HP Disk System 2120 Desktop User's Manual
Contents
1. mbets ox is ia a HU E ede ER Saw e 32 Available Upgrade Disk Modules 0 0 0 cece cece ee 33 Upgrade Products for Hewlett Packard Systems 0 0 0 c cece cee eee ees 33 Replaceable Parts i aiid telah eee ELE T OEREO ns 34 Supported HP Cables and Terminators 0 cece cece etn nee 34 Physical Dimensions 0 0c ccc ect re 35 AC Power Requirements ces os pine Crores ahead see are e Renan eae ORs s 35 Environmental Specifications llle 35 HP StorageWorks Disk System 2120 Overview The HP StorageWorks Disk System 2120 is a 1 EIA unit disk systems capable of accommodating up to four disk modules It is designed to provide inexpensive high performance rack optimized online mass storage for entry level configurations in three distinct markets 1 HP servers workstations 2 open systems JBODs and 3 open systems IDACs Internal Disk Array Controller The DS2120 supports U320 drives however the U320 drives are supported at a maximum of 160 MB s speeds Connectivity to U320 initiators is supported if the speed of the U320 initiator is set to limit negotiations to U160 speed The U320 drives do not operate reliably or at acceptable performance levels at U320 speeds and are not supported at those speeds This is due to limitations within the disk system and not the U320 drive mechanisms usibu3 HP StorageWorks Disk System 2120 Components of the Disk System Front Panel2. contents select Information Log 7 Select Done when you have finished viewing the information 8 To quit STM type exit Figure 15 shows a sample Information Log FIGURE 15 Sample STM Information Log HP UX 28 HP StorageWorks Disk System 2120 STM Disk Information MPE iX 6 5 or Later STM displays the last generated Information Log for a selected disk Start STM and run the Information tool as follows 1 2 Log on the system At the system prompt type vsclose lt physical volume number gt This removes the disk from use 3 At the system prompt type cstm STM starts At the cstm prompt type map STM displays a list of all the disks installed on the system Select the desired disk by typing select device lt number gt for example select device 15 Type information STM updates the system map To display the information log type infolog A sample information log is shown in Figure 16 HP StorageWorks Disk System 2120 FIGURE 16 Sample STM Expert Tool Disk Error Log MPE iX 6 5 or Later Writ Read Read Veri Non e Error Statistics Errors Corrected Without Delay Errors Corrected With Delay Total Retries Total Errors Corrected Total Bytes Processed Total Uncorrected Errors Error Statistics Errors Corrected Without Delay Errors Corrected With Delay Total Retries Total Errors Corrected m Total Bytes Processed Total Unc
3. disk modules 4 99 kg 11 0 Ibs Weight fully loaded 8 21 kg 18 1 Ibs Electrical Specifications TABLE 14 TABLE 15 AC Power Requirements Electrical Element Requirement Product Voltage Range 100 240 VAC RMS Product Frequency Range 50 60 Hz Environmental Specifications Climate Control Disk System 2120 Operating 0 C 40 C Temperature dry bulb Storage 40 C 70 C Relative Humidity Operating 5 95 Relative Humidity at 40 C non condensing Storage 90 Relative Humidity at 65 C Altitude based on disks Operating 1000 ft to 10 000 ft 3048 M Storage 40 000 ft 12 092 M Heat Dissipation maximum Operating lt 100 watts 35 usibu3 36 HP StorageWorks Disk System 2120 Operating Temperatures If the storage system is installed in a multi unit rack assembly the operating ambient temperature of the rack environment may exceed room ambient temperature For the Disk System 2120 the rack environment ambient temperature cannot exceed 40 Celsius 104 Fahrenheit If your storage system contains less than 4 disk modules the remaining empty slots require filler panels These filler panels part number A6198 60002 ensure that the proper cooling is maintained within the storage system Regulatory Statements Safety Certifications UL listed UL 1950 1995 3rd Edition CSA certified C22 2 No 950 1995 TUV certified with GS mark EN 60950 1992 A1 1993 A2 1993 A3
4. electricity ESD precautions are required AN Components bearing this symbol may be ANN hot to touch The front door should be closed and locked at all times during the operation of this product except when replacing disks This product is intended to be operated in a restricted access area Service Maintenance or repair of the backplane and mezzanine boards must be performed by authorized service trained personnel Format Conventions Denotes WARNING A hazard that can cause personal injury A hazard that can cause hardware or CAUTION software damage Note Significant concepts or operating instructions this font Text to be typed verbatim all commands path names and file names Also menu and button selections in GUI contexts this font Text displayed on the screen Table of Contents OVERVIEW i sete see Pe See eae eoa E uec ee RRS R N ERR 7 Components of the Disk System eere 8 Front Panels ger CERE RE Bde bee OE Re Pb eee eke 8 Disk Module LEDs nere oui ee oer en dones deside eeiedie oasis 8 System Power LED ska see Ep pileo parete whet pe rode ert uice 8 Rear Patel P P Se omm 9 SCSLID Switch ue 64 sagen 553404 qu vencer erede Eee PEOR UE DS 10 Power Connector po pectet e ebore P e bale geese p paints 11 Electrical Requirements elle een 11 AC Site Requirements lise 11 Installing the Disk System 000 cec
