Compaq DLT User Guide - NTS Computers Technology
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1. Compaq DLT Drive User Guide Advanced SCSI Programming Interface ASPT 4 3 Appliance coupler requirements A 1 ARCserve from Compaq 4 3 ASPI driver 4 3 Automatic voltage sensing feature A 1 Banyan drivers for hardware 4 10 drivers for SCSI controller 4 10 drivers for software 4 10 Beginning of Tape BOT 5 7 Cable terminator 2 5 Cartridge loading and unloading 5 6 Cartridges compatible modes 5 11 handling and storage 5 11 number of uses 6 2 Cleaning Cartridge how to use 6 1 troubleshooting 6 2 Cleaning Tape useful life 6 2 when to use 6 1 Cleaning the drive 6 1 Compaq EFS for SCO UNIX 4 7 Compaq SmartStart and Support Software CD 2 1 Compatibility of cartridge and tape types 1 1 Compatibility of tape formats and tape types 5 11 Completing the Installation 2 6 Compressed mode 1 1 Compression algorithm 1 1 Controller drivers Banyan 4 10 Netware 4 2 OS 2 4 9 SCO UNIX 4 7 UnixWare 4 8 Windows 95 4 6 Windows NT 4 5 Controller requirements 1 2 Country specific power cord requirements A 2 Daisy chaining 3 5 Data compression default 5 8 selecting 5 8 Data compression ratio 1 1 Data transfer rate 1 1 Density override indicato2. ORANGE INDICATOR WRITE PROTECT SWITCH WRITE ENABLED WRITE PROTECTED Figure 5 4 Cartridge Write Protect Switch Cartridge Compatibility Tape cartridges can be used in the following formats Table 5 4 Cartridge and Format Compatibility Tape Types 35 70 DLT Tape Formats Formats DLT Tape Ill 2 6 6 0 10 0 DLT Tape IIIXT 15 0 DLT Tape IV 20 0 35 0 Cartridge Handling and Storage For longer life of recorded or unrecorded cartridges store cartridges in a clean environment with these conditions Do not drop or bang the cartridge This can displace the tape leader making the cartridge unusable and possibly damaging the drive Keep tape cartridges out of direct sunlight and away from heaters and other heat sources Use tape cartridges in temperatures between 10 C and 40 C 50 F to 104 F If the tape cartridge has been exposed to extreme heat or cold stabilize the cartridge at room temperature for the same amount of time it was exposed up to 24 hours Compaq DLT Drive User Guide 5 12 Operating the DLT Drive m Do not place cartridges near electromagnetic interference sources such as terminals motors and video or X ray equipment Data on the tape can be altered m Store tape cartridges in a dust free environment where the relative humidity is between 20 and 80 For longer cartridge life store the cartridge at 20 to 40 relative humidity Place an identification label only
3. Compaq Compaq Insight Manager and SmartStart Registered United States Patent and Trademark Office ProLiant ProSignia and Systempro XL are trademarks of Compaq Computer Corporation Microsoft and Windows are registered trademarks of Microsoft Corporation Windows NT and Windows 95 are trademarks of Microsoft Corporation Compaq DLT Drive User Guide Second Edition March 1997 Part Number 185292 002 Contents Preface About This Guide How This Guide is Organized 2 5 i cn cisions oara E EN AEEA vii Conventions Used in This Guide eee viii Symbols on Equipment si os soi si sks viii General Warnings and Cautions ix Chapter 1 Overview Tape Format Sereen a E A A AE TRAS 1 1 Data CompresSsion Ss 1 1 SCSI 2 Controller Requirements 1 2 Chapter 2 Installing an Internal DLT Drive SCSI 2 Controller Requrements 2 1 Software and Tool Requnrements 2 1 Setting the SCSTLID SR RE EE EE 2 2 Preparing the Servet oR oR artia enta S a a EE 2 3 Installing the DLT Drive ee EE EE Ea 2 4 Reassembling the Server RR RR 2 5 Completing the Installation cece eeeeseecsseeceeeceseeeeseecnseeesneecsaeesaeecsseesneeseeeseeeeee 2 6 Compaq DLT Drive User Guide iv Chapter 3 Connecting an External DLT Drive Preparing the Drives io SS hh 3 1 SCSI 2 Controller Requirements cscceseecssseecsseecssceceseeeess
4. This equipment generates uses and can radiate radio frequency energy and if not 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 interference by one or more of the following measures m Reorient or relocate the receiving antenna m Increase the separation between the equipment and receiver m Connect the equipment into an outlet on a circuit different from that to which the receiver is connected m Consult the dealer or an experienced radio or television technician for help Modifications The FCC requires the user to be notified that any changes or modifications made to this device that are not expressly approved by Compaq Computer Corporation may void the user s authority to operate the equipment Compaq DLT Drive User Guide E 2 Regulatory Compliance Notices Cables Connections to this device must be made with shielded cables with metallic RFI EMI connector hoods in order to maintain compliance with FCC Rules and Regulations Canadian Notice Avis Canadien This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil
5. Continued Location Chile China Colombia Czech Republic Denmark Equador Europe Middle East Africa Finland France Germany Hong Kong Hungary India Italy Japan Korea Malaysia Mexico Netherlands New Zealand Norway Poland Portugal Singapore South Africa Spain Sweden Switzerland Taiwan Thailand United Kingdom United States Venezuela Voice 562 274 3007 86 10 834 6721 571 345 0266 42 2 232 8772 45 90 4545 593 2504540 49 089 9933 2891 9800 206 720 358 800 1 206720 33 1 41 33 4455 0180 5 212111 852 90116633 36 1 201 8776 91 80 559 6023 392 57 90300 0120 101589 82 2 523 3575 603 718 1636 525 229 7910 06 91681616 649 307 3969 22 072 020 48 2 630 3535 351 1 4120132 65 7503030 27 11 728 6999 341 640 1302 46 8 703 5240 411 838 410 2222 886 2 3761170 62 2 679 6222 44 81 332 3888 1 800 386 2172 582 953 69 44 FAX 86 10 834 6713 571 312 0157 42 2 232 8773 45 90 4595 90 6155 9899 358 0 61559899 33 1 41 33 4263 089 9933 3399 852 28671734 36 1 201 9696 392 575 00686 81 3 5402 5959 82 2 3471 0321 525 229 7988 06 8991116 22 072 021 48 2 630 3553 351 1 4120654 65 7504909 27 11 728 3335 341 640 0124 46 8 703 5222 01 837 0969 886 2 7322660 62 2 679 6220 44 81 332 3409 1 800 345 1518 582 952 86 70 Appendix D Supplemental Information About SCO UNIX Configuration Requirements For SCO UNIX the SCSI ID of the tape drive must match t
6. after the cleaning cartridge has been used and unloaded the cleaning has not been done and the cartridge has expired Replace the cleaning cartridge and discard the old one NOTE The cleaning cartridge expires after 20 uses If the Use Cleaning Tape indicator still lights after you have cleaned the drive head your data cartridge may be causing the problem Back up your data onto another data cartridge Chapter 7 Troubleshooting If the DLT Drive fails during POST or operation use Table 7 1 to determine the problem and the action to take If Your system does not recognize the DLT Drive Table 7 1 Troubleshooting Chart Then Your system might not be configured to see the SCSI ID The SCSI ID might not be unique The parameters for your SCSI adapter might be incorrect The SCSI signal cable might be loose The SCSI bus might not be correctly terminated The SCSI terminator might not be at the end of the bus or more than two terminators might be present You should Configure your system to see the ID Change the SCSI ID and reconfigure the system The new ID is effective at the next power on Check your SCSI ID adapter installation Make sure the connector on each end of the cable is seated 1 If the DLT Drive is the last or only device on the bus make sure the terminator is installed on the drive 2 Ifthe DLT Drive is not the last or only device on the bus chec
