Quantum DLTtape SDLT 220 User Manual Download Page 8

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Table of Contents

SDLT 220 and SDLT 320 Product Manual

viii

March 2004

81-85002-01

Super DLTtape I Data Cartridge Module . . . . . . . . . . . . . . . . . . . . . 2-10

Key Differences Between the SDLT 220 and the SDLT 320 . . . . . . . . 2-11

Quantum Diagnostics Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12

TapeAlert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13

CHAPTER 3

Drive Specifications . . . . . . . . . . . . . . . . . . . . . . . 3-1

Product Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1

Interface Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Storage Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Compression. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Data Integrity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3

Maximum Data Transfer Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Head Life and MTBF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Media Durability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Cartridge Life Expectancy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5

Positive Engagement Tape Leader Buckling Mechanism . . . . . . . . . 3-6

Functional Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

SDLT 220/320 Performance Data . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Shock and Vibration Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Current and Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10

Tape System Recording Method . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Air Flow Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Temperature and Humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14

Storage and Shipment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14

Altitude. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

Particulate Contamination Limits . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

Recording Media Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

Backward-Read Compatibility Transfer Rates . . . . . . . . . . . . . . . . 3-17

Summary of Contents for DLTtape SDLT 220

Page 1: ......

Page 2: ...including derivative works The possessor agrees to safeguard this information and to maintain it in confidence and not re publish it in whole or in part without Quantum s prior written consent Quantum reserves the right to make changes and improvements to its products without incurring any obligation to incorporate such changes or improvements in units previously sold or shipped It is the responsi...

Page 3: ...order Document Release Date Summary of Changes A March 14 2002 Create document A01 April 29 2002 Initial release Note This manual supersedes Quantum document 81 80000 01 A02 April 30 2002 Minor changes A03 October 30 2002 Scheduled update A04 March 12 2004 Maintenance update Added information about tape density selection Updated Appendices A and B ...

Page 4: ... shielded data cables or the need for special devices such as ferrite beads on cables is required if such means of interference suppression was used in the qualification test for the device This information will vary from device to device and needs to be obtained from the EMC Electromagnetic Compatibility group or product manager Warning This is a Class A product In a domestic environment this pro...

Page 5: ...ot installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interfe...

Page 6: ... 01 from device to device and needs to be obtained from the EMC Electromagnetic Compatibility group or product manager This Class B digital apparatus complies with Canadian ICES 003 Cet appareil numérique de la classe B est conforme à la norme NMB 003 du Canada ...

Page 7: ...0 320 Product Features 2 2 SDLT 220 320 Technology 2 3 Laser Guided Magnetic Recording 2 3 Pivoting Optical Servo 2 4 Magneto Resistive Cluster Heads 2 4 Advanced Partial Response Maximum Likelihood 2 5 Advanced Metal Powder Media 2 5 Positive Engagement 2 5 SDLT 220 320 Modular Design 2 6 Data Control Module 2 7 Tape Control Module 2 8 TCM PCBA 2 8 Base Plate 2 8 Cartridge Receiver 2 8 Positive E...

Page 8: ...3 3 Maximum Data Transfer Rate 3 4 Head Life and MTBF 3 4 Media Durability 3 5 Cartridge Life Expectancy 3 5 Positive Engagement Tape Leader Buckling Mechanism 3 6 Functional Specifications 3 6 SDLT 220 320 Performance Data 3 7 Shock and Vibration Specifications 3 8 Current and Power Requirements 3 10 Tape System Recording Method 3 12 Environmental Specifications 3 13 Air Flow Requirements 3 13 Te...

Page 9: ...Drive 4 21 Configuring the Drive 4 21 Installing the Tabletop Drive 4 22 SCSI Cables 4 22 AC Power Cable 4 23 Confirming the Installation 4 24 CHAPTER 5 Using Your Tape Drive 5 1 Power On Self Test 5 2 Performing a Trial Back up 5 3 Updating the Firmware 5 4 Update the Firmware Using the SCSI Bus 5 4 Making a FUP CUP Tape 5 5 Using a CUP FUP Tape 5 5 Troubleshooting the Firmware Code Update 5 6 Cl...

Page 10: ...6 1 SCSI 2 Commands 6 3 SCSI 3 Commands 6 5 Parity 6 6 Signal States 6 6 Signal Values 6 6 SCSI IDs 6 8 SCSI Signals 6 8 SCSI Signal Definitions 6 9 Signal Bus Timing 6 10 CHAPTER 7 Regulatory Compliance 7 1 Safety Regulations 7 1 Safety Certifications 7 1 Safety Requirements 7 2 Electromagnetic Field Specifications 7 2 Electromagnetic Emissions 7 2 Electromagnetic Interference Susceptibility 7 3 ...

Page 11: ...ta Cartridge Inspection Procedure A 4 Data Cartridge Write protect Switch A 7 Loading a Data Cartridge A 10 Unloading a Data Cartridge A 11 Overwriting 320 Formatted Super DLTtape I Data Cartridges A 11 APPENDIX B DLTtape IV Data Cartridge B 1 Data Cartridge Handling Guidelines B 2 Data Cartridge Inspection Procedure B 3 Data Cartridge Write protect Switch B 7 Loading a Data Cartridge B 8 Unloadin...

Page 12: ...Table of Contents SDLT 220 and SDLT 320 Product Manual xii March 2004 81 85002 01 ...

Page 13: ... Cartridge Maximum 3 5 Table 3 6 SDLT 220 320 Performance Data 3 7 Table 3 7 Non Operating Shock Specifications Unpackaged 3 8 Table 3 8 Non Operating Shock Specifications Packaged Drop 3 8 Table 3 9 Non Operating Vibration Specifications 3 9 Table 3 10 Operating Shock and Vibration Specifications 3 10 Table 3 11 Current and Power Specifications 3 11 Table 3 12 Temperature and Humidity Specificati...

Page 14: ...t Panel LED Control Functionality 5 12 Table 5 4 Behavior of the Amber Drive Density LED in Various Scenarios 5 16 Table 5 5 Troubleshooting Chart 5 17 CHAPTER 6 SCSI Description 6 1 Table 6 1 Implemented ANSI SCSI 2 Commands 6 3 Table 6 2 Implemented ANSI SCSI 3 Commands 6 5 Table 6 3 ANSI Signal Sources 6 7 Table 6 4 SCSI 2 Bus Signal Definitions 6 9 Table 6 5 SCSI Bus Timing Values 6 10 CHAPTER...

Page 15: ...l Drive Mounting Locations Side and Bottom Views 4 13 Figure 4 6 Connectors on the Back Panel Drawn to Scale 4 15 Figure 4 7 Back Panel of the Tabletop Model 4 21 Figure 4 8 AC Power Cord Connector Types 4 24 CHAPTER 5 Using Your Tape Drive 5 1 Figure 5 1 SDLT 220 and SDLT 320 Front Panels A Comparison 5 11 APPENDIX A Super DLTtape I Data Cartridge A 1 Figure A 1 Super DLTtape I Data Cartridge A 2...

