Tandberg Data T40 инструкция обслуживания

I n s t a l l a t i o n a n d U s e r G u i d e[...]

ii Copyright © 2006 Tandberg Data ASA The information contained in this document is subject to change without notice. This document contains proprietary information which is protected by copyright. All rights are reserved. No part of this document may be reproduced, modified, distributed, or translated to another language without prior written con[...]

StorageLibrary Installation and User Guide iii T a b l e o f C o n t e n t s 1 About This Guide 1 Waste Electrical and Electronic Equipment Directive ................................ ................................ .............. 1 Product Model Number ................................ ................................ ..............................[...]

iv Contents System Power - on ................................ ................................ ................................ ............................. 18 Labeling Cartridges for the Barcode Reader ................................ ................................ ................... 19 5 Information about the Operator Interfaces 21 Front Pan[...]

StorageLibrary Installation and User Guide v Magazine Handling ................................ ................................ ................................ ................................ . 49 Standby Functionality ................................ ................................ ................................ .............................[...]

vi Contents Climatic Specifications ................................ ................................ ................................ ............................ 83 15 Safety and Regulatory Information 85 Safety Approvals ................................ ................................ ................................ ...........................[...]

StorageLibrary Installation and User Guide vii F i g u r e s Figure 1. Front Panel of the StorageLibrary ................................ ................................ ............................. 4 Figure 2. Rear Panel of the StorageLibrary with 1 Full - Height SCSI Drive Installed ............................... 5 Figure 3. Transport Locking [...]

viii Contents T a b l e s Table 1. Data Transfer Rates ................................ ................................ ................................ ................... 4 Table 2. Front Panel Interface Menu Structure ................................ ................................ ...................... 24 Table 3. Remote Management Interface[...]

StorageLibrary Installation and User Guide 1 1 About This Guide This guide contains information and instructions necessary for the normal operation and management of the StorageLibrary T40. This guide is intended for anyone interested in learning about or anyone that needs to know how to install, configure, and opera te the StorageLibrary T40. Be a[...]

2 About This G uid e Other Documents You Might Need The following documents are also available for this product. These documents can be found at www.tandbergdata.com : SCSI Functional Specification , StorageLibra ry T40 (433489) provides the SCSI interface specification for the Tandberg Data StorageLibrary T40. Quick Installation Guide, StorageLibr[...]

StorageLibrary Installation and User Guide 3 2 Product Overview Ta ndberg StorageLibrary T40 is a compact tape cartridge library designed for secure, reliable, unattended system backup. The libra ry can be mounted in a 19 rack or used as a tabletop un it. The height of the rack mount version is 4U. The drive types supported by the StorageL ibrary a[...]

4 Product Overview Channel and SCSI tape drive interfaces within the same library. LTO Fibre Channel tape drives can be directly attached to hosts or the SAN. LTO SCSI tape drives are attached directly to the host. Tape drives are installed into tape drive bay s in the rear of the library. If a tape drive bay is empty, a cover plate covers the empt[...]

StorageLibrary Installation and User Guide 5 Issue operational commands . View StorageLibrary status and information . Test StorageLibrary functionality . Control Buttons The labels for the four control buttons are displayed in the corners of the LCD. All buttons have soft function for different modes of operation, i.e. t he functions of the button[...]

6 Product Overview Main Power Switch/ Fuse/Power C ord C onnection The main power switch is located at t he rear of the library on the power supply bracket. The power switch, the fuse holder (with a 250V 2A f use) and the AC power cord connection are combined in one common unit. SCSI and Fiber Channel Interface Connectors The library supports both [...]

StorageLibrary Installation and User Guide 7 Partitions Partitions are virtual sections within a library that present the appearance of multiple, separate libraries for purposes of file management, acce ss by multiple Operator s, or dedication to one or more host applications. Organizing the library into partitions divides the resources into virtua[...]

8 Product Overview Browser Requirements The supported browsers include: Firefox version 1.0.6 and above Internet Explorer version 6.0 and above[...]

StorageLibrary Installation and User Guide 9 3 Unp acking the S torageLibrary This chapter provides detailed information for preparing the library location. Caution After the library is unpacke d it needs to acclimate for 8 hours before the power is turned on. Finding a L ocation for the StorageLibrary The StorageLibrary must be positioned in a sta[...]