7. be located on equipment in areas where hazardous conditions may exist AN AN Any surface or area of the equipment marked with these symbols indicates the presence of electrical shock hazards Enclosed area contains no operator serviceable parts WARNING To avoid risk of injury from electrical shock hazards do not open this enclosure N AN Any surface or area of the equipment marked with these symbols indicates the presence of a hot surface or hot component If this surface is contacted the potential for injury exists WARNING To avoid risk of injury from a hot component allow the surface to cool before touching General Warnings and Cautions WARNING Compag ProLiant 2000 4000 4500 and 5000 are capable of producing energy levels that are considered hazardous Users should not remove enclosures nor should they bypass the interlocks provided for removal of these hazardous conditions Installation of accessories and options in areas other than front hot plug bays should be performed by individuals who are both qualified in the servicing of computer equipment and trained in the hazards associated with products capable of producing hazardous energy levels WARNING To reduce the risk of personal injury from hot surfaces allow the internal system components to cool before touching them WARNING To reduce the risk of electric shock or damage to the equipment m Do not disable the power cord grounding plug The grounding plug is an
8. ships with each server or can be obtained on the Compaq Forum of CompuServe or QuickFind Refer to Appendix C for more information The software tape device driver is located either with your tape backup software or with the operating system Refer to your backup application installation guide for more information regarding additional software that might be needed Table 4 2 Microsoft Windows NT Controller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT Refer to Compaq SCSI Controller Drive only Support in the NTREADME HLP file on and the Compaq Support Software for 32 Bit Fast Wide SCSI 2 Controllers Microsoft Windows NT diskette Version and 1 21 or later Wide Ultra SCSI Controllers IMPORTANT If the SCSI controller to which your tape drive is attached was not present during your initial Windows NT installation install the SCSI device driver for the controller before installing the tape class driver Refer to Compaq Tape Support in the NTREADME HLP file on the Compaq Support Software for Microsoft Windows NT diskette Compaq DLT Drive User Guide 4 6 _ Installing the Software Drivers Microsoft Windows 95 Drivers for the SCSI controllers are located on the Support Software Diskette The Support Software Diskette or CD ships with each server or can be obtained on the Compaq Forum of CompuServe or QuickFind Refer to Appendix C for more information The software tape device driver is located either with
9. to open this A product There are no user serviceable parts inside Refer all service to an Authorized Service Provider 1 To change the SCSI ID press the switch on the rear panel of the DLT Drive Press the switch button above or below the number display 0 6 to set the desired SCSI ID Figure 3 2 Setting the SCSI ID IMPORTANT Do not use SCSI ID 7 whichis reserved for the controller NOTE During installation SCO UNIX requires that all SCSI devices be attached to the same SCSI bus and that only one SCSI controller be active Compaq DLT Drive User Guide 3 4 Connecting an External DLTDrive Connecting the Drive 1 Turn off the server or any peripheral devices 2 Locate the external SCSI 2 port on the rear of the server SCSI Cable AC Power Cord SCSI IN Figure 3 3 Connecting the DLT Drive 3 Attach the SCSI signal cable to one of the SCSI connectors located on the rear panel of the DLT drive and then to the external SCSI 2 port on the server NOTE A wide SCSI signal cable and a narrow SCSI signal cable have been included with this drive option kit Select the cable that matches the SCSI connector on the rear of your server 4 Snap the wire cable clamps into place to secure the cable to the connector WARNING To reduce the risk of electric shock or damage to your equipment do not disable the power cord groundi
10. to the DLT Tape Drive Density Select Selects desired density After density is selected pressing this Button button turns compression on or off Cartridge The handle lifts to load or eject a Tape cartridge Lowering the Insert Release handle locks the tape cartridge into position Handle IMPORTANT When the tape drive is first powered on the Cartridge Insert Release Handle must be in the down position Operate the Handle only when the Operate Handle light is on and after the audible beep has sounded CAUTION Inserting a tape while the Cartridge Insert Release Handle indicator is flashing may damage the tape drive Compaq DLT Drive User Guide 5 6 Operating the DLT Drive Power On Self Test POST When power is initially applied the DLT Tape Drive performs a Power On Self Test POST This starts a sequence of events indicated by the front panel LED indicators 1 Turn the DLT Drive on 2 All left side indicators turn on for approximately three seconds then turn off 3 The green Operate Handle the orange Write Protect and the yellow Use Cleaning Tape lights turn off 4 The yellow Tape in Use indicator blinks while the tape drive initializes 5 After initializing if a tape cartridge is not loaded the yellow Tape in Use indicator turns off the green Operate Handle indicator turns on and an audible beep occurs NOTE POST will not complete until the Operate Handle is in the down position If POST is waiting for
11. your tape backup software or with the operating system Refer to your backup application installation guide for more information regarding additional software that might be needed Table 4 3 Microsoft Windows 95 Controller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT Refer to Compaq SCSI Controller Drive only Support in the README TXT file on the and Compaq Support Software for Microsoft 32 Bit Fast Wide SCSI 2 Controllers Windows 95 diskette Version 1 03 or and later Wide Ultra SCSI Controllers IMPORTANT If the SCSI controller to which your tape drive is attached was not present during your initial Windows 95 installation install the SCSI device driver for the controller before installing the tape class driver SCO UNIX The drivers required to support Compaq SCSI tape drives under SCO UNIX are the SCO SCSI tape Stp driver and an appropriate SCSI controller driver The Stp driver is built into SCO UNIX Consult the SCO System Administrator s Guide for directions on how to configure the SCSI tape driver Appendix D of this guide contains additional configuration requirements for SCO UNIX The table below describes the drivers required to support current Compaq SCSI controllers Table 4 4 SCO UNIX Controller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT Refer to the documentation Drive only accompanying the Compaq Support and Software for SCO UNIX or the Compaq 32 Bit Fast Wi