Page 16: ...gure B 2 Bottom View of DLT Data Cartridge B 4 Figure B 3 DLT Tape Leader Loop in its Correct Position Top View B 5 Figure B 4 DLT Tape Leader Loop in its Correct Position Side View B 5 Figure B 5 Data Cartridges with Damage Visible During Visual Inspection B 6 Figure B 6 Write protect Switch on Data Cartridge B 7 Figure B 7 Loading a Data Cartridge B 8 ...

Page 17: ...uantum customer base and systems professional with the SDLT 220 and SDLT 320 cartridge tape systems subsequently referred to in this document as SDLT 220 320 The SDLT 220 and SDLT 320 models have many characteristics in common enabling both sets of information to be presented in a single document NOTE Except where clearly noted the information in this document applies to both models of the tape dr...

Page 18: ...tion for your SDLT tape drive Chapter 5 Using Your Tape Drive contains information on running the self test descriptions of the front panel controls and LEDs updating the firmware microcode and various pointers for caring for your SDLT tape drive Chapter 6 SCSI Description provides a high level description of the logical interface to the tape system Chapter 7 Regulatory Compliance describes variou...

Page 19: ... quantum com SDLT For personalized information about Quantum s reliable data protection products call 1 800 624 5545 in the U S A and Canada Table 1 1 Typographical Conventions Element Convention Example Commands Uppercase unless case sensitive FORMAT UNIT Messages Uppercase INVALID PRODUCT NUMBER Hexadecimal Notation Number followed by lowercase h 25h Binary Notation Number followed by lowercase ...

Page 20: ... 85002 01 1 7 Reader Comments Quantum is committed to providing the best products and service We encourage your comments suggestions and corrections for this manual Please send all comments to Quantum Technical Publications 4001 Discovery Dr Suite 1100 Boulder Colorado USA 80303 ...

Page 21: ...ant features in the SDLT 220 and 320 products Quantum Diagnostics Tools describes tools and utilities that provide the ability to run diagnostics and test for drive functionality TapeAlert describes a built in tape device status monitoring and messaging utility 2 1 Overview The Quantum Super DLTtape SDLT System is a highly scalable tape drive designed for multiple product generations It is a follo...

Page 22: ...implify integration into system and tape library solutions The SDLT architecture builds on the DLT legacy by offering backward compatibility data backed up today using the DLT 8000 DLT 7000 DLT 4000 and DLT 1 Benchmark systems will be retrievable in the future using SDLT based systems with DLTtape IV type media Global Storage Link GS Link An infrared wireless interface that provides a wireless rem...

Page 23: ...stem Figure 2 1 and Figure 2 2 is based on Quantum s Laser Guided Magnetic Recording LGMR technology LGMR provides a unique combination of the best optical and magnetic technologies which results in dramatically higher capacities by substantially increasing the number of recording tracks on the data bearing surface of the media By recording data magnetically on the data bearing side of the media a...

Page 24: ...onvenience The POS enables the head to track dynamic variations in tape motion which allows Quantum to provide a track count with an order of magnitude increase over current DLT products 2 3 3 Magneto Resistive Cluster Heads Magneto Resistive Cluster MRC heads are a densely packed array of small cost effective Magneto Resistive MR tape heads precisely positioned using advanced thin film processing...

Page 25: ... the optical servo tracks Because the servo information is on the back side of the media the entire data bearing side of the media is available for recording data and eliminate the need for pre formatting In addition AMP media has been designed to meet the needs of multiple generations of the SDLT technology 2 3 6 Positive Engagement Positive engagement is a highly robust tape leader buckling mech...

Page 26: ...Module TCM Front Panel Module FPM Electronic Interface Module EIM Super DLTtape I Data Cartridge The modular concept makes the SDLT system easy to manufacture and configure Each module is optimized to perform a specific set of functions and designed to interface with the other modules in a well defined and flexible manner The following subsections provide a brief overview of each module Figure 2 3...

Page 27: ...om the tape In addition to the POS and MRC heads described in Section 2 3 2 Pivoting Optical Servo on page 2 4 and Section 2 3 3 Magneto Resistive Cluster Heads on page 2 4 the DCM contains a number of components that interact to perform these functions These components include the advanced head guide assembly take up reel drive motor the optical servo system and the tape heads The SDLT system tap...

Page 28: ...llows the TCM to be manufactured and tested as a stand alone module simplifying the design manufacturing and troubleshooting processes Base Plate The SDLT base plate is an aluminum die casting with precisely machined surfaces that acts as the support platform for the other modules and for the drive enclosure The base plate also includes the precision mounting holes used to install SDLT tape drives...

Page 29: ... tape leaders upon cartridge load and disengaging them on cartridge unload The SDLT buckling mechanism has been designed to work with the new leaders of the Super DLTtape design as well as the leaders of the previous DLTtape design allowing backward read compatibility BRC of DLTtape IV cartridges in the SDLT system 2 4 3 Front Panel Module The Front Panel Module FPM of the system sometimes referre...

Page 30: ...Super DLTtape I Data Cartridge Module As with all tape technologies the Super DLTtape I data cartridge is a key part of the overall system The main function of the data cartridge is to provide the magnetic recording media used by the system to store customer information The data cartridge also provides the protective cartridge that allows the media to be removed and stored safely From the outside ...

Page 31: ...nsfer Rate Compressed Uncompressed 22 MBps 11 MBps 32 MBps 16 MBps Media Compatibility Super DLTtape I DLTtape IV Read Only DLT 1 by Benchmark TRS13 Model Read Only Super DLTtape I DLTtape IV Read Only DLT 1 by Benchmark Read Only The compression rates shown assume an industry standard 2 1 compression ratio Actual compression ratios achieved depend on the redundancy of data files being recorded Mi...

Page 32: ...ndows application that allows you to load tape drive firmware and create code upload tapes GSLink Allows you to quickly diagnose the integrity of the drive using an infrared wireless communication connector located on the front panel of the tape drive Pocket GSLink Allows you to diagnose the integrity of a Super DLTtape drive using your Pocket PC This application uses infrared wireless communicati...

Page 33: ... the TapeAlert compatible backup application will automatically read the device s TapeAlert SCSI log page to check for any problems If an error is flagged your backup software displays a clear warning message on your screen and adds the TapeAlert messages to its logs These messages are standard across all applications that support TapeAlert and are designed to give clear explanation of the problem...

Page 34: ...CHAPTER 2 SDLT 220 320 Product Information SDLT 220 and SDLT 320 Product Manual 2 14 March 2004 81 85002 01 ...

Page 35: ...rives Functional Specifications provides the functional specifications for the SDLT 220 320 tape drives Environmental Specifications provides the environmental specifications for the SDLT 220 320 tape drives Recording Media Specifications provides the media specifications for Super DLTtape I and DLTtape IV data cartridges 3 1 Product Specifications The following subsections contain full product sp...

Page 36: ...e Internal Drive for Narrow SCSI on page 4 11 3 1 2 Physical Dimensions Table 3 1 provides physical dimensions for the SDLT system Table 3 1 SDLT 220 320 Physical Dimensions and Shipping Weight Description Internal Version Tabletop Version Height 82 55 mm 3 25 in without front bezel 85 73 mm 3 38 in with front bezel 164 46 mm 6 48 in Width 146 05 mm 5 75 in behind front bezel 148 59 mm 5 85 in wit...

