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IBM System Storage DS3950 EXP395 Storage Expansion Enclosure: Installation, User’s, and Maintenance Guide

Summary of Contents for DS3950

Page 1: ...IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide GA32 0956 04...

Page 2: ...he IBM System Storage DS3950 EXP395 Storage Expansion Enclosure with controller firmware version 7 60 and to all subsequent releases and modifications until otherwise indicated in new editions This ed...

Page 3: ...bration requirements 16 Acoustic noise 16 Electrical requirements 17 Power and site wiring requirements for models with power supply and fan units 17 Heat output airflow and cooling 18 Chapter 2 Insta...

Page 4: ...rage subsystem library 127 DS4700 Express storage subsystem library 128 DS4500 storage subsystem library 129 DS4400 storage subsystem library 130 DS4300 storage subsystem library 131 DS4200 Express st...

Page 5: ...le lever and latches 39 24 Removing the LC LC fibre channel cable 40 25 Round robin cabling to the EXP395 41 26 Installing an SFP module and LC LC cable in a supported DS3950 storage subsystem 42 27 I...

Page 6: ...vi IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 7: ...ontrols and connectors 54 19 Numeric display diagnostic codes 56 20 Drive LED activity 69 21 Symptom to FRU index 94 22 Parts listing EXP395 storage expansion enclosure 101 23 Storage subsystem and co...

Page 8: ...viii IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 9: ...us 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 be...

Page 10: ...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 Attach signal cab...

Page 11: ...se specified herein might result in hazardous radiation exposure DANGER Some laser products contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not sta...

Page 12: ...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 present inside...

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: ...ies 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 System Sto...

Page 15: ...ret LEDs Chapter 5 Installing and replacing components on page 65 contains step by step instructions about how to install or remove customer replaceable units FRUs such as hard disk drives power suppl...

Page 16: ...w of the installation process Table 1 Where to find DS storage subsystem installation and configuration procedures Installation task Where to find information or procedures 1 Plan the installation v I...

Page 17: ...and Maintenance Guide for the following storage subsystems DS5100 DS5300 DS5020 DS4800 DS4700 DS4200 DS4100 DS3950 v DS4400 and DS4500 Rack Mounting Instructions v DS4300 Rack Mounting Instructions 3...

Page 18: ...he following storage expansion enclosures EXP395 EXP810 EXP700 EXP710 EXP520 EXP500 EXP420 EXP100 5 Route the host server Fibre Channel cables v IBM System Storage Quick Start Guide for the following...

Page 19: ...00 DS4700 DS4500 DS4400 DS4300 DS4200 DS4100 DS3950 7 Configure DS storage subsystem network settings v IBM System Storage DSxxxx Installation User s and Maintenance Guide for the following storage su...

Page 20: ...wing storage subsystems DS5100 DS5300 DS5020 DS4800 DS4700 DS4500 DS4400 DS4300 DS4200 DS4100 DS3950 15 Enable DS Storage Manager premium feature keys Copy Services premium features IBM System Storage...

Page 21: ...Most subsystems operating systems and programs come with information that contains troubleshooting procedures and explanations of error messages and error codes If you suspect a software problem see t...

Page 22: ...nager with the IBM System Storage Productivity Center see the IBM System Storage Productivity Center Information Center at the following Web site publib boulder ibm com infocenter tivihelp v4r1 index...

Page 23: ...and host operating system www ibm com eserver support fixes IBM System Storage products Find information about all IBM System Storage products www ibm com systems storage IBM Publications Center Find...

Page 24: ...should be consulted in selecting a fire suppression system that provides the correct level of coverage and protection IBM designs and manufactures equipment to internal and external standards that re...

Page 25: ...protected storage solutions of up to 224 TB providing economical and scalable storage for your rapidly growing application needs for limited access data reference storage capacity In this document th...

Page 26: ...e EXP395 is a 4 Gbps fibre channel device that supports data transfer rates up to 400 MBps half duplex and 800 MBps full duplex on optical interfaces SAS defined The Serial attached SCSI SAS is a data...