12. COMPAQ Compaq DLT User Guide User Guide Second Edition March 1998 Part Number 185292 002 Compaq Computer Corporation NOTICE The information in this publication is subject to change without notice COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING PERFORMANCE OR USE OF THIS MATERIAL This publication contains information protected by copyright No part of this publication may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation The software described in this guide is furnished under a license agreement or non disclosure agreement The software may be used or copied only in accordance with the terms of the agreement This publication does not constitute an endorsement of the product or products that were tested The configuration or configurations tested or described may or may not be the only available solution This test is not a determination of product quality or correctness nor does it ensure compliance with any federal state or local requirements Compaq does not warrant products other than its own strictly as stated in Compaq product warranties Product names mentioned herein may be trademarks and or registered trademarks of their respective companies 1997 Compaq Computer Corporation All rights reserved Printed in the U S A
13. Chapter 5 Tape Drive Operations provides instructions for operating the DLT Drive efficiently Chapter 6 Tape Drive Cleaning describes the cleaning procedure Chapter 7 Troubleshooting provides suggestions for problem solving before and after tape drive installation Appendix A Power Cord Requirements provides the power cord set requirements Appendix B Electrostatic Discharge provides information on avoiding electrostatic damage and suggestions for grounding methods Appendix C Getting Help has additional information on the Compaq Forum of CompuServe and QuickFind Appendix D Supplemental Information About SCO UNIX covers SCO UNIX configuration requirements and using Legato under SCO UNIX Appendix E Regulatory Compliance Notices contains the compliance statements from the various worldwide agencies regulating this product Compaq DLT Drive User Guide viii About This Guide Conventions Used in This Guide Conventions used in this guide are listed below WARNING _ Indicates that failure to follow directions in the warning could result in bodily harm or loss of life CAUTION Indicates that failure to follow directions could result in damage to equipment or loss of information IMPORTANT Presents clarifying information or specific instructions NOTE Presents commentary sidelights or interesting points of information Symbols on Equipment These icons may
14. EEPROM memory is also automatically updated with the new firmware image The Write Protect and Tape in Use lights flash again during the controller firmware update 7 Wait until the green Unload LED is lit 8 Remove the firmware cartridge Interpreting the Results of Firmware Update Two possible results can occur m The firmware update cartridge is unloaded this means the update was successful On the DLT Drive the media is placed into the cartridge the door is unlocked and the green Operate Handle light turns on m The firmware update cartridge is NOT unloaded this means the update was unsuccessful The subsystem should still be usable but this depends on why the update failed Reasons for failure could be Power failure Bad image on the tape Bad tape drive The following table gives additional details Compaq DLT Tape Drive User Guide 7 6 Troubleshooting Table 7 2 Firmware Results If Then The image is valid 1 The Flash EEPROM containing the current firmware is erased 2 The new image is programmed in The subsystem completes the update in about 2 minutes Then e The tape drive resets itself e POST takes place The drive automatically unloads the tape cartridge containing the firmware image so you can remove the cartridge This shows a successful firmware update The tape is NOT a valid firmware No update is attempted Write Protected update tape and Tape In Use d
15. Refer to the SSD Wide Ultra SCSI documentation file README SSD regarding the Compaq Wide Ultra SCS Controller driver or Chapter 5 Operating the DLT Drive This section describes the DLT Drive and its operation Front Panel The front panel of the DLT Drive contains multiple Light Emitting Diode LED indicators as described in Table 5 1 a cartridge insert release handle and two buttons KA AQ al J C Figure 5 1 Front Panel View of Compaq 15 30 GB DLT Drive Compaq DLT Drive User Guide 5 2 Operating the DLT Drive gt Rg S VP WY xe a SS RO SK KR Os 35 70 GB DLT Front Panel View of Compaq 35 70 GB DLT Drive Figure 5 2 Front Panel Indicators The following table describes and explains the Front Panel indicators Indicators LED Actions Explanation Tape is write protected Tape is write enabled Tape is moving Tape is loaded ready for use A Cleaning Ta
16. ame line powering the server After taking the action listed in Table 7 1 power on the DLT Drive to rerun POST If all right or left side lights blink again you most likely have a hardware failure Updating the Firmware on the DLT TapeDrive CAUTION When doing a firmware update take reasonable precautions to prevent a power failure During the firmware update when the new image is actually being programmed into the FLASH EEPROMs a power failure but not BUS RESET causes the tape drive to be unusable Exit all tape applications before proceeding with a firmware upgrade Follow these steps to correctly update firmware on the DLT Drive 1 Obtain the appropriate firmware upgrade tape from Compaq 2 Put the DLT subsystem into the firmware update mode To do this a Remove any cartridge that is in the target DLT Drive and close the handle down position Press the Unload button on the drive front panel and hold the button about 6 seconds until the Write Protect light blinks to indicate that the DLT subsystem has recognized your request for firmware update mode and is ready to proceed IMPORTANT If Write Protect does not blink make sure that 1 The drive has powered up correctly without errors 2 The drive is unloaded 3 The drive handle is in the down position 4 Press the Unload button on the drive front panel and hold the button about 6 seconds until the Write Protect light blinks to indicate that the DLT s
17. be used 3 The power cord set must have a minimum current capacity of 10A and a nominal voltage rating of 125 or 250 volts AC as required by each country s power system 4 The appliance coupler must meet the mechanical configuration of an EN 60 320 IEC 320 Standard Sheet C13 connector for mating with the appliance inlet Compaq DLT Tape Drive User Guide A 2 Power Cord Set Requirements Country Specific Requirements The following table lists country specific requirements Table A 1 Power Cord Set Requirements By Country Country Accredited Agency Applicable Note Numbers Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland SETI 1 France UTE 1 Germany VDE 1 Italy IMQ 1 Japan JIS 3 Norway NEMKO 1 Sweden SEMKO 1 Switzerland SEV 1 United Kingdom BSI 1 United States UL 2 NOTE1 Flexible cord must be lt HAR gt Type HO5W F 3 conductor 0 75 mm minimum conductor size Power cord set fittings appliance coupler and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used NOTE 2 Flexible cord must be Type SV or equivalent No 18 AWG 3 conductor Wall plug must be a two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration NOTE 3 Appliance coupler flexible cord and wall plug must bear a T mark and registration number in accordance with the Japanese Dentori Law Flexible cord must b