5. locking handle open on the disk drive Push the locking lever to the left to release the latch 4 Slide the disk into the appropriate slot until it engages with the backplane 5 Press on the locking handle until it locks You will hear an audible click when the locking mechanism is fully engaged HP StorageWorks Disk System 2120 19 FIGURE 11 Installing a Disk Module usibu3 Configure the new Disk Module Configure a new disk module within your application These procedures should be performed only by qualified system CAUTION administrator Performing hot plug operations on an active disk drive can result in data loss or corruption Remove and Replace A Disk Module Remove a Disk Module If the disk system is running and a disk module slot does not contain a disk CAUTION drive or filler panel the disk system will not cool properly and may overheat If you are not replacing the disk module immediately a filler panel must be installed to maintain proper cooling Ensure that you have a replacement disk or filler panel before removing the disk module from the disk system unless you are returning a defective disk system 1 Ensure there is no activity on the drives If the Disk Drive LED for that disk module is flashing green the disk drive is active When the Disk Drive LED off the disk module is either idle or completely off see Table 1 on page 8 In this state it is safe to remove th
6. 1995 A4 1997 A11 1997 EMC Compliance Australia AS NZS 3548 Class A Canada ICES 003 Class A China GB9254 88 European Union EN55022 Class A EN55024 Japan VCCI Class A Taiwan CNS 13438 Class A US 47 CFR Parts 2 amp 15 Class A A FCC Notice for United States The Federal Communications Commission in 47 CFR 15 105 has specified that the following notice be brought to the attention of the users of this product This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications HP StorageWorks Disk System 2120 Hewlett Packard s certification tests were conducted with a Hewlett Packard supported computer system and Hewlett Packard shielded cables such as those you received with your storage product Changes or modifications not expressly approved by Hewlett Packard could void the user s authority to operate the equipment Cables used with this device must be properly shielded to comply with the requirements of the FCC B Canadian Notice Avis Canadien This Class A digital apparatus meets all requiremen
7. 2 Yes Yes A7527A1 36 GB 15 000 rpm HDD U320 disk mod A9896 69001 Yes Yes A7528A 73 GB 10 000 rpm HDD U320 disk mod A9897 69001 Yes Yes A7529A 73 GB 15 000 rpm HDD U320 disk mod A7529 69001 Yes Yes A7530A1 146 GB 10 000 rpm HDD U320 disk mod A9898 69002 Yes Yes Desktop Disk System Cover 5065 5217 No Yes Desktop Disk System Feet 0403 0285 No Yes 1 The U320 drives are supported at 160 MB s speeds only U320 drives do not operate reliably 320 MB s speeds and are not supported at those speeds This is due to limitations within the disk system and not the disk mechanisms 2 Customer Replaceable Unit 3 Field Replaceable Unit TABLE 12 Supported HP Cables and Terminators Order Part Number Description Number C2978B 0 5 meter HDT S68 SCSI multimode cable 5183 2670 C2911C 1 0 meter HDT S68 SCSI multimode cable 5183 2671 C2979B 1 5 meter HDT S68 SCSI multimode cable 5183 2672 C2924C 2 5 meter HDT S68 SCSI multimode cable 5183 2673 C7521A 5 0 meter HDT S68 SCSI multimode cable 5183 2678 C2361B 1 0 meter VHDT S68 HDT S68 SCSI multimode cable 5183 2674 C2362B 2 5 meter VHDT S68 HDT S68 SCSI multimode cable 5183 2675 C2365B 5 0 meter VHDT S68 HDT S68 SCSI multimode cable 5183 2676 C2364A SCSI Terminator LVD SE HDTS68 5183 2657 Specifications TABLE 13 Physical Dimensions HP StorageWorks Disk System 2120 Measure Metric English Width 44 85 cm 17 65 in Depth 37 60 cm 14 8 in Height 4 32 cm 1 7 in Weight without
8. HP StorageWorks Disk System 2120 User s Guide Edition E0305 Order No 5697 5367 Printed in U S A LA invent Notice Hewlett Packard Company 2004 2005 All rights reserved Hewlett Packard Company makes no warranty of any kind with regard to this document including but not lim ited to the implied warranties of merchantability and fit ness for a particular purpose Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material This document contains proprietary information which is protected by copyright No part of this document may be photocopied reproduced or translated into another language without the prior written consent of Hewlett Packard The information contained in this document is subject to change without notice Warranty If you have any questions about the warranty for this product contact your dealer or local Hewlett Packard sales representative Safety Notices Warning Weight exceeds 50 Ibs 22 5 kg Do NOT lift unassisted Use a lift device or two people To protect against personal injury and product damage do not attempt to lift the product without the assistance of another person or lift device Components bearing this symbol are fragile Handle with care Sd SN As Operation Components bearing this symbol are susceptible to damage by static
