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EMC Fibre Channel Disk-Array Processor Enclosure (DPE) Hardware Reference

Servicing and Upgrading a DPE

Figure 3-18

Setting the SP Address ID

FC-AL address ID
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Right switch
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Summary of Contents for FC4500

Page 1: ...ion 171 South Street Hopkinton MA 01748 9103 Corporate Headquarters 508 435 1000 800 424 EMC2 Fax 508 435 5374 Service 800 SVC 4EMC EMC Fibre Channel Disk Array Processor Enclosure DPE Rackmount FC4500 HARDWARE REFERENCE P N 014002901 04 ...

Page 2: ...puter software programs EMC Corporation makes no warranties expressed or implied by operation of law or otherwise relating to this document the products or the computer software programs described herein EMC CORPORATION DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE In no event shall EMC Corporation be liable for a incidental indirect special or consequent...

Page 3: ...the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmf...

Page 4: ...EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference iv ...

Page 5: ... Drives 1 12 Drive Carrier 1 13 Power Supplies 1 13 Standby Power Supply SPS 1 14 Drive Fan Pack 1 14 SP Fan Pack 1 15 Redundancy in Configurations 1 17 What Next 1 18 Chapter 2 Installing a Rackmount DPE Requirements 2 1 Site Requirements 2 1 Cabling Requirements 2 2 Addressing Requirements 2 2 Installing a DPE in a Cabinet 2 3 Installing DPEs on the Mounting Rails in the Cabinet 2 4 DPE Powerup ...

Page 6: ...placing an SP Memory Module 3 24 Installing an SP or SP Filler Module 3 26 Installing an SP or SP Filler Module 3 27 Replacing or Adding an LCC Module 3 30 Removing an LCC 3 30 Installing an LCC 3 32 Replacing the Drive Fan Pack 3 34 Removing the Drive Fan Pack 3 35 Installing the Drive Fan Pack 3 35 Replacing or Adding a Power Supply Module 3 36 Removing a Power Supply Filler Module 3 37 Installi...

Page 7: ... the Cabinet Front Channel 2 6 2 3 Securing the DPE to the Cabinet Back Channel 2 7 2 4 Closing and Locking the Front Door 2 8 2 5 SP Fibre Channel Arbitrated Loop Address ID Switches Back of SP 2 10 2 6 Removing the Drive Fan Pack 2 11 2 7 Plugging the AC Line Cord into the Power Supply and Turning on the Power Switch 2 12 2 8 Installing the Drive Fan Module 2 13 2 9 Attaching Optical Cables to a...

Page 8: ...5 3 17 Installing the Memory Module on the SP 3 26 3 18 Setting the SP Address ID 3 28 3 19 Installing an SP or SP Filler Module 3 29 3 20 Removing an LCC Filler Module 3 31 3 21 Removing a Copper Cable from an LCC 3 31 3 22 Installing an LCC Module 3 33 3 23 Reconnecting a Copper Cable to an Expansion LCC 3 34 3 24 Removing the Drive Fan Pack 3 35 3 25 Installing the Drive Fan Pack 3 36 3 26 Remo...

Page 9: ...EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference ix 3 1 Status Lights Color Codes Front of DPE 3 2 3 2 Status Lights Color Codes Back of DPE 3 3 Tables ...

Page 10: ...x EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference Tables ...

Page 11: ... by adding disk modules and redundant CRUs How This Manual Is Organized Related Documentation Other EMC publications include EMC Fibre Channel Disk Array Enclosure DAE Rackmount Hardware Reference P N 014002591 DC Standby Power Supply SPS Hardware Reference P N 014002887 Chapter 1 Introduces the rackmount DPE s components Chapter 2 Explains requirements and describes how to install the rackmount D...

Page 12: ...th or substantial property damage if you ignore the warning DANGER A danger notice contains information essential to avoid a hazard that will cause severe personal injury death or substantial property damage if you ignore the warning EMC uses the following type style conventions in this guide Boldface Specific filenames or complete paths Window names and menu items in text Emphasis in cautions and...

Page 13: ...t Disk Array Processor Enclosure 1 1 1 Topics in this chapter include Introduction 1 2 DPE Components 1 4 Link Control Cards LCCs 1 11 Redundancy in Configurations 1 17 About the Rackmount Disk Array Processor Enclosure ...

Page 14: ...em that uses a Fibre Channel Arbitrated Loop FC AL as its interconnect interface Its modular scalable design provides additional disk storage as your needs increase Figure 1 1 DAE Using its interface with simple FC AL serial cabling the FC4500 DPE can support up to 11 DAEs A DAE is a basic enclosure without a storage processor SP The FC4500 and 11 DAEs support up to 120 disk modules in a single di...

