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Infortrend SentinelRAID 170 User's Manual

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1. B 3 B 55 SS ORT WARE ees eret tette tte e cr e ret ee ib bee toe rt edt aer de Petras eels a e B 4 B 6 65 4 6 1 Physical Dimensions 5 ve B 4 B 6 2 Environmental Specifications eee e eee eee TEA nne enne nee B 4 B 6 3 Controller Specifications ai eee eae ba eR E NR ER E e ERR B 5 APPENDIX C HARDWARE TROUBLESHOOTING eee ee ee ee ee eee n esee tnos eet 420 44 4 0000 C 1 PHOBEEMI iei doter VC Ae M coe dL test e C 1 APPENDIX D SPARE PARTS AND ACCESSORIES eene ee oeste tne e etta aee e ense eta D 1 Dili iSPAREDBARIS genere tette cete dee ee Pet eee dece e ee D 1 0 2 A NCCESSORIES aient eee tete eee eee te ce ee ete eec e eet dece e ee ee ce eee D 1 APPENDIX E CONNECTORS AND JUMPER IDENTIFICATION e eere ee ee eee eee enean E 1 E 1 CONTROLLER MAIN BOARD 1 E 2 CONTROLLER MAIN BOARD INTERFACE E 2 E 3 LEEDJUMPER PIN OUTS eere ee e e ER RE We TP RR EVE E 3 E 3 1 JPZ DES E occa te eR eC ee LU E E 3 E 3 2
2. dreie esee TESE Soei 1 7 1 4 2 SCST Cablessi sitit acoso ta iwi tal auia inmates 1 8 1 4 3 POWeP COTES aito ot et nta ode Noe e HD d 1 8 1 4 4 Signal Compatible Cables aa 1 8 1 3 8 tente esie 1 8 1 5 1 Battery Backup Unit BBU certet rero i eati 1 6 1 5 2 Daughter Board Expansion eser ee ere a RE reip e it been 1 9 1 6 ENVIRONMENTAL REQUIREMENTS scsesccsccecsessssscececececssnsececeeeceeseseeesececeesenseaeeeeeceesenssaeeeeseeees 1 9 1 6 1 Power Supply Requirements ies ate rt e ie rentrer ho 1 9 1 6 2 Cooling Requiremehts ee eed i Hn eor ere ener per areae 1 10 1 7 SR CONTROLLER MONITORING 4224 1122004 000 00000000000000000000000000005000 1 10 RR CER RM DU 1 10 1 7 2 iit tte ete ee e tetra He need 1 10 1 7 3 Firmware FW and RAIDWatch GUI enne 1 10 1 7 4 Audible Alarms nnns seen ente 1 11 CHAPTER 2 INSTALDLATION eoa sa o son En Prae eee is 2 1 2 1 INSTALLATION OVERVIEW 2 422 000 00000000000000000000000050000 500 inner seen senes 2 1 2 2 INSTALLATION PREREQUISITES cccccccesssssscecececses
3. They can all be configured as either host or drive channels 4 3 Controller Integration Signal Inputs Failure Signal A Inputs E To Drives OM 12 To Host Computer Ray Drives with Drive Bay Backplanes External Terminator Figure 4 3 Drive Channel and Host Channel Connection Figure 4 3 above is an example of connecting the RAID controller to the drives and the host computer Since all channels can be configured as host or drive channels a variety of host and drive configurations are available The on board terminator has been enabled on the controller side of the I O channels On the other end of the SCSI cable an external terminator is applied Termination on all SCSI drives should be disabled Integrators may choose a different interface for the enclosure device management Connect remote devices sensors for fan rotation power supply temperature etc connected through a chip a SCSI bus SAF TE or via the interface as displayed in Figure 4 3 Controller firmware has embedded utilities to help configure these devices Controller Integration 4 5 SentinelRAID 170 Installation and Hardware Reference Manual NOTE It is recommended to use the embedded terminators on host or drive channels by setting DIP switches and then installing an external terminator on the other end of your SCSI cable If a drive fails data traffic will remain unaffected Please
4. electronic mechanical magnetic optical chemical manual or otherwise without the prior written consent of Infortrend Technology Inc Disclaimer Infortrend Technology makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Infortrend Technology 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 Infortrend and the Infortrend logo registered trademarks of Infortrend Technology Inc SentinelRAID and other names prefixed with IFT and SR are trademarks of Infortrend Technology Inc PowerPC is a trademark of International Business Machines Corporation and Motorola Inc Solaris and Java are trademarks of Sun Microsystems Inc other names brands products or services are trademarks or registered trademarks of their respective owners Warnings Certifications FC C applies in the U S and Canada This device complies with Part 15 of FCC Rules Operation of this device is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesi
5. 0 1 0 1 3 5 10 30 50 JBOD and non RAID disk spanning Host O S Compatibility Host O S independent SCSI Channels 4 on base module 8 with the expansion daughterboard Host Interface SCSI 320 Host Channels Drive Interface Drive Channels channels can be configured as host or drive channels SCSI 320 Up to 3 up to 7 with the expansion daughter board Maximum Number of SCSI Drives Up to 105 on 7 drive channels Cache Memory Size At least 128MB supports up to IGB PC 133 SDRAM DIMM socket x1 with ECC support Cache Mode Logical Drives Write through or write back Up to 8 Partitions Number of LUNs Up to 8 per logical drive or logical volume 64 total Up to 32 per SCSI ID 128 per controller Multiple SCSI IDs per Host Channel Yes Firmware on Flash Memory Drive Hot Swapping Yes main RAIDWatch agents included Yes Table B 1 Controller Configuration B 1 B 2 Controller Architecture SentinelRAID 170 Installation and Hardware Reference Manual Specification Feature CPU PowerPC 750CXe 600MHz microprocessor SCSI Controllers LSI 53C1030T SCSI controller DIMM Slot One 168 pin DIMM module PC 133 Support Yes ASIC Infortrend 64 bit chipset Flash ROM 2MB NVRAM 32KB Hardware XOR Yes Channel Termination On board LVD active termination configurable via backplane DIP switch Channel Band
6. A 2 maintenance operations 5 1 maintenance procedures 5 1 maintenance 5 1 A 1 memory capacity 2 5 memory module 2 1 4 7 module locations 2 2 monitoring 5 1 mounting holes 1 2 Notification Process Center 3 1 Null Modem 4 6 aD onboard connectors 1 4 operational temperature range 1 10 Partner Failed 1 4 PC hyper terminal 1 2 1 7 power connection 4 6 power cord connectors 1 8 1 9 power cord sockets 1 2 1 5 power cord 1 8 1 2 power down 4 9 power failure 1 8 power input 4 6 Power Off 4 9 power on 4 7 4 8 power source 2 1 power supplies 1 2 1 9 2 2 power supply connection 1 8 PowerPCR 750CXe A 2 propagation delay 4 1 PSU connectors 4 7 ae RAID levels A 1 3 RAIDWatch 1 2 1 10 3 1 A 1 redundant host paths 4 4 regeneration of parity A 2 replaceable 5 1 RJ 45 Ethernet connector 1 1 RS 232C connector 1 5 1 7 RS 232C serial cable 1 7 RS 232C serial port 1 2 3 1 S M A R T 2 safety regulations 5 1 SCSI cable 1 8 2 1 4 1 SCSI connector 1 1 SCSI termination 4 2 SCSI 320 connectors 1 2 SCSI 320 host A 1 SCSI 320 I O channels 1 1 1 9 5 6 SDRAM DIMM module 1 4 2 5 SDRAM DIMM socket 1 4 SDRAM 1 1 self monitoring features 3 1 serial cable 1 7 serial communication 1 1 serial port 3 1 single host 4 2 spares A 2 startup 4 8 static electricity 2 2 static free 2 1 stat
7. JPGAEEB ud E 3 E 3 3 i AE AE E Nei UN RR NNI CIE E 3 E4 COM PORT PIN OUTS ON vec ertet e UR TET EVE e TERN REUS E 3 4 1 JP IO RS 232C DOVER timete 3 4 2 5 232 4 5 13 PC PORT vecececcccccsscececsssesecscsssssvsvssusncnescecevaveveccecsssvsvavsvesusnsneacacavavsvessesecssavavavssesssacacacavavaveececaeeees E 4 E 5 1 PC Port Pin Outs cccccccscccscsccsvsvsvsssscsesvsvecnescevsvevecescssssasavsvsvsvsvenencasacavavececesssavavavavavsesneneaeaees E 4 E 5 2 Connector Pin Name Descriptions eene E 4 E 6 J1 BATTERY CONNECTOR 7 Nee TEENS E 5 eher eter rere eor eet ete pec ev ecd ee ete do E 5 E 8 IETS90T1 NULL MODEM etre eret eet E ete beet eut eie qe en E 6 E 9 IFT 9012 RS 232C EXTENSION ese ese esses esas enun E 6 NOTINCLUDED IN 5 5 ii tine ee Se Ae e e Da C Mo Ee TCR D POE E 6 Safety Precautions Precautions and Instructions Prior to powering on the controller ensure that the correct power range is being used Ensure there is a sufficient cooling airflow to maintain the temperature of the controller board If the controller board overheats it may be permanently damaged Be sure that the rack cabinet into wh
8. RAID 0 1 Logical Drive salvage the Second Yes Temporary Failed Drive in a RAID 1 3 or 5 Logical Drive Salvage the First Temporary Yes Failed Drive in a 0 Logical Drive Variable Stripe Size Optimization for sequential 128K B Optimization for random 32KB Table B 4 Fault Tolerance Fault Tolerance B 3 SentinelRAID 170 Installation and Hardware Reference Manual B 5 Software Specification Feature In band Text RAID Yes all major platforms Manager RAIDWatch Manager Yes for any platform that supports Java 2 0 or for Java Applet running via web browser LAN WAN Support via Yes SNMP Table B 5 Available Software B 6 Technical Specifications B 6 1 Physical Dimensions Specification Size Controller Size in Frame 10 39 x 5 74 x 1 60 L x W x H inches Main Board Height with 1 30 inch Daughterboard Table B 6 Controller Physical Dimensions B 6 2 Environmental Specifications Description Specification Operating Temperature 4 44 C Operating Ambient Temperature lt 50 C within Enclosure Relative Humidity 10 95 non condensing Operating Altitude Sea level 10 000 ft MTBF gt 500 000 hours Table B 7 Environmental Specifications B 4 Software B 6 3 Controller Specifications Appendix B Hardware Specifications Description Specification Cache memory At least 128MB up to 1G
9. flashes F 1 The DIMM module is not installed yet 2 The socket plug loop back circuits board for the battery charger connector JP8 is not installed 7 segment LED flashes F 1 DIMM module not installed yet 2 Socket plug loop back circuits board for battery charger connector JP8 not installed SCSI channel failure detected Check cable connection upon start up SCSI cables Check ID numbers must be unique for each device connected on the same SCSI channel Message on LCD Make sure that SCSI channels are properly terminated 4 Check the voltage output of power supply X X X d Connect both power connectors Check ID numbers must be unique for each device on the same SCSI channel 2 Make sure terminators are properly installed Check drive power connection 2 Check drive SCSI cable connection 3 Check ID numbers must be unique for each device on the same SCSI channel Check host side SCSI cable connection Check SCSI port to LUN assignment Check logical drive s mapping to LUN If there is no logical unit created the controller must be set as a peripheral device Problem C 1 SentinelRAID 170 Installation and Hardware Reference Manual Parity error detected SDRAM DIMM should be replaced Logical drive failure detected Check proper installation or connection of drives use during boot up the View and Edit SCSI drives function to help locating
10. how to change these values please refer to the Generic Operation Manual that came with your system 3 4 12C Port Enclosure Monitoring Audible Alarm The PC interface is designed for Infortrend Simple Enclosure Management Service ISEMS FW supports monitoring of remote enclosure devices power fan rotation speed temperature etc through SAF TE S E S or interface Via the C interface the controller collects signals from remote sensors and notifies the system administrator if the signals exceed any critical thresholds 3 3 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank 3 4 Port Enclosure Monitoring Chapter 4 Controller Connections and Operation Chapter 4 Controller Connections and Operation 4 1 SentinelRAID Connection 4 1 1 I O Channel Configuration of the I O channels can be configured as either host channels or drive channels Note that at least one I O channel on the SR 170 controller must be configured as a host channel and the other channels can all be configured as drive channels 4 1 2 SCSI Cables Separately purchased SCSI 320 compatible cables not longer than 12 meters must be used for host and drive connection Purchase SCSI 320 cables of the highest quality produced by a reputable manufacture It is necessary to use proper high quality durable SCSI 320 cables in order to ensure optimum SR controller performance Failure to do
