IBM TS2280 Скачать руководство пользователя страница 98

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Table 20. Power cords (continued)

Description, Feature

Code (FC), and Part

Number (PN)

Plug Standard

Reference

Country or Region

Index Number in

Figure 28 on page 77

Korea HV**

2.8 m, 250 V

FC 9844

PN 39M5219

KS C8305,

K60884-1

Korea

India HV**

2.8 m, 250 V

FC 9845

PN 39M5226

IS 6538

India

Brazil HV**

2.8 m, 250 V

FC 9847

PN 39M5240

InMetro NBR

14136

Brazil

* Low Voltage

** Height Voltage

Types of Receptacles

The figure shows the plugs that are available on the power cords in “Power cords” on page 74. Match the
index number that is beside each plug to the index number in Table 20 on page 74.

IBM TS2280: Setup, Operator, and Service Guide Machine Type 3580 Model H8S

Содержание TS2280

Страница 1: ...IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S SC27 4649 00 IBM...

Страница 2: ......

Страница 3: ...w ibm com storage lto Released November 2017 This edition applies to the IBM TS2280 Tape Drive SC27 4649 00 and to the subsequent releases and modifications until otherwise indicated in new editions C...

Страница 4: ...iv IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 5: ...1 Visit http www ibm com 2 Click Get Support 3 Click Customer Support and follow on screen instructions Sending us your comments Your feedback is important in helping IBM provide accurate and useful i...

Страница 6: ...vi IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 7: ...nload button 16 Inserting a tape cartridge 17 Removing a tape cartridge 18 Mid tape recovery 18 Cleaning the drive head 19 Cleaning the tape drive 19 Tape Drive Status web page 19 Diagnostic and maint...

Страница 8: ...from the rack 81 Appendix E Information for trained service personnel 83 Removing the internal drive 83 Step 1 Removing the cover 83 Step 2 Removing the internal drive 85 Manually removing a tape cart...

Страница 9: ...g the tape into the cartridge 49 21 Leader pin reattachment kit 50 22 Attaching the leader pin attach tool to the cartridge 50 23 Winding the tape out of the cartridge 51 24 Removing the C clip from t...

Страница 10: ...x IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 11: ...cles 39 10 Ultrium data cartridge compatibility with Ultrium tape drive 39 11 Bar code label requirements for Ultrium tape drives and libraries 41 12 Cartridges and VOLSERs compatible with the Ultrium...

Страница 12: ...xii IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 13: ...attach to the system It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded to prevent an electrical shock D004 Caution notice A caution notice calls atten...

Страница 14: ...dapter that is fibre ESCON FICON and an external public network Use a device such as a patch panel a router or a switch You do not need an additional connectivity device for optical fibre connectivity...

Страница 15: ...for a Class I laser product Class I laser products do not emit hazardous laser radiation The product has the necessary protective housing and scanning safeguards to ensure that laser radiation is ina...

Страница 16: ...is correctly wired and grounded to prevent an electrical shock CAUTION v Do not install a unit in a rack where the internal rack ambient temperatures might exceed the manufacturer s recommended ambien...

Страница 17: ...the rack cabinet during movement v Do not use a ramp that is inclined at more than 10 degrees v When the rack cabinet is in the new location Lower the four leveling pads Install stabilizer brackets o...

Страница 18: ...an This product is a purchased unit Therefore it is the sole responsibility of the purchaser to dispose of it in accordance with local laws and regulations at the time of disposal This product contain...

Страница 19: ...ces The environmental notices that apply to this product are provided in the Environmental Notices and User Guide Z125 5823 xx manual A copy of this manual is located on the publications CD Copyright...

Страница 20: ...xx IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 21: ...alling a 19 inch rack mount kit optional on page 79 gives the procedure for installing a 19 inch rack mount kit Appendix E Information for trained service personnel on page 83 gives the procedure for...

Страница 22: ...xxii IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 23: ...ium 8 cartridges v Maximum native data transfer rate of up to 300 MB per second v Burst data transfer rate of 600 MB per second v Dual port 6 Gbps Serial Attached Small Computer Systems Interface SAS...

Страница 24: ...ive power button Rear panel of the drive 1 Power receptacle 2 Fan vent 3 SAS connectors 4 Ethernet connector for drive status and service only a80hh096 1 3 4 5 2 6 7 Figure 3 Front panel element descr...