Page 27: ...ls used to label the enclosure IDs on the front of the EXP395 A rack mounting template and instructions for installing the support rails and the storage expansion enclosure are provided in Installing...

Page 28: ...annel interface speed Ensure that the EXP395 enclosure speed switch is set correctly for the 4 Gbps fibre channel E DDM FRUs The EXP395 SATA E DDM FRUs have an ATA translator card that converts E DDM...

Page 29: ...wo ESM SFP ports labeled 1A and 1B near the center of the storage expansion enclosure are used The SFP ports labeled 2A and 2B are reserved for future use The EXP395 ESMs support automatic ESM firmwar...

Page 30: ...one of the fans in either fan housing fails the remaining fans continue to provide sufficient cooling to operate the storage expansion enclosure The power supplies provide power to the internal compon...

Page 31: ...n Figure 3 Table 3 Description of power supply and fan unit components Number Description 1 Power supply and fan unit A 2 Power supply and fan unit B 3 Power connector 4 Power switch Figure 4 on page...

Page 32: ...a fibre optic cable is to be installed Figure 5 on page 9 shows an SFP module with fibre optic cable Note The SFP module shown might look different from those shipped with your storage expansion enclo...

Page 33: ...are levels for the EXP395 Software firmware Level DS Storage Manager software 10 60 or higher DS3950 controller firmware and NVSRAM 07 60 xx xx or higher for support with the DS3950 7 77 xx xx or high...

Page 34: ...ems support storage config ssic index jsp Determining firmware levels There are two different methods to determine the DS3950 storage subsystem and the storage expansion enclosure firmware versions Ea...

Page 35: ...iew pane of the Subsystem Management window click the Drive Enclosure Component icon which is the icon furthest to the right The Drive Enclosure Component Information window opens 2 Click the ESM icon...

Page 36: ...or after any system additions removals or modifications including firmware updates logical drive creations storage partitioning definitions hardware changes and so on complete the following tasks 1 Sa...

Page 37: ...he storage subsystem and sufficient ventilation to provide a free flow of air to the unit Dimensions Figure 6 shows the dimensions of the EXP395 which conforms to the 19 inch rack standard Weight The...

Page 38: ...r the storage subsystem in typical Information Technology IT or office environments Table 10 on page 15 lists temperature and humidity ranges for the storage expansion enclosure in a NEBS ETSI complia...

Page 39: ...location 1 5 m 59 in above the floor and 400 mm 15 8 in in front of the equipment 2 Short term refers to a period of not more than 96 consecutive hours and a total of not more than 15 days in one year...

Page 40: ...hock Subjecting the equipment to a single shock pulse with the following characteristics will simulate this level of shock v Velocity change 20 inches per second v Wave form Triangular 10g 3 75 ms Ope...

Page 41: ...ad protection To prevent possible damage to the unit isolate its power source from large switching loads such as air conditioning motors elevator motors and factory loads v Power failures If a total p...

Page 42: ...unit should be kept near 22 C 72 F or lower to provide better reliability When racks that contain many storage expansion enclosures are to be installed together the following requirements must be met...

Page 43: ...ines 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 8 Example of cold aisle hot a...

Page 44: ...20 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 45: ...g 70 5 lb 55 kg 121 2 lb CAUTION Use safe practices when lifting Attention The EXP395 weighs up to 40 kg 88 lb At least three other people should help you lift the EXP395 from the shipping box 2 Insta...

Page 46: ...hout setting it down If it is necessary to set the device down place it in its static protective package Do not place the device on your system unit cover or on a metal table v Take additional care wh...

Page 47: ...les and cable straps v SFP modules v Rack mounting hardware that ships with the storage expansion enclosure Preparing the site This section lists the floor space requirements and weight information fo...

Page 48: ...I O activity to the devices in the rack 4 If necessary turn off all drive enclosure and rack power Disconnect existing power network and other external cables 5 Install any additional interface cables...

Page 49: ...ft Bezel Front Right Rail assembly Front Right FRONT Rack Mounting Template EXP395 Install first Install second Install first Install first Install first Install second Install second Install second F...

