Network Appliance DiskShelf 14mk2 FC Hardware And Service Manual Download Page 89

Page: 89 / 106

Appendix B: Recommended Power Line Sizes

Recommended Power Line Sizes

About this appendix

This appendix describes how to determine the power line lengths running from
the storage controller to the power source.

Topics in this
appendix

This appendix discusses the following information:

◆

“

Recommended AC power line sizes

” on page 80

◆

“

Calculating the length of DC wires

” on page 81

Summary of Contents for DiskShelf 14mk2 FC

Page 1: ...vice Guide Network Appliance Inc 495 East Java Drive Sunnyvale CA 94089 USA Telephone 1 408 822 6000 Fax 1 408 822 4501 Support telephone 1 888 4 NETAPP Documentation comments doccomments netapp com I...

Page 2: ...arks of Network Appliance Inc in the U S A and or other countries Cryptainer Cryptoshred Datafort and Decru are registered trademarks and Lifetime Key Management and OpenKey are trademarks of Decru a...

Page 3: ...g the Fibre Channel disk 29 Chapter 3 Replacing Disk Shelf Devices 33 Replacing a disk shelf 34 Removing a disk shelf from a single disk shelf configuration 37 Removing a disk shelf from a loop 39 Ins...

Page 4: ...o an existing adapter in your system 74 Appendix B Recommended Power Line Sizes 79 Recommended AC power line sizes 80 Calculating the length of DC wires 81 Appendix C Feature Update Record 87 Appendix...

Page 5: ...and the two input power terminals for the DC power supply must be connected to separate isolated branch circuits To reduce the risk of personal injury or equipment damage allow internal components tim...

Page 6: ...liert sein und die beiden Eingangsstromklemmen f r das Gleichstrom Netzteil m ssen an separate und isolierte Abzweigleitungen angeschlossen sein Zum Schutz vor K rperverletzung oder Sachsch den am Ger...

Page 7: ...sks within a disk shelf ESH refers to the device with the enclosure services processor that communicates the environmental data of the disk shelf to the filer and that provides high availability shoul...

Page 8: ...able lists different character formats used in this guide to set off special information Formatting convention Type of information Italic type Words or characters that require special attention Placeh...

Page 9: ...contains instructions that you must follow to avoid damage to the equipment a system crash or loss of data WARNING WARNING A warning contains instructions that you must follow to avoid personal injur...

Page 10: ...x Preface...

Page 11: ...apter This chapter provides a roadmap for installing the DS14 DS14mk2 FC and DS14mk4 FC disk shelf Topics in this chapter This chapter discusses the following topics Differences between the various di...

Page 12: ...switch The 1 Gb loop speed setting must be used if the disk shelf is connected to the FAS270 The 2 Gb loop speed setting must be used if there is any component on any part of the loop that is only cap...

Page 13: ...ed with all shelf models ESH4 Does not support the use of ESH4 ESH4 functions at 1 Gb or 2 Gb loop speed depending on the system configuration Does not have a terminate switch ESH4 functions at 1 Gb 2...

Page 14: ...disk shelf IDs in each loop must start at 1 The ID of a single disk shelf must be 1 Note When connecting a DS14 or DS14mk2 FC with LRCs to a preexisting mixed shelf loop of FC7 FC8 and or FC9 the DS14...

Page 15: ...ower cycle the disk shelf for the new ID to take effect The disk shelf ID display on the front of the disk shelf blinks until you power cycle the disk shelf Note If you enter a shelf ID that is not fr...

Page 16: ...on of the drive bays the ID label on the right side of the disk shelf includes the loop ID The loop ID identifies the disks in the disk shelf The last sheets of the quick reference cards that come wit...

Page 17: ...Guide at http now netapp com for more information on supported drives and platforms Drive bay requirements For enclosure services monitoring to work drive bays 0 and 1 must contain a disk This requir...

Page 18: ...oes 1 Storage controller Uses a subset of SCSI 3 commands to monitor the disk shelf for data related to disk presence temperature power supply units and fan status 2 Storage controller Sends the comma...

Page 19: ...not shipped in a system cabinet Installation and Setup Instructions for your storage controller 3 Connect the disk shelf to the storage controller Only in the following scenarios If the disk shelf in...

Page 20: ...rce Yes Installation and Setup Instructions for your storage controller Installing a disk shelf in a rack on page 41 or Appendix A Hot adding a DS14 DS14mk2 FC DS14mk4 FC on page 68 If the system was...