9. The disk modules can be accessed from the front of the disk system It can accept up to 4 low profile disk drives If your storage system contains less than 4 disk modules the remaining empty slots contain filler panels These filler panels part number A6198 60002 ensure that the proper cooling is maintained within the storage system Remove filler panels only when a disk module is added to the system Disk Module LEDs Each disk module has two LEDs an amber LED on the top see Figure 1 and a green LED on the bottom The amber LED is not operational The green LED provides disk module status information as listed in Table 6 FIGURE 1 Disk Module LEDs Amber LED not used Green LED lle Ox s CRO x Key e TI CREE a Se 1994 3 4 Disk Module i LEDs TABLE 1 Disk LED Activity Definitions LED Activity Indication Blinking Disk activity On solid for Bus reset approximately 1 second Off Disk is idle or off System Power LED The System Power LED see Figure 2 gives diagnostic information about the disk system operation Refer to Table 2 on page 9 for more information HP StorageWorks Disk System 2120 FIGURE 2 System Power LED ie Inge aes er 2 System Power LED TABLE 2 System Power LED Activity Definitions LED Activity Indication Blinking Malfunction either
10. a fan is not operating properly or internal voltage is too low On solid Disk system is operating properly Off Disk system is off Rear Panel FIGURE3 Rear View of the Disk System REPL A7382 67001 U160 MAX AC Power SCSI Power LVD SE LVD SE Power Cord Address Button SCSI SCSI Connector Clip Switch Port Port FIGURE 4 Power Button REPL A7382 67001 Power Button With the power button in the ON position power is supplied to the disk system usibu3 HP StorageWorks Disk System 2120 SCSI ID Switch The SCSI ID switch sets the address for the disk drives There are three possible settings for the SCSI address switch A B and C Each setting assigns a different set of addresses to the disk modules installed in the disk system For SCSI address switch setting A the addresses for the installed disk modules are from left to right looking at the disk system from the front 0 2 4 and 6 For SCSI address switch setting B the addresses for the installed disk modules are 8 10 12 and 14 For SCSI address switch setting C the addresses for the installed disk modules are 9 11 13 and 15 See Figure 5 below SCSI address 7 is reserved for use by the host bus adapter FIGURE5 SCSI ID Switch Settings SCSI Address Switch Disk Module SCSI Addresses Viewed from fro
11. ae resto doce p ORO UE AUR E te ER A rec EA E s He n ee 9 SCSLID Swatch Set mps serere rubeo EX Ee EUER RENE ER ERES 10 AC Power Connector Location 000 ccc cece ete eens 11 SCSI Swatch Location 1 321 ose bade data doe donee ord en dori qd 13 SCSI Port Locations scs rnc read re P e RR EREA E RUP REIR ER ete a ease 14 AC Power Connector Location 00 000 cect ene e nent ne nes 16 Power Button Locations ss 0 543425 teroris hh has eee ee Vea ERR bee UN WRES 17 Installing a Disk Module 2 0 00 eect RII 19 Removing the Disk System 0 0 ccc center tenn nen need 21 Sample Hardware Event Notification lle e 24 LED Status Indicators orao aA DE een nent ee 25 Sample STM Information Log HP UX 0 0 eect teenies 27 Sample STM Expert Tool Disk Error Log MPE 1X 6 5 or Later 29 List of Tables Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table OMAN DN BP WNY nA A UN Disk LED Activity Definitions llle 8 System Power LED Activity Definitions 0 0 e 9 AC Power Requirements on oe or AA cent s 11 SCSI Switch Setting Definitions 00 0 0 e 13 SCSI Address Priority 0 0 0 0 cect tent n nee n eens 14 LED Status Indicators cie bee ko ER Cedo eg ret ce dee ee bee ee ax 25 Troubleshooting Table cr ce ean nea gee DER DDR RE dag EGG G qeu s 30 Prod ct N
12. ample of this LED behavior is the LEDs staying lit solidly This condition is caused by the disk system being deprived of term power when the server loses power or is powered down The disk system does not provide its own term power It relies on the host bus adapter to which it is connected for term power TABLE7 Troubleshooting Table Problem LED Description State Probable Cause Solution Disk system System Power cord is not plugged in Plug in the power fails to power power LED cord on when is off The power button is not Press the power installed pressed button AC breaker is tripped or AC Confirm AC power power source has failed availability The PDU PDRU is defective Replace the PDU PDRU Enclosure chassis is faulty Replace the enclosure chassis System Power supply is defective Replace the enclosure power LED chassis is blinking Cooling fans are not spinning Replace the enclosure at the correct speed chassis Operating Disk Use diagnostic utilities to Depending on the system module determine disk status results monitor or reports LED is on replace disk module errors on a solid or off device HP StorageWorks Disk System 2120 Problem LED Description State Probable Cause Solution ioscan HP Disk Disk module is faulty Replace the disk UX lists disk module module as NO HW LED ison Enclosure is faulty Replace the enclosure or Mapper or