10 Unpacking the StorageLibrary To unpack the StorageLibrary , follow the instructions below. 1. Carefully unpack the unit from the shipping container. Save the container and packing materials in case you need to transport the StorageLibrary in the future. The packaging is specifically designed for the library to ensure it is no t damaged during tr[...]

StorageLibrary Installation and User Guide 11 4 Inst alling the Library This chapter provides detailed information for installing the library hardware. For basic library cabling instructions, refer to the Quick Installation Guide . Remove the T ransport L oc king Screws To protect the library during transport , four transport locking screws hold th[...]

12 Installing the Library The library will now continue its power - on sequence. Note Keep the transport locking screws i n a safe place. You will need them to lock the robotics if you need to return your StorageLibrary for service or repair. Caution The warranty does not cover damage to t he library if transported without the transport locking scr[...]

StorageLibrary Installation and User Guide 13 Recommended mounting tools : Folding rule or tape measure Screwdriver 7 mm open - end wrench Figure 5. Rack mounting Kit with Rack mount Ears ( Right f igure) Mounting the Rack mount E ars To mount the rack mount ears , the four magazines must be removed. To r emove the magazines , follow the instructio[...]

14 Installing the Library Installing the Rails in a Rack Determine the proper position of the rails in the rack. Warning Consider rack stability when deciding where to place the StorageLibrary . Hazardous conditions can result from un even mechanical loading of a rack. The StorageLibrary uses 4U of vertical rack space. The rails must be installed i[...]

StorageLibrary Installation and User Guide 15 Figure 8. Mounting the Rack mounting Kit to a Rack Figure 9. StorageLibrary Mounted in a Rack shows the r ails mounted in a rack with one screw M6x12 in upper hole on both left and right side. On the rear side, two screws must be used on both left and right side. A total of six screws are used to instal[...]

16 Installing the Library Figure 10 . StorageLibrary Mounted in a Rack, Rear View The f igure above gives a rear - end view of the StorageLibrary mounted in a rack. The two screws on each side connect the left and right rail assemblies to the rack. Installing the L ibrary After mounting, you must connect the cable s to the library. Two sets of ca b[...]

StorageLibrary Installation and User Guide 17 Guidelines for C onnecting the SCSI C ables 1 Before the SCSI bus cable is connected to the StorageLibrary , make sure the StorageLibrary power switch is off. 2 Make sure your host system is in a s tate where a new SCSI device can be safely connected to the SCSI bus. 3 Do not exceed SCSI bus length rest[...]

18 Installing the Library Figure 12 . StorageLibrary Cabling (Fibre Channel) 1. Install the library in a rack or install the tabletop kit . 2. Connect the fibre cables to the t ape drive . a. Attach one end of the fibre cable to the fibre port on each tape drive . a. Attach the other end of the cable to the host, switch or hub . Note The fibre cabl[...]

StorageLibrary Installation and User Guide 19 Note If the self - diagnostics and the inventory sequence are successfully completed, the green LED illuminates an d the display returns to the home screen. The library is now ready for further configuration and operation. If a problem occurs during the power - on sequence, the StorageLibrary displays a[...]

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StorageLibrary Installation and User Guide 21 5 Information about the Operator In terfaces The StorageLibrary has two Operator interfaces: the Front Panel Interface (FPI) and the Remote Management Interface (RMI). Operations on the StorageLibrary can be performed locally on the library using the FPI or remotely on your computer using the remote man[...]

22 Information about the Operator Interfaces Remote Management Interface The remote management interface is similar to the front panel interface. The remote management interface is accessible from any support ed web browser. For more information on supported web browsers, refer to Browser Requirements . To manage the library from a remote managemen[...]

StorageLibrary Installation and User Guide 23 Figure 14 Front Panel Interface Menu Tree[...]

24 Information about the Operator Interfaces Table 2. Front Panel Interface Menu Structure Operations Setup Reports Tools Assign Media Setup Wizard Network + IP Address Mode + Stati c IP Address + Static Netmask + Static Gateway + Allow Web Access + Allow Web FW Upg. Slots + License Key + IE Slots + Cleaning Slots Partitions + Partition Assignment [...]