18. de SCSI 2 Controllers EFS 3 X or later for SCO Open Server 3 0 and or Compaq EFS 5 1X or later for SCO Wide Ultra SCSI Controllers Open Server 5 0X The required driver is cha The Compaq Extended Feature Supplement EFS for SCO UNIX is available on the Compaq Support Software CD and on Compaq SmartStart The Compaq EFS for SCO UNIX is installed and configured automatically during a SmartStart installation Compaq SmartStart and Support Software CD is included with every Compaq Server computer product Compaq DLT Drive User Guide 4 8 installing the Software Drivers UnixWare The table below lists sources of useful information about the software driver installation Table 4 5 UnixWare Controller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT Refer to the UnixWare on line Drive only documentation The required driver is and cpqsc 32 Bit Fast Wide SCSI 2 Controllers and Wide Ultra SCSI Controllers 0S 2 Drivers for the SCSI controller and tape drive hardware are located on the Support Software Diskette The Support Software CD ships with each server or can be obtained on the Compaq Forum of CompuServe or QuickFind See to Appendix C The software tape device driver is located either with your tape backup software or with the operating system Refer to your backup application installation guide for more information regarding additional software that might be needed Table 4 6 0S 2 Cont
19. density blinks 3 Density Override indicator is on steady For example if the actual tape density is 15 0 and the selected density is 6 0 the 15 0 indicator is on steady the 6 0 indicator blinks and the Density Override indicator is on steady If you have loaded a tape with a prerecorded 2 6 density and you use the Density Select button to select 10 0 density the following will happen m The 2 6 indicator remains on pending the change in density m The 10 0 indicator flashes indicating a change in density is pending m Density Override indicator turns on When the write from BOT occurs the following will happen The 2 6 indicator turns off m The 10 0 indicator changes to on m Density Override indicator remains on Compaq DLT Drive User Guide 5 10 Operating the DLT Drive Tape Cartridge Write Protect Switch The tape cartridge has a write protect switch to prevent accidental erasure of data Before loading the tape cartridge into the drive position the write protect switch on the front of the cartridge By moving the switch to the left the cartridge is write protected and by moving the switch to the right the cartridge is write enabled If you move the cartridge write protect switch to the left while the tape cartridge is in the DLT Drive the drive turns on the write protect indicator immediately If the drive is writing to the tape write protect does not begin until the current write command completes
20. ductive field service tools Use a portable field service kit with a folding static dissipating workmat Compaq DLT Drive User Guide Appendix C Getting Help If you have a problem and have exhausted the information in this guide you can get further information and other help in the following locations Compaq Web Site The Compaq Web Site has information on these products as well as the latest drivers and Flash ROM images You can access the Compaq Web Site by logging on to the Internet at http www compaq com Telephone Numbers Contact your nearest Compaq Authorized Reseller or Service Provider for more information m For the name of your nearest Compaq Authorized Reseller a Inthe United States call 1 800 345 1518 Q In Canada call 1 800 263 5868 m For Compaq technical support a Inthe United States and Canada call 1 800 386 2172 Elsewhere call one of the numbers listed below Compaq Worldwide Technical Support Telephone Numbers Location Voice FAX APD 65 7503030 65 7504909 Argentina 54 1 313 3100 54 1 313 3100 Ext 21 Australia 61 2 9911 1955 61 2 9911 1900 Austria 0222 87816 16 0222 87816 82 Bahrain 973 210 214 Belgium 02 716 96 96 02 725 22 13 Brazil 55 11 5505 3600 55 11 5505 3922 Ext 4336 Canada 1 800 386 2172 Caribbean 1 800 345 1518 Central America 281 378 2206 Continued Compaq DLT Drive User Guide C 2 Getting Help Compaq Worldwide Technical Support Telephone Numbers
21. e Type VCT or VCTF 3 conductor 0 75mm2 conductor size Wall plug must be a two pole grounding type with a Japanese Industrial Standard C8303 15A 125V configuration Appendix B Electrostatic Discharge A discharge of static electricity from a finger or other conductor can damage printed circuit boards or other static sensitive devices This type of damage may reduce the life expectancy of the device Preventing Electrostatic Damage To prevent electrostatic damage observe the following precautions Avoid hand contact by transporting and storing parts in static safe containers Keep electrostatic sensitive parts in their containers until they arrive at static free workstations Place parts on a grounded surface before removing them from their containers Avoid touching pins leads or circuitry Always be properly grounded when touching a static sensitive component or assembly Grounding Methods You must be properly grounded when handling or installing electrostatic sensitive parts Use one or more of the following methods Use a wrist strap connected by a ground cord to a grounded workstation or server chassis Wrist straps are flexible straps with a minimum of one meg ohm 10 percent resistance in the ground cords To provide a proper ground wear the strap snugly against your skin If you are standing on conductive floors or dissipating floor mats wear heelstraps toestraps or bootstraps on both feet Use con
22. e controller before beginning the drive installation using the documentation included with the controller Table 1 1 shows which controllers support DLT drives IMPORTANT All SCSI devices on the same bus must either be internal within the server or in an external storage device but not both The exception is a CD ROM drive which may be internal when other devices are external or vice versa Table 1 1 Supporting Controllers Controller 15 30 DLT Drive 35 70 DLT Drive 32 Bit Fast SCSI 2 Supported Supported not recommended 32 Bit Fast Wide SCSI 2 Supported Supported Wide Ultra SCSI Supported Supported Chapter 2 Installing an Internal DLT Drive This chapter describes the procedure to install a Compaq DLT Drive in a Compaq Server Installation involves the following steps m Setting the SCSI ID Preparing the server Installing the DLT Drive Reassembling the server Completing the installation SCSI 2 Controller Requirements It is recommended that the server be equipped with a 32 Bit Fast SCSI 2 or higher controller for a 10 15 or 15 30 GB DLT Drive A 32 Bit Fast Wide SCSI Controller is recommended for the 35 70 GB DLT Drive Software and Tool Requirements The following items are required for Compaq DLT Tape Drive installation m Torx T15 screwdriver m Compaq SmartStart and Support Software CD Compaq DLT Drive User Guide 2 2 Installing an Internal DLT Drive Setting the SCSI ID The first step in th
