C19 to KSC 8305 Korea Democratic People s Republic of Korea Republic of 39M5535 2 5m 16A 250V C19 to IEC 60083 75 Brazil 39M5366 2 5m 20A 250V C19 to CNS 10917 3 Taiwan 39M55...

Page 178: ...160 IBM System Storage DCS3860 Storage System Installation User s and Maintenance Guide...

Page 179: ...TIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may n...

Page 180: ...s IBM the IBM logo and ibm com are trademarks or registered trademarks of International Business Machines Corp registered in many jurisdictions worldwide Other product and service names might be trade...

Page 181: ...are might differ from its retail version if available and might not include user manuals or all program functionality Particulate contamination Attention Airborne particulates including metal flakes o...

Page 182: ...in Adobe Portable Document Format PDF and should be compliant with accessibility standards If you experience difficulties when you use the PDF files and want to request a Web based format or accessib...

Page 183: ...ed cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device compli...

Page 184: ...odukt ohne Zustimmung der IBM ver ndert bzw wenn Erweiterungskomponenten von Fremdherstellern ohne Empfehlung der IBM gesteckt eingebaut werden EN 55022 Klasse A Ger te m ssen mit folgendem Warnhinwei...

Page 185: ...ny Tele 49 7032 15 2941 Email lugi de ibm com Generelle Informationen Das Ger t erf llt die Schutzanforderungen nach EN 55024 und EN 55022 Klasse A People s Republic of China Class A Statement Taiwan...

Page 186: ...Japan Electronics and Information Technology Industries Association JEITA statement for less than or equal to 20 A per phase This explains the JEITA statement for greater than 20 A per phase Russia E...

Page 187: ...ct access agent A server program that receives virtual connections from the network manager the client program in a Simple Network Management Protocol Transmission Control Protocol Internet Protocol S...

Page 188: ...tement used to initiate an action or start a service A command consists of the command name abbreviation and its parameters and flags if applicable A command can be issued by typing it on a command li...

Page 189: ...ve loops A drive loop consists of one channel from each controller combined to form one pair of redundant drive channels or a redundant drive loop Each drive loop is associated with two ports Drive lo...

Page 190: ...O bus capable of transferring data between two ports at up to 100 Mbps with standards proposals to go to higher speeds FC supports point to point arbitrated loop and switched topologies Fibre Channel...

Page 191: ...An interface between the fibre channel network and a workstation or server host computer See host host group An entity in the storage partition topology that defines a logical collection of host comp...

Page 192: ...er entered property value that is displayed underneath each device in the Physical and Data Path maps LAN See local area network LBA See logical block address local area network LAN A computer network...

Page 193: ...easier manageability MSCS can automatically detect and recover from server or application failures It can also be used to balance server workload and provide for planned maintenance mini hub An interf...

Page 194: ...d EISA boards plug into an IA or EISA slot while high speed PCI controllers plug into a PCI slot See also Industry Standard Architecture Extended Industry Standard Architecture polling delay The time...

Page 195: ...ing ROM See read only memory router A computer that determines the path of network traffic flow The path selection is made from several paths based on information obtained from specific protocols algo...

Page 196: ...er that is used to convert signals between optical fiber cables and switches An SFP is smaller than a gigabit interface converter GBIC See also gigabit interface converter SNMP See Simple Network Mana...

Page 197: ...on of devices connected to it that are not in other groups switch zoning See zoning system name Device name assigned by the vendor s third party software TCP See Transmission Control Protocol TCP IP S...

Page 198: ...e storage area network SAN changed settings and so on worldwide port name WWPN A unique identifier for a switch on local and global networks worldwide name WWN A globally unique 64 bit identifier assi...

Page 199: ...te xvii drawers disk drive 7 drive drawer LEDs 65 drawers 7 FRUs 89 hard disk replacing all at same time 95 hard disk replacing one at a time 96 hard disk replacing one at a time 94 ID 12 installation...

Page 200: ...22 power recovery 22 power supply cabling 52 description 13 LEDs 65 recovering from overheated power supply 74 replacing 98 powering on 56 problem determination 123 product overview 1 R rack cabinet...

Page 201: ...ches 29 system relocating 52 system configuration installing 51 System Storage Productivity Center xvii T temperature and humidity 19 template rack mounting 145 tools 29 trademarks 162 troubleshooting...

Page 202: ...184 IBM System Storage DCS3860 Storage System Installation User s and Maintenance Guide...

Page 203: ......

Page 204: ...Part Number 46W6954 Printed in USA SC27 5942 00 1P P N 46W6954...

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