StorageLibrary Installation and User Guide 25 Operations Setup Reports Tools Export Media Slots + IE Slots + Cleaning Slots + Partition Assignment (Drives & Magazines) + Drive Interface ID + Control Path + Autoclean + Barcode Mode Network > Library Name > IP Address Mode > Static IP Address > Static Netm ask > Static Gateway >[...]

26 Information about the Operator Interfaces Fig ure 15 Remote M anagement Interface Top Level Menu Tree[...]

StorageLibrary Installation and User Guide 27 Table 3. Remote Management Interface Menu Structure Operations Setup Reports Tools Assign Media Setup Wizard + License Key Slots + IE Slots + Cleaning Slots Partitions + Partition Assignment (Drives & Magazines) + Drive Interface ID + Contro l Path + Autoclean + Barcode Mode Library + Inquiry String[...]

28 Information about the Operator Interfaces Operations Setup Reports Tools Export Media Slots + IE Slots + Cleaning Slots + Partition Assignment (Drives & Magazines) + Drive Interface ID + Control Path + Autoclean + Barcode Mode Network + IP Address Mode + Static IP Address + Static Netmask + Static Gateway + Dynamic IP Address + Dynamic Netma[...]

StorageLibrary Installation and User Guide 29 Figure 16 . RMI H ome S creen Operator Privileges Controlling access to screens and operations within the library preserves the integrity of the library an d the data that is stored within the library. There are two levels of user privilege levels within the library: Administrator and Operator . 1. Admi[...]

30 Information about the Operator Interfaces Words Commonly Used on the FPI and RMI Some of the words displayed on the FPI and RMI screens may need an explanation. Table 4. Commonly Used W ord s on FPI and RMI Word Abbr. i n FPI Description Idle The library is idle . Drive Empty __ There is no cartridge in the drive. Drive Loaded ld A cartridge is [...]

StorageLibrary Installation and User Guide 31 The robotics status is displayed in the Map menu as the first field after the word Map. (See arrow) In the example in Figure 17 . Map Menu the library is taking inventory. The robotics status is unknown (grey). Slot 30 is full. Slot 36 has a cleaning cartridge . Slot s 29, 31 to 35, and 37 to 40, are em[...]

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Stor ageLibrary Installation and User Guide 33 6 Configuring the Library After you have installed the hardware described in Setting up the Library Hardware, you are ready to configure your library s settings. A Setup Wizard helps y ou get started configuring y our library, and the menu com mands on both the front panel interface and the remote mana[...]

34 Configuring the Library Note You cannot delete the default Administrator account. You can, however, change the pass word. Using the Setup Wizard The Setup Wizard simplifies the process of configuring the library. When you first power on the library, the front panel displays the Setup Wizard. As you work through the Setup Wizard screens, follow t[...]

Stor ageLibrary Installation and User Guide 35 Welcome - W elcomes you to the Setup Wizard . Configuring Network Settings ( FPI) - Allows you to enter your net work settings for remote access . Choosing the Interface: Local or Remot e ( FPI ) - Allows you to choose to continue on the front panel or on the remote management interface. If you choose [...]

36 Configuring the Library Static IP address Static d efault gateway S tatic s ubnet mask Enable/disable RMI interface Enable/disable RMI FW upgrade Use the Ne twork configuration screen to configure the library network settings. The network settings set the connectivity of the library to the network. If Dynamic Host Configuration Protocol (DHCP) i[...]

Stor ageLibrary Installation and User Guide 37 From the RMI , select Setup > License Key From the FPI , select Setup > Activate License The library reboots after three failed activation attempts. Configuring I/E Slot s I/E slot s are used to import and export tape cartridges into and out of the library without disrupting normal library operat[...]

38 Configuring the Library Caution Make sure the library has empty slots available in the cleaning slot magazine before you add more cleaning slots. These are located in the three innermost slots (innermost column) of the lower right magazine. When the numb er of cleaning slots is increased, the added slots are taken from the partition owning the l[...]

Stor ageLibrary Installation and User Guide 39 From the FPI , select Setup > Partition s Reconfigure Partition s You may later need to reconfigure your partition setup if the number of cleaning slots or I/E slot configuration are changed , or if you need to split the library into more or fewer partitions . Note Exporting all cartridges assigned [...]

40 Configuring the Library Set the button to read Offline to take either the physical library or a partition, depending on the current view, to an offlin e state. If only the phys ical library is taken offline, the library s partitions will not process robotics commands, even though they are online. If only a partition is taken offline, neither the[...]