Page 15: ...n the same cabinet as the DPE or in one or more separate cabinets The DPE connects to the external Fibre Channel environment using GBIC connectors on the storage processor High availability features are standard The EMC Access Logix option provides Storage Group functionality for the FC4500 DPE ...

Page 16: ...ts CRUs which you can add or replace without tools while the DPE is powered up The high availability features for a DPE include Second SP and LCC Second power supply Standby power supply SPS See Related Documentation on page xi A second SP with required second LCC provides continued access to the DPE and any connected DAEs if the first SP or LCC fails The second SP can improve performance and conn...

Page 17: ...s in slot B and is called component nameB as follows If you have one power supply it can be in either slot A or slot B If you have one SP and one LCC they can be in either slot A or B but not mixed Figure 1 2 DPE Front View Component Name in Slot A Name in Slot B SP SP A SP B LCC LCC A LCC B Power supply PS A PS B Front door SP fan pack cover Di sk mod ul e s 0 1 2 3 4 5 6 7 8 9 ...

Page 18: ...rray Processor Enclosure DPE Hardware Reference About the Rackmount Disk Array Processor Enclosure Figure 1 3 DPE Front View with SP Fan Cover and Door Removed SP fan pack SP fan pack cover Front panel with door removed for clarity ...

Page 19: ...ck View with Drive Fan Pack Removed Drive fan pack LCC B with expansion connector marked EXP SP ejector 2 per SP SP retaining screw 2 per SP SP A SP B LCC A with expansion connector marked EXP ac line cord connectors Power supply PS A Power supply PS B LCC A LCC B SP A SP B Location of DPE EMI rating label Class A ...

Page 20: ...ghts All lights are visible with the front door closed The enclosure address light displays the enclosure address setting for the DPE which is always 0 This address cannot be changed The DPE status lights are described in the Monitoring DPE status section in Chapter 3 Midplane The midplane distributes power and signals to all the enclosure components All CRUs except the fan packs plug directly int...

Page 21: ...e Processors SPs The SP is the DPE s intelligent component It defines the DPE and differentiates the DPE from a DAE An SP is a printed circuit board with dual in line memory modules DIMMs a bezel with status lights and securing latches The following figure locates the SP ports the status lights the location of the DIMMs and the FC AL ID rotary switches Locking latch with key The front door must be...

Page 22: ...o the external Fibre Channel environment It also has two rotary switches for setting the FC AL address ID when operating in a Fibre Channel Arbitrated Loop environment The SP connects to disk modules and to its corresponding LCC via an internal FC AL SP A connects to LCC A and SP B to LCC B The SP LCC interface is called the SP back end The SP also has an Console connector with a terminal icon a c...

Page 23: ...card LCC is a CRU in an enclosure that connects Fibre Channel signalling to the disk modules The LCC provides Fibre channel connectivity between the SP disks and other enclosures Bypass capability for faulted or missing units Monitor and control of the enclosure elements Figure 1 8 LCC Each LCC independently monitors the environmental status of the entire DPE using a microcomputer controlled CRU m...

Page 24: ...sk Modules Each disk module see figure below consists of a Fibre Channel disk drive in a carrier assembly You can add or remove a disk module while the DPE is powered up Figure 1 9 Disk Module Disk Drives The disk drives are 3 5 inch FC AL drives that conform to the following standards SFF 8067 Fibre Channel Arbitrated Loop FC AL FC AL Private Loop Direct Attach PLDA profile The disk module slots ...

Page 25: ...re located behind the drive fan pack With two power supplies the top supply is installed inverted with respect to the bottom supply Figure 1 10 Power Supply Each power supply is an auto ranging power factor corrected multi output off line converter with its own line cord and on off switch Each supply supports a fully configured DPE and shares load currents with the other supply if it is present Th...

Page 26: ...ure Data is maintained after a power loss One or two SPS units fit beneath the DPE and maintain power until write cache data can be safely stored to the disk Installing an SPS and cabling it to the DPE are explained in the manual DC Standby Power Supply SPS Installation 014002887 Figure 1 11 SPS Drive Fan Pack The drive fan pack see Figure 1 11 cools the disk modules power supplies and LCCs in the...

Page 27: ...n approximately two minutes the disk modules and SPs power down The disk modules and SPs power up when you reinstall the drive fan pack SP Fan Pack The SP fan pack see Figure 1 12 cools the SPs It contains three fans that draw ambient room air through the SP fan pack cover through the midplane and across the SPs The SP fan pack connects to the DPE midplane via an internal cable and either supply c...