11. installed To install the replacement DIMM module align it with the DIMM slot Next gently push the new DIMM module into the DIMM socket The white clips on either side of the DIMM socket will automatically close and lock the new DIMM module into place See Figure 5 2 Figure 5 2 Install a DIMM Module Replacing a failed DIMM Module SentinelRAID Installation and Hardware Reference Manual Step 7 Reinstall the optional BBU charger board Once the new DIMM module is installed if an optional BBU charger board was previously removed it can now be reinstalled onto the controller board See Section 5 3 3 below Step 8 Reinstall the optional daughter board Once the optional BBU charger board has been reinstalled if an optional daughter board was previously installed on the controller board it too can be reinstalled See Section 5 4 2 below Step 9 Replace the chassis top cover Once the DIMM module optional BBU charger board and optional daughter board have all been reinstalled the chassis top cover must be reinstalled For detailed instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 5 3 Replacing a Failed Optional BBU Module 5 3 1 About BBU Maintenance Maintaining the BBU requires that two items be maintained BBU battery pack The BBU battery pack contains the cells that provide power to the memory cache during a power
12. list is located in Appendix D of this manual When unpacking the controller please ensure that all of the items listed on the unpacking list that came with the controller are present If any of the listed items are missing please contact the controller vendor immediately A complete unpacking list is given in Appendix D Unpacking the Controller 2 3 SentinelRAID 170 Installation and Hardware Reference Manual 2 6 Accessing the Controller Board 2 4 2 6 1 Overview WARNING The controller board is a very sensitive component and must therefore be handled with extreme care Before accessing the controller board please ensure that all anti static precautions previously stipulated are strictly adhered to The controller board is located in the controller box and should only be removed from the controller box if the controller board fails However it is necessary to access the controller board in order to install the DIMM module optional BBU module and the optional daughter board To access the controller board remove the top cover of the controller box Replace the cover after the different components have been correctly installed 2 6 2 Removing and Replacing the Chassis Top Cover Removing the top cover The chassis top cover is secured to the chassis with four retention screws two on each side To remove the top cover remove these four retention screws see Figure 2 1 Once they have been removed ge
13. outage The battery pack is connected to the battery charger board or the connector at the back of the controller board It is important that the BBU battery pack is replaced every two years BBU charger board BBU charger board is installed on the controller board The charger board keeps the battery pack charged so that the BBU can support the cache memory during a power outage If either of these components fails it will have to be replaced 5 3 2 BBU Battery Pack Replacement 5 3 2 1 Case 1 BBU Battery Pack Connected to the Controller Board Backplane Connector If the BBU battery pack is attached to the connector on the rear of the controller board the cable attached to this connector must be removed and the connector on the replacement battery pack connected See Figure 5 3 5 4 Replacing a Failed Optional BBU Module Chapter 5 Controller Maintenance Figure 5 3 Disconnect the BBU Connector from the Connector at the Back of the Controller Board 5 3 2 2 Case 2 BBU Battery Pack Connected to the Charger Board Connector on the Controller Board If the BBU battery pack is attached to the connector on the BBU charger board please follow these instructions Step 1 Access the controller module The BBU charger board is located on the controller board To disconnect the BBU battery pack from the charger board remove the chassis top cover and open the chassis The complete removal procedure is described in C
14. so will result in downgraded performance SCSI cables that are used to connect the SR 170 controller to external SCSI 320 devices should be in compliance with the specifications shown in Table 4 1 Electrical Propagation Delay 1 59ns ft nom 950 1000 ft 20 Delay Skew 0 035ns ft max Table 4 1 SCSI 320 Cable Electrical Specifications 4 1 3 Host Connection I O channels configured as host channels can be connected to a SCSI 320 host computer using an industry standard SCSI 320 cable SentinelRAID Connection 4 1 SentinelRAID 170 Installation and Hardware Reference Manual 4 1 4 Drive Connection Each drive channel can be connected to up to fifteen SCSI 320 hard drives The maximum number of drives that can be connected to each controller is shown in Table 4 2 below Model Host Channels Drive Channels Maximum Number of Drives SR 170 1 3 45 SR 170 IFT 1 7 105 928404 Table 4 2 Maximum Number of Drives SCSI Termination It is important that both the host and drive SCSI cables are properly terminated If these cables are not properly terminated then signals being transmitted along the SCSI bus may become corrupted When multiple drives are connected together as shown in the topologies below the SCSI terminators on the individual drives must be disabled Unique IDs SCSI devices connected on the same channel have their own unique ID number This number allows these indiv
15. 4 1 4 1 2 eo 4 1 41 3 Host 2 0 01 4 1 4 1 4 Drive 4 2 4 1 5 SCSI 4 2 4 1 6 ce 4 2 4 25 SR 170 FOPOLOGIES ether teet er credere ERU rer teret PEE PEPPER 4 2 4 2 1 Single Host Computer asse eee etra Roe eee pr E oe e eie tic 4 2 4 2 2 Dual Host Connection 8 4 4 4 2 3 EXPANSION itd Gore e e ple cete rese eite tip tested eee e Gs ee nee 4 5 4 3 CONTROLLER INTEGRATION ccssssccccccecsessnsccecececsensaceecececsessseaecececsesessaaececcescseseaaeeeceeseeenenaees 4 5 Asa lt 55 Greer EE PEE 4 6 4 4 1 cet Pee eee 4 6 4 4 2 Connecting RS 232C Terminal Emulation eese 4 6 45 POWERONiZuiauaessseteseenr eee ede ERIGI er RE HERI 4 7 4 5 1 Ch ck Lists ient uere er 4 7 4 5 2 Power On Segielce ipa ee ctr eue T wie d e head epus 4 8 4 5 3 TODS CLEC ee dated ERA ent AR QE 4 8 416 POWER OFPEPROGEDURE 4 2 ance eed ee
16. B PC 133 SDRAM DIMM socket x1 Firmware Resides in 2MB Flash memory NVRAM 32KB Devices per Channel SCSI up to 15 SCSI devices Supported Device Types Synchronous or asynchronous RAID Levels Supported 0 1 0 1 3 5 10 30 50 JBOD and non RAID disk spanning SCSI Connectors 68 pin high density connectors x 4 on base module SCSI Cables Up to 12 meters with low voltage differential Serial Port 20 pin box header for COMI amp COM2 Ethernet Port 10 100M LCD Panel Yes LED and Push button Interface Yes Board Connectors 160 pin male docking connectors x 2 on main board I PEX model number 80043 160 connects main board to main board backplane integrating SCSI Fibre channels redundant controller features RS 232C COM 1 and 2 battery connector signal on board alarm external LCD module SAF TE status inputs Ethernet port I C port and drive failure indication interface Table B 8 Controller Specifications Technical Specifications B 5 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank B 6 Technical Specifications Appendix Hardware Troubleshooting Appendix C Hardware Troubleshooting C 1 Problem LCDis off 1 Check the power connection on the controller board and LCD panel 2 Check that a minimum of 128MB SDRAM DIMM is installed 7 segment LED
17. Board Installation 2 9 SentinelRAID 170 Installation and Hardware Reference Manual Figure 2 7 Install the Daughter Board Step 3 Insert the retention screws Once the daughter board has been mounted on the board to board connectors insert the retention screws that came with the daughter board See Figure 2 8 Figure 2 8 Install the Daughter Board Retention Screws Step 4 Replace the chassis top cover Once the daughter board has been installed on the controller board reinstall the chassis top cover For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 2 10 Daughter Board Installation Chapter 3 Controller Monitoring Chapter 3 Controller Monitoring 3 1 Controller Monitoring Overview The SR controller is equipped with a variety of self monitoring features that help keep controller managers informed of the controller s operational status These monitoring features provide vital feedback that helps you maintain the operational integrity of your controller Prompt response to warnings and failure notifications will improve the overall operation and help ensure the longevity of the SR controller Self monitoring features include Management firmware FW The SR controller comes with pre installed FW version 3 31 or above Device status information can be obtained from the FW This FW can be accessed using either the LCD panel or a PC hyper terminal The FW is fully
18. Definitions Status indicating LEDs Chapter 3 Controller Monitoring 3 3 Audible Alarm 3 3 1 Different controller environmental and operational parameters i e temperature etc have been assigned a range of values within which they can fluctuate If either the upper or lower thresholds are exceeded an audible alarm will automatically be triggered The alarm will also be triggered when an active component of the SR 170 controller fails If the SR 170 controller manager is onsite and is alerted by the alarm the manager needs to read the message on the LCD screen or on the PC terminal to determine what has triggered the alarm After determining what has occurred the SR 170 controller manager must take appropriate actions to rectify the problem WARNING Whenever an alarm is triggered you must determine the problem If the audible alarm is ignored or not taken seriously and the problem is not rectified permanent damage to the controller can result Default Threshold Values Table 3 2 shows the default threshold values for the SR controller If any of these values are surpassed the alarm will sound Parameter Upper Threshold Lower Threshold T3 3V 3 6V 2 9V 5V 5 5V 4 5 127 13 2V 10 8V CPU Temperature 90 C 0 C Board Temperature 90 C 0 C Table 3 2 Default Threshold Values The thresholds in Table 3 2 are the default threshold values and can be changed For instructions on
