1. Manuals
  2. Brands
  3. Quantum Manuals
  4. Storage
  5. LTO-4 (Model B)
  6. User manual

Quantum LTO-4 (Model B) User Manual

Half-height tape drive
Hide thumbs Also See for LTO-4 (Model B):
Table of Contents

Advertisement

Quick Links

Download this manual See also: Reference
User's Guide User's Guide User's Guide
User's Guide
User's Guide User's Guide
LTO-4 (Model B) Half-Height Tape Drive
6-66846-01 Rev. A

Advertisement

Table of Contents
loading

Related Manuals for Quantum LTO-4 (Model B)

Summary of Contents for Quantum LTO-4 (Model B)

  • Page 1 User’s Guide User’s Guide User’s Guide User’s Guide User’s Guide User’s Guide LTO-4 (Model B) Half-Height Tape Drive 6-66846-01 Rev. A...
  • Page 2 Quantum LTO-4 (Model B) Half-Height Tape Drive User’s Guide, P/N 6-66846-01 Rev. A, January 2010. Product of U.S.A. Quantum Corporation provides this publication “as is” without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability or fitness for a particular purpose.

  • Page 3: Table Of Contents

    Contents Preface Chapter 1 Introduction Overview ..........1 Drive Models .
  • Page 4 Contents Configuring the Tabletop Parallel SCSI Tape Drive ..17 Connecting the Tabletop Drive Interface and AC Power Cables ......... . . 18 Restarting the Tabletop Drive System .
  • Page 5 Contents Environmental Requirements....... . 48 Injected Noise Specifications ....... . 49 Reliability Specifications .
  • Page 6 Contents Index LTO-4 (Model B) Half-Height Tape Drive User’s Guide...
  • Page 7 Figures Figure 1 Internal LTO-4 (Model B) Half-Height Tape Drive ..2 Figure 2 Internal Parallel SCSI ID Configuration Jumper Pins ..10 Figure 3 Internal Parallel SCSI Bus Termination Examples ..11 Figure 4 Acceptable Mounting Orientation .
  • Page 8 Figures viii LTO-4 (Model B) Half-Height Tape Drive User’s Guide...
  • Page 9 Tables Table 1 Performance Features and Capabilities ....3 Table 2 Front Panel Display LED Blink Codes ....28 Table 3 Physical Specifications .
  • Page 10 Tables LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 11: Document Organization

    Preface Audience This guide is written for users of the Quantum LTO-4 (Model B) Half- Height Tape Drive. If your drive model number does not end in a -B, see Quantum.com for user documentation. Note: The LTO-4 (Model B) tape drive can ONLY be used with the LTO- 4 (Model B) drivers and firmware.
  • Page 12 Preface • Chapter 1, Introduction, provides an overview of LTO and Ultrium technologies, and summarizes the drive’s key features. • Chapter 2, Installation Procedures, describes handling precautions, unpacking tips, and installation instructions. • Chapter 3, Operation, describes the operation and maintenance of the drive.

  • Page 13: Standards Conformance

    Preface Related Documents The following subsection identifies the primary documents that are related to the LTO-4 (Model B) Half-Height Tape Drive. Standards Conformance The Small Computer System Interface is described in standards that include several versions and a number of individual documents. The original Small Computer System Interface Standard, X3.131-1986, is referred to as SCSI-1.
  • Page 14 • Fibre Channel - Link Services (FC-LS) in development Note: The term “SCSI” is used wherever it is not necessary to distinguish between the versions of SCSI. Contacts Quantum company contacts are listed below. Quantum Corporate Headquarters To order documentation on the <Product Name> or other products contact:...
  • Page 15 • eSupport - Submit online service requests, update contact information, add attachments, and receive status updates via email. Online Service accounts are free from Quantum. That account can also be used to access Quantum’s Knowledge Base, a comprehensive repository of product support information. Sign up today at: http://www.quantum.com/ServiceandSupport/eSupport/Index.aspx...
  • Page 16 Preface For further assistance, or if training is desired, contact Quantum Customer Support Center: United States 800-284-5101 (toll free) 949-725-2100 EMEA 00800-4-782-6886 (toll free) +49 6131 3241 1164 APAC +800 7826 8887 (toll free) +603 7953 3010 For worldwide support: http://www.quantum.com/ServiceandSupport/Index.aspx...