Page 28: ...P fan pack has one status light visible when the SP fan pack cover is removed The status light is described in the Monitoring DPE Status section of Chapter 3 You can remove the SP fan pack while the DPE is powered up If the pack is removed for more than approximately two minutes the SPs and disk modules power down The SPs and disk modules power up when you reinstall the SP fan pack Latches Check l...

Page 29: ...rged battery The following table describes the DPE s high availability configurations These configurations provide more redundancy and therefore a higher degree of system availability The drive fan packs and SP fan pack provide redundant cooling for all the configurations listed above 0 1 2 3 4 5 6 7 8 9 Database drives for LIC 0 thru 2 Vault drives for caching 0 thru 8 DPE Rackmount Configuration...

Page 30: ... 1 18 EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference About the Rackmount Disk Array Processor Enclosure What Next Continue to the next chapter which explains how to install a DPE ...

Page 31: ...mine a DPE s power requirements use the power rating on the enclosure label This rating is the maximum power required for a fully loaded enclosure The input current power VA and dissipation for the DPE are based on the maximum capability of the power supplies and cooling system to provide internally regulated power Typical values will be less depending on the number and manufacturer of disk drives...

Page 32: ...CC consistency That is one FC loop should connect the DPE s SP A which connects internally to LCC A and each DAE s LCC A The other FC loop should connect the DPE s SP B which connects internally to LCC B and each DAE s LCC B Do not leave an unused that is dangling cable connected to any Fibre Channel port because it may cause excess noise on the Fibre Channel Addressing Requirements The addressing...

Page 33: ...enclosure address is displayed in lights visible behind the front door Installing a DPE in a Cabinet The cabinet in which you will install the DPE s must have a full earth ground to provide reliable grounding Also the cabinet should have its own switchable power distribution If any DPE you will install has two power supplies we suggest that you use a cabinet that has dual power distribution units ...

Page 34: ...llation manual shipped with the cabinet Installing the mounting rails in the cabinet is explained in a rails installation manual shipped with the rails Installing DPEs on the Mounting Rails in the Cabinet 1 In the cabinet set the main circuit breaker switches to the off position 2 Attach the clip of the ESD wristband strap to bare metal on the cabinet and put the wristband around your wrist with t...

Page 35: ...locked Insert the key in the door s latch Turn the key 180o clockwise Remove the key from the latch if desired If you do not remove the key it may fall to the floor after you open the door B Depress the door latch CAUTION Do not force the door open If the door snaps off its hinges reinstall it by positioning it at a 45o angle to the enclosure and snapping it into the hinge openings Latch To unlock...

Page 36: ...ecuring the DPE to the Cabinet Front Channel 6 Secure the rear mounts of the DPE to the back channels of the cabinet as shown in Figure 2 3 NOTE Only one hole in the enclosure bracket aligns with a hole on the channel The hole you use depends on where the rails are mounted in the cabinet Fasten the front of the enclosure to the front channels in the cabinet using two screws one per side ...

Page 37: ...g the DPE to the Cabinet Back Channel 7 Close the DPE front door as shown in Figure 2 4 The door must be closed for EMI compliance Open the door only to service the DPE Fasten the bracket at the back of each rail to the bottom left and right of the DPE using two screws one per side ...

Page 38: ... Rackmount DPE Figure 2 4 Closing and Locking the Front Door B If desired lock the door as follows Insert the key in the door s latch Turn the key 180o counterclockwise Remove the key if desired A Raise the door until it latches into place Latch To lock turn 180o counterclockwise Latch Key _ ...

Page 39: ... SP requires a unique FC AL address ID the front end address The FC AL protocol translates the address ID into an 8 bit arbitrated loop physical address ALPA Valid Fibre Channel address IDs range from 0 through 125 decimal 0 through 7D hexidecimal Each SP s Fibre Channel address ID must be unique on the Fibre Channel loop At the back of the DPE for each SP use the SP FC AL ID switches see Figure 2...

Page 40: ...ference Installing a Rackmount DPE Figure 2 5 SP Fibre Channel Arbitrated Loop Address ID Switches Back of SP FC AL address ID decimal Left switch setting Right switch setting 0 0 0 1 0 1 15 0 F 16 1 0 31 1 F 32 2 0 125 7 D 4 3 2 1 0 F E D C B A 9 8 7 6 5 4 3 2 1 0 8 7 6 5 ...

Page 41: ...an pack Remove the drive fan pack as shown below Figure 2 6 Removing the Drive Fan Pack 10 From the back of the cabinet plug the ac line cord into each power supply and turn on the supply s power as shown in Figure 2 7 A Grasp the latches on the drive fan pack B Squeeze the latches together and pull the pack from the enclosure ...

