DAT 72 Models 5242 and 5242-ACL Tape Drive User's Guide 4mm Tape Drive for HP NonStop Servers 5242 Tape Drive 5242-ACL Tape Drive Part Number: 528296-003 Release Version Updates (RVU) Support G06.10 and all subsequent G-Series RVUs, H06.
i List of Acronyms ACL ANSI BOM BOT FRU DCLZ DDS ECC EOD EOM FRU LCD LED SCSI ii Terminology Used in This Manual Autoloader Emulator Initiator DAT72 Target iii Automated cartridge loader American National Standard Institute Beginning of media Beginning of tape Field replaceable unit Data Compression Lempel Ziv Digital Data Storage Error correction code End of data End of media Field replaceable unit Liquid crystal display Light emitting diode Small Computer Systems Interface A device that includes a t
v Table of Contents Section 1 – General Information Chapter One ......................................................................................………………………….1 Introduction.........................................................................………………………….1 Applications ........................................................................………………………….1 Software Prerequisites.........................................................………………………….1 SCSI Cables ...............................................
Section 3 – 5242-ACL Tape Drive Chapter One ......................................................................................…………………………35 Introduction.........................................................................…………………………35 Features...............................................................................…………………………35 Chapter Two......................................................................................…………………………36 Mode of Operation ...........................................
viii About This Manual This manual provides installation, operation, and maintenance Instructions for the 5242 and 5242-ACL tape drives. This guide first presents information common to both units and then provides product-specific information. Section I Provides information that applies to both the 5242 and the 5242-ACL tape drive.
CLEAN TAPE HEADS To maintain optimum performance and to prevent READ/WRITE errors, clean the tape heads of the 5242 and 5242ACL tape drive on a regular basis. Use the cleaning schedule noted in Table 1. 5242 and 5242-ACL Tape Path Cleaning The Clean/Attention LED is located on the front panel of the tape drive. When it flashes amber, the tape heads are dirty and need to be cleaned. Tape Clean/ Attn. 1 2 Write E F COMPRESS 2.
Using the Cleaning Cartridge Note: To prevent contamination of the subsystem and damage to the heads (1) do not use the cleaning cartridge for more than the manufacturer's specified number of cleaning cycles; and (2) do not attempt to rewind the material in the cleaning cartridge and reuse it. Insert the cleaning cartridge into the drive. The drive automatically takes the cartridge, loads it and cleans the heads. After about 30 seconds, the drive ejects the cartridge.
Section 1: General Information Section 1 General Information Chapter One 1.1 Introduction Both the 5242 and 5242-ACL tape drives use helical scan tape technology and offer full read-and-write capability. They come in tabletop configurations that integrate a tape drive, status display, and highperformance SCSI electronics. With a steel chassis and a sturdy ABS plastic shell, the 5242 and 5242-ACL provide optimal performance in many environments.
Section 1: General Information 1.5 Tape Drive Part Numbers Description 5242 tape drive FRU 5242-ACL tape drive FRU Each tape drive includes: Terminator, 68-pin 170m DAT72 data cartridge Cleaning tape User documentation (CD) Table 2 1.6 Part Number 528078-001 528079-001 Tape drive part numbers Cartridges A cartridge is a storage device that contains either magnetic tape or a cleaning ribbon inside a protective case. The cartridge protects the tape or ribbon and makes handling easier.
Section 1: General Information 1.6.6 Write-Protecting a Cartridge The tape cartridge has a write-protect switch that protects data cartridges from being overwritten. To protect the cartridge, slide the switch all the way to the left. The hole will be visible. Data can then be read from the tape but not written to it. Slide the switch to the right (covering the hole) to write-enable the cartridge. Data can be written to and read from the tape.
Section 1: General Information 1.8.3 SCSI bus data transfer rates (sustained): • • 1.8.4 SCSI bus data transfer rates (burst): • • 1.8.5 3.0 Mb/s asynchronous 10.0 Mb/s synchronous Interface: • 1.8.6 3.0 MB/s uncompressed 6.