19. H1 CH2 and CH3 68 pin VHDCI connectors that facilitate the connection of the SCSI 320 I O channels to external devices Connector J3 supports the monitoring of remote enclosure devices Battery Connector J1 Allows an optional battery backup unit BBU to be connected to the system COM1 and COM2 JP16 and JP17 These connectors are used for serial port Connector communications One COM port COM1 can be used for terminal emulation SCSI Terminators JP20 This 8 pin jumper is used to terminate the different I O channels RJ 45 Ethernet JP23 This connector provides users with access to Connector LAN and web based management of the controller Table 1 2 Controller Board Interfaces CHO CH1 CH3 CH2 Power Supply Connector Figure1 5 Controller Board Rear SR Components Chapter 1 Introduction 1 3 SR Accessory Items The following items are not installed on the controller but come in the accessory box and can be used with the SR controller 1 3 1 Serial Cable The IFT 9512 RS 232C serial cable allows the serial RS 232C serial communications connector at the rear of the board 72 to be connected to a PC hyper terminal which enables a RAID array manager to easily manage and configure the storage array to which the controller is connected 1 3 2 Null Modem The null model is a signal converter please refer to Appendix D for more details 1 3 3 Ethernet Cable The r
20. Infortrend SentinelRAID 170 320MB sec SCSI to SCSI RAID Controller Installation and Hardware Reference Manual Version 1 1 04 2004 Printed in Taiwan Contact Information Asia Pacific International Headquarters Infortrend Technology Inc 8F No 102 Chung Shan Rd Sec 3 Chung Ho City Taipei Hsien Taiwan Tel 886 2 2226 0126 Fax 886 2 2226 0020 sales infortrend com tw support infortrend com tw http www infortrend com tw China Infortrend Technology Ltd Room 1236 12F Tower C Corporate Square No 35 Financial Street Xicheng District Beijing China 100032 Tel 86 10 88091540 Fax 86 10 88092126 sales infortrend com cn support infortrend com cn http www infortrend com cn Americas Infortrend Corporation 3150 Coronado Dr Unit C Santa Clara CA 95054 USA Tel 1 408 988 5088 Fax 1 408 988 6288 sales infortrend com support infortrend com www infortrend com Europe EMEA Infortrend Europe Limited 5 Elmwood Chineham Business Park Basingstoke Hampshire RG24 8WG UK Tel 44 1256 70 77 00 Fax 44 1256 70 78 89 sales infortrend europe com support infortrend europe com http www infortrend europe com Copyright 2004 This Edition First Published 2004 rights reserved This publication may not be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means
21. Installation and Hardware Reference Manual E 2 Controller Main Board Interface Descriptions Label Connector Name JP1 and JP13 Daughter board connectors JP6 and JP11 Battery charger board connector JP2 JP3 and JP4 LED connectors JPS Not Mask Interrupted NMI JP7 Reset JP8 Loop back test JP9 GAL JP10 LCD type selection JP14 LCD connector JP19 Restore firmware default JP22 Front panel fan status detect CH0 CH1 CH2 and CH3 SCSI 320 connectors J3 connector J1 Battery connector JP16 and JP17 COMI and 2 connector JP20 SCSI terminators JP23 RJ 45 Ethernet connector Controller Main Board Interface Descriptions Appendix E Connectors and Jumper Identification E 3 LED Jumper Pin Outs E 3 1 JP 2 LED E 3 2 JP 3 LED E 3 3 JP 4 LED E 4 COM Port Pin Outs E 4 1 JP 16 RS 232C Port LED Jumper Pin Outs E 3 SentinelRAID 170 Installation and Hardware Reference Manual E 4 2 JP 17 RS 232C Port E 5 J3 IC Port E 5 1 2 Port Pin Outs E 5 2 lC Connector Pin Name Descriptions DCCLK clock 4 J3 I2C Port Appendix E Connectors and Jumper Identification E 6 J1 Battery Connector Pin Pin Name VB battery voltage umm BAT THM battery temperature VBATTL battery voltage VBATTL battery voltage E 7 TTL Device Parameters om Inp
22. a based GUI RAIDWatch Manager for local or remote management SentinelRAID 170 Installation and Hardware Reference Manual A 2 5 Controller Architecture The controller is developed from Infortrend s PowerPC 500133 ASIC architecture a third generation 64 bit controller design that efficiently eliminates internal bottlenecks The controller s high performance derives from a state of the art PowerPC 750CXe RISC microprocessor which provides a 64 bit 133MHz path to SDRAM 500133 integrates SDRAM control CPU peripheral dual 64 bit PCI buses and hardware XOR functions The ASIC provides 133MHz operating frequency for CPU and DRAM interfaces and 66MHz for PCI interfaces Two 64 bit 66MHz PCI buses can operate independently to maximize the performance A 3 Fault Tolerance A 3 1 A 3 2 A 3 3 A 3 4 Fault Tolerance Global and Local Spares Both global and local dedicated spares are supported The controller s will automatically disconnect from a failed drive and start to rebuild data on the spare drive The spare drive will then replace the failed drive Hot swapping of Drives A failed drive can be exchanged without turning off the system or interrupting its smooth operation Once the failed drive is replaced the data will be rebuilt in the background Hot swapping is supported through the automatic disconnection from a failed drive and the detection of a reserve drive of these failure recovery procedures are
23. able COM ports can also connect to a modem for remote configuration 2 cannot be used to download firmware Other Connections Chapter 4 Controller Connections and Operation Host Computer D Connect to the RS 232C port of the host computer 1 Controller 1 IFT 9011 Null Modem Of Red stripe RS 232 Cable VEN Customer Provided PN DV COM 1 COM 2 IFT 9512 cable IFT 9512 cable Figure 4 5 RS 232C Connection 4 5 Power On Once all the components have been installed in the SR controller the host channels have been connected to the host and the drive channels have been connected to the SCSI 320 drives the controller can be powered on 4 5 1 Check List BEFORE powering on the SR controller please check the following O Memory module Make sure that a memory module has been correctly installed on the controller board BBU modules installed make sure the BBU charger board and BBU battery pack have been installed correctly Host computers Host I O channels been connected to the host computers Hard drives Hard drives have been connected to the drive I O channels Power module connection The PSU connectors at the back of the controller board have been connected to an appropriate PSU Power On 4 7 SentinelRAID 170 Installation and Hardware Refere
24. alling the DIMM module make sure that the DIMM module is firmly in place prior to installing the controller If the DIMM module is not firmly in place the controller will not be able to run and will need to be removed and the DIMM module correctly installed Purchasing considerations When purchasing an SDRAM DIMM to install on the controller board contact the SR controller vendor 2 7 2 DIMM Module Installation Procedure To install DIMM module into the SR controller please follow these steps Step 1 Remove the chassis top cover Before installing the DIMM module remove the chassis top cover For further instructions on how to remove the top cover please refer to Section 2 6 2 Step 2 Insert the DIMM module Once the chassis top cover has been removed install the DIMM module To do this first push the white clips on either side of the DIMM module in an outward direction Next align the DIMM module with the DIMM slot Then gently push the DIMM module into the slot The white clips should automatically close and secure the DIMM module into the DIMM slot See Figure 2 2 Memory Module Installation 2 5 SentinelRAID 170 Installation and Hardware Reference Manual Figure 2 2 Install the DIMM Module Step 3 Replace the chassis top cover Once the DIMM module has been installed and if no other items e g BBU module or expansion daughter board are being installe
25. ance 5 1 Controller Maintenance Overview 5 1 1 About Controller Maintenance Constant monitoring and maintenance of your SR 170 controller will minimize downtime and preserve the working integrity of the controller for a longer period of time If any of the controller components fail they must be replaced as soon as possible 5 1 2 User Serviceable Components Most of the controller components are user serviceable i e replaceable The following components can be replaced in case of failure X Daughter board DIMM module BBU module BBU charger board The LCD panel and the controller board very seldom fail and it is therefore not necessary to replace them If either of these items fails the whole controller box needs to be replaced 5 1 3 Controller Maintenance Considerations Qualified engineers who are familiar with the SR controller should be the only ones who perform maintenance operations on the controller If you are not familiar with the SR controller or with RAID appliance maintenance in general it is strongly advised that you refer SR controller maintenance to a suitably qualified maintenance engineer When performing maintenance procedures on the controller all safety regulations described in Chapter 2 must be strictly adhered to Failure to adhere to these regulations may cause permanent irreparable damage to the controller It should especially be remembered that the controller board and the daughter bo
26. and Accessories Appendix D opare Parts and Accessories D 1 Spare Parts The following table lists the available spare parts for the SR 1700 2700 external controllers Daughter Board IFT 9284U4A Expansion board with four additional SCSI 320 interfaces Table D 1 SR 170 Spare Parts D 2 Accessories The following table lists the available accessories for the SR 1700 2700 external controllers Battery Charger IFT 9070D Mounted on the controller board charges the BBU Battery Module IFT 9010D Supports a memory cache for up to 72 hours during a power failure Battery Expansion IFT 9519D Connects the controller to a battery Cable Null Modem Facilitates serial connection between the controller and terminal computer Bezel Key 9531 Used for the removal of the front panel COM 1 2 Combo Cable 9512 Serial port cable Ethernet Cable 9537 Connects the controller to the internet for online controller management Table D 2 SR 170 Accessories Spare Parts D 1 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank D 2 Accessories Appendix E Connectors and Jumper Identification Appendix E Connectors and Jumper Identification E 1 Controller Main Board Interfaces JP5JP7 JP19 JP8 JP10 JP22 95225 Connector Power Supply Connector Figure E 1 Jumper Locations Controller Main Board Interfaces E 1 SentinelRAID 170
27. ard are very sensitive components that can be easily damaged Controller Maintenance Overview 5 1 SentinelRAID Installation and Hardware Reference Manual When replacing any of the controller components it is necessary to access the controller board in controller canister It is recommended that all power to the controller canister is turned off when maintenance procedures are being carried out If the DIMM module controller board or daughter board fail the maintenance operations must be completed as soon as possible If either the BBU module or the BBU charger board fail it is not necessary to perform maintenance operations immediately Because all I O access to the controller will be shut off for the duration of the maintenance procedure it is recommended that you carefully select the time when maintenance operations will be carried out 5 2 Replacing a failed DIMM Module 5 2 1 When should a DIMM module be replaced There are two instances when a DIMM module should be replaced Case 1 DIMM module fails If a DIMM module fails it must be replaced immediately The controller cannot function without DIMM module and is therefore rendered inoperable In this instance DIMM module replacement becomes a priority and must be replaced as soon as possible Case 2 DIMM module with larger capacity required If the capacity of the currently installed DIMM module is not sufficient it can be replaced with a larger capacity DIMM m