Page 21: ...the various LEDs on the disk shelf Note The quick reference cards in the slide out tray at the base of the disk shelf describe the functions of each LED on the disk shelf and the suggested course of...

Page 22: ...our storage controller console Location of LEDs The following illustration shows the location of the disk shelf ID display and the front panel LEDs Note The Fault and System LEDs are amber The other t...

Page 23: ...ront operation panel The following illustrations are of the first sheets of the quick reference cards that come with your disk shelf They shows the normal and fault conditions that the LEDs indicate a...

Page 24: ...ails For information about replacing a disk shelf see Replacing a disk shelf on page 34 Error message Action required Temperature sensor Element 1 failed The temperature sensor on the front operation...

Page 25: ...ter 2 Monitoring the Disk Shelf 15 Display Element 1 failed The alarm on the front operation panel failed Contact Network Appliance customer service to replace the disk shelf Error message Action requ...

Page 26: ...ed LED lights up to indicate the speed of operation You can also identify any hardware failure associated with the module from the error messages displayed on your storage controller console This sect...

Page 27: ...stration shows the location of the LEDs for an LRC with an optical input interface and copper output interface The following illustration shows the location of the LEDs for an ESH The following illust...

Page 28: ...for future functionality LED status on the modules The following illustrations are of the second sheets of the quick reference cards that come with your disk shelf The rest of the second sheet of the...

Page 29: ...ee Replacing an LRC ESH ESH2 ESH4 module on page 51 Error message Action required Temperature sensor Element 2 failed The temperature sensor on LRC module A on the top back of the disk shelf failed Co...

Page 30: ...and ESH4 ESH2 and ESH4 This error message occurs during the process of hot upgrading SES electronics Element 1 failed Module A on the top back of the disk shelf failed Contact Network Appliance custo...

Page 31: ...point but it is not possible now Even if traffic is flowing through the Fibre Channel loop contact Network Appliance customer service to replace the ESH ESH2 ESH4 SES electronics Element 1 not instal...

Page 32: ...t Clock Delta Insert Count Stall Count Util LIP Count IN OUT 32 33 34 35 36 37 38 39 40 41 42 43 44 45 0 1 2 3 4 5 6 7 8 9 10 11 12 13 OK TERM OK OK OK OK OK OK OK OK BYP TBI OK OK EMPTY OK OK 8 8 10...

Page 33: ...XPORT ERROR Communication with the ESH ESH2 ESH4 is not possible Shelf state Description OK Terminate switch is in the Off position This DS14 DS14mk2 FC is connected to another DS14 DS14mk2 FC in the...

Page 34: ...comma loss of signal BYP RPRT Port bypassed due to redundant port connection BYP STALL Port bypassed due to excessive stall errors BYP WRD Port bypassed due to excessive word errors BYP CRC Port bypa...

Page 35: ...f drive was bypassed Invalid Word Count Number of times this port saw invalid FC AL words transmitted Is zero under normal operation Removal and addition of disks and a reset of the adapter might gene...

Page 36: ...e to bypass this port Yes if drive was bypassed Utilization Relative use of this port versus other ports in the ESH ESH2 ESH4 This value does not reflect the real time use of what the ports are curren...

Page 37: ...sociated with the power supplies from the error messages displayed on your storage controller console Location of LEDs Each power supply which contains two LEDs is encased in a device carrier and hous...

Page 38: ...ppliance customer service to replace the power supply Power supply Element 2 failed The power supply unit on the right at the back of the disk shelf failed Contact Network Appliance customer service t...

Page 39: ...ng the Fibre Channel disk The Fibre Channel disk has two LEDs The LEDs indicate whether the disk is functioning normally or there are problems with the hardware Location of LEDs The following illustra...

Page 40: ...s pulsing every half second For DS14 and DS14mk2 FC The following illustration is a correction of the third sheet of the quick reference cards that come with your disk shelf Reinsert drive Replace dri...

Page 41: ...Chapter 2 Monitoring the Disk Shelf 31 For DS14mk4 FC...

Page 42: ...32 Monitoring the Fibre Channel disk...

Page 43: ...to replace disk shelves in a rack disks in a disk shelf and other devices Topics in this chapter This chapter discusses the following topics Replacing a disk shelf on page 34 Replacing a disk in a dis...