23. e installation process is setting the SCSI ID Each SCSI device on the same SCSI bus must have a unique SCSI ID Use the jumper block on the back of the tape drive to set the SCSI ID DLT drives ship with 6 as the default SCSI ID To set the SCSI ID for an internal DLT Drive position the jumpers as shown in Figure 2 1 NOTE Your DLT Drive may look slightly different than the illustrations Disable _ Parity Bit2 B SCSI Connector Address Bit 2 Bit 1 Bit 0 1 1 0 DLT Models DLT Model 10 20 and 15 30 35 70 Figure 2 1 Setting the SCSI ID Jumpers on an internal GB DLT Drive Preparing the Server To prepare the server 1 Perform a normal system shutdown according to your network and operating system requirements 2 Turn OFF the server and then all peripheral devices 3 Disconnect the AC power cord from the outlet then from the server and all peripheral devices CAUTION Electrostatic discharge ESD can damage electronic components Be sure you are properly grounded before beginning this procedure See Appendix B Electrostatic Discharge for further information Compaq DLT Drive User Guide 2 4 Installing an Internal DLT Drive Installing the DLT Drive Refer to the documentation included with your computer for instructions on accessing the removable media drive bays Your computer may d
24. eecseecseecsseeeeseeesneees 3 2 Settins the SCSLID 5 josc4cn adi dls Monies Aina Wine aa onal 3 2 Conmnecting eV 3 4 Daisy Ch aiming acenion RRR Gi tis 3 5 Daisy Chaining Storage Devices Together 3 5 Chapter 4 Installing the Software Drivers Deviece DrivetS osa 4 1 NetWare 3 SS Ridin iin ae inet alin aie 4 2 ASPLESUpport vies sus cock SSE 4 3 Microsoft Windows NL 4 5 Microsoft Windows SS SE EE 4 6 SCOUNIX RR EE EE EE EE EE 4 7 UnixWare 2 05 eats ba ves de CRS ERE EER ER EE evens 4 8 OS CN de 4 9 Banyan VINES SuSE EEE EE 4 10 Chapter 5 Operating the DLT Drive Eront Pahel EE 5 1 Front Panel iidicatorsit mins ee AGRA lt 5 3 Front Panel COnttols iiss ossen ee EE i 5 5 Power On Self Test POST iii 5 6 Loading and Unloading a Tape Cartridge iui 5 6 Selecting Drive De nsity spss RR RS SRS 5 8 Density Select Example 4 6k CE 5 9 Operating the DLT Drive continued Tape Cartridge Write Protect Switch eee eeececseecsseceneeesseesseecesecseeeeseseeeeeeeeeee 5 10 Cartridge Compatibility RR SNL LY 5 11 Cartridge Handling and Storage lt 5 11 Chapter 6 Tape Drive Cleaning Chapter 7 Troubleshooting Updating the Firmware on the DLT TapeDrive eee 7 3 Interpreting the Results of Firmware Update cee eeseeeeseceseeeeseeeeseeeesneers 7 5 Appendix A Power Cord Set Requirements General Re
25. ftware Support Diskette NSSD outlines the specific drivers you need to support ASPI tape backup applications If you are using a tape backup application that uses the Advanced SCSI Programming Interface ASPT such as ARCserve from Compaq refer to the information provided with your application NLM to determine whether it uses ASPT The Compaq ASPI driver CPQSASPI NLM provides ASPI support for the Compaq SCSI architecture for applications that require this interface Figure 4 1 shows the relationship of the ASPI based tape application Compaq ASPI support and components in the device hardware level All of the required drivers for ASPI tape support are provided on the Novell Software Support Diskette NSSD This diskette or CD ships with each server or can be obtained on the Compaq Forum of CompuServe or QuickFind See Appendix C The SCSI RDM file on the NSSD diskette gives complete instructions on how to load these drivers and troubleshoot any problems Compaq DLT Drive User Guide 4 4 _ Installing the Software Drivers Compaq ASPI Support Any ASPI Compliant Application ARCserve from Compaq Tape Backup Applications CPQSASPI NLM Application and Driver Level CPQSXPT DSK CPQS710 DSK 32 Bit FAST SCSI 2 Controllers Device Hardware Level Figure 4 1 Overview of Tape Support Microsoft Windows NT Drivers for the SCSI controllers are located on the Support Software Diskette or CD The Support Software
26. guration requirements D 1 drivers for hardware 4 7 drivers for SCSI controller 4 7 drivers for software 4 7 SCSI ID default setting 2 2 3 2 SCSI 2 Controllers 32 Bit Fast SCSI 2 2 1 3 2 Wide Ultra SCSI Controller 2 1 3 2 Setting the SCSIID 2 2 SCO UNIX D 1 with ID switch 2 2 with jumper blocks 2 2 Software and Tool Requirements 2 1 Software drivers Banyan 4 10 installing 4 1 NetWare 4 2 3 OS 2 4 9 SCO UNIX 4 7 UnixWare 4 8 Windows 95 4 6 Windows NT 4 5 Support Software Diskette 4 2 4 5 4 6 Tape formats 1 1 5 11 Transfer rates 1 2 Troubleshooting 7 1 UnixWare drivers for hardware 4 8 drivers for SCSI controller 4 8 drivers for software 4 8 Unloading a cartridge 5 6 5 7 Use Cleaning Tape indicator 6 1 Voltage for operation A 1 Windows 95 drivers for hardware 4 6 drivers for SCSI controller 4 6 drivers for software 4 6 Windows NT drivers for hardware 4 5 drivers for SCSI controller 4 5 drivers for software 4 5 Write Protect Switch operation 5 10 Compaq DLT Tape Drive User Guide
27. he SCSI ID configured into the UNIX kernel for the SCSI tape driver This ID is selected when mkdev tape is used to add the tape drive to the kernel configuration When using a generic or preconfigured kernel such as the N1 floppy used to initially load SCO UNIX it is necessary to set the tape drive SCSI ID to match the kernel you are using SCO uses SCSI ID 2 for tape SCSI ID 0 for disk and SCSI ID 5 for CD ROM in the preconfigured kernel used to install SCO UNIX The SCSI ID configured into any SCO UNIX kernel for the SCSI tape drive appears on the console as the kernel starts up The information will appear in a line such as tape type s ha 0 id 2 lun 0 ht The id 2 means that the tape is expected to be found at SCSI ID 2 NOTE The generic kernel will search for known SCSI controllers The first SCSI controller this kernel finds will be the one used for SCSI disk SCSI tape and CD ROM Multiple SCSI controllers are supported in standard kernels configured for your system however only one should be used during SCO UNIX installation using the generic kernel Compaq DLT Drive User Guide Appendix E Regulatory Compliance Notices Federal Communications Commission Notice This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation
28. iffer slightly from the following illustrations To install the DLT Drive 1 Install tape drive in an available media bay 2 Connect an available power cable and the SCSI signal cable IMPORTANT The SCSI signal cable recommended for Compaq servers is terminated SCSI Connector Power Connector Figure 2 3 Attaching the Cables Reassembling the Server To reassemble the server 1 Replace the side or top access panel 2 Reconnect the peripheral devices to the server WARNING To reduce the risk of electric shock or damage to your equipment do not disable the power cord grounding feature This equipment is designed for connection to a grounded earthed power outlet The grounding plug is an important safety feature 3 Plug the AC power cord into the server then plug the cord into a grounded AC outlet 4 Turn ON any peripheral devices connected to the server 5 Turn ON the server Compaq DLT Drive User Guide 2 6 Installing an Internal DLT Drive Completing the Installation Follow the procedure in Chapter 4 Installing the Software Drivers to install the driver supported by your operating system Chapter 3 Connecting an External DLT Drive This section describes how to connect an external DLT Drive to a SCSI controller Connecting the drive involves the following steps m Preparing the drive m Setting the SCSI ID m Connecting the drive NOTE Your External DLT Dri