Page 42: ...ount DPE Figure 2 7 Plugging the AC Line Cord into the Power Supply and Turning on the Power Switch Channel ac power cord right angle plug ac inlet Power switch and circuit breaker Power switch and circuit breaker ac inlet ac power cord right angle plug Channel Bottom power supply Top power supply ...

Page 43: ...rt to the external environment as shown next When working with optical cables observe the following precautions Keep the covers on all optical cables and optical GBICs until you are ready to insert the cables The covers protect the cables and connectors and prevent foreign particles such as dust from entering and affecting the connection Do not leave an unused that is dangling cable connected to a...

Page 44: ...uns without support Do not pull long runs of cable It is best to lay the cable in place or pull only a few feet at a time Run the cables so that they are not stepped on or rolled over by anything Figure 2 9 Attaching Optical Cables to a DPE B A Fibre optic cable Cover Optical GBIC connector Cover A Remove the protective covers from each optical GBIC connector and each fibre optic cable B Plug the ...

Page 45: ...or the second LCC 16 Make sure all the slots in the DPE and in each DAE contain either CRUs or filler modules At least two disk modules are required in the DPE We recommend inserting them in slots 0 and 1 17 In the cabinet set the main circuit breaker switches to the on position The DPE and any DAEs in the cabinet will power up Copper cable Primary connector Expansion connector C Plug the other en...

Page 46: ...ion is powered down abnormally e g a brown out or ac failure data is saved to the storage system vault disks and not lost However when the DPE is powered back up again it may take longer to come online Turning Off the Power 1 Stop all I O activity to the DPE Stopping the I O allows the SP to destage cache data and may take some time The length of time will be based on criteria such as the amount o...

Page 47: ...the power supply to shut down an DPE Doing that effectively cuts out the SPS and write cache data cannot be saved to the vault drives which results in a cache dirty condition data loss When that happens LUNs become inaccessible and the unsolicited event log displays a message similar to Enclosure 0 Disk 5 0x90a Can t Assign Cache Dirty 0 0xafb40 0x14362c Navisphere Manager or Supervisor will show ...

Page 48: ...Installing a Rackmount DPE Binding Disk Modules into Groups After cabling a DPE and any DAEs you can bind disk modules into groups and set up storage system caching To bind disk modules and set up caching you will use a utility described in the server setup or installation manual ...

Page 49: ...le 3 9 Replacing the SP Fan Pack 3 14 Replacing an Optical GBIC 3 17 Removing an SP or an SP Filler Module 3 21 Installing or Replacing an SP Memory Module 3 24 Installing an SP or SP Filler Module 3 26 Replacing or Adding an LCC Module 3 30 Replacing the Drive Fan Pack 3 34 Replacing or Adding a Power Supply Module 3 36 Monitoring DPE Status Status lights on the DPE and its CRUs indicate error co...

Page 50: ...isible from the Front of the DPE Table 3 1 Status Lights Color Codes Front of DPE Light Quantity Color Meaning Enclosure Address 1 Green On to indicate enclosure address zero DPE Check 1 Amber On when any fault condition exists if the fault is not obvious from another fault light on the front look at the back of the DPE SP Fan Pack Check 1 Amber On when the SP fan pack is faulty not visible with f...

Page 51: ...ck of DPE Light Quantity Color Meaning SP Active 1 per SP Green On when the SP is operating normally or flashing when firmware is being loaded SP Check 1 per SP Amber On when an SP fault condition exists LAN Link Activity 1 per SP Green On when there is a valid Ethernet connection blinks during Ethernet activity LAN Speed 1 per SP Amber On when the Ethernet connection is a 100Base TX connection LC...

Page 52: ...ompliance and proper air flow over the CRUs While the DPE is powered up you can service or replace any CRU although removing an active LCC or SP will affect operating system access to the LUNs it controls Do not remove a faulty CRU until you have a replacement available You can remove the drive fan pack or SP fan pack while the DPE is powered up If the pack is removed for more than two minutes the...

Page 53: ...he DPE out of the cabinet you do not have to use cabinet anti tip devices when you upgrade or service a DPE If you need to power down a DPE either Shut down the main ac lines to the DPE or Remove the drive fan pack described on page 3 35 and set the power switch on each power supply to the off O position ...

Page 54: ...de CRUs from their antistatic packaging until you are ready to install them Gather together the ESD kit and all other materials you will need before you service a DPE Once servicing begins you should avoid moving away from the work site otherwise you may build up an electrostatic charge Use the ESD kit when handling any CRU If an emergency arises and the ESD kit is not available follow the procedu...

Page 55: ... the CRU back in the antistatic bag When you are ready again to install the CRU repeat these procedures Precautions When Removing Installing or Storing CRUs Use the precautions listed below when you remove handle or store CRUs Do not remove a faulty CRU until you have a replacement available Handle a CRU only when using an ESD wristband as follows attach the clip of the ESD wristband to the ESD br...