Page 50: ...tion on page 113 Complete the following steps to install the support rails Note Refer to Figure 11 on page 28 while performing these steps 1 Ensure that the rack has already been installed 2 Ensure th...

Page 51: ...r right However each rail can be correctly mounted on only one side of the rack cabinet The rails should be mounted with the alignment pins at the back of the rack Figure 11 on page 28 shows the insta...

Page 52: ...cabinet to become top heavy and tip over Always install hardware in the lowest available position in the cabinet Statement 4 18 kg 39 7 lb 32 kg 70 5 lb 55 kg 121 2 lb CAUTION Use safe practices when...

Page 53: ...he rackmount cabinet b With help from another person place the back of the storage expansion enclosure on the support rails and then slide the unit into the rack as shown in Figure 12 4 Secure the sto...

Page 54: ...nue with Cabling the EXP395 on page 32 Figure 13 Securing the storage expansion enclosure to the rack 30 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenanc...

Page 55: ...orage enclosure ID in the DS3950 subsystem configuration In addition the single digits x1 of the enclosure IDs of all enclosures in the redundant drive channel loop pair must be unique The DS3950 cont...

Page 56: ...ansion enclosures that are connected to each other and to one or more RAID controllers A loop drive channel can support multiple RAID controllers multiple drive expansion enclosures and other addressa...

Page 57: ...on v Do not mix long wave SFPs and short wave SFPs on a single storage subsystem Use either long wave SFPs or short wave SFPs You can use the DS Storage Manager client to view the storage subsystem pr...

Page 58: ...and avoid direct exposure to the beam Attention When you handle static sensitive devices take precautions to avoid damage from static electricity For details about handling static sensitive devices se...

Page 59: ...from the SFP module For more information see Handling fibre optic cables on page 36 2 Unlock the SFP module latch v For SFP modules that contain plastic tabs unlock the SFP module latch by pulling the...

Page 60: ...5 in v When storing excess or unused fibre optic cables do not bend the cables to a diameter of less than 76 mm 3 in or a radius less than 38 mm 1 5 in or wrap them around themselves See Figure 19 on...

Page 61: ...ion enclosure v An SFP module installed in a DS3950 storage subsystem See Figure 20 for an illustration of the LC LC fibre channel cable For more information about cabling these devices see the docume...

Page 62: ...r radiation when open Do not stare into the beam do not view directly with optical instruments and avoid direct exposure to the beam 1 Read the information in Handling fibre optic cables on page 36 2...

Page 63: ...precautions v Press and hold the lever to release the latches before you remove the cable from the SFP module v Ensure that the levers are in the released position when you remove the cable v Do not...

Page 64: ...3950 instead of cabling both EXP395s to one drive port of a drive channel distribute the enclosures to all drive ports which results in one enclosure per drive port of a drive channel See Figure 25 on...

Page 65: ...w ibm com servers storage support disk For cabling topologies and specific cabling schemes for the EXP395 and the DS3950 storage subsystem see the IBM System Storage DS3950 Storage Subsystems Installa...

Page 66: ...ort on the back of the EXP395 then connect the other end of the LC LC cable into the SFP module as shown in Figure 27 Figure 26 Installing an SFP module and LC LC cable in a supported DS3950 storage s...

Page 67: ...XP395 Only disk drive modules ordered as feature codes of 1814 92H and delivered pre installed in the EXP395 or as SSR installable upgrades to EXP395s will be supported EXP395 loop redundancy Note The...

Page 68: ...of the second storage expansion enclosure connection 3 2 Make a fibre channel connection from port 1A of the second storage expansion enclosure to port 1B of the first storage expansion enclosure con...

Page 69: ...ld be gathered periodically for regular health check monitoring regardless of the state of the Recovery Guru You can collect all these logs at once and zip them into a single file by clicking Advanced...

Page 70: ...pdates For DS3950 information go to the following Web site www ibm com servers storage support disk For the latest information about operating system and HBA support clustering support SAN fabric supp...

Page 71: ...orts DS3950 storage configurations Although training is not a part of the Health Check process DS3950 training reduces the potential for configuration problems and contributes to the overall health of...