29. important safety feature m Plug the power cord into a grounded earthed electrical outlet that is easily accessible at all times Disconnect power from the product by unplugging the power cord from either the electrical outlet or the computer or other product Compaq DLT Drive User Guide x About This Guide WARNING To reduce the risk of electric shock or damage to the equipment m Do not place anything on power cords or cables Arrange them so that no one may accidentally step or trip over them m Do not pull on a cord or cable When unplugging from the electrical outlet grasp the cord by the plug CAUTION Placing a hand or object other than a tape cartridge into the DLT Drive may damage the tape drive Chapter 1 Overview This chapter provides information on tape formats data compression and system and controller requirements for all Compaq DLT Drives and formats For information on tape software refer to the readme card enclosed with the drive More information may also be obtained by accessing the Compaq Web Site on the Internet at http www compad com Tape Formats The Compaq DLT Drive is a high capacity high performance streaming tape drive designed for use with Compaq servers The DLT Drive is a full height tape drive with a 5 1 4 inch form factor The DLT Drive has a multi channel read write head utilizes a Digital Lempel Ziv DLZ high efficiency data compression algorithm and has a filing system to
30. in the slide in slot on the front of the cartridge Do not adhere labels to a cartridge anywhere except in the slide in slot Chapter 6 Tape Drive Cleaning When the yellow Use Cleaning Tape indicator turns on the drive head needs cleaning To clean the tape drive insert the cleaning cartridge Compaq kit PN 199704 001 When the cleaning is complete a beep sounds and a green indicator located by the Operate Handle comes on alerting you to remove the cleaning cartridge To clean the drive 1 Wait for the green indicator to be on lift the cartridge insert release handle up 2 Insert the cartridge 3 Push the cartridge completely into the drive 4 Lower the handle to lock the cleaning cartridge in place NOTE The green light turns off and the yellow light continues to blink until it automatically unloads the cleaning tape If inserting a data cartridge again lights the cleaning indicator it may mean a damaged data cartridge However the DLT Drive will still try to read the tape and may even be able to do so successfully If you think the tape is damaged back up the data onto another cartridge and discard the old cartridge NOTE A damaged cartridge may cause unnecessary use of the cleaning cartridge IMPORTANT To clean the heads of the DLT Drive use only cleaning cartridges compatible with the DLT Drives Compaq DLT Drive User Guide 6 2 Tape Drive Cleaning If the Use Cleaning Tape indicator stays lit
31. k the cable connections and make sure the terminator is installed at the end of the bus Be sure to install a terminator at each end of the bus One terminator is usually installed at the system continued Compaq DLT Tape Drive User Guide 7 2 Troubleshooting Troubleshooting Chart Continued If Your system does not recognize the DLT TapeDrive The DLT Drive does not power up All right or left side lights on the DLT Drive front panel blink You find fatal or nonfatal errors for which you cannot determine cause Then The SCSI bus might be too long Too many devices might be on the bus The DLT Drive has no power A drive fault has occurred The bus termination or SCSI signal cable connections might be incorrect The AC mains power source grounding might be incorrect You should Limit the bus length to the ANSI SCSI standard of 6 meters 19 feet for single ended SE Limit the number of devices on the bus to eight including the SCSI controller With the DLT power switch off check the DLT power connections Try to unload the tape and reinitialize the drive by turning drive power off and then on again The right or left side lights stop blinking and the drive tries to reinitialize If re initializing is successful the lights turn on steady again and go off Ensure the SCSI bus is terminated Plug the DLT Drive into a grounded AC mains power outlet on the s
32. maximize data and minimize data access time The DLT Drive uses a half inch tape cartridge compatible with the DLT Tape DLT Tape II DLT Tape II DLT Tape IIIXT and DLT Tape IV Data Compression The DLT Drive reads and writes both uncompressed native and DLZ compressed data The 15 30 DLT model features a native formatted capacity of 15 gigabytes and a sustained native data transfer rate of 1 25 megabytes per second MB s The 35 70 DLT model has a native formatted capacity of 35 gigabytes and a sustained native data transfer rate of 5 0 MB s When operating in compressed mode data capacity is affected by how much the data can be compressed Most data can be compressed at an approximate 2 1 ratio For instance data compressed at a 2 1 ratio would provide a total drive capacity of 30 GB for the 15 30 DLT Drive and 70 GB for the 35 70 DLT Drive Compaq DLT Drive User Guide 1 2 Overview The maximum transfer rate with data compression ranges from 2 50 MB s for the 15 30 DLT Tape Drive to 10 0 MB s for the 35 70 DLT Tape Drive To achieve these maximum data transfer rates the data compression ratio must be greater than 2 1 and you must have software that supports the higher transfer rate SCSI 2 Controller Requirements Some servers require the installation of the Compaq 32 Bit Fast SCSI 2 or higher controller for use with the 15 30 DLT Drive or the Fast Wide SCSI 2 or higher controller for use with the 35 70 DLT Drive Install th
33. ng feature This equipment is designed for connection to a grounded earthed power outlet The grounding plug is an important safety feature 5 Plug the drive s AC power cord first into the drive and then into a grounded AC outlet Daisy Chaining Multiple DLT drives can be connected to the same SCSI channel at the same time using a SCSI cable purchased separately Do not connect more than 4 units per SCSI Controller It is recommended that a 6 ft cable be used to attach the initial unit then use a 3 ft cable to daisy chain additional units Daisy Chaining Storage Devices Together 1 Remove the cover from the SCSI OUT connector of the first drive in the chain 2 Connect the storage devices together by placing a SCSI cable between the SCSI OUT connector to the SCSI IN connector of the next drive NOTE Each drive must have a unique SCSI ID Compaq DLT Drive User Guide 3 6 Connecting an External DLTDrive SCSI IN Figure 3 4 Daisy chaining SCSI storage devices Chapter 4 Installing the Software Drivers The DLT Drives are supported by the following operating environments NetWare Microsoft Windows NT Microsoft Windows 95 SCO UNIX UnixWare OS 2 Banyan VINES Device Drivers Drivers are located on the Support Software Diskettes and on the Compaq SmartStart and Support Software CD The drivers on the Support Software Diskettes may be newer ver
34. num rique de la classe B respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada European Union Notice Products with the CE Marking comply with both the EMC Directive 89 336 EEC and the Low Voltage Directive 73 23 EEC issued by the Commission of the European Community Compliance with these directives implies conformity to the following European Norms in brackets are the equivalent international standards m ENS55022 CISPR 22 Electromagnetic Interference m ENS0082 1 IEC801 2 IEC801 3 IEC801 4 Electromagnetic Immunity m EN60950 IEC950 Product Safety Japanese Notice VCC1I BREE N E VCCI VCCI