Page 56: ... to insert the cables The covers protect the cables and connectors and prevent foreign particles such as dust from entering and affecting the connection Avoid tight bends If you need to make a 90º bend do it over 6 to 12 inches Do not use optical cables to support weight That includes long cable runs without support Do not pull long runs of cable It is best to lay the cable in place or pull only a...

Page 57: ...periods when you are allowing it to spin down A disk module being inserted or removed may be damaged by a partially removed adjacent module Handle a disk module gently and use an ESD wristband Do not remove a faulty disk module until you have a replacement module with the same part number or a filler module available The part number PN005xxxxxx appears on the top or bottom of the module A replacem...

Page 58: ...ow Figure 3 2 Unlocking and Opening the Front Door C Lower the door until it is perpendicular to the front of the enclosure A If the door is locked Insert the key in the door s latch Turn the key 180o clockwise Remove the key from the latch if desired If you do not remove the key it may fall to the floor after you open the door B Depress the door latch CAUTION Do not force the door open If the doo...

Page 59: ...er disk module The activity lights show that the Core Software has rediscovered the FC loop A Grasp the filler module handle so your thumb is on the latch B Push the latch and pull the module from its slot Latch Latch B Grasp the disk module s handle so your thumb is on the latch C If the active light is on steadily push the latch and slowly pull the module about 3 cm 1 in from its slot Wait 30 se...

Page 60: ... up sequence see page 3 2 After inserting a disk module wait for the activity lights on the other drives to resume a steady flicker before inserting another module The activity lights show that the Core Software has rediscovered the FC loop 2 Remove and store the ESD wristband The door must be closed for EMI compliance when the DPE is powered up Open it only to replace or add a disk module A Grasp...

Page 61: ...door as shown below Figure 3 6 Closing and Locking the Front Door B If desired lock the door as follows Insert the key in the door s latch Turn the key 180o counterclockwise Remove the key if desired A Raise the door until it latches into place Latch To lock turn key 180o counterclockwise Latch Key ...

Page 62: ...available You can remove the fan pack while the DPE is powered up If the pack is removed for more than about two minutes the SPs and disk modules power down The SPs and disk modules power up when you reinstall the SP fan pack Removing the SP Fan Pack 1 At the front of the DPE grasp the SP fan pack cover at its sides and pull it from its ballstud mounts as shown below Figure 3 7 Removing the SP Fan...

Page 63: ...Pack Installing the SP Fan Pack 1 At the front of the DPE insert the replacement fan pack into the enclosure and push gently until the latches engage as shown next A Slide the latches on the fan pack inward as shown and hold them in B Grasp the handles and gently pull the pack from the enclosure ...

Page 64: ...ardware Reference Servicing and Upgrading a DPE Figure 3 9 Installing the Replacement SP Fan Pack 2 At the front of the deskside DPE grasp the SP fan pack cover at its sides and push it onto its ballstud mounts with the louvers slanted downward as shown next LED ...

Page 65: ...onnector Before removing any cables make note of which cables are connected to which SP ports 1 Remove any optical cables from the SP as shown next Place the original covers on all optical cables and optical GBIC connectors while they are disconnected The covers protect the cables and connectors and prevent foreign particles such as dust from entering and affecting the connection Ballstud ...

Page 66: ...cing and Upgrading a DPE Figure 3 11 Removing an Optical Cable from an SP B A Fibre optic cable Cover Optical GBIC connector Cover A Unplug the fibre optic cable from Port A and or Port B on the SP B Install protective covers on each optical GBIC connector and on each fibre optic cable ...

Page 67: ...emoving an Optical GBIC Connector from an SP Installing an Optical GBIC Connector 1 Install the optical GBIC connector s on the SP as shown next A B While pressing inward on the retaining clips pull the optical GBIC connector out of the SP You may need to wiggle the connector to unseat it Optical GBIC connector Retaining clip Retaining clip ...

Page 68: ...PE Figure 3 13 Installing an Optical GBIC Connector on an SP A B A Position the optical GBIC connector with the alignment slot toward the bottom Alignment slot Optical GBIC connector B Push the optical GBIC connector into SP Port A and or Port B until it is firmly seated and the retaining clips are engaged ...

Page 69: ...D wristband Do not remove a faulty SP until you have a replacement module or filler module available SPs GBICs and memory modules are separate CRUs New or replacement SPs are shipped without memory modules or GBICs When a memory module and or GBICs are ordered with the SP they will arrive with the SP however they will not be installed on the SP B A Fibre optic cable Cover Optical GBIC connector Co...