Page 37: ...press and decompress data using a DLZ algorithm The default setting for data compression is ON 3 1 5 Data Integrity SDLT data transfer errors are extremely rare data integrity for the overall tape system is shown in Table 3 3 Table 3 2 SDLT 220 320 Storage Capacity SDLT 220 SDLT 320 Native Storage Capacity 110 GB 160 GB Compressed Storage Capacity 220 GB 2 1 compression ratio 320 GB 2 1 compressio...

Page 38: ...ates SDLT 220 Sustained SDLT 220 Burst Max SDLT 320 Sustained SDLT 320 Burst Max Config uration Native Com pressed Native Com pressed HVD Ultra 1 SCSI Narrow 11 MB sec 20 MB sec 20 MB sec 16 MB sec 20 MB sec 20 MB sec Wide 11 MB sec 22 MB sec 40 MB sec 16 MB sec 32 MB sec 40 MB sec LVD Ultra 2 SCSI Narrow 11 MB sec 22 MB sec 40 MB sec 16 MB sec 32 MB sec 40 MB sec Wide 11 MB sec 22 MB sec 80 MB se...

Page 39: ...ses a media pass is defined as movement of the tape head over the surface of the media in either direction Alternatively stated each DLTtape IV and Super DLTtape I media provides 250 full tape uses a full tape use end to end is considered to be the type of operation that occurs when a customer writes very large filesets to the tape 3 1 9 Cartridge Life Expectancy Table 3 5 shows the number of load...

Page 40: ...to work with the new leaders of the SDLT tape drive design as well as the leaders of the previous DLT drive design allowing backward read compatibility of DLTtape IV cartridges in the SDLT tape drive system Component level tests of buckle arm components have shown at least 250 000 cycles on an SDLT drive without failure breakage or binding this includes the take up leader the supply leader and the...

Page 41: ...er inch tpi Same Linear Bit Density 133 Kbits per inch bpi 193 Kbits per inch bpi Read Write Tape Speed 116 inches per second ips 122 inches per second ips Rewind Tape Speed 160 ips Same Linear Search Tape Speed 160 ips Same Average Rewind Time 69 seconds Same Maximum Rewind Time 140 seconds Same Average Access Time from BOT 70 seconds Same Maximum Access Time from BOT 142 seconds Same Load to BOT...

Page 42: ... Operating Shock Specifications Unpackaged Shock Unpackaged Pulse Shape Square wave sine pulse Peak Acceleration 40 G 140 G Duration 10 ms 180 inches second 2 ms Application X Y Z axes twice in each axis once in each direction Table 3 8 Non Operating Shock Specifications Packaged Drop Shock Packaged Drop Height of Drop Number of Drops Package Weight Drop 42 inches 36 inches 16 drops total 16 drops...

Page 43: ...tion Level 2 0 G PSD Envelope 0 008 G2 Hz Application X Y Z axes Sweep rate 60 minutes axis Vibration Packaged Type Random Frequency Range Truck Profile 0 5 Grms Air Profile 1 0 Grms Application X Y Z axes 30 minutes each profile and each axis for a total of 3 hours Type Sine Sweep and Dwell Frequency Range 5 150 5 Hz 0 5 octave minute 0 5 G Application X Y Z axes dwell at lowest resonant frequenc...

Page 44: ...e loaded The power drawn in these two modes is similar enough that they are listed together Power up current surges are less than those encountered during motor accelerations and so are not listed separately NOTE In Table 3 11 the current and DC power values are relevant to the internal drive while the AC power values are relevant to the tabletop drive Table 3 10 Operating Shock and Vibration Spec...

Page 45: ... the maximum RMS current drawn during this operating mode These values are calculated from the average of RMS current 3 sigma measured at nominal DC voltage 3 The typical current is calculated from the average of all RMS current drawn during this operating mode measured at nominal DC voltage 4 The Max DC power is calculated from the typical DC power 3 sigma measured at nominal DC voltage This valu...

Page 46: ...04 81 85002 01 3 2 4 Tape System Recording Method The SDLT 220 tape system uses the Partial Response Maximum Likelihood PRML 32 33 encoding method for reading writing SDLT format The SDLT 320 tape system uses the PRML 32 33 encoding method for reading writing SDLT 320 and 220 format ...

Page 47: ... strongly recommended that SDLT tape drives be used in a clean smoke free environment 3 3 1 Air Flow Requirements Adequate air flow must be provided for the internal tape drive to dissipate the heat resulting from continuous drive operation Specifically the air flow must be sufficient to keep the tape path temperature below 52 C NOTE It is important to realize that the amount of air flow provided ...

Page 48: ...ower On No Tape Loaded Wet Bulb Temperature 25 C 77 F 25 C 77 F Dry Bulb Temperature Range 10 C to 40 C 50 F to 104 F 10 C to 40 C 50 F to 104 F Temperature Gradient 11 C 20 F hour across range 15 C 27 F hour across range Relative Humidity 20 to 80 non condensing 10 to 90 non condensing Humidity Gradient 10 hour 10 hour Table 3 13 Drive Storage and Shipment Specifications Specification Storage Unp...

Page 49: ...ambient operating environment for the tape drive may not exceed the particulate counts shown in Table 3 14 3 4 Recording Media Specifications The following tables provide specifications for Super DLTtape I media Basic media specifications for the Super DLTtape I are shown in Table 3 15 Operating storage and shipping environment limits for the DLTtape IV cartridges are shown in Table 3 16 Table 3 1...

Page 50: ...sage 1 000 000 passes typical office computer environment Cartridge Housing Color Dark Green Table 3 16 DLTtape Media Operating and Storage Limits Operating Conditions Temperature 10 to 40 C 50 to 104 F Relative Humidity 20 to 80 non condensing Storage Conditions With Data Without Data Temperature 18 to 28 C 64 to 82 F 16 to 32 C 61 to 89 F Relative Humidity 40 to 60 non condensing 20 to 80 non co...

Page 51: ...ve are listed in Table 3 17 Table 3 17 Backward Read Compatibility BRC Transfer Rates Format Cartridge Type Native Capacity GB Native Read Transfer Rate MB second SDLT 320 Super DLTtape I 160 16 0 SDLT 220 Super DLTtape I 110 11 0 DLT 8000 DLTtape IV 40 4 0 DLT 7000 DLTtape IV 35 3 5 DLT 4000 DLTtape IV 20 1 5 DLT 1 Benchmark DLTtape IV 40 3 0 Notes Transfer rates quoted are nominal measured readi...

Page 52: ...CHAPTER 3 Drive Specifications SDLT 220 and SDLT 320 Product Manual 3 18 March 2004 81 85002 01 ...

Page 53: ...appropriate guidelines when working with the tape system Pre Installation Guidelines describes proper steps to take before the drive is installed in a system This includes recording the model and serial numbers checking that the proper SCSI controller and cable have been delivered and checking the drive for proper operation before installing it into a system Configuring and Installing an Internal ...