Stor ageLibrary Installation and User Guide 41 The control path is configured with the Setup Wizard. A fter the initial setup of your library you can later access the control path configuration screens directly: From the RMI , select Setup > Partition/Drive From the FPI , select Setup > Partitions Configuring Autoclean The library supports au[...]

42 Configuring the Library Configuring RMI Password Logging in to the RMI, there is always a level of security. It is not possible to acce ss the library remotel y without entering a password. Use the default administrator account if you want to log in as administrator and the default operator account if you want to log in as operator. The default [...]

Stor ageLibrary Installation and User Guide 43 The Barcode Scan is configured with the Setup Wizard. After the initial se tup of your library you can later access the Barcode Scan configuration screens direct ly: From the RMI , select Setup > Library From the FPI , select Setup > Library Configuring Audible Alarm The library is equipped with [...]

44 Configuring the Library Low - An error has occurred in the library, but the library is not in danger of failing. E - mail accounts configured with a Low filter setting receive n otification of all priority levels of RAS ti ckets that the library produces . Medium - The library is not in immediate danger of failing, but current problems could lea[...]

StorageLibrary Installation and User Guide 45 7 Running the Library This chapter explains how to access and operate your library. Most of the library functions described here can be found under the Operations menu. Logging In To access the remote management interface, Operator and Administrator mus t log in to the library to perform library functio[...]

46 Running the Library Importing Cartridges via I/E Slot Note You can import cartridges using the library interface or the host server software application . The instru ctions included here focus on the library interface method for importing cartridges. Refer to your host application documentation if you wish to use the host to import cartridges. 1[...]

StorageLibrary Installation and User Guide 47 Import Cartridges via Bulk Loading of Magazines Another way to import cartridges is through bulk loading. Eject the magazines and manually insert, directly into storage slots, as many cartridges as you plan to use. Once the magazines are inserted and the inventory completed, t he library configuration c[...]

48 Running the Library When you are unloading tape drives, be aware that only tape drives with media loaded appear. The paths to open the appropriate screens are: From t he RMI , select Operations > Unload Drive From the FPI , select Operations > Unload from Drive Cleaning Tape Drives Tape drives may require occasional cleaning. At least one [...]

StorageLibrary Installation and User Guide 49 Manual Clean The FPI and RMI provide menu and command selections to perform manual drive cleaning operations. Manual drive cleani ng operations allow the selection of a drive to be cleaned, regardless of the drive requesting cleaning or not. The library will automatically scan through the cleaning slots[...]

50 Running the Library Removing the Magazine from the Unit The following illustration shows the correct way to remove the magazine from its bay. Note You cannot remove the magazine if the unit is password protected or locked by host software through a Prevent Medium Removal SCSI command. When ejecting the magazine it auto matically pops out a few i[...]

StorageLibrary Installation and User Guide 51 Warning If the cartridge falls down, it might be damaged and data could be lost. Figure 20 . Push the Release Knob t owards t he Cartridge t o Eject t he Cartridge from t he Slot Inserting a Magazine into the Unit The right and left magazines are mirrored and can only be inserted into the correct left o[...]

52 Running the Library Figure 22 . The Release Tool Inserted into the Correct Hole on the Left Lower Magazine Standby Functionality On the front panel a standby button is available. To activate Standby mode, press the button for a minimum of 2 seconds. The StorageLibrary will enter a standby mode in a controlled manner. The following takes place be[...]

StorageLibrary Installation and User Guide 53 8 Getting S tatus and Information Operator s and Administrator can view information about the library by accessing the items under the Re ports menu. The Reports menu information is available from both the front panel interface and t he remote management interface. H owever we recommend using the remote[...]

54 Getting Status and Information SCSI ID <value as applicable> Fibre Channel ID <value as applicable> Fibre Topology <value as applicable> Fibre Channel Speed <value as applicable> Assigned P artition <1, 2, 3, or 4> Control Path <Enabled, Disabled> Drive Serial Number (Drive SN): <value> Drive Firmware Ve[...]

StorageLibrary Installation and User Guide 55 Viewing Log The viewing log report provides information on librar y events and errors. The path to open the report from the RMI is Reports > Log.[...]