35. o not blink The drive resets and the tape stays loaded to signal that the firmware update was unsuccessful The tape does not contain a valid image or The tape drive is probably unusable and the tape contains a valid image but needs to be replaced The tape drive for some reason the reprogramming of resets itself and reruns POST which fails Flash memory fails if the Flash memory does not contain a valid image CAUTION Never turn off power if you think the firmware is being updated This can damage the tape drive Appendix A Power Cord Set Requirements The wide range input feature of your Compaq DLT Tape Drive permits it to operate from any line voltage between 100 to 240 volts AC The power cord set appliance coupler flexible cord and wall plug you received with your Compaq DLT Tape Drive meets the requirements for use in the country where you purchased your equipment Power cord sets for use in other countries must meet the requirements of the country where you use the Compaq DLT Tape Drive For more information on power cord set requirements contact your Authorized Compaq Dealer General Requirements The requirements listed below are applicable to all countries 1 The length of the power cord set must be at least 5 00 feet 1 5 m and a maximum of 14 7 feet 4 5 m 2 All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will
36. pe cartridge is requested No cleaning required OK to operate the cartridge insert release handle Power up Self test not complete Do not insert tape cartridge Place handle down Do not operate the cartridge insert release handle Tape is recorded in 2 6 format Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT Tape is recorded in 6 0 format Tape is recorded in another density You selected this density for a write from Beginning of Tape Tape is recorded in 10 0 format Table 5 1 Front Panel Indicators Write Protected Orange ON OFF Tape in Use Yellow Blinking ON Use Cleaning Tape Yellow ON OFF Operate Handle Green ON Blinking Off 2 6 Yellow ON Blinking 6 0 Yellow ON Blinking 10 0 Yellow ON Blinking Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT continued Compaq DLT Drive User Guide 5 4 Operating the DLT Drive Front Panel Indicators Continued Indicators LED Actions Explanation 15 0 Yellow ON Tape is recorded in 15 0 format 15 0 format is the default format Blinking Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT 10 0 15 0 Yellow ON Tape is recorded in either 10 0 or15 0 format Blinking Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT 20 0 Yellow ON Tape i
37. quitements RS A 1 Country Specific Requirements A 2 Appendix B Electrostatic Discharge Preventing Electrostatic Damagee B 1 roundimgiMethOdSLSUE i EE B 1 Appendix C Getting Help Compaq Webi Site eR RR C 1 Telephone NuUmbers GE EE EEE C 1 Compaq DLT Drive User Guide Appendix D Supplemental Information About SCO UNIX Configuration Requirements Appendix E Regulatory Compliance Notices Federal Communications Commission Notice Modifications Cables Canadian Notice Avis Canadien Class B Equipment European Union Notice Japanese Notice Index Preface About This Guide This user guide provides information for installing configuring operating and cleaning the Compaq DLT Drive For instructions on using the DLT Drive please refer to the manual that came with your drive How This Guide is Organized Chapter 1 Introduction provides an overview of the DLT Drive and installation requirements Chapter 2 Installing an Internal DLT Drive provides instructions for the installation of the Compaq DLT Drive in Compag servers Chapter 3 Connecting an External DLT Drive provides instructions for the installation of the Compaq DLT Drive as an external unit Chapter 4 Installing the Software Drivers covers procedures for the installation of software drivers to complete the drive installation
38. r 5 8 select button 5 8 selecting 5 8 Digital Lempel Ziv DLZ algorithm 1 1 DLT Drive SCSI ID default 2 2 Compaq DLT Tape Drive User Guide l 2 index EFS for SCO UNIX 4 7 Electrostatic Discharge B 1 EPROM 7 3 External DLT Drive connecting 3 1 SCSI ID default 3 1 SCSI ID setting 3 2 Features of DLT drive 1 1 Firmware Interpreting results of upgrade 7 5 Part Number 7 3 troubleshooting 7 5 updating 7 3 Form factor 1 1 Formats 5 11 Formatted capacity 1 2 Front Panel Controls described 5 5 Front panel indicators 5 1 Getting Help Compaq Website C 1 Telephone numbers C 1 How to load unload a tape cartridge illustrated 5 6 steps 5 6 Indicator s front panel 5 3 Indicators Use Cleaning Tape 6 1 Initialization 5 7 Installing DLT Drive External 3 1 Installing the DLT Drive Internal 2 4 LEDs description 5 1 operation 5 3 Loading a cartridge 5 6 Multiple drives daisy chaining 3 5 NetWare drivers for hardware 4 2 drivers for SCSI controller 4 2 drivers for software 4 2 Non compressed mode 1 2 NTREADME HLP 4 5 Operating the DLT Drive 5 1 OS 2 drivers for hardware 4 9 drivers for SCSI controller 4 9 drivers for software 4 9 Power cord set requirements A 1 Power cord set requirements country specific A 2 Power cord set requirements general A 1 Power On Self Test POST 5 6 Preparing the server 2 3 Prerecorded tapes caution for loss of data 5 8 Reassembling the server 2 5 SCO UNIX confi
39. roller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT For IBM OS 2 version 2 X IBM OS 2 Drive only Warp and IBM OS 2 Warp Server refer to and file SCSI RDM on the OS 2 2 X Support 32 Bit Fast Wide SCSI 2 Controllers Software diskette from Compaq v2 00 or and later Ultra Wide SCSI Controllers The support for this controller is provided by the IBM OS 2 2 x or 3 x base product Compaq DLT Drive User Guide 4 10 Installing the Software Drivers Banyan VINES The table below lists sources of useful information about the software driver installation Table 4 7 Banyan VINES Controller Software Driver Installation 32 Bit Fast SCSI 2 15 30 DLT Refer to the documentation from Banyan regarding the Drive only Compaq Fast SCSI 2 530710 EISA SCSI driver Integrated 32 Bit Fast SCSI 2 P Refer to the documentation from Banyan regarding the 15 30 DLT Drive only NCR 53C810 PCI SCSI Fast SCSI 2 driver Integrated 32 Bit Fast Wide Refer to the documentation from Banyan regarding the SCSI 2 Compaq Fast Wide SCSI 2 EISA 53C825 driver or 32 Bit Fast Wide SCSI 2 E Integrated 32 Bit Fast Wide Refer to the documentation from Banyan regarding the SCSI 2 P NCR 53C825 PCI SCSI Fast Wide SCSI 2 driver or 32 Bit Fast Wide SCSI 2 P Integrated Wide Ultra SCSI To ensure proper controller support the Compaq Peripheral Adapter Support Software for Banyan VINES 6 0 and 7 0 version 2 03 or newer is required
40. s recorded in 20 0 format Blinking Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT 35 0 Yellow ON Tape is recorded in 35 0 format Blinking Tape is recorded in another density You selected this density for a write from Beginning of Tape BOT Compress Yellow ON Compression mode is enabled Compression can be done in 10 15 20 and 35 densities OFF Compression mode is disabled Density Override Yellow ON You selected a density from the front panel Blinking You are in density selection mode OFF Density to be selected by the host default All four right side N A ON POST is starting lights or all left side lights Blinking An error has occurred See Troubleshooting chapter Compaq 15 30 DLT Drive Compaq 35 70 DLT Drive Front Panel Controls The following table describes the Front Panel Controls Table 5 2 Front Panel Controls Control Description Unload Button Starts the tape cartridge unload sequence The tape must be completely rewound before the cartridge can be removed When the Unload button is pressed the DLT Drive waits until an active write to tape is completed before beginning the unload sequence If the drive is in an error state all right side lights are flashing on the front panel pushing the Unload button causes the drive to reset and unload the tape if possible NOTE The tape cartridge cannot be manually unloaded if there is no power
