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Chapter 3. Replacing controller unit components

3 Remove the failed controller fan, as shown in

Figure 22

a Lift up the lever on the controller fan.

b Pull firmly on the bottom lip to remove the fan.

Figure 22. Removing and installing the controller fan

4 Install the new controller fan.

a Slide the new controller fan all the way into the slot.

b Press down on the lever and snap the lever into place.

5 The following figure shows the indicator lights on the controller fan.

Figure 23. Controller fan indicator lights

When the controller fan is operating properly, the green power indicator is on and the
amber indicator is off.

Power indicator

Controller fan indicator

Summary of Contents for Netfinity FASt T500

Page 1: ......

Page 2: ......

Page 3: ...Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 4: ...dom It is possible that this publication may contain references to or information about IBM products machines and programs program ming or services that are not announced in your country Such referenc...

Page 5: ...ation Vor Beginn der Installation die Brosch re mit Sicherheitshinweisen lesen Prima di installare questo prodotto leggere l opuscolo contenente le informazioni sulla sicurezza Lees voordat u dit prod...

Page 6: ...ormaci n de Seguridad L s s kerhetsinformationen innan du installerar den h r produkten Safety Information Pred in tal ciou tohto produktu si pre tajte Informa n bro rku o bezpe nosti Preden namestite...

Page 7: ...ance or reconfiguration of this product during an electrical storm Connect all power cords to a properly wired and grounded electrical outlet Connect to properly wired outlets any equipment that will...

Page 8: ...nside the device Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure Class 1 laser statement DANGER Some laser pr...

Page 9: ...n this book xvi Related publications xvi Chapter 1 Overview 1 Controller unit overview 1 Front view 1 Back view 2 Fibre Channel connections 3 Interface ports 5 Host mini hubs 6 Drive mini hubs 6 Ether...

Page 10: ...components 29 RAID Controller 29 Servicing notes 29 Replacing a failed controller 30 Installing additional cache memory in a controller 32 Battery 35 Servicing notes 35 Replacing a failed battery 35 C...

Page 11: ...Statement 64 Industry Canada Class A emission compliance statement 64 United Kingdom telecommunications safety requirements 64 European community directive conformance statement 64 Australia and New...

Page 12: ...x IBM Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 13: ...unit indicator lights back view 18 Figure 11 Mini hub indicator lights 19 Figure 12 Fan and communications and power supply fault indicators 22 Figure 13 Overtemperature indicator 22 Figure 14 Checkin...

Page 14: ...r s Reference Figure 25 Removing and installing a fan and communications module 44 Figure 26 Power supply switch ac power connectors and indicator lights 46 Figure 27 Removing and installing a power s...

Page 15: ...Copyright IBM Corp 2000 xiii Tables Table 1 Tasks overview 9 Table 2 Indicator lights front 16 Table 3 Indicator lights back 19 Table 4 Mini hub indicator lights back 20...

Page 16: ...xiv IBM Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 17: ...sis Learn how to replace failed components in the controller unit Before using this book you must install the hardware and software For more information refer to the IBM Netfinity FAStT500 RAID Contro...

Page 18: ...that are potential lethal or extremely hazardous to you A danger notice is placed just before descriptions of potentially lethal or extremely hazardous procedure steps or situations Related publicati...

Page 19: ...ations available in your country In the U S and Puerto Rico call 1 800 426 7282 In the United Kingdom call 01705 565000 or 0161 9056001 In Canada call 1 800 465 1234 In other countries contact the IBM...

Page 20: ...xviii IBM Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 21: ...r unit Each controller unit contains several removable components called customer replaceable units CRUs that you can access from either the front or back of the unit These CRUs include the battery RA...

Page 22: ...components Host side and drive side mini hubs Up to eight removable mini hubs to which you can connect GBICs and fiber optic host and drive interface cables for the controller unit Power supplies Two...

Page 23: ...le unit that provides the Fibre Channel interface between a controller unit and hosts and drives Each mini hub has two GBIC ports One Gigabit Interface Converter GBIC connects into each mini hub port...