Page 72: ...not be activated correctly 5 Turn on both power switches on each storage expansion enclosure attached to the storage subsystem While each storage expansion enclosure powers up the green and amber LEDs...

Page 73: ...toolbar button in the Subsystem Management window b Complete the recovery procedure If the Recovery Guru directs you to replace a failed component use the individual LEDs on the storage subsystem to...

Page 74: ...M 3 Controller firmware 4 ESM firmware for the storage expansion enclosures Finding controller storage expansion enclosure and drive information You can view a Storage Subsystem Profile to find contro...

Page 75: ...are finished with this procedure If you are still experiencing a problem with this storage subsystem create save and print a storage subsystem profile This information might be helpful when troublesho...

Page 76: ...a link rate switch v Drives Up to 16 removable drives which are numbered 1 through 16 from left to right When a drive is installed the drive and tray slot designation is set automatically The hardwar...

Page 77: ...On N A 4 Global Summary Fault Off On 5 Global Power On Off 6 Link Rate Switch The Link Rate switch should be set to 4 Gbps depending on your configuration N A Rear LEDs This section describes the pri...

Page 78: ...3 In Bypass This port is labeled 2A This port is reserved for future use On flashing for 30 seconds 8 ESM Ports 3 4 2 or 4 Gbps data rate One LED is lit if 2 Gbps Both LEDs are lit if 4 Gbps N A 9 ESM...

Page 79: ...e enclosures perform the startup process after each power cycle or reset After diagnostics are complete the current storage subsystem enclosure ID is displayed Diagnostic codes in the form of Lx or Hx...

Page 80: ...OC Fibre Channel Interface Failure H1 Suspend SFP Speed Mismatch H2 Suspend Invalid Incomplete Configuration Needs Attention condition for offline ESM H3 Suspend Maximum Reboot Attempts Exceeded Needs...

Page 81: ...g power after an unexpected shutdown on page 60 Turning off the EXP395 Use the following procedure to turn off the power for the EXP395 Attention Except in an emergency never turn off the power if any...

Page 82: ...drives from the host before the storage subsystem is powered off 2 Turn off power to the storage subsystem before you turn off power to the storage expansion enclosures Turn off both power supply swi...

Page 83: ...very Guru This action reruns the Recovery Guru to ensure that the problem has been fixed d If the problem has not been fixed contact your IBM service representative Do not turn off power until all pro...

Page 84: ...storage subsystem first and followed by the storage expansion enclosures Then unplug the power cables from the EXP395 Statement 5 CAUTION The power control button on the device and the power switch o...

Page 85: ...Ds on the front and the back of the EXP395 and DS3950 storage subsystem should remain lit If other amber Fault LEDs light see Solving problems on page 93 Recovering from an overheated power supply and...

Page 86: ...prevent damage to the DS3950 storage subsystem configuration components 1 Remove the front cover 2 If applicable mute the alarm 3 Did you use the procedure Troubleshooting the storage expansion enclos...

Page 87: ...ubsystem Management window for the storage array c Select the appropriate components button for each module in the Physical View of the Subsystem Management window to view the status of its components...

Page 88: ...64 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 89: ...not lit then you must perform additional diagnostics before you can remove the indicated component Use the Recovery Guru instructions in the DS Storage Manager Subsystem Management window or refer to...

Page 90: ...n enclosure populated with at least two E DDMs If at least two E DDMs are not installed in each attached storage expansion enclosure when you power on the DS3950 storage subsystem your standard storag...

Page 91: ...ure 4 Make the fibre channel connection marked 1 in Figure 33 drive loop A by connecting port 1A of the existing EXP395 to port 1B of the new EXP395 Then verify that it is recognized by the DS Storage...

Page 92: ...te the following tasks v Read the safety and handling guidelines in Safety on page ix and in Handling static sensitive devices on page 22 v Ensure that your current system configuration is working pro...

Page 93: ...ou might lose data v Drive LEDs Each E DDM FRU tray has two associated LEDs a green Activity LED and an amber Fault LED These LEDs indicate the status for that E DDM See Table 20 for the drive LED sta...

Page 94: ...onnects into a printed circuit board called the midplane The midplane sets the fibre channel loop ID automatically based on the setting of the enclosure ID and the physical location bay of the E DDM F...