  • Page 17: Introduction

    • Features Overview The Quantum LTO-4 (Model B) Half-Height Tape Drive is a high-performance 16-channel tape drive that complies with the LTO interchange specifications. The drive is suited for mid-range to high-end servers, mainframe systems, and tape library automation systems.

  • Page 18: Drive Models

    1) is a 5¼-inch drive that you can install inside the drive bay of a: • Computer workstation or server system • Quantum rackmount drive enclosure Tabletop The tabletop model is a 5¼-inch drive that is already mounted inside a stand-alone external drive enclosure with a built-in power supply.

  • Page 19: Features

    Chapter 1 Introduction Features Features Table 1 describes the key performance features and capabilities of the LTO-4 (Model B) Half-Height Tape Drive. Table 1 Performance Features Feature Description and Capabilities Cartridge memory Stores pertinent information about the media to enable fast cartridge loading Chassis Shock damped and isolated Data buffering...
  • Page 20 Chapter 1 Introduction Features LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 21: Installation Procedures

    Chapter 2 Installation Procedures This chapter provides detailed installation instructions for both the internal and tabletop models of the Quantum LTO-4 (Model B) Half-Height Tape Drive, including: • Before Installing the LTO-4 (Model B) Half-Height Tape Drive, which includes: •...

  • Page 22: Before Installing The Lto-4 (Model B) Half-Height Tape Drive

    Chapter 2 Installation Procedures Before Installing the LTO-4 (Model B) Half-Height Tape Drive Before Installing the LTO-4 (Model B) Half-Height Tape Drive Handling Precautions Always observe the following precautions and guidelines when and Installation handling and installing LTO-4 (Model B) Half-Height Tape Drives: Guidelines •...

  • Page 23: Preinstallation Requirements

    • Backup application software that supports the tape drive. For a list of the backup software applications that have been tested with the LTO-4 (Model B) Half-Height Tape Drive, please visit our website at: www.quantum.com/support LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 24: Unpacking And Inspecting The Drive

    2 Place the shipping container on a flat, clean, stable surface and carefully remove the contents. 3 Visually inspect the LTO-4 (Model B) Half-Height Tape Drive and notify your Quantum representative immediately of any damage. 4 Always save the shipping container and packing materials for any future reshipment.

  • Page 25: Configuring The Internal Parallel Scsi Tape Drive

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive IF the drive interface is . . . THEN . . . serial-attached SCSI (SAS), there is no need to configure the SCSI ID or bus termination, as SAS is a point-to-point architecture.

  • Page 26: Figure 2 Internal Parallel Scsi Id Configuration Jumper Pins

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive back panel to change the SCSI ID of the LTO-4 (Model B) Half-Height Tape Drive (see figure Note: Parallel SCSI controllers and host adapters generally use ID 7. In some systems, the boot drive uses ID 0 or ID 1.

  • Page 27: Figure 3 Internal Parallel Scsi Bus Termination Examples

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive To disable terminator power, remove the termination power (TP) jumper (see figure Note: The internal parallel SCSI LTO-4 (Model B) Half-Height Tape Drive does not provide SCSI termination. The last device at the end of the parallel SCSI bus chain must have a SCSI bus terminator.

  • Page 28: Mounting The Internal Tape Drive

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive Mounting the Internal You can mount the internal LTO-4 (Model B) Half-Height Tape Drive Tape Drive either horizontally or vertically, but not upside down (see figure IF you mount the drive . . . THEN the .

  • Page 29: Connecting The Internal Drive Interface And Dc Power Cables

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive 4 Position the drive in the bay and align either the upper or lower mounting holes—whichever is appropriate—with the holes in the chassis (see figure 5 Secure the drive using two M3.0 X 3 metric screws on each side. Caution: Using screws longer than 3 mm can damage the drive.

  • Page 30: Figure 6 Internal Scsi Drive Interface And Dc Power Connectors

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive Figure 6 Internal SCSI Drive Interface and DC Power Connectors DC power connector 68-pin SCSI cable Figure 7 Internal SAS Drive 29-pin SFF-8482 SAS connector Interface and DC Power Connectors DC power connector Connect the interface and DC power cables to the internal drive as...

  • Page 31: Restarting The Internal Tape Drive System

    Chapter 2 Installation Procedures Installing the Internal LTO-4 (Model B) Half-Height Tape Drive • Attach the internal SCSI interface cable to the 68-pin parallel SCSI connector on the back of the drive. Caution: The LTO-4 (Model B) Half-Height Tape Drive with the parallel SCSI interface is a low voltage differential (Ultra320 SCSI) SCSI device.