Page 54: ...safety follow all safety procedures described here and in other sections of the manual 1 Remove power from the system before installing or removing the tape drive to prevent the possibility of electrical shock or damage to the tape drive Unplug the unit that contains or is to contain the drive from AC power to provide an added measure of safety 2 Read understand and observe all label warnings 3 Th...

Page 55: ...ench or desktop may damage a drive Never place the tape drive so that it rests on its front bezel Always gently place the drive flat printed circuit board PCB side down on an appropriate ESD protected work surface to avoid the drive being accidentally knocked over Do not pack other materials with the drive in its anti static bag Place the drive in the anti static bag before placing it in a shippin...

Page 56: ... precautions to avoid ESD related problems Use a properly installed anti static pad on your work surface Always use a properly fitted and grounded wrist strap or other suitable ESD protection when handling the tape system and observe proper ESD grounding techniques Hold the drive only by its sides Do not touch any components on the printed circuit board assembly PCBA Leave the drive in its anti st...

Page 57: ...ers can be found on the bottom of the drive enclosure The Model Number is a number and letter string usually beginning with the letters TR Model Number TR The Serial Number is an 8 character string usually beginning with the letters MX Serial Number MX 3 Check the enclosed SCSI cable to ensure it is compatible with the SCSI controller card in the host computer 4 Check the SCSI interface on the hos...

Page 58: ...figuration for the SDLT system includes the following Setting the SCSI ID for the drive default SCSI ID 5 Configuring the drive to provide TERMPWR Setting the configuration jumper default wide SCSI enabled If you want to change any of the settings refer to the applicable subsection otherwise proceed directly to the tape drive s installation procedures in Installing the Internal Tape Drive on page ...

Page 59: ...cide it is necessary to change the tape drive s SCSI ID use your fingers to move the jumpers to the pattern corresponding to the ID you want see Figure 4 1 and the related table of SCSI jumper settings in Table 4 1 on page 4 8 and Table 4 2 on page 4 10 Figure 4 1 Detail of the Empty SCSI ID Jumper Block Internal drives can be configured for SCSI ID addresses that range from 0 to 15 in one of two ...

Page 60: ...ed at power on To change the SCSI ID after installation power down both the system and the tape drive change the drive s SCSI ID power up the tape drive and then power up the system Table 4 1 SCSI ID Address Selections Graphical Format SCSI ID 0 1 2 3 Jumper Block SCSI ID 4 5 default 6 7 Jumper Block u SCSI ID 8 9 10 11 Jumper Block SCSI ID 12 13 14 15 Jumper Block 1 ...

Page 61: ...ns Drawn to Scale Controller Diag Port 8 pin Diagnostic use only Configuration Jumper Omit jumper on Pins 1 2 to enable wide SCSI SCSI ID Jumper Block No jumpers on this block default SCSI ID of 5 TERMPWR Block Install jumper on Pins 1 2 to enable TERMPWR SCSI Port 68 pin Denotes Pin 1 orientation Pin 1 Power Connector 4 pin Loader Connector RS 422 8 pin Figure not drawn to scale ...

Page 62: ...0 7 8 5 6 3 4 1 2 0 1 0 0 0 0 1 1 0 0 0 1 2 1 0 0 1 0 3 1 0 0 1 1 4 1 0 1 0 0 5 default 0 0 0 0 0 6 1 0 1 1 0 7 1 0 1 1 1 8 1 1 0 0 0 9 1 1 0 0 1 10 1 1 0 1 0 11 1 1 0 1 1 12 1 1 1 0 0 13 1 1 1 0 1 14 1 1 1 1 0 15 1 1 1 1 1 0 No Jumper installed 1 Jumper installed Jumpering Pins 9 10 forces the drive to ignore the firmware value and read the value jumpered on the block ...

Page 63: ...ternal Drive for Narrow SCSI The 8 pin Configuration Jumper block allows you to enable or disable the wide SCSI bus The default setting is for the wide SCSI bus to be enabled there is no jumper across Pins 1 and 2 when wide SCSI is enabled Figure 4 2 on page 4 9 To disable wide SCSI install a jumper across Pins 1 and 2 Pins 3 through 8 are reserved and require no jumpering 4 3 4 Installing the Int...

Page 64: ... system Because of the variety of mounting possibilities for tape drives the instructions presented here are general in nature They should be used only as a guide for mounting the drive in your system Mount the drive in the system by performing the following steps 1 Position the drive in the system and align the drive mounting holes side or bottom with those in the system Figure 4 5 on page 4 13 s...

Page 65: ...ing the Internal Drive Cables The three connectors on the back of the internal SDLT drive that are discussed in this section are 1 SCSI 2 power and 3 optional library loader connectors For the tabletop model typical connectors power cords are shown in Figure 4 8 on page 4 24 SCSI and Power Connectors Figure 4 6 on page 4 15 shows the pin orientation for the 68 pin SCSI connector and 4 pin power co...

Page 66: ...s must be terminated at each end This drive may need to be terminated if the SDLT drive is the only device connected to the SCSI bus OR if the SDLT drive is one of several devices connected to the SCSI bus and it is the last device connected to the SCSI bus 4 If the answer to step 3 was affirmative attach a Y connector to the drive s SCSI connector then attach the SCSI cable to one leg of the Y an...

Page 67: ...4 3 MSE and SE Mode SCSI Connector Pin Assignments Signal Name Pin Number Pin Number Signal Name Ground 1 35 DB 12 Ground 2 36 DB 13 Ground 3 37 DB 14 Ground 4 38 DB 15 Ground 5 39 DB P1 Ground 6 40 DB 0 Ground 7 41 DB 1 Ground 8 42 DB 2 Ground 9 43 DB 3 Ground 10 44 DB 4 Ground 11 45 DB 5 Ground 12 46 DB 6 Ground 13 47 DB 7 Ground 14 48 DB P0 Ground 15 49 Ground ...

Page 68: ... Ground 20 54 Ground Ground 21 55 ATN Ground 22 56 Ground Ground 23 57 BSY Ground 24 58 ACK Ground 25 59 RST Ground 26 60 MSG Ground 27 61 SEL Ground 28 62 C D Ground 29 63 REQ Ground 30 64 I O Ground 31 65 DB 8 Ground 32 66 DB 9 Ground 33 67 DB 10 Ground 34 68 DB 11 Note The minus sign next to a signal indicates active low Table 4 3 MSE and SE Mode SCSI Connector Pin Assignments Continued ...

Page 69: ...14 DB 15 4 38 DB 15 DB P1 5 39 DB P1 DB 0 6 40 DB 0 DB 1 7 41 DB 1 DB 2 8 42 DB 2 DB 3 9 43 DB 3 DB 4 10 44 DB 4 DB 5 11 45 DB 5 DB 6 12 46 DB 6 DB 7 13 47 DB 7 DB P 14 48 DB P Ground 15 49 Ground DIFFSENS 16 50 Ground TERMPWR 17 51 TERMPWR TERMPWR 18 52 TERMPWR Reserved 19 53 Reserved Ground 20 54 Ground ATN 21 55 ATN Ground 22 56 Ground BSY 23 57 BSY ACK 24 58 ACK RST 25 59 RST MSG 26 60 MSG SEL...