Page 95: ...by completing the following steps Note The E DDM comes installed in a drive tray Do not attempt to detach the E DDM from the tray a Release the latch on the E DDM FRU by pressing on the inside of the...

Page 96: ...re to print a new storage system profile 2 Determine the location of the E DDM that you want to remove Attention Never hot swap an E DDM FRU when its associated green Activity LED is flashing Hot swap...

Page 97: ...e 74 This is the safest way to exchange E DDMs without losing data However this method might take a long time to complete because of the backup reconfiguration and restoration processes In addition ot...

Page 98: ...drives All the data currently on the E DDMs is lost when you replace them therefore you must back up all data that is currently on the E DDMs This procedure also requires you to turn off the EXP395 an...

Page 99: ...owered on to support an existing network see the operating system documentation for information about disconnecting the storage subsystem logical drives from the host before the storage subsystem is p...

Page 100: ...ew E DDM might be faulty See the DS Storage Manager software for problem determination 11 Use the DS Storage Manager software to configure the new E DDMs See the DS Storage Manager software online Hel...

Page 101: ...splay shows a failed status for the appropriate E DDM v The amber Drive fault LED on the front bezel below the E DDM is on Attention Removing the wrong E DDM can cause data loss Make sure that you rem...

Page 102: ...additional E DDM that you want to install 10 Use the DS Storage Manager software to configure the additional space on the new E DDMs Replacing a power supply and fan unit Statement 5 CAUTION The power...

Page 103: ...ble and redundant however if the fans in one power supply and fan unit fail you must replace the entire failed power supply and fan unit within 72 hours to maintain redundancy and optimum cooling Do n...

Page 104: ...nit FRU Note The new power supply and fan unit FRU comes with an instruction sheet and label sheet The instruction sheet provides instructions on placing the appropriate labels on the power supply and...

Page 105: ...move power cords from outlet 3 Remove signal cables from connectors 4 Remove all cables from devices 9 Turn off the power switch and unplug the power cord from the failed power supply and fan unit 10...

Page 106: ...step 15 16 Perform the following task or task s to resolve the problem v Ensure that the power switch is turned to the on position v Ensure that there is power at the outlet and no circuit breaker has...

Page 107: ...e Event Monitor service started Attention v After you remove an ESM wait at least 70 seconds before reseating or replacing the ESM so that the DS3950 storage subsystem controller properly recognizes t...

Page 108: ...hether the ESM you are removing is in the right or left ESM bay 9 Unpack the new ESM FRU Save all packing material in case you need to return the failed ESM FRU Note The new ESM FRU comes with an inst...

Page 109: ...nclosure on which you replaced the ESM If there is an ESM firmware mismatch wait up to 15 minutes for the Client program to perform ESM code synchronization Note The ESM firmware download will take up...

Page 110: ...a rate operation attached to the DS3950 therefore 2 Gbps SFPs are not supported in the EXP395 v The speed of the SFP module determines the maximum operating speed of the fibre channel port in which th...

Page 111: ...indow and complete the recovery procedure If the problem persists contact IBM Support v No Go to step 17 17 Use the DS Storage Manager client software to print a new storage subsystem profile Replacin...

Page 112: ...g steps a Squeeze the latch and pull the lever open 90 so that the lever is horizontal to release the power supply and fan unit from the latch The latch is a coral colored tab on the lever b Slowly pu...

Page 113: ...it Statement 4 18 kg 39 7 lb 32 kg 70 5 lb 55 kg 121 2 lb CAUTION Use safe practices when lifting 13 Pull the chassis outward from the front of the rack and remove from the rack Place it on a level s...

Page 114: ...he front cage frame EMC gaskets do not snag between the frame and chassis 17 Tighten the four front cage frame screws See Figure 39 on page 89 18 Install the seven Phillips screws three on top and fou...

Page 115: ...the faulty cage frame assembly to the Repair Identification RID tag on the new cage frame assembly The RID tag is important in transferring the serial number machine type and model from the faulty cag...