  • Page 32: Installing The Tabletop Lto-4 (Model B) Half-Height Tape Drive

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive 3 As required, proceed to either: • Installing the LTO Driver Software on page 23 • Registering the LTO-4 (Model B) Half-Height Tape Drive page 23 Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive The tabletop LTO-4 (Model B) Half-Height Tape Drive is a compact external drive that connects to the host computer through an external...

  • Page 33: Configuring The Tabletop Parallel Scsi Tape Drive

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive Registering the LTO-4 (Model B) Half-Height Tape Drive on page 23. Configuring the The factory-set default configuration of the tabletop parallel SCSI LTO-4 Tabletop Parallel SCSI (Model B) Half-Height Tape Drive is: Tape Drive •...

  • Page 34: Connecting The Tabletop Drive Interface And Ac Power

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive Figure 8 Tabletop Parallel SCSI ID Selector Switch Parallel SCSI ID selector switch Note: Parallel SCSI controllers and host adapters generally use ID 7. In some systems, the boot drive uses ID 0 or ID 1. Avoid configuring the LTO-4 (Model B) Half-Height Tape Drive to these SCSI IDs.

  • Page 35: Figure 9 Tabletop Scsi Interface And Power Cable Connectors

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive Figure 9 Tabletop SCSI Interface and Power Cable Connectors 68-pin parallel SCSI connectors AC power switch AC power connector LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 36: Figure 10 Tabletop Sas Interface And Power Cable Connectors

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive Figure 10 Tabletop SAS Interface and Power Cable Connectors 26-pin SFF-8088 mini-SAS connector AC power switch AC power connector Connect the interface and AC power cables to the tabletop drive as follows: 1 As required: a Save and close your open files and terminate all running...
  • Page 37 Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive • Attach either the SCSI OUT interface cable or a SCSI terminator to the other parallel SCSI interface connector on the back of the drive. If the tabletop LTO-4 (Model B) Half-Height Tape Drive is the last or only device in a SCSI chain, you must install a 68-pin low voltage differential (Ultra320 SCSI) terminating plug on the unused parallel SCSI connector.

  • Page 38: Restarting The Tabletop Drive System

    Chapter 2 Installation Procedures Installing the Tabletop LTO-4 (Model B) Half-Height Tape Drive Figure 11 Tabletop Parallel SCSI Bus Termination Examples SCSI terminators External SCSI device External tape drive External tape drive External SCSI device SCSI controller (termination disabled) Internal SCSI SCSI controller device (termination (termination...

  • Page 39: Installing The Lto Driver Software

    Registering the LTO-4 (Model B) Half-Height Tape Drive After installing the LTO-4 (Model B) Half-Height Tape Drive, be sure to register it via the Quantum website at: www.quantum.com/registration Registering the drive ensures that you will receive the latest technical information about the drive, as well as other product, service, and support information.
  • Page 40 Chapter 2 Installation Procedures Registering the LTO-4 (Model B) Half-Height Tape Drive LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 41: Operation

    Chapter 3 Operation This chapter describes how to operate the LTO-4 (Model B) Half-Height Tape Drive. Topics covered in this chapter are: • Understanding the Front Panel Display • Using LTO Tape Cartridges on page 30 • Cleaning the Tape Drive on page 33 •...

  • Page 42: Figure 12 Front Panel Display

    Chapter 3 Operation Understanding the Front Panel Display Figure 12 Front Panel Display First LED - Orange. Indicates whether the drive Clean needs cleaning. Cleaning not required Cleaning cartridge being used. The Ready LED flashes. Flashing Cleaning needed. The LED continues to flash if the drive is power cycled, and will only go out after a supported cleaning...
  • Page 43 Chapter 3 Operation Understanding the Front Panel Display Third LED - Orange. Indicates drive problems Drive No fault Flashing Unrecoverable hardware failure. A power cycle or successful tape load will turn the LED off, but the LED will start flashing again if the same operation is performed and the hardware fault is still present.