Page 70: ...12 1 35 DB 12 DB 13 2 36 DB 13 DB 14 3 37 DB 14 DB 15 4 38 DB 15 DB P1 5 39 DB P1 Ground 6 40 Ground DB 0 7 41 DB 0 DB 1 8 42 DB 1 DB 2 9 43 DB 2 DB 3 10 44 DB 3 DB 4 11 45 DB 4 DB 5 12 46 DB 5 DB 6 13 47 DB 6 DB 7 14 48 DB 7 DB P 15 49 DB P DIFFSENS 16 50 Ground TERMPWR 17 51 TERMPWR TERMPWR 18 52 TERMPWR Reserved 19 53 Reserved ATN 20 54 ATN Ground 21 55 Ground BSY 22 56 BSY ACK 23 57 ACK RST 24...

Page 71: ...our Tape Drive 81 85002 01 March 2004 4 19 MSG 25 59 MSG SEL 26 60 SEL C D 27 61 C D REQ 28 62 REQ I O 29 63 I O Ground 30 64 Ground DB 8 31 65 DB 8 DB 9 32 66 DB 9 DB 10 33 67 DB 10 DB 11 34 68 DB 11 Table 4 5 HVD Mode SCSI Connector Pin Assignments Continued ...

Page 72: ... Connector Pin Assignments Pin Number Signal Name 1 12 VDC 2 Ground 12V return 3 Ground 5V return 4 5 VDC Table 4 7 8 Pin Loader Connector Pin Assignments Signal Name Pin Number Pin Number Signal Name Ground 1 5 SEND_TO_LOADER_H REC_FROM_LOADER_H 2 6 SEND_TO_LOADER_L REC_FROM_LOADER_L 3 7 Ground Ground 4 8 LOADER_PRESENT_L ...

Page 73: ... of the controls and connectors for the tabletop drive This model tape drive is normally configured to meet customer specifications before leaving the factory so should not require any internal configuration changes on site Figure 4 7 Back Panel of the Tabletop Model SCSI ID The SCSI ID default for the tabletop drive is set to 3 the drive can be configured for SCSI ID addresses that range from 0 t...

Page 74: ...r should be installed on the open connector If the bus continues from the tape drive to another SCSI device then install a SCSI bus cable between the open connector and the next device on the bus 1 Prior to connecting the SDLT drive to the host computer make sure the drive and computer are turned OFF 2 If you are connecting several devices to the SCSI bus connect only the drive to the host compute...

Page 75: ...region based on the criteria below The AC power cord used with the tabletop unit must meet the following criteria The power cord should be a minimum of 18 3 AWG 60 C type SJT or SVT UL and CSA certified cordage rated for use at 250 VAC with a current rating that is at least 125 of the current rating of the product The AC plug must be terminated in a grounding type male plug designed for use in you...

Page 76: ...tor on the back of the tabletop drive connect the other end of the cord to the AC outlet Upon completion proceed to the next section to confirm the installation 4 5 Confirming the Installation To confirm the installation power on the SDLT system and the host computer The screens displayed at power up contain BIOS operating system and SCSI controller information If the first screen displays host ad...

Page 77: ... the drive Performing a Trial Back up describes how to backup a sample file to ensure proper operation of the system Updating the Firmware describes how to update the firmware microcode that resides inside the tape drive and controls its behavior Cleaning the Tape Mechanism describes the considerations to keep in mind when using SDLT cleaning cartridges Front Panel Controls and LEDs describes the ...

Page 78: ... various SCSI messages during POST During this time if a host tries to negotiate Synchronous or Wide transfers the tape system will negotiate to Asynchronous or Narrow It may take longer than the duration of POST for the drive to become ready Table 5 1 Indicator Pattern During POST Stage What Can Be Observed 1 The LEDs light in a progressing pattern from left to right 2 The red and yellow LEDs are...

Page 79: ...the file set The system has been correctly installed if the back up is completely restored without any errors If you experience errors doublecheck the drive s configuration and setup using the ideas provided in Troubleshooting on page 5 17 After you have exhausted all troubleshooting alternatives contact your service representative Press the Eject button to unload the cartridge If you are unsure w...

Page 80: ...ions NOTE For more information about the suite of diagnostics tools provided by Quantum refer to Quantum s web site http www quantum com Follow the path Support Drivers and Software 5 3 1 Update the Firmware Using the SCSI Bus SDLT Update is a tool that allows you to update a drive s firmware using the SCSI bus or to create a code update CUP FUP tape for an SDLT drive SDLT Update is available on Q...

Page 81: ...e is in the drive unload and eject it 3 Press and hold the Eject button for six seconds after six seconds the Amber Write Protect LED will begin to blink 4 Release the Eject button then quickly press and release the Eject button again At this point the Amber and Green LEDs start blinking synchronously in a regular rhythmic pattern The drive is now in Firmware Upgrade mode You now have a window of ...

Page 82: ...updated 06h 3F 01 NOTE If the drive is mounted in a tape automation library the tape is not automatically ejected but it is rewound to BOT and unbuckled in preparation for unloading 5 3 4 Troubleshooting the Firmware Code Update Try these remedial actions if the drive s firmware code update fails Updating the same revision If a Code Update is requested and the code revision being updated is the sa...

Page 83: ...pecifically indicates cleaning is necessary 5 4 1 Occasional Cleaning of Tape Head SDLT drives may not require preventative cleaning because of improvements in the head design The frequency of cleaning is dictated to a large degree by the amount of ambient pollution and particulates in the environment For details refer to Particulate Contamination Limits on page 3 15 Do not clean your drive unless...

Page 84: ... in Figure 5 1 on page 5 11 NOTE The tape cleaning algorithm is not used for the backward read compatible BRC head this head style does not need cleaning 5 4 3 Life Expectancy of the Cleaning Tape Each SDLT cleaning tape is good for 20 uses Use one of the Quantum supplied labels that come with the tape to keep track of the number of uses 5 4 4 Compatibility of the Cleaning Tape The SDLT cleaning t...

Page 85: ...facing outward into the drive until the drive engages with the cartridge and begins to take up the cleaning media The green Drive Status LED blinks and the cleaning cycle begins automatically 2 When the cleaning cycle completes the cartridge automatically ejects from the drive and the yellow alert LED turns off NOTE On the last cleaning the cleaning cartridge will not eject Use the Eject button on...

Page 86: ... and monitor the tape system s activities This section also describes the behavior of the amber colored LED formerly Write Protect on the SDLT 320 drive This LED is now defined as the Density Indicator as shown in Table 5 2 Table 5 2 Behavior of the Amber LED When a Tape Cartridge is Loaded Cartridge Type SDLT 220 SDLT 320 DLTtape IV includes DLT 1 Benchmark LED is illuminated LED is not illuminat...

Page 87: ...SDLT 220 and SDLT 320 Product Manual CHAPTER 5 Using Your Tape Drive 81 85002 01 March 2004 5 11 Figure 5 1 SDLT 220 and SDLT 320 Front Panels A Comparison SDLT 220 SDLT 320 ...