13. ation System Power Green Power is on Blinking Malfunction either a fan is not operating properly or internal voltage is too low OFF Power is off Disk Module Green Installed and spinning up If the LED is still on 3 minutes after term power is engaged and there is no I O activity occurring the disk may be faulty Flashing I O activity on the disk The LED flashes at variable speeds depending on the I O activity The LED may appear to be on solid during periods of high I O activity OFF Not installed not operating or no I O activity 26 HP StorageWorks Disk System 2120 View Disk Status HP UX and MPE AX utilities provide descriptive and diagnostic information about disks including disk type firmware revision and errors On HP UX and MPE iX 6 5 or later the disk utility is Support Tools Manager STM For all other operating systems consult the appropriate system administration manual for disk module status checking procedures STM Disk Information HP UX STM displays the last generated Information Log for a selected disk Start STM and run the Information tool as follows 1 Log on the system 2 At the system prompt type xstm amp STM starts and displays a graphic of the devices on the system 3 Select the desired disk 4 Select Information from the Tools menu 5 To generate a current log select Run The log will be displayed as soon as it is generated 6 To view a log without updating the
14. blem needs repair as soon as possible For example the request queue is full Warning An event that could escalate to a serious condition if not corrected Host system operation should not be affected and normal use of the disk system can continue Repair is needed but at a convenient time For example the bus failed to reset Information An event that is expected as part of the normal operation of the hardware No action is required For example write protection was switched on or off Event messages see Figure 13 contain the following types of information m Message Data Date and time the message was sent the source and destination of the message and the severity level m Event Data Date and time of the event the host event ID name of the monitor event number event class severity level hardware path associated OS error log entry ID m Error Description Narrative information indicating the component that experienced the event and the nature of the event m Probable Cause Recommended Action The cause of the event and suggested steps toward a solution This information should be the first step in troubleshooting 24 HP StorageWorks Disk System 2120 FIGURE 13 Sample Hardware Event Notification Notification Time Wed Feb 3 11 27 15 1999 yourserver sent Event Monitor notification information storage events disks default 10 4 4 0 0 is gt 1 Its current value is CRITICAL 5 Event data f
15. can view a complete and current list of supported host bust adapters at http www hp com products l serverconnectivity support matrices html The following accessory is available for your storage disk system m C2364A High Density 68 pin Terminator for LVD or Single Ended The DS2120 supports a maximum SCSI speed of U160 Connectivity to U320 initiators is supported 1f the speed of the U320 initiator is set to limit negotiations to U160 speed U320 drives do not operate reliably or at acceptable performance levels at U320 speeds and are not supported at those speeds This is due to limitations within the disk system and not the U320 disk mechanisms Contact your HP support representative for assistance with the configuration Preparing for Installation Before the disk system 1s ready for installation its SCSI IDs must be set and the host system must be prepared to recognize the newly installed disk system See your operating system administration manual for configuration procedures for the host bus adapter HP StorageWorks Disk System 2120 Setting the SCSI IDs for the Disk Modules 1 Determine which SCSI addresses are not being used on the host system Refer to your system administration manual for information on determining which SCSI addresses are available on the host system 2 Locate the SCSI switch on the back of the disk system FIGURE 7 SCSI Switch Location U160 MAX U160 MAX SCSI Add
16. e disk module 20 HP StorageWorks Disk System 2120 2 Prepare the software environment to remove the drive See your operating system documentation for instructions and procedures required to remove a disk module It may be necessary to unmount file systems associated with the disk drives installed in the disk system Unlatch the disk module handle and remove the disk module Squeeze the latch to unlock the disk module Put a finger behind the latch and pull the disk module out until it disengages from the backplane Leave it in its slot for two to three minutes to allow the disk drive to spin down before removing the disk module from the enclosure If you are going to replace the disk module immediately refer to Replace a Disk Module below If you are not going to replace the disk module immediately insert a filler panel into the open slot to assure the required cooling Replace a Disk Module 1 Refer to your operating system documentation for requirements and procedures for replacing disk modules Align the replacement disk module with the disk module slot Slide the disk module into the slot until it engages with the backplane Press on the locking handle until it locks You will hear an audible click when the locking mechanism is fully engaged HP StorageWorks Disk System 2120 Remove the Disk System Some data paths may be slot dependent Be sure to note the slot from which CAUTION the disk module is removed