Page 24: ...guidelines Do not route the cable along a folding cable management arm When attaching to a device on slides leave enough slack in the cable so that it does not bend to a radius smaller than 76 mm 3 in...

Page 25: ...nstalled in a mini hub After installing the cables the Fibre Channel Arbitrated Loop is operational For information about replacing mini hubs see Mini hubs on page 48 For information about replacing G...

Page 26: ...e 4 Mini hubs 1 and 3 correspond to the top controller Controller A and mini hubs 2 and 4 correspond to the bottom controller Controller B Each pair of mini hubs accommodates one host channel Each min...

Page 27: ...2 serial interface port Use the Ethernet ports if you want to directly manage the controllers Use the RS 232 ports for diagnostic service Figure 5 shows the location of these interface ports Figure 5...

Page 28: ...8 IBM Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 29: ...n the power on page 12 and Turning off the power on page 13 Monitoring controller unit status through software Run the storage management software continuously This software checks the storage subsyst...

Page 30: ...battery service date information Replace the battery whenever it fails to hold a charge or every three years Note Using the controller unit in a hot environment that is above 35 C or 95 F lowers the b...

Page 31: ...nit on a flat surface Be sure the front of the controller unit extends beyond the edge approximately 5 cm 2 in 1 Carefully pull the bottom of the bezel out to release the pins then slide the bezel dow...

Page 32: ...controller unit If you plan to use the main breaker to turn on all enclosures at the same time make sure that the switches on each drive enclosure and each controller unit are on before turning on the...

Page 33: ...owers up correctly later For more information see Checking the indicator lights on page 15 Use the following procedure to turn off power to the controller unit 1 Prepare the controller unit for shutdo...

Page 34: ...summary indicators and might not identify the specific component that has failed or needs replacing or which type of recovery procedure you must perform In some cases such as loss of redundancy in con...

Page 35: ...24 hours to fully charge particularly after an unexpected power loss of more than a few minutes Use the following procedure to check the controller unit indicator lights and operating status 1 To view...

Page 36: ...failed is missing or is not fully seated Overtemperature condition Fault Amber Off On Controller failure controller fault condition Heartbeat Green Blinking2 Not blinking2 No controller activity Stat...

Page 37: ...er unit No power to controller unit or storage subsystem all indicator lights are off Controller fan fault Amber Off On Controller fan has failed Fan and communications module is missing unplugged or...

Page 38: ...period and has drained battery power Batteries are weak 1 Always use the storage management software to identify the failure 2 There are eight status lights the Heartbeat and seven others that glow in...

Page 39: ...ons indicated by the problem indicator1 Fan and communications module Fan and communication fault Amber Off On Fan and communications module has failed or is installed incorrectly Overtemperature cond...

Page 40: ...s upper port Amber Off On Upper mini hub port is bypassed Mini hub or GBIC has failed is loose or is missing Fiber optic cables are damaged Note If the port is unoccupied the light is on Loop good Gre...

Page 41: ...good Green On Off The loop is not operational Mini hub has failed or a faulty device might be connected to the mini hub Drive has failed Note If a drive side mini hub is not connected to a controller...

Page 42: ...er supply fault indicators The storage management software causes the fault indicator to light before the temperature has risen sufficiently to shut down the power supplies The light comes on when the...

Page 43: ...ntinue with Step 2 otherwise have your system serviced 2 Make sure the power cords are plugged in 3 Turn on the circuit breakers in the cabinet and turn on the power switches on all drive enclosures a...

Page 44: ...upport Information label as shown in the following figure Figure 14 Checking the battery service date The Battery Support Information label on the front of the battery has three dates Date of Manufact...

Page 45: ...ng the controller unit refer to the IBM Netfinity FAStT500 RAID Controller Enclosure Unit Installation Guide Removing and installing the components Use the following procedure to remove all component...

Page 46: ...rformance or loss of communications with devices When working with fiber optic cables do not pinch them step on them or locate them in aisles or walkways Do not overtighten the cable straps or bend th...

