Rorke Data Galaxy A16F-G2422 Installation And Hardware Reference Manual Download Page 1

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Galaxy Raid

Model A16F-G2422

FC-4G to SATA-II RAID Subsystem

Installation and Hardware

Reference Manual

Version 070106

Version 1.0 (08, 2005)

Summary of Contents for Galaxy A16F-G2422

Page 1: ...Galaxy Raid Model A16F G2422 FC 4G to SATA II RAID Subsystem Installation and Hardware Reference Manual Version 070106 Version 1 0 08 2005 ...

Page 2: ...ation and Hardware Reference Manual ii Contact Information Americas Rorke Data Inc 9700 West 76th St Eden Prairie MN 55344 USA Tel 1 800 328 8147 Fax 1 952 829 0988 sales rorke com techsupport rorke com http www rorke com ...

Page 3: ...eof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Rorke Data reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation to notify any person of such revisions or changes Product specifications are also subject to change without prior notice Trademarks Galaxy an...

Page 4: ...ment is operated 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 harmful interference in which case the user will be required to correct the interference a...

Page 5: ...ard to establishing a satisfactory level of safety for persons using the device and for the area surrounding the apparatus This standard covers only safety aspects of the above apparatus it does not cover other matters such as style or performance ITE BSMI Class A CNS 13438 for Taiwan This device is in conformity with the CB safety specifications ...

Page 6: ...s 1 11 1 3 GALAXY MONITORING 1 12 1 3 1 I2C bus 1 12 1 3 2 LED Indicators 1 12 1 3 3 Firmware FW and RAIDWatch GUI 1 13 1 3 4 Audible Alarms 1 13 1 4 HOT SWAPPABLE COMPONENTS 1 13 1 4 1 Hot swap Capabilities 1 13 1 4 2 Components 1 13 1 4 3 Normalized Airflow 1 14 CHAPTER 2 HARDWARE INSTALLATION 2 1 INSTALLATION OVERVIEW 2 1 2 2 INSTALLATION PRE REQUISITES 2 1 2 3 SAFETY PRECAUTIONS 2 2 2 3 1 Prec...

Page 7: ...fault Threshold Values 3 10 3 3 2 Failed Devices 3 11 3 4 I2C MONITORING 3 11 CHAPTER 4 SUBSYSTEM CONNECTION AND OPERATION 4 1 FC HOST CONNECTION PREREQUISITES 4 1 4 1 1 Choosing the Fibre Cables 4 1 4 1 2 FC Lasers 4 2 4 1 3 FC Speed Auto detection 4 2 4 1 4 SFP Transceivers 4 2 4 2 TOPOLOGY AND CONFIGURATION CONSIDERATIONS 4 3 4 2 1 Basic Configuration Rules 4 3 4 2 2 Fibre Channel Topologies 4 ...

Page 8: ... 5 14 5 7 1 Hard Drive Maintenance Overview 5 14 5 7 2 Replacing a Hard Drive 5 15 APPENDIX A UNINTERRUPTIBLE POWER SUPPLY A 1 UNINTERRUPTIBLE POWER SUPPLY OVERVIEW A 1 A 2 COMPATIBLE UPS SUPPLIES A 1 A 3 SERIAL COMMUNICATION CABLES A 1 A 4 CONNECTING THE UPS TO THE SUBSYSTEM A 2 A 4 1 Connect the PSU Module Power Cords A 2 A 4 2 Set the Baud Rate A 2 A 4 3 Connect COM2 A 2 A 5 POWER ON A 3 A 6 UP...

Page 9: ...m modules using the retention screws eject levers and the metal frames face plates Avoid touching PCB boards and connector pins To comply with safety emission or thermal requirements none of the covers or replaceable modules should be removed Make sure that during operation all enclosure modules and covers are securely in place Be sure that the rack cabinet into which the subsystem chassis will be...

Page 10: ... details about the hardware installation process Briefly describes how to monitor the subsystem Describes how to maintain the subsystem This manual does not Describe components that are not user serviceable Describe the configuration options of firmware using terminal emulation programs or the RAIDWatch GUI software that came with your subsystem Give a detailed description of the RAID controllers ...

Page 11: ...acts They can be read in any order Each statement is preceded by a round black dot Numbered Lists Numbered lists are used to describe sequential steps you should follow in order Important information that users should be aware of is indicated with the following icons NOTE These messages inform the reader of essential but non critical information These messages should be read carefully as any direc...

Page 12: ...st software or firmware updates Problems that occur during the updating process may cause unrecoverable errors and system down time Always consult technical personnel before proceeding with any firmware upgrade NOTE The firmware version installed on your system should provide the complete functionality listed in the specification sheet user s manual We provide special revisions for various applica...

Page 13: ...per cable 4 1 Data Compare Errors 5 15 DDR RAM DIMM module 1 9 5 2 5 6 DIMM socket 1 7 drive bays 2 9 INDEX drive channel 1 9 drive ID 1 4 drive tray front panel 1 6 drive tray installation 2 10 drive tray LED 1 6 3 4 drive tray maintenance 5 14 drive tray 1 6 2 9 2 10 4 7 5 15 Drive Trays 3 3 dual fan cooling module 1 1 electrical earth connection 2 2 electronic noise 4 3 electrostatic discharge ...