Page 88: ...ing the tape The tape is loading unloading or rewinding On The drive is idle There may or may not be a cartridge in the tape drive Off The tape drive has not been turned on or is not plugged into a power source Cleaning Required LED Right Yellow On Cleaning required See Cleaning the Tape Mechanism on page 5 7 Off Cleaning is not required Eject Button Use the Eject button to eject the tape cartridg...

Page 89: ...ites data in that format enabling SDLT 220 tape drives to read the data cartridge 5 6 1 Selecting Tape Density Selecting Density via the Host over the SCSI Bus 1 Use the SCSI MODE SELECT command to indicate the desired density NOTE Any of the following events cause the drive to revert to its default density loading a new data cartridge power on reset bus reset and bus device reset 2 Write data to ...

Page 90: ...o a SDLT 220 drive refer to Section A 7 Overwriting 320 Formatted Super DLTtape I Data Cartridges on page A 11 Forcing Tape Density with MODE SELECT Parameters The Default Density Override parameter on the Vendor Specific Configuration Page 25h can be used to override the default density for the tape until a new data cartridge is loaded NOTE For more specific information about tape density codes r...

Page 91: ...SDLT 320 drive only not SDLT 220 the amber LED is illuminated when the density has been set to 220 mode or when an inserted cartridge is detected by the drive as being formatted in 220 mode This LED is not illuminated when the drive is operating in 320 mode which is the default See Table 5 4 for specific scenarios Refer to Table 5 4 to help you interpret the behavior of the Drive Density Indicator...

Page 92: ...ading or Appending ON 48h ON 48h BLINK 48h 220 Formatted Tape Write Protected ON 48h ON 48h ON 48h 220 Formatted Tape at BOT and Received Write Command ON 48h ON 48h OFF 49h 320 Formatted Tape at BOT OFF 49h BLINK 49h OFF 49h 320 Formatted Tape Reading or Appending OFF 49h BLINK 49h OFF 49h 320 Formatted Tape Write Protected OFF 49h OFF 49h OFF 49h 320 Formatted Tape at BOT and Received Write Comm...

Page 93: ...that you will find useful in the event that your tape system fails its POST If after attempting the recommended actions listed in the table the problem still exists or recurs a hardware failure may be the cause Contact your service representative Table 5 5 Troubleshooting Chart If Then You should System does not recognize the tape system System may not be configured to recognize the SCSI ID Config...

Page 94: ...ny devices on the bus Limit the number of devices on the bus including the SCSI adapter to match the limits of the interface being used A device may not have been turned on and a valid SCSI ID may not have been configured prior to the system powering on and loading BIOS Turn drive power on first and then turn on power to the system Do this so that the drive is properly recognized by the system The...

Page 95: ...dition is detected the tape is rewound unloaded and ejected from the drive As long as the drive is not mounted in a tape automation library the tape is ejected SCSI status will indicate the drive is in the over temperature condition NOTE If the drive is mounted in a tape automation library the tape is not automatically ejected for details refer to a separate document SDLT 220 and SDLT 320 Design a...

Page 96: ...CHAPTER 5 Using Your Tape Drive SDLT 220 and SDLT 320 Product Manual 5 20 March 2004 81 85002 01 ...

Page 97: ...nals defines SCSI signals and provides bus timing values 6 1 SCSI Overview The Small Computer System Interface SCSI is a specification for a peripheral bus and command set that is an ANSI standard The standard defines an I O wide SCSI bus that supports up to 16 devices 15 SCSI devices and one host adapter ANSI defines three primary objectives for SCSI 2 1 To provide host computers with device inde...

Page 98: ...onous transfer rates that depend only on device implementation and cable length Logical addressing for all data blocks rather than physical addressing Multiple initiators and multiple targets Distributed arbitration bus contention logic Command set enhancement For more details about specific SCSI commands or messages refer to a separate document published by Quantum SDLT 220 and 320 SCSI Interface...

Page 99: ...in a specified partition When complete the logical position is before the specified position LOG SELECT 4Ch Optional Provides a means for the initiator to manage statistical information maintained by the drive about the drive This standard defines the format of the log pages but does not define the exact conditions and events that are logged LOG SENSE 4Dh Optional Provides a means for the initiato...

Page 100: ...Mandatory Used to reserve a logical unit SEND DIAGNOSTIC 1Dh Mandatory Requests the drive to perform diagnostic operations on itself SPACE 11h Mandatory Provides a selection of positioning functions both forward and backward that are determined by the code and count TEST UNIT READY 00h Mandatory Provides a means to check if the logical unit is ready VERIFY 2Fh Optional Requests the drive to verify...

Page 101: ...ions PERSISTENT RESERVE OUT 5Fh Optional Used to register and reserve the drive through resets and power cycles RELEASE 10 57h Mandatory Used to release a previously reserved unit REPORT DENSITY SUPPORT 44h Mandatory Requests the drive report the density codes and some identifying information for all supported medium formats REPORT DEVICE IDENTIFIER A3h Optional Used to retrieve the information sa...

Page 102: ...implementation These parity bits detect errors in transmission across SCSI and trigger a resend of the bad data 6 5 Signal States The following paragraphs describe signal values and SCSI IDs 6 5 1 Signal Values All signal values are actively driven true low voltage Because the signal drivers are OR tied the bus terminator s bias circuitry pulls false when it is released by the drivers at every SCS...

Page 103: ...ne Targ Init Init None All The signal is driven by all SCSI devices that are actively arbitrating SCSI ID Each SCSI device that is actively arbitrating asserts its unique SCSI ID bit The other seven or fifteen data bits are released The parity bit DB P or P1 can be released or driven true but is never driven false during this phase I T The signal is driven by the initiator drive or both as specifi...

Page 104: ...ice has a unique SCSI ID assigned to it This SCSI ID provides an address for identifying the device on the bus On the drive the SCSI ID is assigned by configuring jumpers or connecting remote switches to the option connector For detailed instructions about how to set the SCSI ID refer to Setting the Internal Drive SCSI ID on page 4 7 6 6 SCSI Signals The following subsections define SCSI signals a...

Page 105: ... defined as 1 when the signal value is true low voltage and 0 when the signal value is false high voltage Data parity DB P is odd Parity is undefined during ARBITRATION DB 15 8 P1 data bus Eight data bit signals plus one parity bit signal that forms an extension to the DATA BUS They are used for 16 bit wide interfaces DB 15 is the most significant bit and has the higher priority but below bit DB 0...

Page 106: ...device to clear the bus is 1200 ns 1 2 µs from BSY and SEL first becoming both false If a SCSI device requires more than a bus settle delay to detect BUS FREE it clears the bus within a bus clear delay minus the excess time Bus Free Delay 800 ns Maximum time a SCSI device waits from its detection of BUS FREE until its assertion of BSY when going to ARBITRATION Bus Set Delay 1 8 µs Maximum time for...

Page 107: ...REQUEST SENSE commands Reset to Selection Time 250 ms1 Recommended maximum time after a hard RESET condition until a drive is able to respond with appropriate status and sense data to the TEST UNIT READY INQUIRY and REQUEST SENSE commands Reset Hold Time 25 µs Minimum time for which RST is asserted there is no maximum time Selection Abort Time 200 µs Maximum time that a drive or initiator takes fr...