17. e ee 12 Hardware Requirements 0 re Ed EGE eet hh 12 Preparing for Installation 0 0 eee III 12 Setting the SCSI IDs for the Disk Modules 0 0 c eee eee eee 13 Installing the Disk System 000 cece eee 14 Connect the SC SI Cables mess eek oet tie ded eda doe aa ee ae ne 14 Connecting the Power Cable 0 0 ee eect ren 16 Powering On and Off isses ee 16 Power On the Disk System 2d CoN eee ee RR VRRXWEPERerEGR RE eR 16 Power Off the Disk System 0 0 e nent ne nee 17 Adding Disk Modules 0 000 0c eee eee eee 18 Add a Disk Module 2 0 0 0 ccc eect e 18 Configure the new Disk Module 0 cc eee cee e 19 Remove and Replace A Disk Module rre 19 Remove a Disk Module 0 cece eee e 19 Replace Disk Modules 05 vesc yp be SERN US SOX VETE ERR 20 Remove the Disk System ellen 21 Setting Up the Hardware Event Monitor HP UX Only 22 Configuration Overview serere hn 22 Event Notification HP UX Only ssssesesseeeseeeel e 23 Status LEDS ieseebpweXepteiRERe r PUO RR TGREXSXORDUEAG ERR GA MG eERGHEP ER Re 25 View Disk Status essere 26 STM Disk Information HP UX oves uEEREPeR ERR RENE Ea keene EE 26 STM Disk Information MPEAX 6 5 or Later 2 2 2 eee 28 ISola ng Faults 252 ERREUR SUR ea hee CRUS RE 30 Reference Information rera h 32 Product Numbers and Option
18. e storage disk system System Power LED is off See Figure 2 on page 9 6 Disconnect the power cable from the power connector at the rear of the disk system FIGURE 10 Power Button Location REPL A7382 67001 U160 MAX U160 MAX SCSI LVD SE Power Button 17 usibu3 HP StorageWorks Disk System 2120 Adding Disk Modules Disk modules can be added removed and replaced while the disk system is running Because the disk modules can be handled in this way they are called hot pluggable The SCSI addresses for the disks are set using the addressing switches on the back of the disk system You can determine the assigned SCSI addresses by looking at the SCSI address switch settings at the rear of the disk system If your storage system contains less than 4 disk modules the remaining empty slots require filler panels These filler panels ensure that the proper cooling is maintained within the storage system The system administration procedure for adding a disk module is operating system specific You must decide where the disk module is to be installed and install it Once the disk module is installed the operating system must be configured to recognize it Add a Disk Module 1 Select an available slot for the new disk module Note the slot chosen for application configuration 2 Remove the disk module filler panel Store the filler panel for future use 3 Hold the
19. efer to that peripheral s documentation for its internal SCSI cable length 5 Connect one end of an Ultra SCSI cable get it from the shipping box to the available SCSI port on the rear of the first disk system on the SCSI bus 6 Connect the other end of the Ultra SCSI cable to the unused SCSI connector on the rear of the second disk system on the SCSI bus 7 Repeat Steps 3 5 and 6 for the last disk system on the SCSI bus if two disk systems are being installed Keep in mind the maximum bus length 12 meters 8 Install a terminator if the device is the last one on the bus For supported terminators see Table 10 on page 33 or Table 12 on page 34 Note The disk system when connected at the end of a SCSI bus requires a terminator Refer to the documentation that came with your wide SCSI device to determine if it needs a terminator or not Narrow SCSI devices at the end of a daisy chain always require a terminator usibu3 HP StorageWorks Disk System 2120 Connecting the Power Cable Ensure that the connection of multiple units to the supply circuit does not CAUTION overload the supply overcurrent protection or the supply wiring Refer to the storage electrical ratings when determining the correct branch circuit rating for your installation See Table 3 on page 11 FIGURE9 AC Power Connector Location REPL A7382 67001 AC Power Power Cord Connector Clip Powering On and Of
20. f Power On the Disk System 1 Press the power button and release it The power button will stay in a depressed position indicating that the power is on See Figure 10 on page 17 for the location of the power button 2 Confirm that the disk system is running properly by checking the system power LED and the disk module LEDs at the front of your disk system A system reboot may be necessary to assure that the host system recognizes the disk drives within the disk system Refer to Front Panel on page 3 for explanations of the LED functions and their meanings HP StorageWorks Disk System 2120 Power Off the Disk System 1 Back up all data if the disk system is still operational 2 Ensure that no data on disk modules within the disk system is being accessed 3 Unmount any file systems associated with the disk system that is going to be powered off Refer to the system administration manual for your host system s operating system for the correct procedure for unmounting a file system or stopping access to the disk modules within the disk system Note If your host system s boot or root disk drive resides in the disk system the host system must be brought down before the power to the disk system can be turned off See your host system s system administrator s manual for the correct procedures 4 Turn the disk system off by pressing the power button See Figure 10 below for the power button location 5 Confirm that th