Page 116: ...92 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 117: ...Problem Determination Guide provide you with additional diagnostic aids Solving problems This section contains information to help you solve some of the problems you might have with your storage expan...

Page 118: ...site ESM Fault LED ESM failure Replace the ESM See your controller documentation for more information See Chapter 5 Installing and replacing components on page 65 for more information ESM Port Bypass...

Page 119: ...Current Enable LED is not lit Power supply failure Replace the failed power supply Operating environment is too hot Cool down the environment Fan failure Replace the power supply and fan unit FRU Dri...

Page 120: ...o 4 Gbps but the SFP inserted in the ESM SFP port does not operate at 4 Gbps Use the Recovery Guru menu function in the DS Storage Manager Client Subsystem Management window to verify the problem and...

Page 121: ...expansion enclosures and DS3950 storage subsystem in the same redundant drive channel pair Verify that all of the storage expansion enclosures and DS3950 storage subsystem enclosure speeds are the sam...

Page 122: ...el connections between the EXP395 and the storage subsystem failed Perform one of the following actions v Power on the storage subsystem v Verify that the fibre channel connections between the EXP395...

Page 123: ...ank drive trays or another drive CRUs to ensure optimal air flow Drives are not compatible Incompatible drives are spun down when they are inserted into the drive slots Using the Subsystem Management...

Page 124: ...b site for the correct drive option P N or FRU P N certified for your DS3950 storage subsystem Random errors Subsystem Midplane failure Have the midplane replaced Contact an IBM technical support repr...

Page 125: ...expansion enclosure FRU P N 1 Rail kit 41Y5152 2 ESM 68Y7561 3 AC power supply and fan unit FRU 600 W 59Y5502 4 Blank drive module 42D3315 5 NEBS bezel 69Y2775 NEBS filter pack 4 42D3283 Figure 41 EX...

Page 126: ...e FRU 5M 39M5700 Cable FRU 25M 39M5701 SFP LC shortwave 4 Gbps 81Y9920 SFP LC shortwave 8 Gbps 49Y4123 AC power cord 2 8M 39M5081 AC power cord jumper 39M5377 Determining basic information of drive FR...

Page 127: ...figure Do not refer to the drive properties given here Refer to the drive properties given here dcsi0035 Figure 42 An IBM hologram label example Chapter 6 Hardware maintenance 103...

Page 128: ...104 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 129: ...eded data whenever you contact your IBM technical support representative Identification numbers Record and retain the following information Product name IBM System Storage EXP395 Storage Expansion Enc...

Page 130: ...in Name System DNS table The information is also helpful if you add storage subsystems after initial installation Refer to your DS Storage Manager documentation for detailed instructions about how to...

Page 131: ...tion record Storage subsystem name Management method Controllers Ethernet and IP addresses and host name Host IP address and host name Controller A Controller B Finance Direct Hardware Ethernet addres...

Page 132: ...ing bay number Attention If you replace a hard disk drive in the wrong drive bay it might cause a loss of data Table 25 Hard disk drive record Bay Number Hard disk drive serial number Replaced hard di...

Page 133: ...and Figure 44 on page 111 to identify the proper locations for inserting M5 screws when mounting the support rails and EXP395 to a rack The locations for the M5 screws are highlighted in the template...

Page 134: ...ont Right FRONT Rack Mounting Template EXP395 Install first Install second Install first Install first Install first Install second Install second Install second Figure 43 Front rack mounting template...

Page 135: ...1U 1U 0U 0U Rail assembly Rear Left Rail assembly Rear right Printed in the U S A Rail mounting guide REAR Rack Mounting Template EXP395 Figure 44 Rear rack mounting template Appendix B Rack mounting...

Page 136: ...112 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 137: ...trays power distribution unit uninterruptible power supplies multi outlet strips or any other products installed in the rack or cabinet that connect to hazardous voltage Examples of OSHA approved NRTL...

Page 138: ...tional Electrical Code and the Canadian Electrical Code The total load connected to the power distribution unit must be less than the rating of the power distribution unit For example a power distribu...

Page 139: ...on Planning Representative if in doubt 12 There must not be any special education or training required for safe servicing of any of the product s installed in the racks Contact your Installation Plann...