Страница 25: ...ltrium 12000 GB data cartridge and is compatible with the cartridges of its predecessor the IBM Ultrium Tape Drive Generation 7 The drive completes these functions v Reads and writes Ultrium 8 cartrid...

Страница 26: ...ata cartridge to enable faster random access As an example a customer can capacity scale a data cartridge to 20 of its normal length that improves the average access time by almost a factor of 5 Howev...

Страница 27: ...ge 73 Supported servers and operating systems To determine the latest supported attachments visit the web at http www ibm com storage lto and look for the System Storage interoperability information F...

Страница 28: ...y stored on tape Specifications Specifications for the tape drive Specifications for tape cartridges are given in Environmental and shipping specifications for tape cartridges on page 52 Table 3 Speci...

Страница 29: ...ack and install the drive into an enclosure touch its static protective packaging to an unpainted metal surface on the enclosure for at least 2 seconds This procedure reduces static electricity in the...

Страница 30: ...o ensure that it matches the power receptacle If it does not match see Power cords on page 74 to determine the appropriate power cord 2 Ensure that all associated electrical outlets are properly groun...

Страница 31: ...mum SAS cable length that can be used to connect the host adapter to the tape drive is 5 5 m To connect the cable 1 Ensure that the tape drive is powered OFF 2 Since there are several types of SAS con...

Страница 32: ...tions on downloading the latest device drivers If you intend to use the tape drive with a commercial software application refer to that application s installation instructions to install the device dr...

Страница 33: ...ry to load and unload a test cartridge exercising some library functions v The tool scans the host bus and finds and displays for selection all IBM LTO devices The tool does not display and allow for...

Страница 34: ...face and to a computer To meet electromagnetic immunity requirements a shielded Ethernet cable is required 3 Create an FTP session between the drive and the computer The drive s IP address 169 254 0 3...

Страница 35: ...on the primary electrical power within the enclosure is still active To remove all electrical power to the enclosure unplug the power cord from the receptacle at the rear of the drive When the unit is...

Страница 36: ...ape movement in Operational Mode Blank Flashing Off Maintenance Solid character Flashing On Executing Maintenance Selection Flashing character Off On Error Condition Solid character Off Flashing Power...

Страница 37: ...r Maintenance Mode Function On Off The drive is displaying error codes from the error code log on the SCD For more information see Function code 9 Display error code log on page 29 and Appendix A Erro...

Страница 38: ...cates that the update is complete by resetting and completing POST Unload button The Unload button 1 in Front panel of the drive on page 2 completes the following functions Table 5 Functions that the...

Страница 39: ...xists the drive places it into a memory dump area for information about retrieving the data see Procedure 1 Determining firmware level and capturing drive dump on page 59 Reset the drive Press and hol...

Страница 40: ...cartridge memory Mid tape recovery If reset occurs while a cartridge is loaded the drive slowly rewinds the tape and ejects the cartridge If a power cycle occurs while a cartridge is loaded the drive...

Страница 41: ...to finish before the cartridge is removed Note The drive automatically ejects an expired cleaning cartridge The IBM LTO Ultrium Cleaning Cartridge is valid for 50 uses and then must be replaced Cleani...

Страница 42: ...gs v Drive Statistics v Tape Statistics if a cartridge is loaded in the tape drive v Engineering Error Log Click in the box by the title of the section to see the topic details a67b0032 ULT3580 HH8 Dr...

Страница 43: ...these functions Attention Maintenance functions cannot be performed concurrently with read or write operations While in maintenance mode the tape drive does not accept host interface commands from th...

Страница 44: ...circuitry from and to the connector Function code 6 Run host interface wrap test on page 27 7 Run RS 422 Wrap Test This test causes the drive to perform a check of the circuitry and connector for the...

Страница 45: ...aintenance mode complete the preceding step While in Maintenance mode the drive does not accept a cartridge unless the drive requests it The SCD displays a flashing C to indicate a cartridge must be i...

Страница 46: ...once per second until 1 displays in the SCD If you cycle past the wanted code press Unload once per second until the code reappears 3 Press and hold Unload for three or more seconds then release it to...

Страница 47: ...ratch blank data cartridge or a cartridge that might be overwritten During the test the drive overwrites the data on the cartridge Note If you inserted an invalid tape cartridge error code J or 7 appe...

Страница 48: ...dge and exits Maintenance mode after the cartridge is removed 1 Place the drive in Maintenance mode For instructions see Entering Maintenance mode on page 23 2 Press Unload once per second until 5 dis...