  • Page 44: Table 2 Front Panel Display Led Blink Codes

    Chapter 3 Operation Understanding the Front Panel Display Table 2 Front Panel Display LED Blink Codes LED Condition Action Required All LEDs OFF. Ensure the drive is switched on. Drive may not have power, may If the green LED on the power switch is not on, check be faulty or may have been the power cable and replace it if necessary.
  • Page 45 Chapter 3 Operation Understanding the Front Panel Display LED Condition Action Required Ready OFF, others ON. None. Firmware is being Do not reset or power cycle the drive. reprogrammed. Clean FLASHING. (Other LEDs Load an Ultrium Universal cleaning cartridge to clean may be flashing.) the heads.

  • Page 46: Using Lto Tape Cartridges

    Chapter 3 Operation Using LTO Tape Cartridges LED Condition Action Required Drive Error FLASHING. (Other Load a new cartridge. If the error persists, power LEDs may be flashing.) cycle or reset the drive. The drive mechanism has If the Drive Error LED remains on, call for service. detected an error.

  • Page 47: Write Protecting A Tape Cartridge

    Chapter 3 Operation Using LTO Tape Cartridges Write Protecting a Tape Ultrium tape cartridges have a sliding write-protect switch at the right- Cartridge rear corner as shown in figure Sliding the write- protect switch toward the . . . Enables data to be . . . center of the cartridge read from the cartridge, but not written (the Locked position),...

  • Page 48: Tape Cartridge Care And Maintenance

    Chapter 3 Operation Using LTO Tape Cartridges Tape Cartridge Care and Observe the following precautions to protect the data on your Ultrium Maintenance tape cartridges: • Remove the cartridge from the drive when not in use and store it in its protective case. •...

  • Page 49: Cleaning The Tape Drive

    Chapter 3 Operation Cleaning the Tape Drive Cleaning the Tape Drive Excessive tape debris or other material can accumulate on the tape heads if the drive is: • Used with non-approved media • Operated in a hot, dusty environment When this happens, the drive can experience excessive errors while reading or writing, and illuminate the amber Status LED continuously during operation.

  • Page 50: Performing An Emergency Cartridge Eject

    Chapter 3 Operation .Performing an Emergency Cartridge Eject 4 Write the date on the Ultrium Universal Cleaning label for future reference. Always discard used-up Ultrium Universal Cleaning cartridges Performing an Emergency Cartridge Eject If the LTO-4 (Model B) Half-Height Tape Drive stops communicating with the host computer, use the following procedure eject a cartridge (if necessary).

  • Page 51: Theory

    Chapter 4 Theory This chapter describes operational theories used in the LTO-4 (Model B) Half- Height Tape Drive. The topics covered in this chapter are: • Track Layout • Recording Method on page 37 • Data Buffer on page 37 •...

  • Page 52: Figure 14 Layout Of The Tracks On Lto Ultrium Tapes

    Chapter 4 Theory Track Layout A track group is a set of tracks that is recorded concurrently. The sets of 14 data tracks in a data band are data sub-bands. There are 16 data sub-bands per data band. The data tracks are accessed in a serpentine manner.

  • Page 53: Recording Method

    Chapter 4 Theory Recording Method Recording Method The LTO-4 (Model B) Half-Height Tape Drive records data using write- equalized (0,13/11) Run Length Limited (RLL) code. RLL (0,13/11) Data bits are defined as follows: • is represented by a flux transition at the center of a bit-cell. •...

  • Page 54: Error-Correction Code (Ecc)

    Chapter 4 Theory Data Integrity Error-correction Code The use of Cyclic Redundancy Checking (CRC), two-level orthogonal (ECC) Error Correction Coding (ECC) provides a very low probability of encountering a hard error. During the read process, ECC correction is performed on the fly without affecting tape streaming. There are two levels of Error Correction Coding (ECC).

  • Page 55: Servo-Tracking Faults

    Chapter 4 Theory Data Compression : Generating corrected data from syndromes. Correction The correction depends on the number and types of errors involved: • For one known C1 codeword pair in error in a subdata set (C2 codeword), the operation is performed by the ECC coprocessor hardware.

  • Page 56: Data Compression Considerations

    Chapter 4 Theory Data Compression same data to be recorded in a fewer number of bits. These codewords or symbols point back to the original data string, using fewer characters to represent the strings. Because these smaller symbols are substituted for the longer strings of data, more data can be stored in the same physical space.