Page 14: ...Components 2 5 PSU Bracket 5 9 PSU module maintenance 5 9 PSU module 1 1 3 3 5 1 PSU module replace 5 10 PSU printing mark 5 9 PSU 1 4 1 10 3 7 5 10 quick installation guide 2 5 rack cabinet 2 2 RAIDWatch User s Manual 2 5 RAIDWatch 1 13 3 1 rear panel 1 4 1 5 Regenerating logical drive parity 4 10 retention screws 2 2 RJ 45 3 6 safety precaution 2 2 5 3 SATA chip 1 1 SATA drive installation 2 9 S...

Page 15: ...oller module The controller module is accessed through the rear of the GALAXY and is comprised of a PCB board a rear faceplate and a metal canister An optional battery backup unit BBU can be installed in the upper left side of the controller module when viewed from the rear of the subsystem The independent BBU is also accessible and hot swappable through the rear panel of the GALAXY I O signals co...

Page 16: ...chassis is an enhanced 3U metal chassis divided into front and rear sections which are respectively accessed through front and rear panels Pre drilled mounting holes in the sides of the 3U RAID subsystem enclosure allow you to attach separately purchased slide rails so that you can install the enclosure into a rack or cabinet Please see Figure 1 2 for the components locations in the subsystem and ...

Page 17: ...des an easy way for you to monitor and configure your subsystem The front panel of the GALAXY RAID subsystem described in this manual is shown in Figure 1 3 A description of each front panel component is given below Figure 1 3 GALAXY Front View The front panel shown in Figure 1 3 accommodates the following components Drive bays with drive tray canisters The subsystem has sixteen 16 drive bays in t...

Page 18: ...et covers the lower section of controller model slot and BBU slot The rear panel of the GALAXY described in this manual is shown in Figure 1 5 A description of each rear panel component is given below Figure 1 5 GALAXY Rear View The rear panel shown in Figure 1 5 accommodates the following components RAID controller module A single controller module is installed in the GALAXY The controller module...

Page 19: ...mponents facilitates their easy installation and removal Hot swap mechanisms are incorporated to eliminate power surges and signal glitches that might occur while removing or installing these modules Each component is further described below 1 2 1 LCD Panel Figure 1 6 LCD Panel The LCD panel shown in Figure 1 6 consists of a 16x2 character LCD screen with push buttons and LED status indicators The...

Page 20: ...ropping it or resting heavy objects on it The drive tray has been customized to fit into the drive bays in the ES subsystem If the drive bay superstructure is deformed or altered the drive trays may not fit into the drive bay 1 2 3 RAID Controller Modules Figure 1 8 Controller Module The RAID controller module that shipped with your subsystem contains a metal bracket a main circuit controller boar...

Page 21: ...controller board for easy insertion of the DDR RAM DIMM module Cooling module speed detection When the system temperature breaches the high temperature threshold the cooling modules in the subsystem will automatically switch to high fan speed to cool the subsystem down 1 2 4 Controller Module Interfaces All external interfaces that connect to external devices are located on the controller module r...

Page 22: ...st be used to protect against emissions Connect the other end of the Ethernet cable to a LAN hub port of the local network LED indicators Each controller board rear panel comes with eight 8 LED indicators labeled from 1 to 6 and from A to B Please refer to Chapter 3 for information on how to monitor your subsystem using the LED indicators Levers Two 2 levers located on the sides of the controller ...

Page 23: ... BBU must be charged to its full capacity It normally requires approximately seven 7 hours for the battery to be fully charged If the battery is not fully charged after seven 7 hours there is a problem with the BBU and you should contact your subsystem vendor immediately While the battery is being charged the LED on the BBU rear panel and the fifth LED on the rear panel of the controller module wi...

Page 24: ...A retention screw at the top of the PSU module secures the PSU to the enclosure To remove the PSU the retention screw must be removed first When installing a new PSU module make sure that the retention screw has been firmly secured PSU specifications are shown in Appendix B 1 2 8 Cooling Modules Figure 1 12 Cooling Module The GALAXY is equipped with two 2 1U dual fan redundant hot swappable coolin...

Page 25: ...an rotation speed The preset value for event notification can be changed using the firmware embedded configuration utility while the fan speed trigger is not a user s option Please refer to the User s Operation Manual for the options with event notification values The cooling module specifications are listed in Appendix B 1 3 GALAXY Monitoring The GALAXY RAID subsystem comes with several monitorin...

Page 26: ...an be installed on a remote computer and accessed via the web The manager communicates with the array via the connection of the existing host interface or Ethernet link to the array s LAN port 1 3 4 Audible Alarms The GALAXY subsystem comes with audible alarms that are triggered when certain active components fail or when certain controller or subsystem thresholds are exceeded Whenever you hear an...

Page 27: ...e components be removed from the subsystem 1 4 2 Components The following components are hot swappable PSUs Cooling modules Optional BBU Hard drives NOTE Instructions on how to replace these hot swappable components are given in Chapter 5 1 4 3 Normalized Airflow Proper subsystem cooling is referred to as normalized airflow Normalized airflow ensures the sufficient cooling of the subsystem and is ...