Page 108: ...CHAPTER 6 SCSI Description SDLT 220 and SDLT 320 Product Manual 6 12 March 2004 81 85002 01 ...

Page 109: ...e to ambient electromagnetic fields and describes the susceptibility of the system to unexpected electrostatic discharge Acoustic Noise Emissions describes compliance with various acoustic standards 7 1 Safety Regulations This section lists the safety regulations that the SDLT tape drive system meets or exceeds such as UL CSA EN IEC and GS Mark 7 1 1 Safety Certifications The SDLT tape drive syste...

Page 110: ... IEC 950 Information Technology Including Electrical Business Equipment 7 2 Electromagnetic Field Specifications Quantum SDLT tape drives are electrical devices as such this equipment generates uses and may emit radio frequency energy The drives may emit energy in other frequencies as well as discussed in the following subsections 7 2 1 Electromagnetic Emissions The internal version of the tape sy...

Page 111: ...m 0 15 to 30 MHz as shown in Table 7 2 Table 7 1 EMI Regulations and Certifications Type Regulation Certification EEC Directive 89 336 CE BS6527 UK EN55022 EU EN55024 EU CFR 47 1995 FCC Rules Part 15B Class B MDOC IECS 003 Canada V 3 97 04 VCCI Class B Japan CNS 13438 BSMI Class A Taiwan AS NZS 3548 Australia New Zealand C Tick Mark Table 7 2 Conducted Emissions Frequency Range Limits dB Quasi pea...

Page 112: ...sions Limits of radiated interference field strength in the frequency range from 30 MHz to 1000 MHz at a test distance of 10 meters are listed in Table 7 3 Table 7 3 Radiated Emissions Frequency Range Quasi peak limits dB µV m Class A Class B 30 to 230 MHz 40 30 230 to 1000 MHz 46 37 Above 1000 MHz 54 Not applicable ...

Page 113: ...nergy Transient Voltage for Power Cables 1 2 kV Differential 2 5 kV Common mode No errors Low level Conducted Interference for AC and DC Cables 3 V m rms 80 modulated 1 kHz 0 15 80 MHz No errors No screen distortion The SDLT system shall maintain normal operation both in Read Write and in Standby conditions No errors attributable to the test shall be encountered Conducted The transient voltage is ...

Page 114: ...evels both as noise power and sound pressure Table 7 6 Acoustic Noise Emissions Nominal Acoustics Preliminary declared values per ISO 9296 and ISO 7779 EN27779 Mode Noise Power Emission Level LNPEc Internal Version Tabletop Version Idle Not applicable 5 4 Bel Streaming 5 9 Bel 5 9 Bel Mode Sound Pressure Level LPAc Internal Version Tabletop Version Idle Not applicable 42 dB Streaming 47 dB 53 dB ...

Page 115: ...o your SDLT system Respect your media as much as you do your data This appendix covers Recognizing Quantum authorized Super DLTtape Data Cartridges Data Cartridge Handling Guidelines Data Cartridge Inspection Procedure Data Cartridge Write protect Switch Loading a Data Cartridge Unloading a Data Cartridge Overwriting 320 Formatted Super DLTtape I Data Cartridges This appendix discusses the Super D...

Page 116: ...green than the DLTtape IV data cartridge charcoal and contains a distinctive pattern molded into the shell Figure A 1 shows a typical Super DLTtape I data cartridge Figure A 1 Super DLTtape I Data Cartridge The basic geometry write protection switch and label space are unchanged from the DLT IV cartridge This simplifies the integration of Super DLTtape I media into existing operating environments ...

Page 117: ...er environmental conditions for the storage of data cartridges Refer to the cartridge reference card supplied with each cartridge The ambient operating environment for the data cartridge is NOTE If storage or transportation of a data cartridge has exposed it to conditions outside the ambient values shown above you should condition the data cartridge to its operating environment for a 24 hour perio...

Page 118: ...ccidentally inserted into the drive along with a cartridge can prevent the hub reel and drive gear from meshing Follow all data cartridge handling instructions that accompany your cartridges or tape drive A 3 Data Cartridge Inspection Procedure Ensure that your tape backup solution performs reliably by following the Visual Mechanical Inspection VMI procedures described in this subsection These ste...

Page 119: ... small plastic tabs inside are partially visible The reel locks are black in color Like any plastic part the reel locks can break if you drop the cartridge If the reel lock tabs are not visible do not use the cartridge Figure A 3 Bottom View of Super DLTtape I Data Cartridge 4 Check the data cartridge for any obvious cracks or other physical damage to the shell Rotate the cartridge in your hands l...

Page 120: ... Open the cartridge door by pressing on the tab in the door pivot notch Take care that you do not touch the tape leader 8 Compare what you see inside the data cartridge door to Figure A 4 and Figure A 5 Look for damage to the cartridge clips including 1 bent or toed in appearance on one or both clips 2 improper seating clips should be fully retracted towards the left side of the opening or 3 bendi...

Page 121: ...ge s write protect switch Figure A 6 This sliding switch located on the end of the data cartridge used for the tape label should snap smartly back and forth and the orange tab should be visible when the data cartridge is set to provide write protection data on the tape cannot be written over A 4 Data Cartridge Write protect Switch Each data cartridge has a write protect switch that can be used to ...

Page 122: ... SDLT 320 does not illuminate any front panel LED because that LED has been assigned to a different drive feature refer to Table 5 2 on page 5 10 for more details If the drive is currently writing to the tape the write protect feature does not take effect until after the current WRITE operation completes For more details refer to Table A 1 on page A 8 Table A 1 Write Protect Switch Positions Write...

Page 123: ...ta Cartridge 81 85002 01 March 2004 A 9 If the write protect switch is moved from its left enabled position to its right disabled position Not Visible The tape becomes write enabled after a variable amount of seconds Table A 1 Write Protect Switch Positions Continued ...

Page 124: ...se steps 1 Insert the cartridge into the front of the tape drive as shown in Figure A 7 2 Push the cartridge fully into the tape drive The Drive Status LED blinks to show that the tape is loading When the tape reaches the BOT marker the LED lights steadily The tape is now ready for use Figure A 7 Loading a Data Cartridge 2 Drive Status LED 3 Eject Button 1 Data Cartridge ...

Page 125: ...ormatted cartridge is inserted into a 220 drive and the drive is instructed to overwrite the cartridge with a 220 format A scenario like this might be possible in a tape automation library where tapes are being drawn from a large pool usually with minimal human interaction While a 320 formatted cartridge is loading in a 220 drive the drive reports 02 04 01 Not Ready Calibration in Progress in resp...

Page 126: ...ted cartridge is ready in a 220 drive On the other hand REWIND commands will report an error condition if mechanical or servo related problems occur If a READ SPACE or LOCATE command is sent to an SDLT 220 drive containing a 320 formatted cartridge the drive will report a 05 30 02 Incompatible Format Cannot Read Medium check condition This includes Space Block or Filemark in either a positive or n...