  • Page 57: Intelligent Data Compression

    Chapter 4 Theory Data Compression • Drive buffer size • Host computer input/output (I/O) speed • Effective disc speeds of the host computer • Record lengths that the host computer transmits Data compression algorithms can be tailored to provide maximum compression for specific types of data.
  • Page 58 Chapter 4 Theory Data Compression The LTO-4 (Model B) Half-Height Tape Drive uses a derivative of ALDC-2 lossless data compression that includes additional control codes for intelligent data compression. LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 59: Specifications

    Chapter 5 Specifications This chapter provides technical specifications for the LTO-4 (Model B) Half- Height Tape Drive. The topics covered in this chapter are: • Physical Specifications • Power Specifications on page 45 • Drive Performance Specifications on page 47 •...

  • Page 60: Table 3 Physical Specifications

    Chapter 5 Specifications Physical Specifications Table 3 Physical Specifications Internal Drive Specification Without Bezel With Bezel Tabletop Drive Height 1.63 inches 1.70 inches 2.60 inches (41.65 mm) (42.87 mm) 66.2 mm) Width 5.75 inches 5.87 inches 8.35 inches (146.05) (149.30 mm) (212.13 mm) Length 8.10 inches...

  • Page 61: Power Specifications

    Chapter 5 Specifications Power Specifications Figure 16 LTO-4 (Model B) Half-Height Drive Dimensions (side) Power Specifications The tabletop LTO-4 (Model B) Half-Height Tape Drive has a built-in 90- 260 VAC (47-63 Hz) automatic switching power supply. Maximum voltage and power specifications for the internal LTO-4 (Model B) Half-Height Tape Drive are listed in table 4 table...

  • Page 62: Table 5 Power Dissipation

    Chapter 5 Specifications Power Specifications Specification +12 VDC +5 VDC Max operating current SCSI: SCSI: .13 amps typical 1.6 amps typical 3.38 amps max 3.7 amps max (1 ms rolling (1 ms rolling average) average) SAS: SAS: 3.1 amps typical .6 amps typical 3.2 amps max 2.8 amps max...

  • Page 63: Drive Performance Specifications

    Chapter 5 Specifications Drive Performance Specifications Drive Performance Specifications Table 6 lists the performance specifications of the LTO-4 (Model B) Half- Height Tape Drive. Table 6 Drive Performance Specification Value Specifications Average data access time 85 seconds (820-m tape) from BOW (beginning of wrap) Average rewind time 88 seconds...

  • Page 64: Environmental Requirements

    Chapter 5 Specifications Environmental Requirements Specification Value Recording undetectable errors Less than 1 in 10 data bits Recording unrecoverable Less than 1 in 10 data bits errors Synchronous transfer rate SCSI - 320 Mbytes per sec max (burst) (shared bandwidth) SAS - 300 Mbytes per sec max (dedicated bandwidth) Tape drive type...

  • Page 65: Injected Noise Specifications

    Chapter 5 Specifications Injected Noise Specifications Specification Operational Nonoperational Airflow requirements Internal: 5 CFM (front to back) Altitude Maximum 13,000 feet MSL 50,000 feet (power off) (at 25°C) Humidity gradient <30% per hour 30% per hour Relative humidity 20% to 80% non-condensing 10% to 95% non-condensing Shock (1/2 sine wave) 10 Gs peak, 11 msec...

  • Page 66: Mean Time Between Failures

    Chapter 5 Specifications Reliability Specifications Table 8 Reliability Specification Description Specifications Cartridge load/eject 50,000 cartridge load/eject cycles (no thread) Error recovery and • Error correction code techniques control (C1 and C2 ECC) • Read-after-write (RAW) • Error monitoring and reporting (error log) •...

  • Page 67: Lto Cartridge Specifications

    The MTTR for LTO products is less than 0.5 hour (30 minutes). The Quantum LTO drives are field-replaceable units. If a problem occurs with a subassembly or component in the drive, you should replace the entire unit. Return the drive to the factory in its original packaging.

  • Page 68: Cartridge Memory

    Chapter 5 Specifications LTO Cartridge Specifications Cartridge Memory Each Ultrium 1, 2, and 3 cartridge has 4 Kbytes of nonvolatile memory: • 3 Kbytes are used to store tape-directory and hardware specific information. • 1 Kbyte is available for application and OEM use. Each Ultrium 4 cartridge has 8 Kbytes of nonvolatile memory: •...

  • Page 69: Troubleshooting Guide

    Chapter 6 Troubleshooting Guide This chapter provides best-practice installation guidelines for getting the most out of your LTO-4 (Model B) Half-Height Tape Drive and troubleshooting information you can use to identify and resolve tape drive problems. Topics covered in this chapter are: •...