41. sions with new functionality and upgraded utilities You can use SmartStart to create Support Software Diskettes for specific operating systems IMPORTANT Always check README files on any software Support Diskettes or CDs If present these files may contain information about important software updates Compaq DLT Drive User Guide 4 2 Installing the Software Drivers NetWare Drivers for the SCSI controller and tape drive hardware are located on the Support Software Diskette or CD The Support Software ships with each server or can be obtained on the Compaq Forum of CompuServe or QuickFind Refer to Appendix C for more information on the Compaq Forum The software tape device driver is located either with your tape backup software or with the operating system Refer to your backup software application installation guide for more information regarding additional software that might be needed Table 4 1 NetWare Controller Software Driver Installation 32 Bit Fast SCSI 2 Controllers 15 30 DLT Run the README COM file on any of the Drive only Novell Software Support Diskettes and NSSD for driver installation 32 Bit Fast Wide SCSI 2 Controllers instructions and Wide Ultra SCSI Controllers If you are using one of the 32 Bit Fast SCSI 2 Controllers the controller driver is CPQS710 DSK This driver must be loaded on the server before installing the software for the tape drive ASPI Support The README COM on the Novell So
42. tem The Density Override indicator is off indicating automatic or host density selection Q Allowing the drive to default to density of cartridge being loaded using compression assuming the Density Select button or the host selection was not used If previous written tape is inserted drive defaults to previous density m On a prerecorded tape the drive uses the recorded density for all read operations and appended write operations CAUTION If you reuse a prerecorded tape and write from the beginning of tape BOT all prerecorded data is lost Density changes are also lost since they only occur when writing from BOT Refer to Table 5 3 for the results of density selection Table 5 3 Results of Density Selection If You did not use the Density Select button You used the Density Select button and if the actual tape density is the same as the density you selected You used the Density Select button and if the actual tape density differs from the density selected Density Select Example Then The indicators show the actual density when the tape is reading and writing The indicators are on steady and Density Override is off The actual density and the Density Override indicators are on For example if the actual tape density is 15 0 and the selected tape density is 15 0 then the 15 0 indicator will be on 1 The indicator with the actual density is on steady 2 The indicator with the selected
43. the handle to be put down the Operate Handle indicator will flash The drive is now ready for operation Loading and Unloading a Tape Cartridge IMPORTANT When loading or unloading a tape cartridge the green Operate Handle indicator must be on To load a tape cartridge follow these steps referring to Figure 4 3 1 2 3 When the green Operate Handle indicator is on lift the cartridge insert release handle up Insert the cartridge Push the cartridge completely into the drive Figure 5 3 Loading a cartridge sequence Once a tape is inserted the tape initialization process begins and the Tape in Use indicator flashes When the tape is at the Beginning of Tape BOT marker the Tape in Use indicator turns on The tape is now ready for use To unload a tape cartridge 1 Press the Unload button or issue an eject in the software application 2 When the green Operate Handle indicator comes on and a beep sounds lift the handle up remove the cartridge and lower the handle Compaq DLT Drive User Guide 5 8 Operating the DLT Drive Selecting Drive Density You can select the density by using any of the following m Ona write from Beginning of Tape BOT change the tape density by Pressing the Density Select button multiple times until the desired Density indicator flashes Using the Density Select button always overrides a host selection Q Making a programmable host selection via your operating sys
44. ubsystem has recognized your request for firmware update mode and is ready to proceed If the Write Protect light blinks release the Unload button and press it again within 4 seconds The second press should take less than 1 second Compaq DLT Tape Drive User Guide 7 4 Troubleshooting d Tape in Use and Write Protect blink to indicate that the tape subsystem recognizes that the firmware update mode was selected IMPORTANT If selecting the firmware update mode is not successful for example because pressing the button the second time takes longer than one second Write Protect should stop blinking within several seconds Try the procedure again 3 After the firmware update mode has been selected insert the firmware cartridge into the drive This action 4 Automatically reads the cartridge Examines the data Verifies the data is a valid DLT firmware image 4 Ifthe firmware is valid the update then proceeds automatically If the drive code is the same as the tape to be updated the drive code does not go through an update Ifthe drive code is different the drive code goes through an update taking 2 to 3 minutes While the drive code goes through the update the Write Protect and Tape in Use lights flash alternately 5 When the drive code update is complete the drive resets and goes through initialization The initialization process waits until the tape is reloaded at BOT 6 The tape drive s flash
45. ve may look slightly different than the illustrations Figure 3 1 External DLT Drive Preparing the Drive NOTE No tools are needed for installation of the DLT Drive 1 Place the DLT Drive on a flat sturdy surface such as a desk or tabletop Compaq DLT Drive User Guide Connecting an External DLTDrive NOTE Do not place the unit on the floor Allow enough space for proper ventilation and easy access to the front and rear of the DLT Drive Allow at least 3 inches 7 6 cm between rear of unit and wall 2 Check the SCSI ID NOTE The drive is factory set to SCSI ID 6 SCSI 2 Controller Requirements It is recommended that the server be equipped with a 32 Bit Fast SCSI 2 or higher Controller for a 10 20 GB DLT or 15 30 GB DLT Drive A 32 Bit Fast Wide SCSI 2 or higher controller is recommended for the 35 70 GB DLT Drive IMPORTANT All SCSI devices on the same bus must either be internal within the server or in an external storage device but not both The exception is a CD ROM drive which may be internal when other devices are external or vice versa Setting the SCSI ID Each SCSI device on the same SCSI bus must have a unique SCSI ID You must avoid duplicating SCSI ID when assigning the ID for the DLT Drive Using the factory set SCSI ID with Compaq storage devices is an effective way to prevent ID duplication The DLT Drive ships with 6 as the default SCSIID WARNING Risk of electrical shock Do not attempt
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