Page 28: ...4 2 Components 1 13 1 4 3 Normalized Airflow 1 13 audible alarm 1 13 auto negotiate speed 1 7 auto negotiate speed 1 8 backplane 1 1 1 5 battery backup unit 1 1 BBU 1 1 BBU module 1 9 chassis 1 2 COM port 1 8 configuration 1 3 controller lever 1 9 controller module 1 6 cooling fan module 1 11 cooling module 1 1 1 5 1 11 cooling module slot 1 11 DDR RAM DIMM module 1 9 DIMM socket 1 7 drive channel...

Page 29: ...nts 1 15 power switch 1 4 PSU 1 4 1 10 PSU module 1 1 RAIDWatch 1 13 rear panel 1 4 1 5 SATA chip 1 1 SATA hard drive 1 1 SFP connector 1 7 SFP module 1 8 status checking 1 3 terminal emulation program 1 13 troubleshooting 1 3 VT 100 terminal 1 8 ...

Page 30: ...es to your system 2 2 Installation Pre requisites 1 Static free installation environment The GALAXY subsystem must be installed in a static free environment to minimize the possibility of electrostatic discharge ESD damage See Section 2 3 2 Component check Before installing the GALAXY subsystem you should first check to see that you have received all the required components See Section 2 5 If any ...

Page 31: ...n the enclosure and will consequently lead to system overheating Keep a faulty module in place until you have a replacement unit and you are ready to replace it 3 An enclosure without disk drives can weigh over 24 kilograms 53 pounds Two 2 people are required to install or relocate the subsystem Drives should be removed from the enclosure before moving the subsystem 4 Airflow considerations The su...

Page 32: ...plastic vinyl and Styrofoam in your work area Handle all components by holding their edges or metal frames Avoid touching the exposed circuitry on PCB boards and connector pins 2 4 General Installation Procedure Following all the instructions provided below can save subsystem installation time Detailed illustrated instructions for each component are given in the following sections CAUTION To ensur...

Page 33: ...r cords that came with the subsystem to connect the subsystem to the main power source Use the self purchased Fibre cable to connect a host port to the host computer or an external device Step 6 Power up Once the components have been properly installed and all cables are properly connected you can power up the subsystem and configure the RAID array See Section 4 4 2 4 1 Installation Procedure Flow...

Page 34: ...tains the enclosure chassis with all the pre installed components The other two 2 boxes contain the power cords and accessory items Accessory items include an audio jack to DB9 cable null modem Quick Installation Guide screws and a CD containing the Installation and Hardware Reference Manual this document the User s Operation Manual Firmware RAIDWatch Management Software and the RAIDWatch User s M...

Page 35: ...ecologically responsible manner Dispose used BBU at authorized battery disposal sites only Do not use nor leave the BBU near a heat source Heat can melt the insulation and damage other safety features of battery cells possibly leading it to acid leak and result in flames or explosion Do not immerse the BBU in water nor allow it to get wet Its protective features can be damaged Abnormal chemical re...

Page 36: ...sis A metal sheet covers the BBU slot on the rear panel of the subsystem The metal sheet is attached to the chassis with two 2 screws These screws must be removed To loosen turn the screws counterclockwise See Figure 2 2 Figure 2 2 Remove the Metal Sheet Retention Screws Step 2 Remove the metal sheet It may be difficult to remove the metal sheet as it is embedded in the subsystem chassis If you ar...

Page 37: ...een removed the BBU can be installed To do this align the BBU with the slot from which the metal sheet was removed and then gently push the BBU into the slot See Figure 2 4 Figure 2 4 Install the BBU Step 4 Secure the BBU to the enclosure Tighten the two 2 retention screws on the back of the BBU The BBU comes equipped with a charger circuit Once the BBU is properly installed the installation proce...

Page 38: ...the same storage capacity Profile The drive trays and bays of the system are designed for 3 5 inch wide x 1 inch high hard drives It is highly recommended that you do not try to use drives of any other size Drive type The GALAXY described in this manual can use SATA II or SATA I hard drives Please ensure that you purchase the correct hard drives CAUTION The hard drives and drive trays should only ...

Page 39: ... 32 flat head screws See Figure 2 5 2 9 Drive Tray Installation Once the hard drives have been installed in the drive trays the drive trays must be installed into the GALAXY WARNING All drive trays must be installed into the enclosure even if they do not contain a hard drive If the trays are not installed into the enclosure the ventilation required for cooling will not be normalized and the subsys...

Page 40: ...ith the slot in which you wish to insert it Make sure that it is resting on the rails inside the enclosure and then gently slide it in This should be done smoothly and gently Figure 2 8 Installing a Drive Tray Step 4 Close the front flap on the drive tray Make sure the front flap is closed properly to ensure that the connector at the back of the hard drive is firmly connected to the corresponding ...