Page 44: ...A Hot adding a DS14 DS14mk2 FC DS14mk4 FC on page 68 Caution Hot removal of disk shelves is not supported Shutdown of filer FAS appliance is required to remove shelves from system Disk shelf cabling...

Page 45: ...modules None HSSDC2 to HSSDC2 To connect disk shelves with ESH modules None SC to LC To connect storage controller with optical adapters to disk shelves with LRC modules None HSSDC to DB9 To connect s...

Page 46: ...For detailed information about removing a disk shelf from a rack see the following topics Removing a disk shelf from a single disk shelf configuration on page 37 Removing a disk shelf from a loop on p...

Page 47: ...ler FAS appliance Shut down the filer FAS appliance by entering the following command at the console halt Caution Always use the halt command to perform a clean shutdown NetCache appliance 1 From the...

Page 48: ...grounding strap connecting the disk shelf and storage controller 8 Use a Phillips screwdriver to remove the screws securing the disk shelf to the telco tray the mid mount bracket or the four post rac...

Page 49: ...iance Shut down the filer FAS appliance by entering the following command at the console halt Caution Always use the halt command to perform a clean shutdown NetCache appliance 1 From the Appliance Ma...

Page 50: ...helf is very heavy when fully loaded it is advised that at least two people remove the disk shelf 10 If you are Then Not installing a replacement disk shelf for the disk shelf you removed and it is th...

Page 51: ...information 2 Verify that you received the envelope with the disk shelf ID labels 3 Ground yourself to the system chassis using the grounding leash 4 Use the rail kit installation flyer in the rail k...

Page 52: ...n Examples of these components are the DS14mk2FC SFPs HBAs or drives For the 4 Gb loop speed setting to be used all components on any part of the loop must be of 4 Gb capable Examples of these compone...

Page 53: ...Shelf Devices 43 11 Connect the two disk shelf power cords to each disk shelf that you are adding 12 Turn on the power first to the disk shelves and then to the storage controller 13 Reboot the storag...

Page 54: ...autosupport warning message is then sent DISK FAIL Bypassed by ESH Preparing to replace a disk Before you replace a disk in a disk shelf you must first check the disk shelf to ensure that after you r...

Page 55: ...ult LED on the disk to illuminate For more information about LEDs see Monitoring the Fibre Channel disk on page 29 For more information about disk commands see the Data ONTAP System Administrator s Gu...

Page 56: ...peat Step 1 through Step 4 Step Action Step Action 1 Put on the antistatic wrist strap and grounding leash 2 Orient the device carrier so that the release mechanism is at the top 3 Insert the device c...

Page 57: ...disk shelf Removing a power supply To remove a power supply complete the following steps Step Action 1 Put on the antistatic wrist strap and grounding leash 2 If you have a disk shelf with Then An AC...

Page 58: ...sm levers in the middle of the power supply to release it The following figure shows how to release the CAM mechanism At the top of the rear of the unit Using your thumb and index finger press the CAM...

Page 59: ...o hands to support its weight Step Action Step Action 1 Put on the antistatic wrist strap and grounding leash 2 If the power supply CAM mechanism is Then slide the power supply in the power supply bay...

Page 60: ...er supply 1 Plug the power cord into the power receptacle and fasten it with the clamp 2 Plug the other end of the power cord into a grounded AC power source A DC power supply 1 Connect the positive n...

Page 61: ...for Channel B Note The Input and Output ports on module A on the disk shelves are inverted from module B Connectors in a module The modules have the following connectors For detailed information This...

Page 62: ...le that is connected to the Fibre Channel loop complete the following steps Step Action 1 Put on the antistatic wrist strap and grounding leash 2 If the disk shelf connects to a Then Filer FAS applian...

Page 63: ...ect the module from the Fibre Channel cabling 5 Using the thumb and index finger of both hands press the levers on the CAM mechanism on the module to release it 6 Pull the module out of the disk shelf...

Page 64: ...e requirements to support the disk shelf and module combination See the System Configuration Guide at http now netapp com for more information 2 Put on the antistatic wrist strap and grounding leash 3...

Page 65: ...ESH2 with an ESH4 requires that you perform a minimum upgrade to Data ONTAP 6 4 4 or later and replace both modules in the disk shelf A hot swap of an ESH with an ESH4 is not supported with NetCache...