21. iifung Product Web Site For the most current information about the HP StorageWorks Disk System 2120 visit the support Web site located at http Avww hp com support Related Documents The following resources contain information on using the system software interfaces to the HP StorageWorks Disk System 2120 m Online Diagnostics for HP 9000 Support Tools Manager Overview available at http docs hp com hpux diag m HP UX documentation available at http docs hp com
22. isk System 2120 Upgrade Disk Products Available TABLE 9 TABLE 10 Available Upgrade Disk Modules Product Number UPC Code Description A7527A 8 29160 54330 7 36 GB 15 000 rpm HDD U320 disk module A7528A 8 29160 54331 4 73 GB 10 000 rpm HDD U320 disk module A7529A 8 29160 54332 1 73 GB 15 000 rpm HDD U320 disk module A7530A 8 29160 54333 8 146 GB 10 000 rpm HDD U320 disk module 1 The U320 drives are supported at 160 MB s speeds only U320 drives do not operate reliably or at acceptable performance levels at 320 MB s speeds and are not supported at those speeds This is due to limitations within the disk system and not the disk mechanisms Upgrade Products for Hewlett Packard Systems Product Number Description A4999A Single Port Ultra2 SCSI Host Bus Adapter for Hewlett Packard Workstations A7531A Deskside Pedestal Kit A7552A Rail kit for the Rittal Style Rack Systems and HP Rack Systems E A5856A Internal Disk Array Controller for HP UX Systems A7382A HP StorageWorks Disk System 2120 C2364A LVD SE SCSI Terminator HDTS68 1 A complete and current list of supported host bus adapters is available at http www hp com products1 serverconnectivity support_matrices html 33 usibu3 HP StorageWorks Disk System 2120 TABLE 11 Replaceable Parts Product Replaceable Number Description Part Numbers CRU FRU A7372A DS2120 Base Disk System Assembly A7382 69001 Yes Yes A6198A Disk Filler Panel A6198 6700
23. nt of storage enclosure Setting A 0 2 4 6 B 8 10 12 14 2 11 13 15 Note The disk system requires a terminator when it is installed at the end of the SCSI bus HP StorageWorks Disk System 2120 11 Power Connector FIGURE 6 AC Power Connector Location usibu3 REPL A7382 67001 AC Power Connector Electrical Requirements AC Site Requirements Overcurrent protection devices are required for each cabinet where the disk system is installed They must be positioned between the power source and the disk system These protective devices must not trip when exposed to an inrush current of 30 amps lasting 5 ms Note These protection devices must meet all applicable electrical safety requirements and be approved for the intended purpose I TABLE3 AC Power Requirements Electrical Element Requirements Voltage 100 240 VAC Frequency 50 60 Hz Input Current 1 7 0 7 amp Maximum Surge Current 30 amps peak Depending on voltage Confirm through measurement HP StorageWorks Disk System 2120 Installing the Disk System Hardware Requirements The following hardware is included with the disk system One power cord comes with each disk system Your host computer must have one of the following m Anon board LVD SCSI port m AnLVDSCSI host bus adapter board installed in the host system such as A7173A A6828A A6829A A5865A A7059A or A7060A You
24. orrected Errors Reverse Error Statistics Errors Corrected Without Delay Errors Corrected With Delay Total Retries Total Errors Corrected a Total Bytes Processed Total Uncorrected Errors fy Error Statistics Errors Corrected Without Delay Errors Corrected With Delay Total Retries Total Errors Corrected a Total Bytes Processed Total Uncorrected Errors Medium Error Counts Correction Algorithm Executions Correction Algorithm Executions Correction Algorithm Executions Correction Algorithm Executions N A 3253e410 On Oo O oO oO 23781 0 0 23781 23781 9 6191e 10 0 N A N A N A N A N A N A N A 6864 O t0 O O O O O e 29 ysibuF 30 HP StorageWorks Disk System 2120 Isolating Faults Table 7 lists the probable causes and solutions for problems you may detect on the disk system When more than one problem describes your situation investigate the first solution that applies The table lists the most basic problems first and excludes them from subsequent problem descriptions Erratic LED behavior on the disk system could be observed in the following situations m When a server that is connected to a Disk System 2120 is powered down or loses power and the disk system remains powered on m When the disk system is powered up when connected to a downed server m When an unconnected disk system is powered up An ex