Page 41: ...designed to fit into a standard cabinet or rack Two 2 slide rails are available for installing the subsystem into a rack or cabinet Please contact your system vendor for further details The subsystem should be installed in the rack or cabinet before the hard drives and the drive trays are installed If the drive trays with the associated hard drives are installed the subsystem will be too heavy to ...

Page 42: ...Chapter 2 Hardware Installation 2 13 ...

Page 43: ...ET INSTALLATION 12 accessory items 5 Airflow 2 airflow clearance 2 audio jack cable 5 authorized battery disposal sites 6 BBU Warnings 6 Cabling 1 capacity 9 component check 1 controller module installation 6 drive bays 9 drive tray 10 drive tray installation 10 drive trays 9 electrical earth connection 2 electrostatic discharge 1 ESD damage 3 faulty module 2 front flap 11 Generic Operation Manual...

Page 44: ...ports Device status information can be obtained from the FW The FW is fully described in the User s Operation Manual that came with your system Please refer to this manual for further information RAIDWatch RAIDWatch is a fully integrated Java based Graphics User Interface GUI that came with the subsystem and can be used to monitor and maintain the subsystem and the RAID controllers using your web ...

Page 45: ...f any of a number of threatening events occur These events usually jeopardize the functional and operational integrity of the controller board and must be heeded at all times Events such as a breach of the temperature threshold will trigger the alarm and if an onsite subsystem manager is present the manager should use either the LCD panel or the PC hyper terminal to determine the cause of the alar...

Page 46: ...3 2 2 LCD Panel The LCD panel shown in Figure 3 1 consists of five 5 buttons three 3 LEDs and a 16x2 character LCD screen that indicates subsystem status Press the ENT button for two 2 seconds on the initial screen to enter the main menu Press the ESC button to clear the current event Press the UP and DOWN arrow keys to select viewing items In the last item View and Edit Event Logs the most recent...

Page 47: ...F indicates that the subsystem and all its components are operating correctly Table 3 2 LCD Panel LED Definitions NOTE During the power up process the LCD panel ATTEN LED will be turned on If the subsystem boots up correctly then the ATTEN LED will be turned off after the boot up procedure is complete 3 2 3 Drive Tray LEDs Two 2 LED indicators are located on the right side of each drive tray See F...

Page 48: ...ear panel of the controller module is shown in Figure 3 3 below The LEDs are numbered from 1 6 and A B The LED definitions are shown in Table 3 4 below Figure 3 3 Controller Module Rear Panel LED Name Color Status 1 Ready Green ON indicates the controller is active and operating properly OFF indicates the controller is not ready for operation 2 Hst Bsy Host Busy Green FLASHING indicates there is a...

Page 49: ...re shown in Table 3 5 below LED Name Color Status A CH0 LINK Green ON indicates that channel 0 link has been established OFF indicates that channel 0 link has not been established B CH1 LINK Green ON indicates that channel 1 link has been established OFF indicates that channel 1 link has not been established Table 3 5 Controller Module Channel Status LEDs 3 2 5 LAN Port LEDs A shielded Ethernet ca...

Page 50: ...ght side of the BBU on the subsystem rear panel See Figure 3 5 The function is the same as the sixth LED on the controller module Figure 3 5 BBU LED Location LED Name Color Status BBU Status Amber ON indicates the BBU has failed and cannot sustain the cache memory Please re charge the BBU or contact your system vendor to verify the problem OFF indicates the BBU is sufficiently charged and can sust...

Page 51: ...in the subsystem You may also check the readings from other sensors within the enclosure Airflow might have been disrupted by the absence of one or several major modules or the failure of a cooling fan Once the thermal condition is improved charging will resume automatically 2 If a new battery module has been charged for over seven 7 hours and this event is issued you may remove and re install the...

Page 52: ... two 2 red LEDs on the back Each LED corresponds to a single fan in the cooling module See Figure 3 7 When the LED is on it indicates the fan has failed When the LED is off it indicates the fan is functioning properly Figure 3 7 Cooling Module LEDs and Cooling Fan Locations The GALAXY has a novel approach to stabilizing the temperature within the subsystem When the intelligent sensors on the backp...

Page 53: ... the audible alarm is ignored and the problem is not rectified unexpected damages may occur 3 3 1 Default Threshold Values NOTE The threshold values listed below are used to trigger a warning event and sound the alarm A different value set is reserved for triggering the cooling fans to operate at a high rotation speed The fan speed value set is not user configurable Table 3 9 shows the default thr...

Page 54: ...ontroller s charger circuits will stop charging You will then receive a message that says Thermal Shutdown Enter Sleep Mode When the temperature falls back within normal range the battery will resume charging 3 4 I2 C Monitoring Presence detection and the general working status of the cooling fan and other modules are monitored through an I2 C serial bus If any of these modules fail you will be no...

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Page 56: ...I2 C Monitoring 3 11 alarm 3 2 audible alarm 3 2 3 9 3 10 BBU LED 3 7 controller module 3 5 3 6 Controller Modules 3 3 cooling module 3 8 Cooling Module 3 3 cooling module LED 3 7 drive tray LED 3 4 Drive Trays 3 3 Ethernet port 3 1 3 6 firmware 3 1 functional integrity 3 2 Generic Operation Manual 3 1 3 9 I2 C 3 2 3 10 LAN Port LED 3 6 LCD panel 3 2 LCD Panel 3 3 LED 3 2 monitoring 3 1 mute butto...