  • Page 70: Using A Serial-Attached Scsi Host Bus Adapter

    Chapter 6 Troubleshooting Guide Troubleshooting Suggestions Using a Serial-attached To achieve the very best performance from your LTO-4 (Model B) Half- SCSI Host Bus Adapter Height Tape Drive and optimize your backup operations, always attach the drive to a serial-attached SCSI controller that supports 3 GBytes per sec.

  • Page 71: Computer Hardware Does Not Recognize The Tape Drive

    2 If the SCSI controller is recognized during system startup, restart the system to determine whether the tape drive is recognized when the SCSI controller scans for devices. You should see messages similar Bus Target Lun Device Quantum ULTRIUM 4 LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 72: Computer Software Does Not Recognized The Tape Drive

    Chapter 6 Troubleshooting Guide Troubleshooting Suggestions IF the tape drive is . . . during system startup, THEN . . . recognized the problem has been resolved. not recognized proceed to step 3 to determine whether the tape drive is receiving power.

  • Page 73: Slow Backup Operations

    This command produces an output similar to: Host: scsi0 Channel: 0 Id:6 Lun:00 Vendor: Quantum Model: ULTRIUM 4 Rev: 1897 Type: Sequential-Access ANSI SCSI revision 04 • You can also use a text editor to view the messages in the file /var/ and look for tape drive entries.
  • Page 74 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions 1 Verify that the tape drive is attached to an Ultra320 SCSI controller. You can do this by: • Watching the system the startup process • Examining the system startup log files IF the tape drive is . . . to an Ultra320 SCSI controller, THEN .
  • Page 75 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions 3 The method of performing tape backups can be a factor in slow backup operations. Data sent to the tape drive over a network connection and delays in data transfer over a network connection can cause backups to slow down.

  • Page 76: Failed Operations Tapealert Messages

    Chapter 6 Troubleshooting Guide Troubleshooting Suggestions IF you believe that the read/write transfer rate is . THEN . . . acceptable, but backups still it might be attributed to the seem to be slow, number of files and the average size of the backup files.
  • Page 77 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions Backup Failure TapeAlert Messages A number of problems can cause a backup operation to fail. This TapeAlert message . . . Signifies . . . The operation has stopped that a media error occurred because an error has occurred during a read or write operation.
  • Page 78 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions Caution: The write/read test will overwrite any data on the tape. Always use a new/blank or “scratch” cartridge for diagnostic write/read tests. IF the diagnostic test . . . THEN . . . completes normally, retry the backup operation using the same new/blank or “scratch”...
  • Page 79 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions • Cartridges of a type that appear to be write protected This TapeAlert message . . . Signifies . . . You are trying to write to a that you are trying to write to a write-protected cartridge.
  • Page 80 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions Hardware Failure TapeAlert Messages Hardware failure TapeAlert messages are descriptive and straightforward. This TapeAlert message . . . Signifies . . . The tape drive has a hardware a tape drive hardware failure. fault: 1.
  • Page 81 Chapter 6 Troubleshooting Guide Troubleshooting Suggestions hardware failure TapeAlert messages, tape cleaning TapeAlert messages are descriptive and straightforward. This TapeAlert message . . . Signifies . . . The last cleaning cartridge used that the cleaning cartridge is in the tape drive has worn out: used up.

  • Page 82: Understanding Led Sequences

    Chapter 6 Troubleshooting Guide Understanding LED Sequences Understanding LED Sequences As shown in figure 17, the LTO-4 (Model B) Half-Height Tape Drive front panel display has four LED indicators that reflect the operating condition of the drive: The LEDs are either on steady or blinking at different rates in various combinations to indicate the various drive conditions as shown in table Figure 17 Front Panel Display...

  • Page 83: Table 10 Tape Drive Led Sequences

    Chapter 6 Troubleshooting Guide Understanding LED Sequences Table 10 Tape Drive LED Sequences LED Sequence (Half-Height) Cause Action Required Drive may not have power, may Make sure the drive is switched on. The power be faulty or may have been on/off switch on an external drive incorporates power cycled or reset during a a green LED.
  • Page 84 Chapter 6 Troubleshooting Guide Understanding LED Sequences LED Sequence (Half-Height) Cause Action Required Firmware is being None. Do not reset or power cycle the drive. reprogrammed. Ready is OFF, others are ON The drive requires cleaning. Load the Ultrium cleaning cartridge, see Cleaning the Tape Drive on page 33.
  • Page 85 Chapter 6 Troubleshooting Guide Understanding LED Sequences LED Sequence (Half-Height) Cause Action Required The drive mechanism has Load a new cartridge. If the error persists, detected an error. power cycle or reset the drive. If the Drive LED remains on, call for service. Drive FLASHES There is a firmware download Insert a cartridge to clear the LED sequence.
  • Page 86 Chapter 6 Troubleshooting Guide Understanding LED Sequences LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 87: Appendix A Installation Checklists