Page 140: ...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 cabinet see F...

Page 141: ...min 15 9 mm 15 9 mm 12 7 mm 15 9 mm 15 9 mm 12 7 mm nonibm_topfro nt Figure 46 Rack specifications dimensions top front view Bottom Front of Rack EIA Hole Spacing 6 75 mm min 15 9 mm 15 9 mm 15 9 mm...

Page 142: ...uired 5 The rack or cabinet must have stabilization feet or brackets installed both in the front and rear of the rack or have another means of preventing the rack cabinet from tipping while the drawer...

Page 143: ...to maintain the required drawer ambient inlet temperature as specified in the server specifications The perforations should yield at least 34 percent minimum open area per square inch Appendix C Spec...

Page 144: ...120 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 145: ...ree conductor cord a maximum of 15 feet in length and a tandem blade grounding type attachment plug rated 15 amperes 250 volts For units intended to be operated at 230 volts outside the U S Use a cord...

Page 146: ...uinea Guinea Bissau Hungary Iceland Indonesia Iran Kazakhstan Kyrgyzstan Laos Peoples Democratic Republic of Latvia Lebanon Lithuania Luxembourg Macedonia former Yugoslav Republic of Madagascar Mali M...

Page 147: ...8m Israel 39Y7919 9828 Power Cord 250v 10A 2 8m Liechtenstein Switzerland 39Y7922 9829 Power Cord 250v 10A 2 8m Bangladesh Lesotho Maceo Maldives Namibia Nepal Pakistan Samoa South Africa Sri Lanka S...

Page 148: ...124 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 149: ...order DS Storage Manager Version 10 library Table 27 associates each document in the DS Storage Manager Version 10 library with its related common user tasks Table 27 DS Storage Manager Version 10 tit...

Page 150: ...storage subsystem library Table 28 associates each document in the DS3950 storage subsystem library with its related common user tasks Table 28 DS3950 storage subsystem document titles by user tasks T...

Page 151: ...Tasks Planning Hardware Installation Software Installation Configuration Operation and Administration Diagnosis and Maintenance IBM System Storage DS4800 Storage Subsystem Installation User s and Main...

Page 152: ...System Storage DS4700 Express Storage Subsystem Installation User s and Maintenance Guide U U U U U IBM System Storage Quick start guide Quick reference for the DS4700 Express and DS4200 Sections 2 3...

Page 153: ...s Title User Tasks Planning Hardware Installation Software Installation Configuration Operation and Administration Diagnosis and Maintenance IBM TotalStorage DS4500 Storage Subsystem Installation User...

Page 154: ...Installation Software Installation Configuration Operation and Administration Diagnosis and Maintenance IBM TotalStorage DS4400 Fibre Channel Storage Server User s Guide U U U U U IBM TotalStorage DS4...

Page 155: ...ation Operation and Administration Diagnosis and Maintenance IBM TotalStorage DS4300 Storage Subsystem Installation User s and Maintenance Guide U U U U U IBM TotalStorage DS4300 Rack Mounting Instruc...

Page 156: ...e Installation Software Installation Configuration Operation and Administration Diagnosis and Maintenance IBM System Storage DS4200 Express Storage Subsystem Installation User s and Maintenance Guide...

Page 157: ...system document titles by user tasks Title User Tasks Planning Hardware Installation Software Installation Configuration Operation and Administration Diagnosis and Maintenance IBM TotalStorage DS4100...

Page 158: ...U U U U IBM System Storage DS4000 EXP810 Storage Expansion Enclosure Installation User s and Maintenance Guide U U U U U IBM TotalStorage DS4000 EXP700 and EXP710 Storage Expansion Enclosures Install...

Page 159: ...rvice Information U U U U IBM TotalStorage DS4000 FC2 133 Host Bus Adapter Installation and User s Guide U U IBM TotalStorage DS4000 FC2 133 Dual Port Host Bus Adapter Installation and User s Guide U...

Page 160: ...136 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 161: ...ther required host software components Table 38 defines the keyboard operations that enable you to navigate select or activate user interface components The following terms are used in the table v Nav...