Страница 49: ...for 3 seconds to select Function code 6 c After Function code 6 is selected the SCD displays option 6 1 d Press Unload within 5 seconds to make a different selection If no other selection is made the...

Страница 50: ...5 To clear the error either turn the power off and then on again or reboot the drive by pressing and holding Unload for 10 seconds Function code 8 Unmake FMR tape Function code 8 erases the field micr...

Страница 51: ...The SCD displays 0 and exits Maintenance mode Function code A Clear error code log Function code A erases the contents of the error code log 1 Place the drive in Maintenance mode For instructions see...

Страница 52: ...drive by pressing and holding Unload for 10 seconds Function code F Write performance test Approximate Run Time 7 minutes per loop Total Number of Loops 10 Function code F performs tests to ensure tha...

Страница 53: ...d twice stops the test immediately Wait for the drive to rewind the tape and unload the cartridge Attention For this test insert only a scratch blank data cartridge or a cartridge that can be overwrit...

Страница 54: ...ected cartridge or the media has read only compatibility error code P appears in the SCD In either case the tape drive unloads the cartridge and exits Maintenance mode after the cartridge is removed 1...

Страница 55: ...op ends 0 temporarily displays in the SCD and the tape drive exits Maintenance mode v If an error is detected the Fault light flashes and the drive posts an error code to the SCD To determine the erro...

Страница 56: ...orting press and hold Unload for 3 seconds while P displays in the SCD The SCD changes to U after you release Unload 5 Press Unload once per second to select another Maintenance mode function To exit...

Страница 57: ...dure The status of the maintenance function is shown under the Drive Response The web page is static so it must be refreshed frequently to show the current maintenance function status Press Cancel now...

Страница 58: ...36 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 59: ...not be interchanged with the media used in other IBM non LTO Ultrium tape products Figure 11 shows the IBM LTO Ultrium data cartridge and its components 1 LTO cartridge memory 4 Write protect Switch 2...

Страница 60: ...n 1280 tracks 16 tracks at a time Ultrium 4 800 GB 1600 GB at 2 1 compression Reads and writes data on 896 tracks 16 tracks at a time Ultrium 3 400 GB 800 GB at 2 1 compression Reads and writes data o...

Страница 61: ...trium 6 1500 GB Ultrium 5 800 GB Ultrium 4 400 GB Ultrium 3 200GB Ultrium 2 100GB Ultrium 1 Ultrium 8 Read Write Read Write Ultrium 7 Read Write Read Write Read Only Ultrium 6 Read Write Read Write Re...

Страница 62: ...appended WORM media errors The following conditions cause WORM media errors to occur v Information in the servo manufacturer s word SMW on the tape must match information from the cartridge memory CM...

Страница 63: ...ted Whenever you unload a tape cartridge the tape drive writes any pertinent information to the cartridge memory The storage capacity of the LTO Generation 6 7 and 8 LTO CM is 16320 bytes The storage...

Страница 64: ...a Cartridge xxxxxxL5 Ultrium 5 WORM Cartridge xxxxxxLV Ultrium 4 Data Cartridge xxxxxxL4 Ultrium 4 WORM Cartridge xxxxxxLU Ultrium 3 Data Cartridge xxxxxxL3 Ultrium 3 WORM Cartridge xxxxxxLT Ultrium 2...

Страница 65: ...inkles or bubbles exist on its surface v Verify that the label is smooth and parallel and has no roll up or roll over The label must be flat to within 0 5 mm 0 02 in over the length of the label and h...

Страница 66: ...n places where people gather v Ensure that anyone who handles tape is properly trained in handling and shipping procedures This training includes operators users programmers archival services and ship...

Страница 67: ...that box inside the shipping box and add padding between the two boxes see Figure 16 Proper acclimation and environmental conditions v Before you use a tape cartridge acclimate it to the operating env...

Страница 68: ...stored v Inspect the rear of the cartridge the part that loads first into the tape load compartment and ensure that there are no gaps in the seam of the cartridge case see 1 in Figure 17 and 4 in Fig...

Страница 69: ...n Reattachment Kit part number 08L9129 to correctly seat the pin see Repositioning or reattaching a leader pin Then immediately use data recovery procedures to minimize chances of data loss Reposition...

Страница 70: ...to place and is firmly seated 4 Close the cartridge door 5 To rewind the tape insert the cartridge manual rewind tool 1 in Figure 20 on page 49 into the cartridge s hub 2 and turn it clockwise until t...