    Appendix A Installation Checklists Use the following quick-start checklists to get your tape drive up and running as quickly as possible: • Internal LTO-4 (Model B) Half-Height Tape Drive Quick Start • Tabletop LTO-4 (Model B) Half-Height Tape Drive Quick Start Internal LTO-4 (Model B) Half-Height Tape Drive Quick Start Use the following quick-start procedure to install the internal LTO-4 (Model...

  • Page 88: Tabletop Lto-4 (Model B) Half-Height Tape Drive Quick Start

    Appendix A Installation Checklists Tabletop LTO-4 (Model B) Half-Height Tape Drive Quick Start Connect a serial-attached SCSI (SAS) interface cable to the drive. Connecting the Internal Drive Interface and DC Power Cables on page 13. Connect a serial cable, if installing the tape drive in a tape library system. Connecting the Internal Drive Interface and DC Power Cables on page 13.
  • Page 89 Appendix A Installation Checklists Tabletop LTO-4 (Model B) Half-Height Tape Drive Quick Start • Turn on the computer • Turn on the tabletop tape drive • Verify that the tabletop tape drive is operating properly. Register your tape drive. Registering the LTO-4 (Model B) Half-Height Tape Drive on page 23.
  • Page 90 Appendix A Installation Checklists Tabletop LTO-4 (Model B) Half-Height Tape Drive Quick Start LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 91: Disposal Of Electrical & Electronic Equipment

    For more information about properly disposing of your waste equipment for recycling, please visit our website at qcare.quantum.com or contact your local government authority, your household waste disposal service, or the business from which you purchased the product.
  • Page 92 LTO-4 (Model B) Half-Height Tape Drive User’s Guide...

  • Page 93: Appendix C Regulatory Compliances

    Appendix C Regulatory Compliances This appendix identifies the he LTO-4 (Model B) Half-Height Tape Drive regulatory compliances. The topics include: • Safety Compliances • Electromagnetic Compatibility (EMC) Compliances on page 78 Safety Compliances The LTO-4 (Model B) Half-Height Tape Drives are safety compliant with the following regulatory codes in the countries indicated: Country Regulatory Organization...

  • Page 94: Electromagnetic Compatibility (Emc) Compliances

    Appendix C Regulatory Compliances Electromagnetic Compatibility (EMC) Compliances Country Regulatory Organization Compliant to: IECEE member International Electrotechnical CB Scheme per IEC nations* Commission on Electrical 60950-1 with details Equipment (IECEE) for Mutual and exceptions for Recognition of Test Certificates for each member country Electrical Equipment “CB Scheme”...
  • Page 95 Appendix C Regulatory Compliances Electromagnetic Compatibility (EMC) Compliances Country Regulatory Organization Compliant to: EU member nations Emissions per CISPR 22, EN55022 and Immunity per CISPR 24, EN55024 Israel CISPR 22 and CISPR 24 Japan Voluntary Control Council for VCCI Interface (VCCI) New Zealand Australian Communications and AS/NZS 3548 (same as...
  • Page 96 Appendix C Regulatory Compliances Electromagnetic Compatibility (EMC) Compliances LTO-4 (Model B) Half-Height Tape Drive User’s Guide...
  • Page 97 Index data buffering, description 3 data compression considerations 40 backup/restore problems 60 guidelines, handling and description 3 installation 6 best practices 53 intelligent 41 data integrity 37 error-correction code 38 servo-tracking faults 39 data transfer rate handling precautions 6 cartridge memory, description 3 description 3 cartridges drive performance specifications 47...
  • Page 98 Index guidelines and cautions 6 configuring 17 installation instructions 8 installation instructions 16 mounting 12 parallel SCSI ID settings 17 quick-start checklist parallel SCSI ID 9 quick-start checklist 72 internal drives 71 quick-start checklist 71 tape drive tabletop drives 72 registering 23 registering 23 terminator power 10...

Table of Contents