Section 1: General Information Chapter Two 2.1 SCSI Compatibility 5242 and 5242-ACL tape drives comply with the American National Standard Institute (ANSI) standard X3.131-1986 (SCSI-1) and the ANSI standard X3T9.2 (SCSI-2). These standards define the specifications for the Small Computer System Interface (SCSI). As defined by the ANSI, SCSI is essentially an input/output bus for interconnecting computers and peripherals. 2.
Section 1: General Information Chapter Three 3.1 Installing the 5242 and 5242-ACL Tape Drives on Nonstop Servers This chapter describes how to plan for and install the 5242 and 5242ACL tape drives: • • • • • • 3.
Section 1: General Information • 5242-ACL dimensions •L292mm x W211mm x H107mm •L11.5" x W8.3" x H4.2" • The AC power cord measures 1.8 meters (6 feet). • The maximum cable length for attaching a 5242 or 5242-ACL to a NonStop S-series server, M8201 Fibre Channel to HVD SCSI router, or NonStop S-series I/O enclosure is 25 meters (82 feet). 3.2.1.
Section 1: General Information 3.2.1.4 AC Power Requirements Each 5242 and 5242-ACL tape drive includes an auto ranging-power supply that accepts input current in a voltage range of 115 volts AC to 230 volts AC at 50 hertz to 60 hertz. No switch is required to change between ranges or between 50 hertz and 60 hertz. The power supply cannot be replaced as a subassembly. If the power supply fails, you must replace the entire tape drive.
Section 1: General Information 3.2.2.1 The 5242 User's Kit contains: • • • • • One 68-pin high voltage differential terminator One 170 meter DAT72 data cartridge One cleaning cartridge One power cable One CD user manual 3.2.2.2 The 5242-ACL User's Kit contains: • • • • • One 68-pin high voltage differential terminator One 170 meter DAT72 data cartridge One cleaning cartridge One 6-tape magazine One user manual on CD 3.2.2.3 To unpack the 5242 or 5242-ACL tape drive: 1. 2. 3. 4. 5.
Section 1: General Information l O Blank Power Switch AC In Power Connector Fan Figure 5 SCSI Connectors AC Out Power Connector 5242 subsystem rear panel l O Blank Power Switch AC Out Power Connector Fan Figure 6 SCSI Connectors AC In Power Connector 5242-ACL subsystem rear panel 3.2.3.2 Connecting a SCSI Cable to the Tape Drive FRU Copper SCSI cables come in lengths ranging from 3 to 25 meters (10 – 82 feet) and do not require special installation.
Section 1: General Information l O Copper SCSI Cable to PMF CRU SCSI Port SCSI Terminator on Port Figure 7 Connecting the SCSI cable to the drive 3.2.3.4 Bringing the Tape Drive Online After the 5242 or 5242-ACL tape drive has been installed and the cables attached, bring the tape drives online. For each tape drive: 1. Verify the AC power cord for the tape drive is plugged into an external power source. 2. Check that the 5242-ACL magazine is not in the drive. 3.
Section 1: General Information 4. Observe the progress of the power-on self-test on the front panel of the tape drive. See 5242-ACL Power-Up Sequence or Tape Drive Power-Up Sequence on page 12. After the drive is installed and configured, bring up the path to the system using the SCF START command: 1>SCF ->START $TAPE1 ->EXIT Run SCF commands to ensure the integrity of the modular tape subsystem. For the SCF commands, see Starting and Testing the Tape Drives page 16. 5. 6. 3.2.3.
Section 1: General Information The 5242-ACL's power-up sequence includes: 1. 2. 3. 4. 5. 6. The three LEDs blink until the self-test completes (approximately 30 seconds). All segments of the 5242-ACL's autoloader LCD are energized. The SCSI ID of the internal drive electronics displays on the autoloader LCD. This is not the same ID as seen by the NonStop server. The value of the internal drive configuration switches is shown. It should be FF1. A self-test message displays on the 5242-ACL autoloader LCD.