Страница 71: ...gure 21 on page 50 A device that fits into the cartridge s hub and enables you to wind the tape into and out of the cartridge v Pin supplies See 3 in Figure 21 on page 50 Leader pins and C clips Atten...

Страница 72: ...dge attach the cartridge manual rewind tool 1 in Figure 23 on page 51 to the cartridge s hub 2 by fitting the tool s teeth between the teeth of the hub Turn the tool clockwise until you see the end of...

Страница 73: ...see 1 in Figure 25 on page 52 8 Place a new C clip into the retention groove 2 Figure 25 on page 52 on the leader pin attachment tool and make sure that the clip s open side faces up 9 Place the lead...

Страница 74: ...pin attach tool 14 Use the cartridge manual rewind tool to wind the tape back into the cartridge wind the tape clockwise Ensure that the leader pin is latched by the pin retaining spring clips on each...

Страница 75: ...hival storage environment is for durations of six months up to 10 years Disposing of tape cartridges Under the current rules of the US Environmental Protection Agency EPA regulation 40CFR261 the LTO U...

Страница 76: ...rage tape lto 20 PACK IBM Ultrium 8 12000 GB WORM Tape Cartridge without labels Order the cartridge from your IBM Sales Representative or any authorized IBM Business Partner by specifying Machine Type...

Страница 77: ...M Ultrium 6 2500 GB WORM Tape Cartridge with attached labels Order the cartridge from your IBM Sales Representative or any authorized IBM Business Partner by specifying Machine Type 3589 Model 570 You...

Страница 78: ...tape lto 5 PACK IBM LTO Ultrium 4 800 GB Data Cartridge black and white labels unattached Order as part number 95P4278 through an IBM authorized distributor 20 PACK IBM Ultrium 4 800 GB WORM Tape Car...

Страница 79: ...8 IBM MEDIA Ordering bar code labels The LTO Ultrium Tape Drives do not require cartridge bar code labels However if you use your data cartridges or cleaning cartridges in an IBM tape library product...

Страница 80: ...58 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 81: ...ing properly refer to Procedures 3 and 4 in this chapter Refer to the pre call checklist in this chapter before calling IBM Technical Support Contact IBM Technical Support 1 Refer to the section about...

Страница 82: ...cable is required 2 Create an FTP session between the drive and the computer The drive s IP address 169 254 0 3 3 At the user prompt type guest and press Enter 4 At the password prompt press Enter No...

Страница 83: ...back A recommended utility to complete this test is the ITDT utility available on the web at http www ibm com support fixcentral This utility is especially effective for updating the drive firmware a...

Страница 84: ...ector does not contain bent or recessed pins v Ensure that all retention screws for the SAS cable are securely tightened 2 Verify that the drive s firmware is at the most recent level To determine the...

Страница 85: ...ed unit a80hh057 1 ATTENTION 1 A Repair ID tag maintains the original serial number record of the machine and allows IBM to entitle the machine for future maintenance or warranty service Mail in excha...

Страница 86: ...64 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 87: ...and no error occurred Note The Single character Display is blank during normal operation of the tape drive 1 Temperature problem The tape drive detected that the recommended operating temperature was...

Страница 88: ...p on page 26 2 Power the tape drive off and on then retry the operation that produced the error The error code clears when you place the tape drive in Maintenance mode 3 If the problem persists downlo...

Страница 89: ...c test fails replace the tape drive If the diagnostic test succeeds replace the cartridges that caused the problem The error code clears when you remove the tape cartridge or place the tape drive in M...

Страница 90: ...When you run the Test Cartridge Media diagnostic test data on the suspect tape is overwritten Use only a scratch data cartridge to run the test v If the diagnostic test fails replace the media v If th...

Страница 91: ...tion code F Write performance test on page 30 If the Write Performance Test fails replace the media and exit Maintenance mode If the drive diagnostic tests run successfully complete the operation that...

Страница 92: ...Data Cartridges only v Retry the encryption operation with the tape cartridge in another encryption enabled drive Replace the media if the problem repeats with the same tape cartridge in multiple dri...

Страница 93: ...d problems that are experienced by tape drives The technology enables a server to read TapeAlert flags from a tape drive through the host interface The server reads the flags from Log Sense Page 0x2E...

Страница 94: ...72 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 95: ...Mini SAS 1x Cable 5501 1 0 m Mini SAS Mini SAS 1x Cable 5502 2 0 m Mini SAS Mini SAS 1x Cable 5507 4 0 m Mini SAS HD Mini SAS 1x 5509 3 0 m Mini SAS HD Mini SAS 2x Cable Replacement parts Table 19 Rep...