Page 162: ...select press Ctrl Spacebar to select the drive If you press Spacebar alone when multiple drives are selected then all selections are removed Use the Ctrl Spacebar combination to deselect a drive when...

Page 163: ...S 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 not...

Page 164: ...py the photographs and color illustrations may not appear Trademarks IBM the IBM logo and ibm com are trademarks or registered trademarks of International Business Machines Corp registered in many jur...

Page 165: ...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 166: ...A Documentation format The publications for this product are in Adobe Portable Document Format PDF and should be compliant with accessibility standards If you experience difficulties when you use the...

Page 167: ...conform la norme NMB 003 du Canada Australia and New Zealand Class A Statement Attention This is a Class A product In a domestic environment this product might cause radio interference in which case t...

Page 168: ...essene Ma nahmen zu ergreifen und daf r aufzukommen Deutschland Einhaltung des Gesetzes ber die elektromagnetische Vertr glichkeit von Ger ten Dieses Produkt entspricht dem Gesetz ber die elektromagne...

Page 169: ...chnology Industries Association JEITA Statement Japanese Electronics and Information Technology Industries Association JEITA Confirmed Harmonics Guideline products less than or equal to 20 A per phase...

Page 170: ...ctronic Emission Statement Taiwan Contact Information IBM Taiwan Product Service Contact Info IBM Taiwan Corporation 3F No 7 Song Ren Rd Taipei Taiwan Tel 0800 016 888 f2c00790 146 IBM System Storage...

Page 171: ...which 2 126 ports are interconnected serially in a single loop circuit Access to the Fibre Channel Arbitrated Loop FC AL is controlled by an arbitration scheme The FC AL topology supports all classes...

Page 172: ...computers and defined host groups in the storage partition topology that fulfill the following requirements v Are not involved in specific logical drive to LUN mappings v Share access to logical driv...

Page 173: ...ort E_port A port that connects the switches for two fabrics Extended Industry Standard Architecture EISA A bus standard for IBM compatibles that extends the Industry Standard Architecture ISA bus arc...

Page 174: ...from the storage subsystem A system can be both a storage management station and a host simultaneously host bus adapter HBA An interface between the fibre channel network and a workstation or server h...

Page 175: ...physical partition 3 One to three physical partitions copies The number of logical partitions within a logical volume is variable logical unit number LUN An identifier used on a small computer system...

Page 176: ...node port NVS See nonvolatile storage NVSRAM Nonvolatile storage random access memory See nonvolatile storage Object Data Manager ODM An AIX proprietary storage mechanism for ASCII stanza files that...

Page 177: ...subsystems that are maintained on separate media The Enhanced Remote Mirror Option is a DS3950 premium feature that provides support for remote mirroring See also Global Mirroring Metro Mirroring ROM...

Page 178: ...when the power is turned off storage area network SAN A dedicated storage network tailored to a specific environment combining servers storage products networking products software and services See a...

Page 179: ...ol TCP IP A set of communication protocols that provide peer to peer connectivity functions for both local and wide area networks trap In the Simple Network Management Protocol SNMP a message sent by...

Page 180: ...156 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 181: ...LED 5 trays 4 drive FRU labels 69 drive FRUs 68 drive information 50 drive LED activity 69 drive LEDs 69 drive hard disk replacing all at same time 73 74 replacing one at a time 73 76 drivers xxi driv...

Page 182: ...icator light power supply and fan unit 6 power outage due to overheated power supplies 61 power recovery 18 power redundancy 12 power requirements 17 power supply cabling 44 power supply and fan unit...

Page 183: ...ID 50 support code upgrades software and firmware 9 support notifications 11 switch technical support Web site xxiii switches 23 System p host support xxiii System Storage Interoperation Center SSIC x...

Page 184: ...160 IBM System Storage DS3950 EXP395 Storage Expansion Enclosure Installation User s and Maintenance Guide...

Page 185: ......

Page 186: ...Part Number 46W6896 Printed in USA GA32 0956 04 1P P N 46W6896...

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IBM DS3950, User And Installation Manual

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Summary of Contents for DS3950

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