28. completely transparent to the host S M A R T Support S M A R T Self Monitoring Analysis and Reporting Technology is supported with configurable reaction schemes You may select different reaction schemes for immediate prevention against S M A R T detected errors Available options include detect only clone and replace and perpetual clone A faulty drive can be cloned to an active spare upon the discovery of errors Other Fault Tolerant Features Other comprehensive failure management features on the SR controller include e Automatic bad block assignment e Background rebuilding e Verify after write support on normal writes rebuild writes and or RAID initialization writes e Regeneration of parity of logical drives in the background A 2 Appendix SentinelRAID Features A 4 Functional Features A 4 1 RAID Levels Supported The following RAID levels are supported RAID 0 1 0 1 3 5 10 30 50 NRAID and JBOD 4 2 Controller Chassis The 5 25 inch profile of the controller chassis allows it to be easily integrated into an external subsystem enclosure or directly into a host systems drive bay Functional Features A 3 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank Functional Features Appendix B Hardware Specifications Appendix B Hardware Specifications B 1 Configuration Configuration Specification Feature RAID Levels
29. ctions can result in severe damage to the controller board The heart of the SR 170 controller is the SCSI to SCSI controller board see 1 4 The controller board has four SCSI 320 I O channels CHO CH1 CH2 and CH3 Two 1 3 SentinelRAID 170 Installation and Hardware Reference Manual 1 4 upgrade sockets allow for the installation of a daughter board that facilitates the addition of four SCSI 320 I O channels I O channels both base channels and expansion channels can be configured as either host or drive channels The controller board also comes with a 68 pin SDRAM DIMM socket that facilitates the installation of a 64MB to IGB SDRAM DIMM module A variety of other onboard connectors and jumpers facilitate the connection of a variety of accessory components like battery module charger boards These jumpers and connectors are listed in Table 1 1 Connector Type Label Description Daughter Board JP1 and JP13 These two connectors are used if an Board Connector Connectors expansion daughter board is being installed on the controller module Battery Charger JP6 and JP11 These connectors are used to mount the optional battery charger board onto the controller board LED Connectors JP2 JP3 and JP4 Partner Failed JP2 Not Ready JP3 and Ready JP4 Status Detect Not Mask Interrupted JP5 Only used by Infortrend for debugging NMI Reset JP7 Used to r
30. d on the controller board reinstalled the chassis top cover For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 2 8 Battery Backup Unit BBU Installation 2 6 2 8 1 About the First BBU Installation It is possible that the linking cable connecting the IFT 9070D charger board and IFT 9010D cell pack has contact with the components on the surface of the controller main board While routing this cable from one side to the other please note that some chip surfaces must be avoided The surface temperature on chips such as SCSI processors may reach high temperatures and damage the plastic shielding on a linking cable A battery has a tendency to remember its capacity In order to make full use of the capacity of your battery cells allow the battery cell pack to become fully charged when installed for the first time It will take 24 hours for the battery to become completely charged for the first time Once the battery module is installed and the controller is powered on the battery will automatically start charging Do not power down the controller during the first 24 hours after the BBU has been installed If the controller power is turned off and there is unwritten data in the cache memory the battery will start discharging Inspect the BBU regularly and replace it every TWO years use an official battery pack replacement and only use them with specified RAID controllers When replacing th
31. described in the Generic User s Manual that came with the subsystem Please refer to this manual for further details RAIDWatch RAIDWatch is a fully integrated Java based Graphics User Interface GUI that came with the controller and can be used to monitor the controller remotely You can use the powerful Notification Process Center NPC sub module to keep you informed over a variety of communication devices such as fax pager e mail etc The installation and operation of RAIDWatch is fully described in the RAIDWatch User s Manual Please refer to this manual for further details LEDs Device status indicating LEDs are placed on the front panel of the SR controller These LEDs inform you of the integrity and status of different controller items You should become familiar with these LEDs and be aware of their functions Audible alarm An audible alarm is present on the controller board and will be triggered if 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 controller manager is present the manager should use either the LCD panel or the PC hyper terminal to determine the cause of the alarm and take the appropriate corrective measures bus monitors the operational integrity of a variety of component
32. e controller This section highlights some of the features of the SR controller A 2 Controller Features A 2 1 A 2 2 A 2 3 A 2 4 Overview SCSI 320 I O Channels All of the I O channels on both the controller board and the daughter board are SCSI 320 compatible These channels can be connected to SCSI 320 host computers and SCSI 320 drives with data transmission rates of up to 320MB second Flexible Configuration of the SCSI 320 I O channels can be configured as host or drive channels Eight logical drives can be created from physical drives and eight logical volumes can be created from one or several logical drives You may then divide storage capacity by partitioning each of the logical units into eight portions for a total of 64 partitions Various RAID levels can be applied to different logical units with the support of dedicated or global spare drives Expansion Channel expansion With the installation of an optional daughter board the SR 170 controller can support up to eight SCSI 320 channels Capacity expansion Logical drive capacity can be expanded either by adding a new drive or copying and then replacing the original members with drives of larger capacity User friendly Configuration Utilities There are multiple choices of interfaces or management programs for configuring the RAID system Administrators may choose one or more from the LCD front panel firmware embedded configuration utility and the Jav
33. e controller s DIMM module be sure to disconnect the BBU Battery Backup Unit BBU Installation Chapter 2 Installation During normal use an empty cell pack takes about 20 hours to recharge Disconnect the BBU if there is a long storage period before deployment Extreme storage conditions should be avoided 1 temperatures lt 20 C or gt 659 relative humidity gt 65 10 2 8 2 BBU Installation Procedure Step 1 Remove the chassis top cover Before installing the BBU module remove the chassis top cover For further instructions on how to remove the top cover please refer to Section 2 6 2 Step 2 Remove the battery connector cap The connector that connects the BBU is covered with a cap that must be removed Remove this cap by gently pulling it up Put the cap in a safe place in case it needs to be replaced at a future time See Figure 2 3 WARNING The battery cap must be put in a safe place If the BBU module is removed from the controller board the controller will not operate unless the BBU cap is reinstalled on the board to board connector from which it was removed Figure 2 3 Remove the Battery Connector Cap Step 3 Install the battery charger board The battery charger board comes with two board to board connectors Align the appropriate connectors with jumper 7 JP7 and jumper 2 JP2 on the controller board Once these connectors are aligned with the jumpers gently insert them into the jumpe
34. e de deae aedes WARS eie es debe dris 4 9 CHAPTER 5 CONTROLLER MAINTENANCE e ecce ee ee eese entes seen aee sete eese eaa 5 1 5 1 CONTROLLER MAINTENANCE OVERVIEW cccccccecesssssscecececsesesececceecseneseaeeeeccecsesssaeeeesesesennaaeaeeess 5 1 5 1 1 About Controller 5 1 5 1 2 User Serviceable Components esee 5 1 5 1 3 Controller Maintenance Considerations eee eee eene eene nene 5 1 5 2 REPLACING FAILED DIMM 5 2 5 2 1 When should a DIMM module be replaced eese 5 2 5 2 2 DIMM Module Replacement Procedure ee eee eene 5 2 5 3 REPLACING A FAILED OPTIONAL BBU 5 4 5 3 1 About BBU 5 4 5 3 2 BBU Battery Pack Replacement eese ER ener 5 4 5 3 3 BBU Charger Board Replacement eese ener en aE 5 6 5 4 DAUGHTER BOARD MAINTENANCE ccsssscecececsessuscecececsenssececccecseneaeaecececeesesssaeseeseseeessaaeaeeess 5 6 5 4 1 About Daughter Board Maintenance eee esee 5 6 5 4 2 Replacing a Daughter 0000 2 24 0000000000000000 5 6 APPENDIX A SENTINELRAID FEATURESS 4 eee e eee ee en eese ense seen aee seen sees ea A 1 Vs 1 AO CONTROLLER FEATURES reete iere ei ce
35. eceptacle side is shaped like a DB 9 connector and can be attached to the back panel of the enclosure using the mounting positions of a serial port header to connect to the outside of the enclosure 1 3 4 Bezel Key The IFT 9531 is used to remove the LCD front panel from the controller canister The only time the LCD front panel needs to be removed is when the controller board needs to be accessed 1 4 Separately Purchased Accessory Items The following items are required to run the SR controller You must purchase them separately and install them yourself 1 4 1 DIMM Modules The SR controllers support PC 133 SDRAM DIMM modules with ECC support and capacities between 128MB and 1GB DIMM modules must be separately purchased and installed by the end user The SDRAM DIMM module socket is located on the controller board and can only be accessed by removing the top cover of the controller enclosure NOTE Although the hardware is able to support a minimum SDRAM DIMM module size of 128MB it is recommended that DIMM modules with a minimum capacity of 256MB are used SR Accessory Items 1 7 SentinelRAID 170 Installation and Hardware Reference Manual 1 5 1 8 1 4 2 1 4 3 1 4 4 SCSI Cables SCSI cables are required to connect the 68 pin connectors on the backplane to the SCSI 320 drives and SCSI 320 hosts When purchasing SCSI 320 cables select cables of the highest quality that are produced by a reputable manufacturer T
36. ed Documentation e Generic Operation Manual e RAIDWatch User s Manual These two documents can be found in the CD included with your subsystem package Conventions Naming From this point on and throughout the rest of this manual the SentinelRAID series is referred to as simply the controller and SentinelRAID is frequently abbreviated as SR Warnings Warnings appear where overlooked details may cause damage to the equipment or result in personal injury Warnings should be taken seriously Warnings are easy to recognize The word warning is written as WARNING both capitalized and bold and is followed by text in italics The italicized text is the warning message Cautions Notes Lists Cautionary messages should also be heeded to help you reduce the chance of losing data or damaging the system Cautions are easy to recognize The word caution is written as CAUTION both capitalized and bold and is followed by text in italics The italicized text is the cautionary message These messages inform the reader of essential but non critical information These messages should be read carefully as any directions or instructions contained therein can help you avoid making mistakes Notes are easy to recognize The word note is written as NOTE both capitalized and bold and is followed by text in italics The italicized text is the cautionary message Bulleted Lists Bulleted lists are statemen