25. orted Configuration Overview The following steps will help you identify and resolve disk system failures 1 Gather information from all sources Hardware event notifications page 25 Disk system LED status page 25 Online information tools page 26 2 Isolate the cause of the problem Table 7 on page 30 3 Correct the problem See page 19 for disk module removal and replacement 4 Verify operational status with ioscan or other host utilities HP StorageWorks Disk System 2120 23 Event Notification HP UX Only The Disk Monitor an EMS hardware event monitor reports changes in disk status Depending on how the monitor is set up it sends messages to the console an e mail address a log file or a third party application These messages give early notice of a disk problem Events include media errors failed read and write attempts invalid commands changed operating parameters failed diagnostics and many others ysibuF Event severity ranges from critical to informational Critical An event that causes data loss host system downtime or other loss of service Host system operation will be affected if the disk system continues to be used without correction Immediate action is required For example read data could not be recovered Serious An event that may cause data loss host system downtime or other loss of service if left uncorrected Host system and hardware operation may be adversely affected The pro
26. r end of the SCSI bus Ifthe disk system is at the end of the SCSI bus you are not going to daisy chain another device off this one install the appropriate terminator part number 5183 2657 on the available SCSI port and go to Connecting the Power Cable see Figure 9 on page 16 If the disk system is at the beginning or middle of the SCSI bus you are going to daisy chain another device off this one consider the following Due to SCSI ID restrictions no more than two of these disk systems can be daisy chained together For the DS2120 use only 0 5 meter cable between enclosures in daisy chain configurations Longer cable lengths between enclosures are not supported Ensure that the SCSI IDs assigned for the disk drives in the second disk system or other peripheral are not already assigned to another device on the SCSI bus Refer to Setting the SCSI IDs for the Disk Modules see Figure 7 on page 13 for the SCSI IDs assigned for each SCSI switch setting If you connected the SCSI cable to the on board UltraSCSI port on the host system verify that the SCSI IDs assigned to the disk drives in the second disk system or additional peripherals are not already assigned to any other peripherals installed in the host system The overall SCSI bus length cannot exceed 9 meters The SCSI bus length for the disk system internal cables is 1 1 meters If another type of peripheral is being connected on this SCSI bus r
27. ress Switch Disk Module SCSI Addresses Viewed from front of storage enclosure Setting A 0 2 4 6 B 8 10 12 14 C 9 11 13 15 3 Setthe SCSI IDs Verify that the SCSI IDs you have chosen are available If you are daisy chaining these disk systems together each SCSI ID switch must be set for a unique available set of SCSI IDs TABLE 4 SCSI Switch Setting Definitions SCSI Disk Slot Switch Setting 1 3 S A 0 2 4 6 B 8 10 12 14 C 9 11 13 15 13 usibu3 14 HP StorageWorks Disk System 2120 TABLE 5 Keep in mind that the host bus adapter should have the highest SCSI address priority See Table 5 below SCSI Address Priority SCSIID 7 6 5 4 3 2 1 O 15 14 13 12 11 10 9 8 Priority Highest Lowest Installing the Disk System See the installation instructions enclosed with your rackmount kit Connect the SCSI Cables 1 Make sure that the host system has been powered down 2 Connect one end of an Ultra SCSI cable included in the shipping box to the host system For the SCSI port location on your host system refer to your host system s documentation 3 Connect the other end of the SCSI cable to one of the LVD SE ports on the rear of the disk system FIGURE 8 SCSI Port Locations REPL A7382 67001 LVD SE LVD SE SCSI SCSI Port Port HP StorageWorks Disk System 2120 4 Determine if this disk system is at the beginning o
28. rom monitor Event Time Wed Feb 3 11 27 15 1999 Hostname yourserver rose hp com IP Address 15 43 213 13 Event ID 0x0036b8a313000000002 onitor disk em Event 100037 Event Class I O Severity CRITICAL Disk at hardware path 10 4 4 0 0 Media failure Associated OS error log entry id s 000000000000000000 Description of Error The device was unsuccessful in reading data for the current I O request due to an error on the medium The data could not be recovered The request was likely processed in a way which could cause damage to or loss of data Probable Cause Recommended Action The medium in the device is flawed If the medium is removable replace the medium with a fresh one Alternatively if the medium is not removable the device has experienced a hardware failure Repair or replace the device as necessary HP StorageWorks Disk System 2120 25 Status LEDs LEDs indicate the status of the disk system itself and each of the disk modules A green system LED is visible on the front of the disk system It shows that a fault has occurred or that power is on Disk activity LEDs are on the front of the disk modules see Figure 14 and Table 6 below usibu3 FIGURE 14 LED Status Indicators Amber LED not used Green LED System Power Disk Module LED j i LEDs TABLE 6 LED Status Indicators LED State Indic