Page 57: ...bre Channel standard allows for both copper and optical connections Copper cable is cheaper but limited to lengths of less than 30m Optical cable can be used over longer distances and have been shown to be more reliable Due to the extremely demand of high data transfer rate optical cables are preferred for 4Gb s Fibre connectivity Optical cables are also less susceptible to EMI Fibre cables are ex...

Page 58: ...these safety features however they can still inflict damage 4 1 3 FC Speed Auto detection Speed auto detection is specified by the Fibre Channel standard If a 2Gb s port is connected to a 4Gb s port it will negotiate down and run at 2Gb s If there are two 4Gb s ports on either end of the link the link will be run at 4Gb NOTE If the Fibre Channel cable being used is too long for your system it may ...

Page 59: ...drive channels the transfer rates and the mechanical performance of the hard disks should be considered When cabling follow all the Fibre channel specifications Pay attention to signal quality and avoid electronic noise from adjacent interfaces The drives in the same logical array should have the same capacity but it is preferred that all the drives have the same capacity A spare drive should have...

Page 60: ...uter s through either a Fibre Channel hub or a Fibre switch NOTE To create dual redundant data paths on the host side it is necessary for third party failover software to be installed on the host computer 4 2 4 Unique Identifier The unique identifier is a user specified 16 bit hexadecimal number that is used to assign a FC port number to the active controller Each controller is assigned a separate...

Page 61: ...figuration shown in Figure 4 1 one 1 GALAXY subsystem is connected to two 2 host computers Data path redundancy makes sense when the following configurations are available 1 These two computers are clustered 2 Cluster software is installed 3 The same storage volume s are made available on both host ports The surviving computer can access the array in the event of single computer failure Figure 4 1...

Page 62: ...ge volume s are presented on either of the host ports The host management software should direct the data flow through a surviving path in the event of single path failure Figure 4 2 Connect Galaxy Raid Subsystem to Single Host Connections The input ports on the subsystem FC CH0 and FC CH1 are connected to two separate HBAs on a host computer Redundant Data Paths In the configuration shown above t...

Page 63: ...e All the subsystem components have been acclimated to the surrounding temperature 4 4 2 Power On Procedure When powering on the GALAXY Raid please follow these steps Step 1 Power on the Fibre Channel connection devices These devices include the hubs switches and any other such device that have been connected to the GALAXY Raid Please refer to the manual that came with your FC device to see the po...

Page 64: ...wn power on procedures 4 4 3 Power On Status Check Once the GALAXY has been powered on the status of the entire subsystem should be checked to ensure that everything is running smoothly and that there are no complications or malfunctions 1 Controller module LEDs The Controller Ready Host Busy and Drive Busy LEDs should all flash green 2 Drive tray LEDs The green LEDs for all the drive trays that c...

Page 65: ...ation Manual for more details NOTE The subsystem has been designed to run continuously If a component fails the fault can be corrected online 4 4 4 LCD Screen When powering on the subsystem the following messages should appear on the front panel LCD screen Wait for the front panel LCD to show READY or No Host LUN before the host boots up Refer to Figure 4 4 on how to read the screens Figure 4 4 Th...

Page 66: ...an are taking place Step 1 Stop I O access to the system Stop all I O access to the GALAXY Raid subsystem Please refer to the related documentation of your applications Step 2 Flush the cache Locate the C_Dirty LED on the back of controller module to check if there is still cached data in memory Use the Shutdown Controller function to flush all cached data This prepares the RAID subsystem to be sa...

Page 67: ...CD Screen 9 4 5 POWER OFF PROCEDURE 10 ambient temperature 7 BBU 7 bi directional data link 2 Cable connection 7 copper cable 1 drive tray 7 electronic noise 3 fabric topology 4 failover software 6 FC AL 3 Fibre cable 1 Full redundancy 5 6 Generic Operation Manual 9 hard drives 7 HBA 4 host computers 5 6 I O access 10 I O traffic 5 6 laser 2 laser types 2 LC connector 2 LCD 9 LCD Screen 9 LUN mapp...

Page 68: ...ll be disrupted and the system will overheat causing damage to the subsystem All of the following components can be replaced in case of failure 1 Controller module Section 5 2 2 Memory module Section 5 3 3 BBU Section 5 4 4 PSU module Section 5 5 5 Cooling module Section 5 6 6 Hard drive Section 5 7 5 1 2 General Notes on Component Replacement With the exception of the RAID controller module all o...

Page 69: ... subsystem ensure that the power has been turned off and that all precautionary measures without exception are adhered to The controller board is very sensitive component and can be easily damaged WARNING When inserting a removable module take heed that DO NOT USE EXCESSIVE FORCE Forcing or slamming a module can damage the pins on the module connectors either on the module itself or on the backpla...

Page 70: ...member that the controller board is one of the most sensitive components in the GALAXY All previously stipulated safety precautions see Section 2 3 must be strictly adhered to Failure to adhere to these precautions can result in permanent damage to the controller board resulting in lengthy delays for the end user For your own safety and that of the subsystem make sure that no power is being suppli...