Page 70: ...as shown starting on page 3 25 To add memory to an installed SP you must first remove the SP as follows Before removing an SP from a storage system that has caching enabled you should disable the storage system cache using a utility described in the server setup manual 1 Perform the appropriate substep a If you are removing a filler module continue to the next step b If you are replacing the SP re...

Page 71: ...Filler Module Retaining screw one each side Ejector one each side A Loosen the retaining screws B Simultaneously open the ejectors as far as they will go C Gently pull the SP or filler module from the enclosure supporting it at its sides D If you removed an SP not a filler place it on a static free surface ...

Page 72: ...ory module a new one or one you removed from a returned SP and saved You must remove the memory modules and GBICs before you return a faulty SP Before removing or installing an SP or SP memory module observe the following Read Avoiding Electrostatic Discharge ESD damage on page 3 6 Before removing or installing the SP or SP memory module attach the clip of the ESD wristband to the ground on the SP...

Page 73: ...y one side or on both sides 1 Place the SP and the memory module DIMM on a static free work surface 2 On the SP install the DIMM in the appropriate connector as shown next A memory module has a notch on its edge near pin 1 so that you can insert it only one way Install memory modules one at a time and in order starting with connector 1 refer to Figure 3 17 Alignment notch A Use your thumbs to push...

Page 74: ...s When a memory module and or GBICs are ordered with the SP they will arrive with the SP however they will not be installed on the SP board Before you install a new or replacement SP you must install a memory module see page 3 24 Alignment notch Locking tabs Locking tabs A Lift the module out of its antistatic packaging and place the module into the connector B Ensure that the alignment notch is c...

Page 75: ...ronment each SP requires a unique FC AL address ID on the loop to communicate with a server host If you are installing a replacement SP set its address to be the same as that of the SP you removed If you are installing an add on SP set the address to a unique address on the loop The FC AL protocol translates the address ID into an 8 bit arbitrated loop physical address ALPA Valid Fibre Channel add...

Page 76: ...e DPE Hardware Reference Servicing and Upgrading a DPE Figure 3 18 Setting the SP Address ID 4 3 2 1 0 F E D C B A 9 8 7 6 5 4 3 2 1 0 8 7 6 5 FC AL address ID decimal Left switch setting Right switch setting 0 0 0 1 0 1 15 0 F 16 1 0 31 1 F 32 2 0 125 7 D ...

Page 77: ...ule as shown below Figure 3 19 Installing an SP or SP Filler Module A Open the ejectors as far as possible then gently push the module into the enclosure guides supporting it at both sides B Close both ejector handles simultaneously to fully seat the SP module C Tighten the retaining screws Ejector one each side Retaining screw one each side ...

Page 78: ... the corresponding loop for example SP A requires LCC A and SP B requires LCC B If you install an add on SP make sure a second LCC is installed in the DPE enclosure and in every DAE enclosure on the corresponding loop Replacing or Adding an LCC Module CAUTION Handle an LCC gently and use an ESD wristband Do not remove a faulty LCC until you have a replacement or filler module available DPEs with t...

Page 79: ...nstall the new add on LCC 2 If required remove any cable from the LCC expansion EXP port as shown below Figure 3 21 Removing a Copper Cable from an LCC B Grasp the filler module and pull it out of the enclosure A Pull up the latch on the filler module Latch up B Unplug the copper cable from the LCC connector A Loosen the two screws on the cable s connector Copper cable ...

Page 80: ...he wait allows the Core Software to discover that the LCC has been removed Continue to the next section to install the replacement LCC Installing an LCC CAUTION Handle an LCC gently and use an ESD wristband 1 Gently insert the LCC as shown in Figure 3 22 DPE LCCs are not the same as DAE LCCs Replace a failed LCC with one of the same type B Grasp the LCC and gently pull it out of its slot A Pull up...

Page 81: ...flicker If the disk activity lights do not flicker within 6 seconds remove the LCC and insert it again 2 If you are installing a replacement LCC reattach the copper cable on the EXP connector if required as shown next A Pull up the latch on the LCC B Align the LCC with the guide on the slot C Gently slide the LCC into the D Push down the latch until the LCC is fully seated in the slot Latch up Lat...

Page 82: ...N Handle a fan pack gently and use an ESD wristband Do not remove a faulty fan pack until you have a replacement unit available You can remove the fan pack while the DPE is powered up If the pack is removed for more than approximately two minutes the SPs and disk modules power down The SPs and disk modules will power up when you reinstall the drive fan pack Copper cable B Tighten the two screws on...

Page 83: ...ck light on the front panel turns on if it was not already on and the Cooling Check light on each power supply flashes Installing the Drive Fan Pack You can install the drive fan pack in either horizontal position For a consistent image with any DAEs installed above the DPE we recommend that you install it with the status light in the upper right corner A Grasp the latches on the drive fan pack B ...