Страница 96: ...na Haiti Honduras Jamaica Japan Liberia Mexico Netherlands Antilles Nicaragua Panama Peru Philippines Saudi Arabia South Korea Suriname Taiwan Trinidad Tobago Venezuela US 1 Chicago v 1 8 m 125 V v FC...

Страница 97: ...gapore Tanzania Uganda UK United Arab Emirate Dubai Yemen Zambia 7 Switzerland v 2 8 m 250 V v FC 9828 v PN 39M5158 SEV SN 416534 Liechtenstein Switzerland 8 Italy v 2 8 m 250 V v FC 9830 v PN 39M5165...

Страница 98: ...HV v 2 8 m 250 V v FC 9845 v PN 39M5226 IS 6538 India 18 Brazil HV v 2 8 m 250 V v FC 9847 v PN 39M5240 InMetro NBR 14136 Brazil 20 Low Voltage Height Voltage Types of Receptacles The figure shows the...

Страница 99: ...1 2 3 4 5 6 7 8 9 13 17 10 14 18 11 15 19 12 16 20 a77ug005 Figure 28 Types of receptacles Appendix C Ordering optional features replacement parts and power cords 77...

Страница 100: ...78 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 101: ...vices that attach to the system It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded to prevent an electrical shock CAUTION v Do not install a unit in a r...

Страница 102: ...door openings are at least 760 x 230 mm 30 x 80 in v Ensure that all devices shelves drawers doors and cables are secure v Ensure that the four leveling pads are raised to their highest position v Ens...

Страница 103: ...flange of the shelf Loosely thread the screws into the front mounting rails 7 Tighten all mounting screws with a 7 mm nut driver or a 7 mm socket wrench 8 Route cables down one of the rear rack rails...

Страница 104: ...82 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 105: ...be performed only by a trained IBM service provider SSRs should claim their time against service code 33 ECA 013 when performing this procedure v Inform the customer the following procedure has high...

Страница 106: ...y push the drive s rear panel to remove the chassis from the cover see Figure 32 on page 85 a80hh053 1 Figure 31 Removing the screws that secure the cover and internal drive 84 IBM TS2280 Setup Operat...

Страница 107: ...e Disconnecting the internal SAS interface cable disconnects both the SAS interface and electrical power from the drive Attention DO NOT UNPLUG THE INTERNAL POWER CABLE 2 Press the latch assembly to r...

Страница 108: ...other means of removing the tape cartridge from the drive Use this procedure only if you cannot remove the tape cartridge with any other means v Determine from the customer if the cartridge contains...

Страница 109: ...ith the device power ON and with library manager a host application or Unload Press and hold Unload for 12 seconds This procedure causes the drive to eject the cartridge when it completed the mid tape...

Страница 110: ...s completed OR No damage to tape or no apparent failure There appears to be no damage or slack to the tape Return the drive after the procedure is completed Tape spooled off supply reel Attention DO N...

Страница 111: ...ble the drive chassis following the steps in Replacing the internal drive on page 96 9 Reinstall the drive canister into the cradle assembly Ensure that the connector on the drive is seated properly i...

Страница 112: ...e threader mechanism gear 2 in Figure 37 clockwise This draws the tape leader block assembly LBA into the cartridge 5 As the leader pin is secured in the cartridge you hear the leader pin retention sp...

Страница 113: ...on the takeup reel go to Tape pulled from or broken near leader pin on page 90 2 From the supply reel inside the cartridge pull approximately 0 3 m 1 ft of tape 3 Make sure that the tape is not twiste...

Страница 114: ...eject the cartridge 10 Test the drive see Function code 1 Run drive diagnostics on page 24 to determine whether it needs to be replaced Tape tangled along tape path 1 Carefully pull out excess tape a...

Страница 115: ...emble the chassis by following the steps in Replacing the internal drive on page 96 6 Allow the drive to complete mid tape recovery This action takes several minutes When this activity completes push...

Страница 116: ...tch the tape Continue spooling until all tape is removed from the takeup reel 3 in Figure 41 4 Locate the threader intermediate gear 1 in Figure 42 on page 95 near the rear of the drive You can use yo...

Страница 117: ...Rotate the threader motor worm gear 3 in Figure 43 counterclockwise until the leader block is in front of the read write head This action moves the LBA out of the cartridge 1 Loader motor worm gear 2...