Page 71: ...r Module If the controller module itself has failed it must be replaced To replace a failed controller module Step 1 Remove the controller module from the subsystem see Section 5 2 3 If the DIMM module is undamaged it can be removed and reinstalled on the new controller module For instructions on removing and installing a DIMM module please see Section 5 3 Step 2 Install the DIMM module onto the n...

Page 72: ...t position Figure 5 4 Lifting the Controller Module Latches Upward Step 5 Secure the controller module to the subsystem by installing the two 2 screws on the levers See Figure 5 5 Figure 5 5 Installing the Controller Module Screws Step 6 Re attach all the cables that were removed These include the cables that connect to the host and the expansion chassis any Ethernet cable that was previously atta...

Page 73: ...nstallation considerations When installing the DDR RAM DIMM module it is necessary to remove the controller module The controller board is more susceptible to damage than the other components and must be handled with extreme care Secure installation When replacing the DIMM module make sure that the new DIMM module is firmly in place prior to re installing the controller module If the DIMM module i...

Page 74: ...er module back in its original location See Section 5 2 3 5 4 Replacing a Faulty BBU The GALAXY houses one 1 BBU that can sustain cache memory in the event of a power failure or in the extremely unlikely event of both PSUs failing The BBU provides additional data security and helps minimize the loss of data during power shutdowns Each BBU consists of a bracket battery pack and a PCB board that con...

Page 75: ... 8 Removing the BBU Step 2 Install the new BBU Align the BBU with the slot and then gently push the BBU into the slot See Figure 5 9 Step 3 Secure the BBU to the subsystem by fastening the two 2 retention screws on the back of the BBU Figure 5 9 Installing the BBU Step 4 Reset the subsystem for the new BBU to take effect The LED should start flashing to indicate that BBU is being charged When the ...

Page 76: ...redundant PSU modules The GALAXY is preinstalled with two 2 460W fully redundant hot swappable PSU modules These modules are located at the rear of the subsystem PSU bracket Each PSU module is permanently mounted in a two level steel bracket creating a single unit The PSU is located in the upper level and a removable cooling module is mounted in the lower level When removing the PSU from the subsy...

Page 77: ...gh the PSU modules are fully redundant it is not advisable to run the GALAXY with a single PSU module for an extended period of time If the second PSU module fails the subsystem will be shut down To replace a PSU please follow these steps Step 1 Turn off the PSU Using the power switch can be found on the right side of each PSU module See Figure 5 12 Step 2 Remove the power cable that connects the ...

Page 78: ...Section 5 6 WARNING When a PSU is pulled out of the chassis the cooling module beneath the PSU is removed from the chassis at the same time It is recommended that the replacement procedure is completed in less than five 5 minutes to prevent the subsystem from overheating Step 7 Insert the previously removed cooling module into the new PSU module See Section 5 6 Step 8 Insert the new PSU module int...

Page 79: ...ling Module Maintenance 5 6 1 Cooling Module Overview Cooling Module Overview Redundant cooling modules The GALAXY is equipped with two 2 redundant hot swappable dual blower cooling modules located on the lower level of the subsystem rear panel These cooling modules control the internal operational temperature of the subsystem and therefore their working integrity should be maintained at all times...

Page 80: ...h the two 2 black latches located on the rear surface of the module itself To replace the cooling module please follow these steps WARNING Although the cooling modules are fully redundant it is not advisable to run the GALAXY with a single cooling module for an extended period of time If the remaining cooling module fails the system is at risk of sustaining irreparable damage Keep a failed module ...

Page 81: ...ray must be removed from the subsystem Failure to remove the drive tray from the subsystem after the flap has been opened may cause data errors Remove drives slowly When removing a drive tray from the GALAXY pull the drive tray out only about one inch and then wait for at least 30 seconds for the hard drive motor to spin down before taking it out completely Any impact to the hard drive while the d...

Page 82: ...reme care Do not drop the hard drive always be slow gentle and careful when setting down a hard drive Only handle the hard drive by the edges and avoid touching any components or connectors Step 1 Identify the drive tray that contains the hard drive that needs to be replaced Step 2 Open the key lock See Figure 5 21 To do this turn the key lock on the front of the drive tray until the groove on its...

Page 83: ...tray with the hard drive gently and carefully withdrawing the drive tray with hard drive from the chassis See Figure 5 23 Figure 5 23 Removing a Drive Tray Step 5 Remove the four 4 retention screws located on the sides of the drive tray two on each side See Figure 5 24 Figure 5 24 Removing the SATA Hard Drive Step 6 Remove the hard drive from the drive tray Step 7 Install the new hard drive Please...

Page 84: ...g a Cooling Module 13 5 7 REPLACING A FAILED HARD DRIVE 14 5 7 1 Hard Drive Maintenance Overview 14 5 7 2 Replacing a Hard Drive 15 controller module 1 2 3 4 controller module maintenance 3 controller module remove 3 controller module replace 4 cooling module 1 13 cooling module maintenance 13 cooling module side latches 14 cooling module replace 13 Data Compare Errors 15 DDR RAM DIMM 6 DDR RAM DI...