37. eset the controller LCD Type Selection JP10 Only used by Infortrend for testing LCD Connector JP14 This jumper is used to connect the LCD screen to the controller board with a ribbon cable Restore Firmware JP19 This jumper is used to restore the firmware Default default settings Front Panel Fan JP22 Helps to determine the operational status of the fans at the back of the front panel Table 1 1 Controller Jumpers and Connectors The jumpers listed in Table 1 1 above are all located at the front of the controller board See Figure1 4 SR Components Chapter 1 Introduction JP5JP7 JP19 JP8 JP10 JP22 JP13 ejor E 19 000 T Coy 1 l 4 24 3 0000 5 6 3 o0 p 15 ooo o LIC T a T JP6 JP1 0am Figure1 4 Controller Board Front 1 2 3 Interfaces The external interfaces see 1 5 are all located at the back of the controller board and are easily accessible at the rear of the controller enclosure These interfaces include the SCSI 320 I O channel connectors power cord sockets RS 232C serial port connector lC connector and battery connector The backplane interfaces are fully described in Table 1 2 Their locations are shown in Figurel 5 SR Components 1 5 SentinelRAID 170 Installation and Hardware Reference Manual 1 6 Connector Type Label Description SCSI 320 Connectors CHO C
38. hapter 2 Section 2 6 2 Step 2 Disconnect the BBU battery pack connector Once the controller board has been removed disconnect the failed BBU pack from the charger board connector See Figure 5 4 if 8 3 Ih M Figure 5 4 Disconnect the BBU Connector from the Charger Board Step 3 Connect the new BBU battery pack Connect the replacement BBU battery pack to the BBU charger board Replacing a Failed Optional BBU Module 5 5 SentinelRAID Installation and Hardware Reference Manual Step 4 Replace the chassis top cover Once the new BBU battery pack has been connected to the BBU charger board the chassis top cover must be reinstalled For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 5 3 3 BBU Charger Board Replacement To replace the BBU charger board please follow these instructions Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Access the controller module The BBU charger board is located on the controller board To replace the BBU charger board remove the chassis top cover and open the chassis The complete removal procedure is described in Chapter 2 Section 2 6 2 Disconnect the BBU battery pack If the BBU battery pack has been connected to the battery charger board it should be disconnected See Section 5 3 2 2 above Remove the BBU cha
39. ich the controller will be installed provides sufficient ventilation channels and airflow circulation around the controller Handle controller carefully and gently 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 covers are securely in place Provide a soft clean surface to place your controller on before working on it Servicing on a rough surface may damage the exterior of the chassis ESD Precautions Observe all conventional anti ESD methods while handling system modules The use of a grounded wrist strap and an anti static work pad are recommended Avoid dust or debris in your work area About This Manual This manual Introduces the SentinelRAID 170 controller Describes all the SentinelRAID 170 active components Provides recommendations and details about the controller hardware installation process Briefly describes how to monitor the controller Describes how to maintain the controller 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 that came with your subsystem Who should read this manual This manual assumes that its readers are experienced with computer hardware installation and are familiar with RAID controllers Relat
40. ides a 160mA charge until either a ninety minute time limit has been surpassed or the temperature limit of 65 C is reached After fast charging the charger will shift to a trickle stage until the charge is full Optional Items Chapter 1 Introduction Figure 1 6 90100 BBU Module Figure 1 7 IFT 9070D Battery Charger Board 1 5 2 Daughter Board Expansion The installation of an optional daughter board makes four additional SCSI 320 channels available 1 6 Environmental Requirements 1 6 1 When instaling and running an SR controller the following environmental considerations must be taken into account Power Supply Requirements Two power cord connectors facilitate the connection of two redundant power supply units PSUs If redundant PSUs are used and one PSU fails the second PSU continues to supply power to the SR controller The SR power requirements are listed below Input Voltage 5VDC 12VDC Power Consumption 5V Full Loading 5 5A Idle 3 5A Power up 4A When purchasing a PSU the power requirements listed above must be taken into consideration Please contact the SR controller vendor for a list of compatible PSUs Environmental Requirements 1 9 SentinelRAID 170 Installation and Hardware Reference Manual 1 6 2 Cooling Requirements Proper SR controller cooling is required to ensure that the temperature of the critical controller board components does not exceed the operationa
41. idual devices to be recognized by the controller when executing I O commands from the host computer 4 2 SR 170 Topologies 4 2 1 4 2 Single Host Computer Connection to a single host is shown in Figure 4 1 The single host computer manages all of the logical drives LDs In the topology shown in Figure 4 1 the channels are configured as shown in Table 4 3 Channel Configured as CHO Host Channel CHI Drive Channel CH2 Drive Channel CH3 Drive Channel Table 4 3 SR 170 Single Host Channel Configurations SR 170 Topologies Chapter 4 Controller Connections and Operation RAID Controller Host CHO Drive CH1 Drive CH2 Host Computer Terminator Enabled Drive CH3 Terminator Enabled Figure 4 1 Single Host Connection SR 170 Topologies 4 3 SentinelRAID 170 Installation and Hardware Reference Manual 4 4 4 2 2 Dual Host Connection In Figure 4 2 two channels CHO and CH1 are configured as host channels and two channels CH2 and CH3 are configured as drive channels The firmware FW can be used to create LDs These LDs must in turn be mapped to the host channels Host Computer RAID Controller Terminator Eabled Terminator Enabled Host Computer Terminator Enabled Figure 4 2 Dual Host Connection Creating redundant host paths If access to data is a critical requirement redundant data paths to different LDs or logical v
42. l temperature range The main components on the controller board that can overheat are ASIC 133 CPU SCSI Chip s The temperature of these items cannot exceed 80 C Of the three items listed the CPU will heat up the most To pre empt overheating of the CPU a heat sink has been mounted on top of the CPU The heat sink is separated from the CPU with thermal grease Prior to installing and powering on the SR controller it is imperative that you ensure that there is sufficient cooling of the controller 1 7 SR Controller Monitoring 1 7 1 1 7 2 1 7 3 The SR controller comes with a number of different monitoring methods that enable you to constantly be updated on the status of the controller and the storage array to which it is connected 2 Bus The IC bus allows for the status monitoring of a number of different devices like power supplies and cooling fans LED Indicators The LCD front panel has three LED status indicators that show that the power is on when there is activity on the I O channels and when an error message appears on the LCD screen itself Firmware FW and RAIDWatch GUI Firmware firmware is pre installed software used to configure the controller The FW can be accessed through either the front panel LCD module or a terminal emulation program that is installed on an external computer connected to the host RAIDWatch RAIDWatch is a premier web based graphics user interface GUI that can be in
43. les must be separately purchased and installed See Section 2 7 Hard drives SCSI 320 hard drives must be purchased separately prior to installation of the SR controller Cabling All the SCSI cables that are used to connect the SR controller to the host and drives must be purchased separately See Section 4 2 1 2 3 Safety Precautions 2 3 1 General Considerations Installation Overview Power source Make sure the power source is within the correct power range prior to powering on Earth Always make sure the controller has a safe electrical earth connection via the power cords or chassis ground on the rack cabinet Ventilation Be sure that the rack cabinet provides sufficient ventilation channels and airflow circulation throughout the enclosure in which the SR controller is installed 2 1 SentinelRAID 170 Installation and Hardware Reference Manual Working surface Provide a soft clean surface on which to place your controller before working on it Servicing on a rough surface may damage or scratch the enclosure 2 3 2 Static free Installation Static electricity can damage the electronic components of the system Most of the controllers that are returned for repair are the result of improper installation and ESD damage To prevent ESD damage follow these precautions before touching or handling any of the components When installing the SR 170 you should wear an anti static wrist band or t
44. lt tolerant disk storage operation The SR 170 controller is an ideal solution for weaving multiple hard drives into one or more contiguous volumes as well as enhancing storage availability integrity and performance With high speed SDRAM modules and firmware in flash memory a PowerPC RISC CPU performs all RAID functions on the SR 170 controller which supports RAID 0 1 0 1 3 5 10 30 50 or JBOD RAID storage to any host system equipped with a SCSI 320 interface The controller s operation is completely independent of the host operating system Four VHDCI SCSI connectors at the back of the controller board facilitate the connection of the four SCSI 320 I O channels to external hosts and drives All the I O channels can be configured either as host or drive Other external interfaces include two COM ports and an RJ 45 Ethernet connector The COM 1 port is used for serial communications and Product Overview 1 1 SentinelRAID 170 Installation and Hardware Reference Manual 1 2 connects to a PC hyper terminal that is used to configure the controller and the subsystem in which it is embedded The LAN port enables the controller to connect to the web based RAIDWatch management program that enables you to manage your controller from anywhere in the world Two power supply unit PSU connectors ensure the controller can be connected to dual redundant power supplies An LCD panel is conveniently attached to the front of the controller bo