Page 84: ...ly Module CAUTION To access a power supply module you must remove the drive fan pack If the drive fan pack is removed for more than two minutes the SPs and disk modules power down The SPs and disk modules will power up when you reinstall the drive fan pack Handle a power supply gently and use an ESD wristband Do not remove a power supply until you have a replacement supply or filler module availab...

Page 85: ... supply remove the power supply filler module as shown next If you are replacing a faulty power supply remove the power supply module itself as follows Removing a Power Supply Filler Module 1 Remove the drive fan pack as shown on page 3 35 2 Remove the filler module as shown in Figures 3 26 and 3 27 Figure 3 26 Removing the Bottom Filler Module Latch one per side Bottom filler module A Push each l...

Page 86: ...moving a Power Supply Module CAUTION Turn off the power supply before unplugging the ac line cord from the supply or removing the supply from the enclosure 1 Remove the drive fan pack as shown on page 3 35 2 Turn off the power supply and unplug its ac line cord as shown next Latch one per side Top filler module A Push the latches on both sides of the filler module towards the center B Pull the fil...

Page 87: ... and Unplugging the AC Line Cord Bottom power supply Top power supply Power switch ac inlet ac inlet Power switch Channel ac power cord right angle plug For each power supply to be removed a Set the power supply s switch to off 0 b Unplug the ac power cord from the supply s ac inlet c Remove the cord from the enclosure ...

Page 88: ...e as shown in Figures 3 29 and 3 30 Figure 3 29 Removing the Top Power Supply Module Latch A With your thumb push the latch up and then right as far as possible B Grasp the handle with one hand and gently pull the module from the enclosure supporting it with your other hand You may need to brace your hand against the supply module s handle ...

Page 89: ... Power Supply Module The top power supply is inverted with respect to the bottom power supply A With your thumb push the latch down and then left as far as possible B Grasp the handle with one hand and gently pull the module from the enclosure supporting it with your other hand You may need to brace your hand against the module s handle Latch ...

Page 90: ...ttom Power Supply Slot Latch C With your thumb push the latch right until it snaps up B Align the supply with the enclosure slot and gently push it into the slot until the latch moves to the middle of the slot A Make sure the module s latch is as far left in its slot as possible You may need to brace your hand against the module s handle ...

Page 91: ...upply Latch Slot B Align the module with the slot and gently push it into the slot until the latch moves to the middle of the slot A Make sure the module s latch is as far right in its slot as possible C With your thumb push the latch left until it snaps down You may need to brace your hand against the supply s handle ...

Page 92: ... ac inlet ac inlet Power switch Channel ac power cord right angle plug a Plug the right angle plug on the ac line cord into the supply s ac inlet For each power supply d Route the cord along the power supply to the side of the enclosure c Bend the cord into a U shape and slide the U into the channel so the end of the cable comes out of the channel at the back of the enclosure The cord must not occ...

Page 93: ...ted power Typical values will be less depending on the number and manufacturer of disk modules These values represent either The values for the line cord of a DPE with a single power supply The total values shared by the line cords of two power supplies in the same DPE with the division between the line cords and supplies at the current sharing ratio A failure of one of the two power supplies in t...

Page 94: ...supply ac protection 12 A thermal circuit breaker on each power supply ac inlet type IEC320 C14 appliance coupler Hold up time 10 ms min at 50 Hz Current sharing 60 max 40 min Item Measurement Height 28 59 cm 11 25 in 6 5 NEMA units U including mounting hardware Width 44 5 cm 17 5 in mounting bars fit standard 19 inch NEMA cabinets Depth 70 02 cm 27 57 in front door to back of drive fan pack 67 10...

Page 95: ...n and Compliance A stand alone DPE will be tested and certified for compliance with the international environmental and safety specifications listed next Each DPE will be marked to indicate such compliance and certification as required Type 50 µm or 62 5 µm multi mode dual SC Length 50 µm 2 m 6 6 ft minimum to 500 m 1 650 ft maximum 62 5 µm 2 m 6 6 ft min to 300 m 985 ft maximum Bend radius 3 cm 1...

Page 96: ...S and CB REPORT Standard Description FCC Part 15 Class A Radio Frequency Device Requirements ICES 003 Class A Interference Causing Equipments Standard Digital Apparatus CE Mark European EMC Directive Low Voltage Directive Requirements Including CISPR22 Class A Limits Methods of Measurement of Radio Interference Characteristics of ITE and EN55022 Class A VCCI Class A Voluntary Control Council for I...