Page 127: ...ngoing basis and making sure that data cartridges are stored within their environmental limits you will greatly reduce any chance that you will experience problems with your data cartridges or cause damage to your SDLT system Respect your media as much as you do your data This appendix covers Data Cartridge Handling Guidelines Data Cartridge Inspection Procedure Data Cartridge Write protect Switch...

Page 128: ...rtridges to hit together exposes them to unnecessary physical shock Always observe the proper environmental conditions for the storage of data cartridges Refer to the cartridge reference card supplied with each cartridge The ambient operating environment for the data cartridge is NOTE If storage or transportation of a data cartridge has exposed it to conditions outside the ambient values above you...

Page 129: ...e labels in the protective box so that you do not inadvertently pick them up along with the cartridge during subsequent usage A static electricity charge on a cartridge may cause a label to cling to the cartridge A label that is accidentally inserted into the drive along with a cartridge can prevent the hub reel and drive gear from meshing Follow all data cartridge handling instructions that accom...

Page 130: ...ot use the cartridge 4 Look at the end of the data cartridge holding it as shown in Figure B 1 now look at the bottom of the data cartridge holding it as shown in Figure B 2 Figure B 1 End View of DLT Data Cartridge Check the reel lock openings and ensure that the small plastic tabs inside are partially visible Like any plastic part the reel locks can break if the cartridge is dropped If the reel ...

Page 131: ... Loop in its Correct Position Top View 7 On the right side corner of the data cartridge there is a small tab in a cut out portion of the cartridge Using your thumb gently lift up on the tab and swing the door open Figure B 4 DLT Tape Leader Loop in its Correct Position Side View 8 Inside the door you will see the tape and cartridge leader loop The loop should stick up about an eighth of an inch wh...

Page 132: ...a cartridge that exhibits the type of problems shown in the examples should be used Figure B 5 Data Cartridges with Damage Visible During Visual Inspection Example 1 Swallowed Data Cartridge Leader Example 2 Torn or Broken Leader Loop Example 3 Tape is Loosely Wound and Bulging Example 4 Data Cartridge Leader is Creased Convex and Concave Creases are both Undesirable ...

Page 133: ...Write protect Switch Each data cartridge has a write protect switch Figure B 6 that can be used to prevent accidental erasure of data Since the DLT IV cartridge is a read only cartridge when used in the SDLT drive the write protect switch in this configuration is not used Figure B 6 Write protect Switch on Data Cartridge ...

Page 134: ...If you have loaded a DLT IV cartridge into a Backward Read Compatible BRC tape drive the cartridge is accepted The Mode Sense information will report the Media Type as 85h and the correct Density Code as read from the tape Additionally the Write Protect WP bit in the Mode Sense header will be set this is done to protect data that is already on the tape Any command that attempts to write to the med...

Page 135: ...letes any active writing of data to the tape The Drive Status LED blinks as the tape rewinds When the tape is finished rewinding the drive ejects the cartridge and the Drive Status LED lights steadily 2 Remove the cartridge from the drive and return the cartridge to its plastic case to protect the cartridge from damage CAUTION Remove the data cartridge from the tape drive BEFORE turning off host p...

Page 136: ...APPENDIX B DLTtape IV Data Cartridge SDLT 220 and SDLT 320 Product Manual B 10 March 2004 81 85002 01 ...

Page 137: ...echnology provides high encoding efficiency recording densities for greater capacity and performance Allocation The process of assigning particular areas of the media to particular data or instructions AMP Media Advanced Metal Powder Media A state of the art media designed for SDLT technology It incorporates durable metal powder technology for high density data storage and embedded non magnetic in...

Page 138: ...ning The bezel usually contains a drive activity LED BIOS Basic Input Output System A set of routines that work closely with the hardware to support the transfer of information between various elements of the system such as memory disks and peripheral devices Block A sector or group of sectors By default a sector of data consists of 512 bytes BOT Beginning of Tape The physical beginning of the tap...

Page 139: ...ing the tape for operation At tape ejection the cartridge receiver assembly reverses the process and automatically ejects the tape a fixed distance from the front of the drive Compressed Capacity Capacity after data has been processed using either software or hardware to reduce storage space while maintaining data integrity CSA Canadian Standards Association also known as CSA International CTM Car...

Page 140: ...re to provide the path and guides for the all tape motion inside the drive and to write data to and read data from the tape Device According to the SCSI specification up to eight SCSI devices can be connected to a single SCSI bus Each SCSI device contains a SCSI ID number that can be set to 0 7 Device Driver A low level usually kernel mode operating system component that enables a PC to communicat...

Page 141: ...here the last session stopped EOM or EOT End of Media or End of Tape Logical EOM allows space to complete a write operation physical EOM signifies that the tape is completely used Erase The removal of data from a piece of media Error A message that occurs when there is a loss of ability to interpret recorded data Usually due to magnetic issues or defects in or on the media ESD Electrostatic discha...

Page 142: ...l pole used to create and read back the magnetic patterns on the tape Also known as the read write head HiFN An ASIC Application Specific Integrated Circuit for the SDLT that handles data compression HIM Host Interface Module This board is one of two boards that make up the EIM The HIM implements the interface between the host system and the drive HRE Hard Read Error HVD High Voltage Differential ...

Page 143: ...the tape controller and tape drive that manages the exchange of data between the drive and computer The most common interfaces for small computer systems are AT IDE and SCSI Jumper A tiny connector box that slips over two pins that protrude from a circuit board When in place the jumper connects the pins electrically The jumper can be moved to change electrical connectors KB Kilobyte A unit of meas...

Page 144: ...s between failures Native Capacity The capacity of a given media product in its native recording format without the use of data compression Native Mode Refers to the uncompressed storage capacity of a tape subsystem See Native Capacity Parity A method of generating redundant information that can be used to detect errors in stored or transmitted data Peripheral A device added to a system as a compl...

Page 145: ... registered in the U S A and other countries SE Single Ended A term referring to the electrical characteristics of the signal used on the SCSI bus interface For each signal that needs to be sent across the bus there exists a wire to carry it SE SCSI uses one line for each signal with all lines using a common ground reference Seek The movement of a read write head to a specific data track Server A ...

Page 146: ...and long tape life TB Terabyte A unit of measure equal to 1000 Gigabytes GB TCM Tape Control Module The SDLT TCM consists of a variety of components the most significant of these include the base plate the cartridge receiver the tape supply motor assembly the floor plate assembly and the buckling mechanism Termination A physical requirement of the SCSI bus A device that attaches to both ends of an...

Page 147: ...y a United States safety organization Unformatted Capacity The total number of usable byes on the media including the space that will be required later to record location boundary definitions and timing information See also Native Capacity XEZ An ASIC Application Specific Integrated Circuit for the SDLT ...

Page 148: ...Glossary SDLT 220 and SDLT 320 Product Manual G 12 March 2004 81 85002 01 ...

Page 149: ......

Page 150: ...4001 Discovery Dr 1100 Boulder CO 80303 720 406 5700 March 2004 81 85002 01 81 85002 01 A04 81 85002 01 REV A04 ...

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