Page 47: ...1 on page 25 through Step 10 as follows a Slide the controller unit into the rack b Insert and tighten two of the screws that you removed in Step 9 on page 26 on the inside front of the controller un...

Page 48: ...28 IBM Netfinity FAStT500 RAID Controller Enclosure Unit User s Reference...

Page 49: ...into one of two controller slots on the front of the controller unit and attach to hosts through Fibre Channel connections Two handles lock the controller in place Each controller slot has a controll...

Page 50: ...ed controller glows For more information about indicator lights see Checking the indicator lights on page 15 Firmware between the two controllers is automatically synchronized when you replace a contr...

Page 51: ...troller Using the proper handling precautions remove the new controller from the packing material Check the shipping invoice and the controller to make sure that it has the same memory size as the con...

Page 52: ...controller faults go to Step 6 e If the problem is not corrected call for service 6 Replace the controller unit bezel as shown in Figure 7 on page 11 Installing additional cache memory in a controlle...

Page 53: ...er unit components 33 2 Remove both screws from the top cover of the controller then lift the cover and set it aside to install after you upgrade your cache Controller unit Controller Levers Controlle...

Page 54: ...ght edges of the module slide inside the grooves in the DIMM latches As you push the DIMM into place the DIMM latches slowly close around the new module 5 Once the DIMM is fully seated in the socket p...

Page 55: ...d to replace the battery more often The service label on the battery provides a blank line for recording the last date on which the battery was serviced see Figure 18 on page 36 Check this label to de...

Page 56: ...ve the packing material for shipping the used battery CRU to a disposal facility Find the Battery Support Information label on the front of the new battery CRU as shown in Figure 18 Figure 18 Recordin...

Page 57: ...le parts inside these components If you suspect a problem with one of these parts contact a service technician 5 Using Figure 19 as a guide remove the battery a Loosen the four captive screws on the b...

Page 58: ...d up to 24 hours to fully charge especially after a power loss of more than a few minutes When properly charged both full charge indicator lights on the front of the battery are on 9 Check the battery...

Page 59: ...in the controller fan provide a redundant cooling system to both controller CRUs If one fan fails the other continues to operate providing sufficient air circulation to prevent the controllers from o...

Page 60: ...n about indicator lights see Checking the indicator lights on page 15 If you replace the controller fan and still experience problems the controller unit might have defective components or connections...

Page 61: ...g the controller fan 4 Install the new controller fan a Slide the new controller fan all the way into the slot b Press down on the lever and snap the lever into place 5 The following figure shows the...

Page 62: ...ommunications module Servicing notes Consider the following when servicing the fan and communications module The fan and communications module contains two serial RS 232 connections used for diagnosti...

Page 63: ...ne This does not include the time it takes you to perform this entire procedure for example checking the lights When you handle electrostatic discharge ESD sensitive devices take precautions to avoid...

Page 64: ...into its chassis slot Use a flat blade screwdriver to tighten the three captive screws on the new module securing it into place 6 Check the fan and communications indicator light see Figure 24 on pag...

Page 65: ...turn on the power switches For more information see Overtemperature condition and power supply shutdown on page 22 The power supplies automatically resume operation when the ambient air temperature co...

Page 66: ...the controller unit glows For more information see Checking the indicator lights on page 15 If you replace the power supply CRU and still experience problems the controller unit might have defective...

Page 67: ...itch and unplug the power cord from the failed power supply see Figure 26 on page 46 CAUTION Never remove the cover on a power supply or any part that has the following label attached Hazardous voltag...

Page 68: ...the power 6 Check the new power supply and other controller unit indicator lights for faults For more information see Checking the indicator lights on page 15 Mini hubs The mini hubs are located on t...

Page 69: ...s Check the storage management software for indications of other component failures For more information see Fibre Channel connections on page 3 and Interface ports on page 5 Replacing a failed mini h...

Page 70: ...pull the mini hub from the chassis Figure 28 shows the location of the mini hubs and ports Figure 28 Removing and installing a mini hub Attention When you handle electrostatic discharge ESD sensitive...