29. s issieleleeseeeeeee e 32 Upgrade Disk Products Available llle ee 33 Specifications ii oe aa en RC CR RE HORE CR EROR E e Ge n eds 35 Electrical Specifications llle 35 Operating Temperatures lille m 36 Regulatory Statements sese 36 Safety Certifications corper gine rv Gay Mess bh MERE PE GE e bd 36 EMC Compliance esie Ree eee aer ER ET eae Gee dca DESEE d 36 Table of Contents A FCC Notice for United States 2 0 0 cnt teenies 36 B Canadian Notice Avis Canadien 0 00 ccc cece cette eens 37 C Notice for European Union suussaan tent n nee nee 37 D Noticefor Franssen oerte soe da tk baw ae ieee E ci eee deed 37 E Notice for Japa ne assii esos E E a E ost ne chaser et ines 37 F Harmonics Conformance Japan 0 0 ccc cee cette eens 37 G BSMI s poscsser ns een tee nr CANES Sho Fete Ge ee epqd pup bae ER UE Ra 38 H Notice for Germany sess ecesas accis eii ee e rs 38 Product Web Site ccc eee sere 38 Related DocumentS 000c ee eee ee 38 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 List of Figures Disk Module LEDs eel ee be peeRerpeRPP3SC3Y REG ER RT HR PH CR ER RR RR RUE eee 8 System Power LED x 1venecsbese9 enp9ueec ere ee per qe wer Ru Qd EP ER Ce p EA 9 Rear View of the Disk System sse m 9 Power Button J i
30. so it can be installed in the same slot in the replacement disk system Reverse the installation instructions enclosed with the rackmount kit for your cabinet m A7552A Hewlett Packard Rack Systems E for Enterprise Systems m AS5680A all other Hewlett Packard rack systems for Enterprise Systems purchased before November 1998 If your disk system is a factory integrated unit see the figure below for removal instructions FIGURE 12 Removing the Disk System If you are exchanging a desktop disk system be sure to remove and store the plastic Desktop Disk System Cover for use on the replacement disk system 21 ysibuF 22 HP StorageWorks Disk System 2120 Setting Up the Hardware Event Monitor HP UX Only Hardware event monitors run on HP UX hosts versions 10 20 and later The Disk Monitor disk_em monitors all disks bound to sdisk drivers Consequently if the Disk Monitor is active on your host it is already set up to monitor the disks of a new disk system If you need to install or activate the Disk Monitor refer to the EMS Hardware Monitors User s Guide in the latest IPR Support Media or on the Web Attp www docs hp com hpux diag Note This Disk Monitor should not be confused with the EMS disk monitor that is used to monitor LVM resources The way you configure the monitor determines among other things where event messages will be sent and what level of severity will be rep
31. solid or off chassis dstat all MPE ix lists If the all disks on the bus have Replace the cable no device this problem the cable is type faulty Unable to Disk Disk module possibly not Remove and reinstall configure module correctly seated the disk module device for LED ison Tf troubleshooting an existing If the problem cannot use by solid or off installation run diagnostics to be resolved replace operating determine drive status the disk module system 31 usibu3 32 HP StorageWorks Disk System 2120 Reference Information Product Numbers and Options TABLES Product Numbers Disk System 2120 Product Number UPC Code Description A7382A Field racked disk system with at least one drive A7382AD Desktop disk system with at least one drive A7382AE 8 29160 27519 2 Field racked disk system empty enclosure only A7382AZ 8 29160 27520 8 Factory racked disk system with at least one drive A7382bED 8 29160 27521 5 Desktop disk system empty enclosure only When ordering disk modules for a product specify Option OD1 to install the module in the product before it ships from the factory For example to order a desktop Disk System 2120 with one 146 GB 10 000 rpm disk module request the following Product Number Qty A7382AD 1 A7530A 1 A7530A OD1 1 Description Desktop Disk System 2120 146 GB 10 000 rpm HDD U320 disk module Factory integration of the disk module HP StorageWorks D
32. ts of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada C Notice for European Union This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures D Notice for France DECLARATION D INSTALLATION ET DE MISE EN EXPLOITATION d un mat riel de traitement de l information ATI class A en fonction des niveaux de perturbations radio lectriques mis d finis dans la norme europ enne EN 55022 concernant la Compatibilit Electromagn tique E Notice for Japan CORBIS EIUEBSEREEEBIJSGGEEVCCI OBE BOC DFRATRRNRE CT CORE FREER CHAT A ER MBENERCTCEMBHBVES oOme amp liime 389 7 EE BKDBRENSCEMHVET F Harmonics Conformance Japan maa KOT woe 37 usibu3 38 HP StorageWorks Disk System 2120 G Japanese Power Cord Statement Minick HRS Xv ER KF pO Tv AS zu BMA H X fo CHER HEX EA translation Please use the attached power cord The attached power cord is not allowed to use with other product H BSMI FARHA inde AR eA ee FEE ERY RPE gt FRE Se DS Pe C TEX TROL P gt EHI CES KERIO EE ESAT I Notice for Germany Schalldruckpegel Lp 55 0 dB A Am Arbeitsplatz operator position Normaler Betrieb normal operation Nach ISO 7779 1999 Typpr
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