Page 66: ...nd to disable the loop in which the failed module is a connection storage disable adapter adaptername The Data ONTAP Storage Administration Guide 7 0 or later provides more information about these com...

Page 67: ...ce the terminate switch to the Off position For ESH A it is in the down position and for ESH B it is in the up position An ESH2 or an ESH4 with like modules Go to Step 5 5 If you are hot swapping Then...

Page 68: ...age the connector 8 Use the appropriate cable to reconnect both modules of the disk shelf to the other disk shelves or to your storage controller See Disk shelf cabling requirements on page 34 for add...

Page 69: ...ailable at 1 Gb loop speed LRC to ESH ESH2 hot upgrade only is supported Caution An ESH4 upgrade is not supported ESH ESH2 to LRC hot downgrade is supported Downgrades from ESH4 are not applicable DS1...

Page 70: ...2 Put on the antistatic wrist strap and grounding leash 3 From the storage controller console enter the following command to disable Loop A storage disable adapter adaptername 4 If you are Then Hot up...

Page 71: ...thumb and index finger of both hands press the levers on the CAM mechanism on the module to release it and pull it out of the disk shelf 7 Wait for the following console message Module x is not instal...

Page 72: ...on shelf As long as only the modules in loop A are upgraded you also receive the following error message Element 1 component is from a different product family This is an unsupported configuration 12...

Page 73: ...em About this appendix This appendix discusses how to install a DS14 DS14mk2 FC DS14mk4 FC into an existing system Topics in this appendix This appendix discusses the following topics Adding a disk sh...

Page 74: ...RCs Adding the disk shelf To add a DS14 DS14mk2 FC disk shelf into an existing mixed shelf loop on a storage controller complete the following steps WARNING WARNING You must install each disk shelf wi...

Page 75: ...the front of your NetApp appliance displays the following message Halted 6 If the last disk shelf in the loop is Then An FC7 or FC8 disk shelf 1 Remove the terminator from the Output Terminator conne...

Page 76: ...lf installed above an FC9 disk shelf 11 If the DS14 DS14mk2 FC Then Is the only disk shelf being added to the loop Turn the terminate switches on LRCs A and B to the On position Note Because LRC B on...

Page 77: ...the disk shelf for the new ID to take effect The disk shelf ID display on the front of the disk shelf blinks until you power cycle the disk shelf 3 Select the correct label from the envelope identifie...

Page 78: ...mk4 FC the following requirements must be met Error messages The following error messages appear on your storage controller console if your attempt at hot adding the DS14 DS14mk2 FC is unsuccessful If...

Page 79: ...switch on LRC ESH A and LRC ESH B on the new disk shelf are not in the On position The shelf to shelf cable between the now second to last disk shelf and the newly added disk shelf is defective or is...

Page 80: ...your filer Step Action 1 Verify that your NetApp appliance meets the minimum software requirements to support the disk shelf and module combination See the System Configuration Guide at http now neta...

Page 81: ...e used if there is any component on any part of the loop that is only capable of 2 Gb operation Examples of these components are the DS14mk2FC SFPs HBAs or drives For the 4 Gb loop speed setting to be...

Page 82: ...the disk shelf you added has Then LRC or ESH modules Turn on the power to the disk shelf Caution You must power up the new disk shelf before you connect it to the last disk shelf in the loop because...

Page 83: ...e terminate switch of the newly added disk shelf to the On position for LRC ESH A down and LRC ESH B up Caution Failure to place the terminate switches in the On position causes the storage controller...

Page 84: ...and Module B connects to Port C or Port D Hot adding a disk shelf to an existing adapter To hot add a disk shelf to an existing loop complete the following steps Caution To hot add disk shelves to a...

Page 85: ...FAS270 or the DS14 The 2 Gb loop speed setting must be used if there is any component on any part of the loop that is only capable of 2 Gb operation Examples of these components are the DS14mk2FC SFP...

Page 86: ...0 or the DS14 The 2 Gb loop speed setting must be used if there is any component on any part of the loop that is only capable of 2 Gb operation Examples of these components are the DS14mk2FC SFPs HBAs...

Page 87: ...ange of the new disk shelf 11 If the disk shelf you added has Then ESH2 ESH4 modules Turn on the power to the disk shelf and you must wait 30 seconds for the shelf electronics to finish initializing L...