45. nce Manual Ambient temperature All the controller components have been acclimated to the surrounding temperature 4 5 2 Power On Sequence When powering on the SR 170 controller please follow these steps 1 Power on the hard drives The SCSI 320 hard drives that have been connected to the SR controller should be powered up first For the hard drive power on procedure please refer to the documentation that came with the hard drives 2 Power the SR controller Once the hard drives have been powered on power on the controller To do this turn on the power supplies that have been connected to the PSU connectors at the back of the controller board 3 Power on the host computers The host computers should be the last devices that are turned on Please refer to the manual that came with your host computers to see their own power on procedures 4 5 3 LCD Screen When powering on the controller 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 1 on how to read the screens Model Name Indicates Firmware version CY mA TUM Status Data Transfer Indicator Figure 4 1 The LCD Startup Screen The LCD screen startup sequence is shown and described in the sequence below Initializing This screen appears when the PSUs are turned on Please Wait 4 8 Power On 4 6 Power Chapter 4 Contr
46. note of the following 1 Refer to the installation documents that came with your drives for information on jumper settings 2 Set a unique SCSI ID address on each drive Avoid ID 7 this is a default reservation for the controller In redundant controller mode each of the two controllers takes an ID on each SCSI bus The combination can be ID 6 and ID 7 or ID 8 and ID 9 4 4 Other Connections 4 6 4 4 1 4 4 2 Power Connection The power input and connection of the controller is exactly the same as those for hard disk drives Be sure to connect both connectors The power connection is shown in Figure 4 4 below GND GND 5V 12V Ze Figure 4 4 PSU Connection Connecting RS 232C Terminal Emulation The controller can be configured via a PC running a VT 100 terminal emulation program or a VT 100 compatible terminal The provided combo cable IFT 9512 converts the RS 232 signals from the 20 pin header into the two 9 pin D Sub male connectors The pin layout of the 9 pin connectors is similar to that of a PC s serial port and is set as a DTE device Proper cable connection is displayed in the following diagram The DB 9 connectors of the IFT 9512 cable are marked as 1 and 2 Please use the connector marked as 1 for terminal emulation Connect COM 1 to the included null modem IFT 9011 and connect the other end of the null modem to the outside of your enclosure or to an external RS 232 c
47. nstallation Procedure If the steps listed below are followed the installation of the SR controller should be smooth and efficient Detailed illustrated instructions for each step are given in the following sections CAUTION To ensure that the system is correctly installed please follow the steps outlined below If these steps are not followed the hardware may accidentally be installed incorrectly Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Unpack Unpack the SR controller and make sure that all the components that are meant to come with the subsystem have indeed arrived See Section 2 5 Install the DIMM module The SR controller does not come with pre installed DIMM modules Separately purchased DIMM modules need to be installed See Section 2 7 Install the optional BBU Install the optional BBU prior to operating the SR controller See Section Error Reference source not found Install the optional daughter board If you require more than two SCSI 320 I O channels the optional daughter board with the appropriate expansion channels must be installed See Section 2 9 Rack Cabinet installation Install the SR controller into an appropriate cabinet or rack Connect the host Connect the user configured host channels to the host computer Connect the drives Connect the user configured drive channels to the hard drives 2 5 Unpacking the Controller NOTE A detailed packing
48. ntly lift the top cover up to expose the controller board Retention Screws Retention Screws Figure 2 1 Remove the top cover Replacing the top cover After the controller board components have been installed the chassis top cover must be replaced To do this make sure the front panel LCD screen is properly positioned Next ensure the top cover is correctly oriented Notice that the two rectangular holes in the top cover are located at the front and must be installed in this way Once correctly oriented gently place the top cover on the chassis and re insert the four previously removed retention screws two on each side Accessing the Controller Board Chapter 2 Installation 2 7 Memory Module Installation The SR controller comes without a DIMM memory module It is therefore necessary for a separately purchased DIMM module to be installed 2 7 1 Selecting the DIMMs When purchasing the DIMM modules the following factors must be considered Supported SDRAM DIMM modules The SR controllers support SDRAM DIMMs with memory capacities between 128MB and 1GB with ECC support Installation considerations When installing the SDRAM DIMM module it is necessary to handle the controller board The controller board is susceptible to damage and must therefore be handled with extreme care ALL anti static precautions specified in Section 2 3 2 must be strictly adhered to Secure installation When inst
49. ntroller board Remove these three retention screws See Figure 5 5 wr m EE Figure 5 5 Remove the Daughter Board Retention Screws Step 3 Remove the daughter board daughter board is connected to the controller board through two board to board connectors To disconnect the failed daughter board from the controller board gently lift it up Step 4 Install the new daughter board Correctly align the board to board connectors on the daughter board with those on the controller Place the daughter board onto the controller board and push down gently ensuring that the board to board connectors are properly connected Use the previously removed retention screws to secure the daughter board to the controller board Step 5 Replace the chassis top cover Once the new daughter board has been properly installed reinstall the chassis top cover For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 Daughter Board Maintenance 5 7 SentinelRAID Installation and Hardware Reference Manual This page is intentionally left blank 5 8 Daughter Board Maintenance Appendix SentinelRAID Features Appendix A SentinelRAID Features A 1 Overview The SR controller comes with many different features Some of these features enhance the performance of the controller or add configuration flexibility while other features simplify the installation maintenance procedures of th
50. o ensure optimum SR controller performance it is necessary to use proper high quality durable SCSI 320 cables Failure to do so will result in downgraded performance Please contact the SR controller vendor for a list of compatible cables Power Connector Two four pin power cord connectors are located on the right and left sides at the back of the controller board These connectors facilitate the power supply connection 2 Signal Compatible Cables These cables are required for enclosure device monitoring Optional Items 1 5 1 Battery Backup Unit BBU The controller operates using cache memory However if the controller operates with write back caching and a power failure occurs the cache memory may contain buffered data that has not been made permanent on hard disks The buffered data is not retrievable when power returns unless backup power has been provided The combination of the optional separately purchased IFT 9070D battery charger board Figure 1 7 and IFT 9010D BBU module Figure 1 6 allows two battery packs to be daisy chained for longer backup time and each BBU can sustain the cache memory for 72 hours The IFT 9519D extension cable can be used to cascade multiple cell packs or to extend the connection between the controller and cell pack Each battery in the cell pack has a storage capacity of 3A H when fully charged and three cells are used for a total of 3 6V source The charger circuit on the IFT 9070D prov
51. o ie reed er eyed eder dos 1 2 1 5C51 320 I O Channels ntes vaut reve eet cotto dee ea A 1 A 2 2 FlexibleConfipuratioti rtt t e PR re Het rte e A 1 A 2 3 Expansion ice drei CR ME e Fete RESP Cede 1 2 4 User friendly Configuration Utilities A 1 4 2 5 Controller Architecture A 2 A3 UBAUEPTOLERANGE EEE 2 3 1 Global and Local Spares ia deter er d RR A 2 A 3 2 Hot swapping of Drives itas eite tet rite tio teo e rp edens A 2 3 3 S MART SUppOFt i sat rte cete REP es A 2 4 3 4 Other Fault Tolerant A 2 A 4 FUNCTIONAL 5 rtr rtr rtr rtr rtr r rtr e r r r esee es Eee E e esee sees esse esee A 3 4 1 RAID Levels Supported ais UR De ee SR dete A 3 4 4 2 Controller CHASSIS 3 APPENDIX HARDWARE SPECIFICATIONS ssscccssssscssssscccsssecscssssccssssscccssseccccsssscceesssseceses 1 Bel CONFIGURATION tetra a teta atten arem e tec dio B 1 B 2 CONTROLLER ARCHITECTURE sis cic eccecctccd ses ene co eene eeu knee selec Cae B 2 3 RAID MANAGEMENT eerte crie et eset eite eae rte Pest eue de tetas reae lei hak eat d HE B 2 Bed CEAUET TOLERANGE ett e P t tee e e
52. odule In this instance it is best to replace the DIMM module during the least busy time as the controller will have to be powered down and removed 5 2 2 DIMM Module Replacement Procedure 5 2 Step 1 Power off the controller Prior to removing the controller module it is necessary to power off the controller Step 2 Access the controller module The DIMM module is located on the controller board To replace the DIMM module remove the chassis top cover and open the chassis The complete removal procedure is described in Chapter 2 Section 2 6 2 Step 3 Remove the optional daughter board If an optional daughter board has been installed it must be removed The DIMM module is located beneath the daughter board See Section 5 4 2 below Replacing a failed DIMM Module Chapter 5 Controller Maintenance Step 4 Remove the optional BBU charger board The BBU charger board obstructs the DIMM module and must therefore be removed See Section 5 3 3 below Step 5 Insert the new DIMM module To install the replacement DIMM module align it with the DIMM slot Next gently push the new module into the DIMM socket The white clips on either side of the DIMM socket will automatically close and lock the new DIMM module into place See Figure 5 1 Figure 5 1 Remove the DIMM Module Step 6 Insert the new DIMM module Once the old DIMM module has been removed the replacement DIMM module can be
53. oller Connections and Operation SR 170 v331F This screen appears after the initialization process It Modem Not Config clearly shows the model name SR 170 v3 31F 256MB RAM Wait System is ready You can now start to configure the SR 170 v3 31F controller No Host LUN Off Procedure If you wish to power down the SR controller please follow these steps NOTE If you wish to power down the SR controller please ensure that no time consuming processes like a logical drive parity check or a background scrub are running Power Off Procedure Stop I O access to the system Use the software provided on the host computer to stop all I O access to the SR controller Please refer to the user manual that came with your host computer Disconnect the host The host must be disconnected from the controller To do this disconnect the cables from both the host and the SR controller Flush the cache Use the Shutdown Controller function to flush all cached data This prepares the controller to be powered down Turn off the power Turn off the PSUs that supply power to the SR controller Once the RAID controller has been powered down other devices that are connected to the controller may be powered down 4 9 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank 4 10 Power Off Procedure Chapter 5 Controller Maintenance Chapter 5 Controller Mainten