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StorageLibrary Installation and User Guide 57 9 Adding, Removing and Replacing This chapter describes how to add, remove, and replace hardware within your library. Adding, removing, or replaci ng library components require you to power off the entire library. Power Supply Unit The switch on the rear of the library shuts down power to the library . [...]

58 Adding, Removing and Replacing Figure 23 . Replacing a Power Supply Tape Drive Unit Note To make sure you do not interrupting your host system we recommend that you power off your library before you add, remove or replace a tape drive unit Adding a Tape Drive You can add tape drives so that your library contains four half height d rives, two ful[...]

StorageLibrary Installation and User Guide 59 Permanentl y Removing a Tape Drive These instructions explain how to remove a tape drive that you do not intend to replace with another one. You CANNOT remove a tape drive while the library is powered on. Required tools: Screwdriver . 1 Prepare host applications for ta pe drive removal. 2 Using the remo[...]

60 Adding, Removing and Replacing Figure 24 . Adding, R emoving or Replacing a Tape Drive[...]

StorageLibrary Installation and User Guide 61 10 Updating Firmware The Administrative User can update firmware on the StorageLibrary if required. The latest firmware versions for the library can be found on http://www.tandber gdata.com , Support, choose StorageLibrary T40 under Tape Automation and download the firmware file to your computer . You c[...]

62 Updating Firmware b. Click on the Upgrade button. The upgrade process has now started . Caution After the update process starts, you must wait until it completes. Do not attempt to interrupt the process in any way. Loss of data or library operability could occur. After uploading the file, the remote management interface is inoperable . The progr[...]

StorageLibrary Installation and User Guide 63 From the FPI , select Tools > D rive Setting s[...]

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StorageLibrary Installation and User Guide 65 1 1 W orking With Cartridge s and Barcodes This chapter describes how to work with cartridges and barcodes. When working with cartridges, there are certain considerations that should be taken into account. For example, all cartridges in the library must have a barcode label. In additi on, when loading y[...]

66 Working With Cartridges and Barcodes Do no t touch the tape or tape leader . C aution Do not degauss cartridges that you intend to reuse. Write - Protecting Cartridges All cartridges have a write - protect (write - inhibit) switch to prevent accidental erasure or overwriting of data. Before loading a cartridge into the library, make sure that th[...]

StorageL ibrary Installation and User Guide 67 12 T roubleshooting The library includes advanced system monitoring and alerting mechanisms that inform you of library status and issues. It also notifies you of issues it detects and guides you through diagnosing and correcting issues before problems interfere with backups. This chapter describes comm[...]

68 Troubleshooting Closi ng RAS Tickets After using the information in the RAS ticket to resolve your library issue, use the prompts on the screen to close the RAS ticket. Supported RAS Tickets Table 6. Supported RAS Tickets Parameters and Priority RAS Tic ket Display Message Description Suggested Action 01ZZ Diagnostic number ZZ failed. The diagno[...]

StorageL ibrary Installation and User Guide 69 RAS Tic ket Display Message Description Suggested Action 6004 Drive n Tape Alert 4. Media The ope ration has stopped because an error has occurred while reading or writing data. Your data is at risk: Copy any data you require from this tape. Do not use this tape again. Restart the operation with a diff[...]

70 Troubleshooting RAS Tic ket Display Message Description Suggested Action interface. 6034 Drive n Tape Alert 34. Download Fail The firmware download has failed because you have tried to use the incorrect firmware for this tape drive. Obtain the correct firmware and try again. 6036 Drive n Tape Alert 36. Drive Temperature Environmental conditions [...]

StorageL ibrary Installation and User Guide 71 The following components of the library have LEDs : Library Ethernet status LED The Maintenance Menus Table 7. Maintenance Menus - Item Name and Description Item name Description Library FW upgrade Upgrades the library FW through RMI Prepare to Ship When selected, the robotics is positioned fo r instal[...]

72 Troubleshooting Software C hecking 1. Verify that the SCSI - controller can see all devices during boot sequence. If not, enter HBA - bios and check that LUN - scanning is enable d. 2. Verify that operating system can see all SCSI devices, both robotics and tape - drives . 3. Verify that drivers are loaded properly. Some applications use their o[...]

StorageL ibrary Installation and User Guide 73 Table 9. Troubleshooting Matrix Power with Solution Problem Solution Power Library does not po wer on Check the power cord connection. Make sure the power switch on the rear panel is in the ON position. Make sure there is power to the outlet. Try another working outlet. Replace the power cord. Make sur[...]