Страница 118: ...the drive 4 Slide the internal drive completely into the chassis until the latch assembly locks the drive in place Step 2 Replacing the cover 1 Gently push the chassis into the cover 2 Turn the unit o...

Страница 119: ...et DBCS information contact the IBM Intellectual Property Department in your country or send inquiries in writing to Intellectual Property Licensing Legal and Intellectual Property Law IBM Japan Ltd 1...

Страница 120: ...ts Questions on the capabilities of non IBM products should be addressed to the suppliers of those products Statements regarding IBM s future direction or intent are subject to change or withdrawal wi...

Страница 121: ...e this information was published Such trademarks may also be registered or common law trademarks in other countries A current list of IBM trademarks is available on the Web at Copyright and trademark...

Страница 122: ...the FCC Rules Operation is subject to the following two conditions 1 this device might not cause harmful interference and 2 this device must accept any interference received including interference th...

Страница 123: ...verursachen in diesem Fall kann vom Betreiber verlangt werden angemessene Ma nahmen zu ergreifen und daf r aufzukommen Deutschland Einhaltung des Gesetzes ber die elektromagnetische Vertr glichkeit vo...

Страница 124: ...s A Statement This explains the Japan Voluntary Control Council for Interference VCCI statement Japan Electronics and Information Technology Industries Association Statement This statement explains th...

Страница 125: ...ducts greater than 20 A per phase three phase Korean Electromagnetic Interference EMI Statement This explains the Korean Electromagnetic Interference EMI statement Russia Electromagnetic Interference...

Страница 126: ...104 IBM TS2280 Setup Operator and Service Guide Machine Type 3580 Model H8S...

Страница 127: ...one coulomb per second or to the current produced by one volt applied across a resistance of one ohm ANSI American National Standards Institute archive To collect and store files in a designated place...

Страница 128: ...ouse tape cartridges caution notice A word to call attention to possible personal harm to people Contrast with attention and danger CE Customer engineer field engineer service representative centimete...

Страница 129: ...ins the code that is needed to use an attached device DIAG Diagnostic section of maintenance information manual differential See High Voltage Differential HVD direct access storage A storage device in...

Страница 130: ...is more efficient than software loaded from an alterable medium and more adaptable to change than pure hardware circuitry An example of firmware is the Basic Input Output System BIOS in read only memo...

Страница 131: ...ace to optic interface gnd Ground H hertz Hz Unit of frequency One hertz equals one cycle per second hex Hexadecimal High Voltage Differential HVD A logic signaling system that enables data communicat...

Страница 132: ...s have multiple sources of product and media The open nature of LTO technology enables compatibility between different vendors offerings by ensuring that vendors comply with verification standards The...

Страница 133: ...ction The term microprogram represents a dynamic arrangement or selection of one or more groups of microinstructions for execution to run a particular function The term microcode represents microinstr...

Страница 134: ...be Systems home page PROM Programmable read only memory PS Power supply PWR Power R rack A unit that houses the components of a storage subsystem such as the library rackmount kit A packaged collectio...

Страница 135: ...and supports data rates of 20 or 40 MBps v Ultra2 SCSI Uses an 8 or 16 bit bus and supports data rates of 40 or 80 MBps v Ultra3 SCSI Uses a 16 bit bus and supports data rates of 80 or 160 MBps v Ultr...

Страница 136: ...cesses of a computer for instance a diagnostic program uv Under voltage V VOLSER Volume serial number volume A certain portion of data together with its data carrier that can be handled conveniently a...

Страница 137: ...drive 24 test cartridge 29 Test Head 31 Write Performance Test 30 Display SCD dot 13 single character 13 drive avoiding damage 7 description 1 Drive features 1 removing 83 replacing 96 specifications...

Страница 138: ...RS 422 Wrap Test 28 S safety end of life plan xviii safety information laser compliance xv laser safety xv safety inspection xiv SAS Host Adapter Card installation 9 SAS Host connections checking 61 S...

Страница 139: ...about products and prices please contact your IBM branch office your IBM business partner or your authorized remarketer When you send comments to IBM you grant IBM a nonexclusive right to use or dist...

Страница 140: ...ormation Development 9000 South Rita Road Tucson AZ USA 85744 0002 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _...

Страница 141: ......

Страница 142: ...IBM Part Number 01PL139 Printed in USA SC27 4649 00 1P P N 01PL139...

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