54. olumes LVs can be created To do this logical units LDs or LVs are mapped to both the host channels CHO and CHI in Figure 4 2 This will ensure that if one host computer fails the second host computer will be able to access the logical units on that host computer NOTE 70 create dual redundant data paths on the host side it is necessary for third party failover software to be installed on the host computer s Physically isolating one OS system from another The multiple host configuration can also be applied when the array is shared by two or more systems Using each host channel for a host adapter on different host computers can physically isolate one OS system from another This configuration is applied when two systems cannot share the same SCSI bus as the access route to storage Unless some file system lock manager is available physical drives should be configured into different logical drives or logical volumes and each logical unit should be mapped to IDs LUNs on each host channel In this way each host computer will be accessing separate logical units SR 170 Topologies Chapter 4 Controller Connections and Operation 4 2 3 Expansion The installation of an optional daughter board can expand the number of available SCSI 320 I O channels by four With the addition of the daughter board the SR 170 will then have eight SCSI 320 channels available These expansion channels are connected in the same way as described above
55. ooling 1 10 CPU 1 1 1 10 2202 data transmission rate 1 daughter board 1 2 1 9 2 2 2 3 2 4 2 0 5 1 5 2 5 6 1 DC resistance 4 1 delay skew 4 1 Index INDEX DIMM module 2 3 2 5 5 1 5 2 downtime 5 1 drive channels 1 1 1 4 2 2 2 3 4 1 4 2 4 7 A 1 drives A 1 dual host 4 4 ECC support 2 5 electrostatic discharge 2 1 embedded terminators 4 6 environmental considerations 1 9 ESD 2 2 expansion channels 1 4 extension cable 1 8 external hosts 1 1 external interfaces 1 1 1 5 e face plate 4 7 failed drive A 2 failover software 4 4 fault tolerant 1 1 features A 1 firmware 1 1 1 10 3 1 NM Generic Operation Manual 3 3 global spare A 2 GUI 1 10 2 Ee hard drives 1 1 2 1 2 3 4 7 high availability 1 1 high performance 1 1 host channels 1 1 1 4 2 2 2 3 4 1 4 4 4 7 1 host 2 3 4 1 4 8 A 1 hot swapping drives A 2 zs I O channel connectors 1 5 I O channels 1 1 1 4 1 9 1 10 2 2 2 3 2 9 A 1 I O path configurations 2 2 l 1 SentinelRAID 170 Installation and Hardware Reference Manual I O port cabling 2 2 I2C bus 1 10 I2C connector 1 2 1 5 3 3 I2C 3 1 impedance 4 1 installation procedure 2 3 irreparable damage 5 1 jumper setting 4 6 jumpers 1 4 zal ss LAN port 1 2 LCD panel 1 2 1 3 1 10 3 2 5 1 LCD screen 1 3 2 4 4 8 LED 3 1 local Spare
56. or at the Back of the Controller Board Step 5 Replace the chassis top cover Once the battery charger board has been installed on the controller board the chassis top cover must be reinstalled For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 Step 6 Attach the BBU to the enclosure Integrators can use the four pre drilled mounting holes on the BBU to attach the BBU to a custom designed enclosure 2 9 Daughter Board Installation 2 9 1 About Daughter Board Installation The optional separately purchased daughter board allows you to add an additional four SCSI 320 I O channels to the SR controller The daughter board like the controller board is a very sensitive component and must be treated carefully All anti static precautions must be strictly adhered to and all the controller safety precautions observed 2 9 2 Daughter Board Installation Procedure Step 1 Remove the chassis top cover Before installing the daughter board remove the chassis top cover For further instructions on how to remove the top cover please refer to Section 2 6 2 Step 2 Install the daughter board daughter board is mounted on four pre installed spacers located in the middle of the controller board just in front of the SCSI connectors Place the daughter board onto the docking connectors so that the retention screw holes on the daughter board are clearly aligned with the spacers Daughter
57. ouch a grounded metal surface to discharge any static electricity form your body Avoid carpets plastic vinyl or styrofoam in the work area Handle any components by holding its edges or metal frame Avoid touching PCB boards or connector pins 2 4 Hardware Installation Preparation 2 2 2 4 1 Tools or Equipment Needed for Installing the Subsystem 2 4 2 The only tools necessary are 2 cross head Phillips and 3 16 inch slotted screwdrivers Planning Before Installation Module locations Make sure you are aware of the related positions of each plug in module and interface I O path configurations The SR controllers have four SCSI 320 I O channels interfaced through four SCSI ports The installation of an optional daughter board increases the available SCSI 320 I O channels by four I O channels be configured as either host or drive channels port cabling series models are equipped with 0 8mm VHDCI SCSI connectors Please contact Infortrend technical support for an updated list of host adapters that have been tested and proved compatible with the SR controller series Power supplies Two power cord connectors ensure that redundant power supplies can be connected to the SR controller so that in the event that one power supply fails the second power supply will continue to supply sufficient power to run the SR controller Hardware Installation Preparation Chapter 2 Installation 2 4 3 General I
58. red operation Warning Use only shielded cables to connect I O devices to this equipment You are cautioned that changes or modifications not expressly approved by the party responsible for compliance could void your authority to operate the equipment C This device is conformity with Table of Contents CHAPTER 1 INTRODUMGCTIQON rto reete eoa eH tho ER no PESE PES YU rase ta Yep re T PE PR SE OPE ped 1 1 1 1 PRODUCT OVERVIEW ecce edle eedem eres rete ete ee Le En e edet eee d es 1 1 1 1 1 1 1 1 1 2 1 2 L2 SR COMPONENIS E Pete eter e Fete dp cuve dede d os 1 3 1 2 1 LCD Panel eit 1 3 1 2 2 GON OL EF BOGE s t et A etes ess 1 3 1 2 3 Interfac s i e t E S ERE eR MIR SE eerte E eas 1 5 1 3 SR ACCESSORY TEMS iih re Hee cete puede PU Po edere ce dede d es 1 7 1 3 1 RYAN G10 12 AAEE E E T AEEA EEATT 1 7 1 3 2 NULL Wa EE EEE 1 7 1 3 3 tt cs costes ees vto 1 7 1 3 4 Bezel Key iiie b edet ue doe ER DERI Urbes 1 7 1 4 SEPARATELY PURCHASED ACCESSORY 6 1 7 1 4 1 DIMM Modules
59. rger board Locate the BBU charger board and gently pull it up to remove Install the new charger board on the controller board Complete installation instructions are described in Chapter 2 Section 2 8 Connect the BBU pack Connect the BBU battery pack to the charger board onboard connector See Section 5 3 2 2 above Replace the chassis top cover Once the BBU charger board has been installed and connected to the BBU battery pack reinstall the chassis top cover For further instructions on how to reinstall the chassis top cover please refer to Section 2 6 2 5 4 Daughter Board Maintenance 5 6 5 4 1 About Daughter Board Maintenance 5 4 2 The daughter board is an optional item installed on the controller board that is used to expand the number of available SCSI 320 I O channels A daughter board can be damaged by over heating and static electricity among other things Replacing a Daughter Board To replace a daughter board please follow these steps Step 1 Access the controller module The daughter board is located on the controller board To replace the daughter board remove the chassis top cover and open Daughter Board Maintenance Chapter 5 Controller Maintenance the chassis The complete removal procedure is described in Chapter 2 Section 2 6 2 Step 2 Remove the retention screws The daughter board is secured to the controller board with three retention screws that pass through spacers mounted on the co
60. roller can be installed into an industrial standard 5 25 inch half height canister To secure the controller within an enclosure chassis screws must be inserted through the enclosure s mounting rails into the four mounting holes on the sides of the controller Product Overview Chapter 1 Introduction lt 264mm za E T s lt E gt 40mm IL mm Figure 1 2 SR Enclosure Canister Mounting Holes 1 2 SR Components 1 2 4 LCD Panel b d 5 Figure 1 3 LCD Panel The LCD panel shown in Figure 1 3 consists of a 16x2 character LCD screen with two navigation buttons labeled as W in Figure 1 3 three status indicating LEDs POWER BUSY and ATTEN an enter button labeled ENT and an escape button labeled ESC The LCD front panel provides full access to all RAID configurations and monitoring After powering up the controller the initial screen will show the controller model name A different name may be assigned for the system or different arrays This will enable easier identification in a topology with numerous arrays 1 2 2 Controller Board SR Components WARNING The controller board is a very sensitive component that can be easily damaged When working with the controller board make sure all safety precautions are strictly adhered to Failure to adhere to these safety instru
61. rs See Figure 2 4 Battery Backup Unit BBU Installation 2 7 SentinelRAID 170 Installation and Hardware Reference Manual d N b aes LE em d ug N g auc X UP m CO YN s H 1 7 4 r 1 Iri Jj Md LH la E NE FEE 1 47 f qj c UI Y 1 Md N oL VV Figure 2 4 Install the Battery Charger Board Step 4 Connect the BBU cable The BBU cable can be connected to a white 4 pin header on either the BBU charger board see Figure 2 5 or at the back of the controller board labeled J4 see Figure 2 6 If the BBU cable is going to be connected to the charger board the connections should be made now If the BBU is going to be connected to the connector at the back of the board the connection can be made now or after the chassis top cover has been replaced oam o em 1 i a E TA 5 22 iu 1 re e J p Mii LT 7 Figure 2 5 Connect the BBU to the BBU Charger Board Battery Backup Unit BBU Installation Chapter 2 Installation Figure 2 6 Connect the BBU to the Connect
62. s Controller Monitoring Overview 3 1 SentinelRAID 170 Installation and Hardware Reference Manual Controller monitoring is a necessary part of controller management If failure events or other disruptive events are detected and reported controller managers must take the appropriate action to rectify the problem Failure to act in a properly specified manner to a system event like overheating can cause severe and permanent damage to the controller 3 2 Status indicating LEDs The front panel LCD panel comes with three status indicating LEDs The LEDs on the front panel are marked from top to bottom PWR BUSY and ATTEN as shown in Figure 3 1 below The definitions of these LEDs are shown in Table 3 1 3 2 0 9 0 o O_O OO ES o POWER SR170 v3 3 Ready OS v ENT ESC Figure 3 1 LCD Panel LEDs LED Name PWR Color Blue Status ON indicates that power is being supplied to the controller OFF indicates that no power is being supplied to the controller BUSY White ON indicates that there is activity on the host drive channels OFF indicates that there is no activity on the host drive channels ATTEN Red ON indicates that a component failure status event has occurred OFF indicates that the controller and all its components are operating correctly Table 3 1 LCD Panel LED