Page 88: ...minate switch of the newly added disk shelf to the On position for LRC ESH A down and LRC ESH B up Caution Failure to place the terminate switches in the On position causes the storage controller to p...

Page 89: ...endix This appendix describes how to determine the power line lengths running from the storage controller to the power source Topics in this appendix This appendix discusses the following information...

Page 90: ...ists the recommended conductor size for 2 voltage drop for a particular distance in feet taken from the Radio Engineer s Handbook The following table list the approximate equivalent wire gauge America...

Page 91: ...ositive and negative wires that connect the DC power supply to the DC source Example 1 This example uses the following given values VSOURCE Voltage across the internal source resistance VOC Voltage ac...

Page 92: ...g the length of DC wires Given VDROP 2V Maximum voltage drop through input source and cable VMIN 40V Minimum input voltage IMAX 8 6V Maximum input current at 40V VOC 48V Measured VLOAD 47 5V Measured...

Page 93: ...use the following calculation VLOAD I RTEST I VLOAD RTEST VOC VSOURCE VLOAD VOC IRS VLOAD RS VOC VLOAD I RS VOC VLOAD VLOAD RTEST RS VOC VLOAD VLOAD 48V 47 5V 47 5V 0 105 RTOTAL RCABLE RSOURCE RCABLE...

Page 94: ...7 20 0015 0018 85 71 12 19 25 0017 0020 75 64 12 65 30 0018 0022 71 58 12 165 34 0016 0019 80 67 1 Data from Alpha Wire wire manufacturer 2 Combined positive and negative run Total cable length Total...

Page 95: ...e length2 ft 25 C 75 C 25 C 75 C 12 Solid 0017 0020 136 116 12 7 20 0015 0018 155 129 12 19 25 0017 0020 136 116 12 65 30 0018 0022 129 105 12 165 34 0016 0019 145 122 Solution VDROP IMAXRTOTAL RTOTAL...

Page 96: ...nger run for your combined positive and negative DC wires choose a wire with a lower resistance and calculate the total cable length For example a solid 10 AWG has a lower DC resistance than a solid 1...

Page 97: ...6 1 1 July 2001 Update to include hot adding of disk shelves to NetCache appliances NetCache 5 2 August 2001 Update to include FAS900 series Data ONTAP 6 3 August 2002 Update to include DS14mk2FC Upda...

Page 98: ...the System Configuration Guide at http now netapp com for information February 2007 Update to specify loop speed usage requirements Data ONTAP 6 4 4 and later for selected platforms See the System Con...

Page 99: ...Communications Regulations 89 D Communications Regulations About this appendix This appendix lists the regulatory notices you need to be aware of when installing and operating your Network Appliance...

Page 100: ...ance with Part 15 of CFR 47 This equipment has been tested and found compliant with Part 15 of the CFR 47 rules for Class A digital devices These rules are designed to provide reasonable protection fr...

Page 101: ...a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures Voluntary Control Council for Interference by Information Technology E...

Page 102: ...llowing standards EN 60950 2002 Information Technology Equipment Safety EN 55022 1998 Emissions Requirements for Information Technology Equipment EN 50024 1998 Immunity Requirements for Information Te...

Page 103: ...ngth of 81 device carrier defined vii differences between the disk shelves drives in drive carriers 3 ESH 3 ESH2 3 ESH4 3 LRC 3 power supplies 3 shelf chassis 2 disk drive compatibility 7 disk shelf I...

Page 104: ...on panel 12 power supply 27 loops defined vii LRC error messages SES electronics element 1 and 2 20 Temperature sensor element 2 and 3 19 LRC module defined vii LRC ESH ESH2 console error messages 19...

Page 105: ...44 LRC ESH ESH2 modules 51 power supplies 47 requirements drive bay 7 rules for drive bays 7 S shelf state messages FAILED 23 INIT REQD 22 MISSING 23 OFFLINE 22 ONLINE 22 special messages ix storage...

Page 106: ...96 Index...

Search results

Summary of Contents for DiskShelf 14mk2 FC

Reviews:

Related manuals for DiskShelf 14mk2 FC

Brands by name

Popular brands

Network Appliance DiskShelf 14mk2 FC, Hardware And Service Manual

Search results

Summary of Contents for DiskShelf 14mk2 FC

Reviews:

Related manuals for DiskShelf 14mk2 FC

Brands by name

Popular brands