Page 85: ... the GALAXY subsystem A 3 Serial Communication Cable The GALAXY is shipped with a customized audio jack to DB9 serial communication cable that connects the subsystem controller module to a PC hyper terminal for subsystem management If you wish to use a UPS with your subsystem an additional audio jack to DB9 UPS cable see Figure A 1 must be purchased Figure A 1 Audio Jack to DB9 UPS Cable CAUTION T...

Page 86: ...serial port is 38400 and must be changed to 2400 For instructions on changing the baud rate please refer to the User s Operation Manual that came with the subsystem A 4 3 Connect COM2 The separately purchased audio jack to DB9 serial cable connects the COM2 port on the controller module to the UPS directly See Figure A 2 The cable transmits UPS status updates to the controller module and will in t...

Page 87: ...subsystem after the subsystem has been powered on but you will have to trigger the firmware to allow the subsystem to detect the UPS A 6 UPS Status Monitoring If a UPS has been correctly connected to the subsystem the status of the UPS will be constantly monitored by the controller through the COM2 audio jack serial port The status of the UPS will determine the controller s write policy and messag...

Page 88: ...has been disrupted The write policy will be changed from the default write back to write through If this message appears the subsystem should be properly shut down to avoid data loss Message 5 Warning UPS Battery Low 50 This message appears when the UPS battery power level has dipped below 50 of its capacity The default write policy will be changed from the default write back to write through Mess...

Page 89: ...el BPL Write Policy Status UPS connection is absent N A N A Write back UPS connection detected N A N A Write back Warning UPS AC Power Loss detected Disconnected BPL 50 Write through Warning UPS Battery Low 50 Please shut down to protect data loss Disconnected BPL 50 Write through Warning UPS Battery Low 50 Connected BPL 50 Write through UPS AC Power Restored Reconnected BPL 50 Write back UPS AC P...

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Page 91: ...SUPPLY OVERVIEW 1 A 2 COMPATIBLE UPS SUPPLIES 1 A 3 SERIAL COMMUNICATION CABLE 1 A 4 CONNECTING THE UPS TO THE SUBSYSTEM 2 A 4 1 Connect the PSU Module Power Cords 2 A 4 2 Set the Baud Rate 2 A 4 3 Connect COM2 2 A 5 POWER ON 3 A 6 UPS STATUS MONITORING 3 A 6 1 Normal Operational Status 3 A 6 2 UPS Messages 3 A 6 3 UPS Message Summary 5 ...

Page 92: ...ing 40º to 60ºC 40º F to 149º F Altitude Operating 3 658m 12 000 ft Non operating 12 192m 40 000 ft Power Requirements Input Voltage 100VAC 10A 240VAC 5A with PFC auto switching Frequency 47 63Hz Power Consumption 460W Dimensions Without Front Handles With Front Handles Height 130 0mm 5 1 inches 131 0mm 5 1 inches Width 445 0mm 17 5 inches 482 6mm 19 inches Length 488 2mm 19 2 inches 504 3mm 19 9 ...

Page 93: ...ty Requirements UL60950 CB Shock Operating 5G 11ms duration half sine Non operating 15G 11ms duration half sine Vibration Operating 5 500Hz 0 16G X Y Z Sine Non operating 5 500Hz 1 0G X Y Z Sine Warning Alarms Audible alarms System LEDs Event notification via the RAIDWatch Manager LCD screen or RS 232C terminal ...

Page 94: ...onfigured and cannot be changed Cache Mode Write through write back adaptive write policy Cache Memory Pre installed 256MB or above DDR RAM DIMM with ECC registered Number of LUNs Up to 32 per host ID Multiple Target IDs Host Channel Yes Aliases for Target IDs Yes Firmware on Flash Memory Yes Drive Hot swapping Yes B 2 2 Architecture Specification CPU 600MHz PowerPC 750FX Fibre Controllers HPFC 57...

Page 95: ...wer Factor Correction Yes Hold up Time At least 16ms at 115 230VAC full load after a loss of AC input I2 C Through backplane to RAID controller Over temperature Protection Lost cooling or excessive ambient temperature Cooling Fans Two fans for each unit inside PSU Temperature Operating 0 C to 50 C 32 F to 122 F Storage 40 C to 70 C 40 F to 158 F Humidity Operating 20 to 90 non condensing Non opera...

Page 96: ...le LCD keypad panel The RAIDWatch Manager program using in band or Ethernet connection Performance Monitoring Yes Remote Control and Monitoring Yes Event Broadcast Alert Yes via Java based RAIDWatch Manager Event Notification Yes via RAIDWatch s sub module Configuration Client or NPC Hardware Connection In band over Fibre Ethernet or RS 232C Configuration on Disk Configuration data stored on disk ...

Page 97: ...e Management Service via I2 C Interface Yes Automatic Drive Failure Detection Yes Automatic Rebuild on Spare Drives Yes Regenerate Logical Drive Parity Yes Bad Block Reassignment Yes Automatic Rebuild upon Failed Drive Replacement Yes Manual Clone of Suspected Failed Drive Yes Concurrent Rebuild on Multiple Drives in a RAID 0 1 Logical Drive Yes Salvage the 2nd Temporary Failed Drive in a RAID 1 3...