Page 97: ...ove for temperature and humidity must not be exceeded inside the closed cabinet in which the DPE and any DAEs are mounted Mounting equipment in a cabinet directly above or below a DPE does not restrict air flow to the DPE because air flows through the DPE from front to back Cabinet doors must not impede the front to back air flow Requirement Description Ambient temperature 10 C to 40 C 50 F to 104...

Page 98: ...e Reference Technical Specifications and Operating Limits Shipping and Storage Requirements Requirement Description Ambient temperature 40 C to 65 C 40 F to 149 F Temperature gradient 25 C hr 77 F hr Relative humidity 10 to 90 noncondensing Elevation 7625 m 25 000 ft ...

Page 99: ...ray storage system the procedure by which you hardware format one or more disk modules into one LUN logical unit usually as one several types of RAID group B BTU British Thermal Unit A standard measure of a device s heat output C cache See storage system caching CRU customer replaceable unit A hardware component such as a disk module that anyone can install or replace D DAE Disk Array Enclosure A ...

Page 100: ...t 0 on a DPE that helps establish a unique address for each disk module on an FC AL loop You must set the EA on each DAE Since the DPE EA is 0 you might set the first DAE EA to 1 the second to 2 and so on up to a total of 12 enclosures EMI electromagnetic interference Electronic radiation emitted by an electrical device The levels of EMI are strictly controlled for data processing equipment The EM...

Page 101: ...hat allows multiple servers and targets such as storage systems to connect at a central point A single hub configuration appears as a single loop J JBOD just a box of disks Another application for DAE Disk Array Enclosure L LCC link control card A CRU in an enclosure that connects Fibre Channel signalling to the disk modules Provides fiber channel connectivity between the SP disks and other enclos...

Page 102: ...ailure of one supply You can replace a power supply under power without interrupting applications PLDA private loop direct attach profile A standard for FC AL disk drives R replace under power The storage system provides replace under power capability allowing you to replace for example a disk module or a fan module without powering down the storage system Applications continue while you replace t...

Page 103: ...case of a power outage An SPS is required for storage system write caching If power fails the SPS allows the SP to write the data from its cache to disk You can replace an SPS under power without interrupting applications For SPS installation and cabling information refer to the Standby Power Supply SPS Installation and Maintenance document See Related Documentation on page xiii storage processor ...

Page 104: ...g 6 EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference Glossary ...

Page 105: ...ling DPE in 2 3 requirements 2 3 cables connecting 2 13 copper reattaching to LCC 3 34 removing from LCC 3 31 specifications for LCC A 3 DPE to DAE 2 15 optical attaching to DPE 2 14 bend radius A 3 replacing 3 17 technical specifications A 3 optical handling 3 8 requirements 2 2 carrier drive 1 13 Check light DPE components 3 2 3 3 configurations 1 17 Cooling Check light 3 4 copper cabling LCC sp...

Page 106: ...1 8 3 3 DPE Disk Array Processor Enclosure about 1 17 ac power requirements A 1 addressing requirements 2 2 cabling requirements 2 2 components 1 3 1 4 configurations 1 17 defined g 2 depth A 2 description 1 4 disk module See disk module 1 12 drive fan pack description 1 14 removing 2 11 drive fan pack See drive fan pack 1 15 enclosure front panel 1 8 midplane 1 8 fillers 1 4 front door descriptio...

Page 107: ...ated Loop address ID about 2 3 defined g 2 switches for 2 9 back end front end defined 1 10 back end LCC 1 11 cabling DPE to DAE 2 15 requirements 2 2 disk standards 1 12 Fibre Channel adapter FC adapter 1 3 1 10 g 3 related standards A 5 fillers 1 4 disk removing 3 10 power supply removing 3 37 SP installing 3 26 SP removing 3 21 front door description 1 9 front end defined 1 10 front panel descr...

Page 108: ...ttaching ac line cord 3 44 defined g 4 description 1 13 removing filler 3 37 replacing 3 36 status lights 1 14 3 3 turning off 3 39 turning on 3 44 powering down DPE 3 5 3 39 powering up DPE 3 44 power supply filler removing 3 37 powerup and initialization sequence 2 16 R RAID configurations binding 2 18 removing copper cables from LCC 3 31 drive fan pack 2 11 memory modules 3 24 optical cables fr...

Page 109: ...ply defined g 5 standards certification compliance A 3 electromagnetic interference EMI standards certification compliance A 5 status lights See lights 3 2 status monitoring DAE 3 1 storage system caching defined g 5 SP description 1 9 technical specifications A 1 switches FC AL address ID 2 9 T technical specifications DPE A 1 turning off power supply 3 5 3 39 turning on power supply 3 5 3 44 V v...

Page 110: ...EMC Fibre Channel Disk Array Processor Enclosure DPE Hardware Reference i 6 Index ...

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