63. se entente 2 5 2 8 BATTERY BACKUP UNIT BBU 8 1 eene eene nennen nennen nennen enne nes 2 6 2 8 1 About the First BBU 2 6 2 8 2 BBU Installation 4 2 7 2 9 DAUGHTER BOARD INSTAT AT ON 2 9 2 9 1 About Daughter Board Installation eee esee eene nennen nennen 2 9 2 9 2 Daughter Board Installation Procedure eene 2 9 CHAPTER 3 CONTROLLER MONITORING eee ente 3 1 3 1 CONTROLLER MONITORING OVERVIEW 2 1 42 222 00 000000000000000000000000000000000 3 1 32 STATUS INDICATINGTEDS iier EE Se RE a ee Piae REF FONTE 3 2 3 3 JAUDIBEBE ALARM RENE RH 3 3 3 3 1 Default Threshold eer e eh piens 3 3 3 4 rc PORT ENCLOSURE MONITORING cecsccceessscecseseececsecceceeaececseseececsueeeceesaeeecseseeeessneeeeneaaees 3 3 CHAPTER 4 CONTROLLER CONNECTIONS AND OPERATION ccssssccssssscsssssccesssscccsseees 4 1 4 1 SENTINELRAID CONNECTION 2 12202240000000000000000000000000000000000 4 1 4 1 1 V O Channel Configur tion eiie et
64. snaeceeececeenssececececsenesaeaececececseeaaeeeeececeesesaeeeeess 2 1 2 3 SAFETY PRECAUTIONS 1 02 2 22 0 entere nennen nene se 2 1 2 3 1 General 4 2 1 2 3 2 Static free Installation b eti E UE HE 2 2 2 4 HARDWARE INSTALLATION 4 4 2 00 0 020000 enne en nenne 2 2 2 4 1 Tools or Equipment Needed for Installing the Subsystem eere 2 2 2 4 2 Planning Before Installation eese eene ener nennen 2 2 2 4 3 General Installation Procedure eese eene teen eene thee 2 3 2 5 UNPACKING THE CONTROLLER eese eene enne entrer inner siet 2 3 2 6 ACCESSING THE CONTROLLER 20 2 000 000000 enne rennen entere rennen entere enters 2 4 2 6 1 2 4 2 6 2 Removing Replacing the Chassis sese 2 4 2 7 MEMORY 8 2 2 2 entere inneren 2 5 2 7 1 Selecting ilie DIMMSs as ere ett ph e ed e e Dr See i iet ee e 2 5 2 72 DIMM Module Installation ee
65. stalled on a remote computer and accessed via the web SR Controller Monitoring Chapter 1 Introduction 1 7 4 Audible Alarms The SR controllers come with audible alarms that will be triggered when certain active components fail or when certain thresholds are exceeded If you hear an audible alarm being emitted from the SR controller it is imperative that you determine and rectify the problem immediately WARNING Failing to respond when an audible alarm is heard can lead to permanent damage of the SR controller If an audible alarm is heard rectify the problem as soon as possible SR Controller Monitoring 1 11 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank 1 12 SR Controller Monitoring Chapter 2 Installation Chapter 2 Installation 2 1 Installation Overview CAUTION Please note that the installation instructions described in this manual should be carefully followed Failure do to so may result in damage to the system 2 2 Installation Prerequisites 1 Static free installation environment SR controller 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 the SR controller is installed you should confirm that you have received all the components on the Unpacking List during the unpacking process See Section 2 5 Memory modules Modu
66. talled SR 170 No Host LUN SR 170 Ready Other error messages Problem Appendix C Hardware Troubleshooting 1 After system installation is complete write down all the settings and related information using Chapter 11 of your Generic Operation Manual for future reference You may also save your configuration data as a retrievable file using TextRAID manager or save it to disks 2 Save NVRAM to a file or to drives Set the new controller as redundant controller enabled before connecting to the active controller Connect the new controller to the active controller and choose Deassert failed controller on the active controller Refer to Chapter 12 Redundant Controller of your Generic manual for more detail Check to see if a DIMM module is installed or properly installed Reinstall DIMM module will usually solve the problem This is a normal message if no logical drive has been created or no logical drive has been mapped to a host channel ID LUN This is a normal message when a logical drive has been created and mapped to a host channel ID LUN Please contact your system vendor for assistance with any other error messages You may also refer to Appendix D of your Generic Operation Manual to learn more about error messages C 3 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank C 4 Problem Appendix D Spare Parts
67. the problem System is not stable after running 1 SCSI cable length must be within the range of for a period of time specifications 2 Make sure terminators are properly installed Power supply voltage must be within specifications 4 Check the enclosure s inner temperature When using Scan New SCSI Drive and the desired ID is empty an empty drive entry appears The RS 232C Terminal Interface Check RS 232C cable connection does not work Check if the Baud Rate settings on both ends identical Enable Terminal Emulation 4 Set Data Routing Direct to Port in the Communication Parameters When choosing Configure Terminal Emulation should be enabled after all Modem Port the screen is full of modem configurations are completed Comm Buffer Overflow The logical drive states 1 Optimization for I O the logical drive caching INVALID parameter is different from the current setting 2 Change Optimization for to the opposite setting and reset the controller In View and Edit SCSI Drives 80Mhz is SCSI sync frequency not transfer rate or View and Edit SCSI Channels the speed is only 80Mhz SCSI 320 machines not 320Mhz C 2 Problem settings too complex to remember Upon replacing the failed controller with a new one during redundant controller connection nothing appears on the LCD of the new controller Error Check DRAM Ins
68. ts of non sequential facts They can be read in 9 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 Software and Firmware Updates Please contact your system vendor or visit Infortrend s FTP site ftp infortrend com tw for the latest software or firmware updates NOTE that 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 application purposes Therefore DO NOT upgrade your firmware unless you fully understand what a firmware revision will do 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 Chapter 1 Introduction Chapter 1 Introduction 1 1 Product Overview 1 1 1 Product Introduction This hardware manual briefly introduces the SentinelRAID 170 SR 170 320MB second SCSI SCSI 320 to SCSI RAID controller shown in Figure 1 1 Figure 1 1 SentinelRAID SCSI to SCSI RAID Controller The SR 170 controller is designed to meet the high availability high performance and extreme fault tolerant demands placed on RAID controllers operating in today s most extreme storage environments The controller uses RAID technology to endow a host system with high speed fau
69. us indicators 1 10 status indicating LEDs 1 2 Index storage devices 1 2 surface temperature 2 6 M s temperature threshold 3 1 terminal emulation program 1 10 4 6 terminator 4 5 top cover 2 4 EE EM unique ID 4 2 Unpacking List 2 1 2 3 Index Index unpacking 2 1 2 3 user serviceable 5 1 2 5 ventilation 2 1 verify after write A 2 VHDCI SCSI connector 1 1 W working integrity 5 1 working surface 2 2 1 3 SentinelRAID 170 Installation and Hardware Reference Manual This page is intentionally left blank 1 4 Index
70. ut voltage 0 5 to 7 0 Input current 30 to Voltage applied to output in high output state Current applied to output in low output state Standard RS 232C cable customer provided x Controller IFT 9011 Standard PC COM Port Swap pin 2 3 Serial COM Port 4 6 7 8 J1 Battery Connector E 5 SentinelRAID 170 Installation and Hardware Reference Manual E 8 IFT 9011 Null Modem Swap pin 2 and pin 3 Swap pin 4 and pin 6 Swap pin 7 and pin 8 E 9 IFT 9012 RS 232C Extension Cable Not included in kit Extend the cable length only no wire swap E 6 IFT 9011 Null Modem A accessory box 1 7 audible alarm 1 11 3 1 3 3 automatic bad block assignment A 2 Bs background rebuilding A 2 base channels 1 4 battery charger board 1 8 2 6 battery connector 1 2 1 5 battery packs 1 8 5 4 BBU charger board 4 7 5 1 5 2 5 4 5 6 BBU module 1 2 1 8 2 3 2 4 2 6 4 7 5 1 5 2 buffered data 1 8 M 2 cable specifications cache memory 1 8 capacitance 4 1 capacity expansion 1 channel expansion A 1 Check List 4 7 COM ports 1 1 COMI 3 1 component check 2 1 configuration flexibility A 1 configuration utility A 1 connection and setup 4 6 controller architecture A 2 controller board components 1 10 controller board 1 1 1 2 1 3 1 5 2 4 2 5 5 1 5 2 1 controller box 1 2 2 4 controller chassis 1 2 1 5 2 4 controller c
71. width SCSI 320 up to 320Mbytes second Real time Clock For event messages with time record Table B 2 Controller Architecture B 3 RAID Management Specification Feature Performance Monitoring Yes Remote Control and Yes Monitoring Event Broadcast Alert Yes via Java based RAIDWatch Manager and Event Monitor Event Notification Yes via RAIDWatch s sub module NPC Hardware Connection Configuration on Disk In band over SCSI or Fibre Ethernet or RS 232C Configuration data stored on disks for logical drive assemblies to exist after controller replacement Failure Indicator Via alarm LCD panel RAIDWatch Manager or terminal emulation Table B 3 RAID Management Controller Architecture Appendix B Hardware Specifications B 4 Fault Tolerance Specification Feature Drive S M A R T Support Yes with user configurable detect only clone and replace and perpetual clone functions Battery Back up Option Yes SAF TE Support Yes S E S Support Yes ISEMS Infortrend Simple Yes Enclosure Management Service via Interface Automatic Drive Failure Yes Detection Automatic Rebuild on Spare Yes Drives Regenerate Logical Drive Yes Parity Bad Block Reassignment Yes Automatic Rebuild upon Yes Failed Drive Replacement Manual Clone of Suspected Yes Failed Drive Concurrent Rebuild on Yes Multiple Drives in a
72. x and can also be used for controller configuration and troubleshooting The LCD panel has three navigation buttons and three status indicating LEDs Enclosure The SR controller enclosure is divided into a front and rear section 1 1 2 1 Controller Box The controller box contains both the controller board and the separately purchased independently installed DIMM modules Two optional items the daughter board and the battery backup unit BBU module are also installed in the controller box To access the controller board it is necessary to remove the top cover of the controller box The top cover is secured to the controller box with four retention screws two on each side WARNING Although the controller board can be accessed by removing the enclosure top cover it should always be remembered that the controller board is a very sensitive component and can be easily damaged When accessing the controller board it is imperative that all safety precautions stipulated in Chapter 2 are strictly adhered to 1 1 2 2 Front Side The LCD panel located on the front panel is used to configure and manage the controller and storage devices to which it is attached It is connected to the controller board with a ribbon cable 1 1 2 3 Rear Side The rear side of the SR controller chassis provides access to the SCSI 320 connectors power cord sockets RS 232C serial port connector and battery connector 1 1 2 4 Mounting Holes The cont

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