Page 98: ...ONS 1 B 1 TECHNICAL SPECIFICATIONS 1 Vibration 2 B 2 CONTROLLER SPECIFICATIONS 3 B 2 1 Configuration 3 B 2 2 Architecture 3 B 3 DRIVE TRAY SPECIFICATIONS 4 B 4 POWER SUPPLY SPECIFICATIONS 4 B 5 COOLING MODULE SPECIFICATIONS 5 B 6 RAID MANAGEMENT 5 B 7 FAULT TOLERANCE MANAGEMENT 6 ...

Page 99: ...ule Enhanced 16 bay subsystems 460W capacity GAL 9273CFanMod Cooling fan module for Enhanced 16 bay subsystems GAL 9273HandLLCD Left side forearm handle for 3U RAID subsystems LCD panel included GAL 9270CHandR Right side forearm handle for 3U subsystems applicable to the Left or Right side of JBOD subsystems Table C 1 Spare Parts Shipped with the Subsystem C 2 Accessories Accessories that came wit...

Page 100: ...cable LC LC MM 62 5 125 Duplex LSZH O D 1 8mmx2 1 Meter GAL 9270CFCCab02 Optical FC cable LC LC MM 62 5 125 Duplex LSZH O D 1 8mmx2 5 Meters GAL 9270CFCCab03 Optical FC cable LC LC MM 62 5 125 Duplex LSZH O D 1 8mmx2 10 Meters GAL 9272CDTrayDmy Dummy Drive tray Type II bezel GAL 9273CBT C Battery cell pack Li Ion Enhanced Galaxy 16 bay subsystems GAL 9273Cslider32 Slide rail assembly for Enhanced ...

Page 101: ...Appendix C Spare Parts and Accessories Accessories C 3 APPENDIX C SPARE PARTS AND ACCESSORIES 1 C 1 SPARE PARTS 1 C 2 ACCESSORIES 1 ...

Page 102: ...case and a 20 pin host connector These port sockets receive Small Form Factor SFP fiber optic and copper based transceivers You may contact our technical support for an updated list of SFP transceiver modules that have been tested to comply with the sockets The pin outs are shown in Figure D 1 and their definitions are shown in Table D 1 Figure D 1 SFP Connector Pin Outs ...

Page 103: ...of signal logic 0 indicates normal operation 9 VEER Receiver ground common with transmitter ground 10 VEER Receiver ground common with transmitter ground 11 VEER Receiver ground common with transmitter ground 12 RD Receiver inverted DATA out AC coupled 13 RD Receiver non inverted DATA out AC coupled 14 VEER Receiver ground common with transmitter ground 15 VCCR Receiver power supply 16 VCCT Transm...

Page 104: ...he controller module rear panel for terminal emulation management PN IFT 9270ASCab Figure D 2 RS 232C Audio Jack Pin Outs CN1 Pin Number Pin Name 1 Ground 2 TXD 3 RXD CN2 Pin Number Pin Name 1 NC 2 RXD 3 TXD 4 DTR Shorted 5 GND 6 DSR Shorted 7 RTS Shorted 8 CTS Shorted 9 NC Table D 2 RS 232C Audio Jack Pin Out Definitions ...

Page 105: ... Jack UPS Cable Pin Outs Use this cable to connect the COM2 serial port to a UPS PN IFT 9270CUPSCab Figure D 3 RS 232C Audio Jack Pin Outs CN1 Pin Number Pin Name 1 Ground 2 TXD 3 RXD CN2 Pin Number Pin Name 1 TXD 2 RXD 3 NA 4 NA 5 NA 6 NA 7 NA 8 NA 9 Ground Table D 3 RS 232C Audio Jack Pin Out Definitions ...

Page 106: ...ull Modem A null modem is used for wire swap and is necessary for connecting COM1 CN2 to a PC serial port PN IFT 9011 Figure D 4 Null Modem Pin Outs Swap pin 2 and pin 3 Swap pin 4 and pin 6 Swap pin 7 and pin 8 Table D 4 Null Modem Pin Outs ...

Page 107: ...ce Manual D 6 Ethernet Port Pin Outs D 5 Ethernet Port Pin Outs Figure D 5 LAN Port Pin Outs Pin Pin Name Pin Pin Name 1 LAN_TXP 5 N2 2 LAN_TXN 6 LAN_RXN 3 LAN_RXP 7 N1 4 N2 8 N1 Table D 5 Ethernet Port Pin Outs D 6 Main Power IEC type receptacle ...

Page 108: ...D Pin Outs Main Power D 7 APPENDIX D 1 PIN OUTS 1 D 1 SFP CONNECTOR PIN OUTS 1 D 2 DB9 AUDIO JACK PIN OUTS 3 D 3 DB9 AUDIO JACK UPS CABLE PIN OUTS 4 D 4 NULL MODEM 5 D 5 ETHERNET PORT PIN OUTS 6 D 6 MAIN POWER 6 ...

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