Page 71: ...Interface Converters are used to connect mini hub ports to attached nodes A GBIC slides into a mini hub port on the back of the controller unit and then a host or drive interface cable connects into t...

Page 72: ...esult in hazardous radiation exposure When instructed by the storage management software replace a GBIC in the mini hub Attention To prevent possible data loss do not pull cables from a GBIC that has...

Page 73: ...connections on page 3 2 Remove the GBICs from the mini hub ports If the GBIC you are removing has a metal latch move the latch to the unlocked center position Pull the failed GBIC from its mini hub p...

Page 74: ...GBIC you are installing has a metal latch move the metal latch to the unlocked center position c Slide the GBIC into the mini hub port d Rotate the metal latch outward to the locked position flush wi...

Page 75: ...nty for United States Puerto Rico and Canada Part 1 General Terms This Statement of Limited Warranty includes Part 1 General Terms and Part 2 Country unique Terms The terms of Part 2 may replace or mo...

Page 76: ...O JURISDICTION SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF EXPRESS OR IMPLIED WARRANTIES SO THE ABOVE EXCLUSION OR LIMITATION MAY NOT APPLY TO YOU IN THAT EVENT SUCH WARRANTIES ARE...

Page 77: ...Machine which you return to IBM or your reseller for any reason You should remove all such information from the Machine prior to its return Production Status Each IBM Machine is manufactured from new...

Page 78: ...and install engineering changes that apply to the Machine If a Machine does not function as warranted during the warranty period and IBM or your reseller are unable to either 1 make it do so or 2 rep...

Page 79: ...to 1 ensure that the Machine is free of any legal obligations or restrictions that prevent its exchange 2 obtain authorisation from the owner to have IBM or your reseller service a Machine that you do...

Page 80: ...n or warranty implied by the Trade Practices Act 1974 IBM s liability is limited to the repair or replacement of the goods or the supply of equivalent goods Where that condition or warranty relates to...

Page 81: ...ry specified EGYPT Limitation of Liability The following replaces item 2 in this Section 2 as to any other actual direct damages IBM s liability will be limited to the total amount you paid for the Ma...

Page 82: ...or in any way related to the subject matter of this Statement of Warranty IBM s liability will be limited to the total amount you paid for the Machine that is the subject of the claim Applicability of...

Page 83: ...alent product program or service may be used instead of the IBM product program or service The evaluation and verification of operation in conjunction with other products except those expressly design...

Page 84: ...fications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to th...

Page 85: ...SA For units intended to be operated at 115 volts Use a UL listed and CSA certified cord set consisting of a minimum 18 AWG Type SVT or SJT three conductor cord a maximum of 15 feet in length and a pa...

Page 86: ...akia Spain Sudan Sweden Syria Togo Tunisia Turkey former USSR Vietnam former Yugoslavia Zaire Zimbabwe 13F9997 Denmark 14F0015 Bangladesh Burma Pakistan South Africa Sri Lanka 14F0033 Antigua Bahrain...

Page 87: ...hot swapping 30 indicator lights 29 redundant pair 30 servicing notes 29 controller fan hot swapping 40 replacing failed 40 servicing notes 40 time limit for replacing 40 controller fan fault indicat...

Page 88: ...ed 51 hot swapping 51 indicator lights on mini hub 51 installing fiber optic cables 5 replacing failed 52 servicing notes 51 Gigabit Interface Converter See GBICs H heartbeat indicator light on contro...

Page 89: ...ndicator lights 46 installing removing 48 interchangeable and redundant 45 overheating 45 overview 45 replacing failed 46 servicing notes 45 power supply indicator light 17 19 power switch locations 1...

Page 90: ...torage management software causing controller fan fault in overtemperature condition 22 checking data in cache 35 monitoring controller unit status 14 T telephone numbers ordering publications xvii te...

Page 91: ...Part Number 19K8461 Printed in U S A April 2000 19K8461...

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