74 Troubleshooting Table 10 . Troubleshooting Matrix Cartridge Movement with Solution Problem Solution Cartridge M ovement Library does not take inventory Make sure the transport screws are removed. Make sure all magazines are in their locked position. Write down any error information given on the FPI or RMI . Contact your service representative. C[...]

StorageL ibrary Installation and User Guide 75 Table 11 . Troubleshooting Matrix Media with Solution Problem Solution Media Media barcode labels Make sure the barcode labels are applied in the correct orientation on the cartridge. See Labeling Cartridges for the Barcode Reader . Make sure there are no wrinkles on the l abel. Make sure that StorageL[...]

76 Troubleshooting Problem Solution SCSI problems Make sure that the correct host controller card is installed. Verify that the SCSI cables are not damaged and that the total SCSI cable length is not exceeding the maximum required length. Verify that the drive SCSI ID s are set to unique SCSI ID s that are not used by any other SCSI device on the s[...]

StorageL ibrary Installation and User Guide 77 Table 15 . Troubleshooting Matrix Write or Read Issues with Solution Problem Solution Write or R ead I ssues Contaminated head Avoid contamination by ensuring that the library is installed in a clean, contamination - free envir onment. Cartridges should be stored vertically in their plastic cases. Cont[...]

78 Troubleshooting Table 18 . Troubleshooting Matrix Remote Management with Solution Problem Solution Remote Management The unit does not respond on the RMI Verify that the Ethernet cable is connected to the correct hub . Verify the Ethernet settings via the front panel. See Information about the Operator Interfaces for details. Reboot the library [...]

StorageLibrary Installation and User Guide 79 13 Shipping or T ransporting S torageLibrary Reinserting the Transport Lock ing S crews If you need to move or ship the StorageLibrary you need to reinstall the transport locking screws to protect the robotics. The screws fasten the robotics to the chassis and hold the robotics in a locked position. Use[...]

80 Shipping or Transporting StorageLibrary Figure 25 . Transport Lock ing Screws Marked with Red Plastic Tab Packing the StorageLibrary If you want to ship the unit you need to use the origin al packaging in order to keep the warranty. The packaging has been designed specifically for the StorageLibrary for safe transportation. If you need to order [...]

StorageLibrary Installation and User Guide 81 14 S pecifications Tandberg StorageLibrary T40s follow the specifications described i n this chapter. The table below lists the library components available. Table 20 . Library Specification Summary T40 Library (4U control module) Supported Cartridges LTO - 1 (read - only in LTO - 3 drives , not support[...]

82 Specifications Library Dimensions The table below lists the physical dimensio ns of the library in inches (in). Table 21 . Library Dimensions Dimensions Width 445.0 mm +/ - 0.5 mm (17.52 +/- 0.02 ) Height 176.4 mm max (6.945 ) Rear depth 770.6 mm max (30.34 ) Front depth 31.0 mm max (1.22 ) The rear depth is measured from the rear surface of rac[...]

StorageLibrary Installation and User Guide 83 Power Requirements Table 23 . Power Requirements Power Requirements Values Input Voltage 100 240 VAC Input Frequency 50 - 60 Hz Inrush Current (Cold Start) Less than 15 A, 115 VAC Less than 30 A, 230 VAC Power Consumption Average 70 W Power Consumption Peak* 120 W* * Maximum peak length, less than 10ms.[...]

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StorageLibrary Installation and User Guide 85 15 Safety and Regulatory Informati on Safety Approvals This product complies with the following safety standards: Europe EN60950 - 1:2001 USA UL60950 - 1:2003, First Edition Canada CSA C22.2 No. 60950 -1- 3 1st Edition April 1 , 2003 CB report IEC 60950 - 1:2001 EMC Approvals This product complies with [...]

86 Safety and Regulatory Information Note This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful int erference when the equipment is operated in a commercial environment. This equipment generates[...]

StorageLibrary Installation and User Guide 87 16 Approved Drive T ypes T he following drive types are approved for use with the StorageLibrary T4 0: IBM LTO - 3 SCSI full - height IBM LTO - 3 Fibre Channel full - height IBM LTO - 4 SCSI full - height IBM LTO - 4 Fibre Channel full - height[...]