Section 1: General Information 2. Push the mode switch when Setup 1 appears. Screens cycle at a 2-second interval. Enter Set-Up 1 PRESS to Select SCSI ID: [00] PRESS to Alter Tape ID: [00] *NOT sel ectable* Tape Term: On *NOT sel ectable* Density: [C0] PRESS to Alter Rwr% 0.5 Ecc: 0.5 PRESS to Alter Exit Set-Up 1 PRESS to Select Figure 13 3. Setup 1 configuration menu Select the SCSI ID screen by pressing the mode switch when the SCSI ID screen appears.
Section 1: General Information Use the SCF START TAPE command to start a tape device after the 5242 or 5242-ACL tape drive has been installed. The START command makes a stopped tape drive accessible to user processes. When the START command finishes successfully, the tape drive is in the STARTED state. For more on the START command, see the SCF Reference Manual for the Storage Subsystem. For example: ->START $TAPE0 3.2.4.
Section 1: General Information This report shows $TAPE0 is: • • • • • • Using processor 0 as the primary processor Using processor 1 as the backup processor Logical device 68 In the STARTED state Currently online at BOT A DDS-3 (5142) tape drive (5242 would be shown for that model) For more on the STATUS command, refer to the SCF Reference Manual for the Storage subsystem 3.2.
Section 1: General Information 5242ACL Tape Drive Does Not Function Properly Symptom Correct Action 5242-ACL does not respond to commands, or it functions abnormally. Note: Refer to page 32 for error messages displayed by the ACL. Table 9 3.3 • Check that one of the SCSI cables listed on page 1 connects the tape drive to the NonStop server. • Check that the SCSI ID is set to 5.
Section 1: General Information 3.3.1.3 Slot A slot is a labeled physical space in an enclosure into which a FRU is installed. FRUs are replaced by HP certified service providers. 3.3.2 Identifying FRUs FRUs in NonStop S-series servers are identified by their physical location. To locate an FRU, you need to know: 3.3.2.1 Group Number The group number identifies all objects connected through the service processors (SPs) located on the processor multifunction (PMF).
Section 1: General Information 3.3.3.2 Enter the Subsystem Control Facility (SCF) name of the tape drive in the SCF name field. 3.3.3.3 Enter the product number of the SCSI cable you plan to use with this tape drive in the SCSI cable field. You must use one of the SCSI cables listed on page 1. 3.3.4 Configuring the 5242 and 5242-ACL Tape Drive Online Using SCF Use the Subsystem Control Facility (SCF) to configure tape drives for NonStop servers.
Section 1: General Information For the Integrity NonStop server: The LUN attribute specifies the logical unit address of the target. LUNs 0 to 15 are valid. The SAC attribute specifies the deck on the adapter. The PORTNAME attribute specifies the worldwide name address of the tape target (WWN OF THE DEVICE TO BE CONNECTED). For NonStop servers, issue the SCF INFO TAPE command after the ADD TAPE command is finished to verify that the tape drive has been properly configured.
Section 1: General Information This example changes tape drive $TAPE1 so that its tape process runs only at a low PIN and then checks that the change has taken place: >ALTER TAPE $TAPE1, HIGHPIN OFF >INFO TAPE $TAPE1, DETAIL STORAGE – Detailed Info TAPE configuration $TAPE1 Adapter Name .............................$ZZSTO.PMF.GRP-2.MOD-1.SLOT-55 *Adapter Location (Group,Module,Slot) .....(2,1,55) BackupCpu ................................3 *Compression ..............................OFF *Density ............
Section 1: General Information Chapter Four 4.1 Preventive Maintenance To maintain optimum performance and to prevent READ/WRITE errors, the tape heads of the 5242 and 5242-ACL tape drive must be cleaned on a regular basis. Use the recommended cleaning schedule per cartridge type as specified in Table 10. Cleaning procedures for each tape drive model follow. Warning 4.2 Use only reliable HP approved cleaning cartridges.
Section 1: General Information Note: If the cleaning cartridge ejects after 14 seconds. The cartridge has reached the end of its useful life, and no cleaning has occurred. If the cleaning needed LED is still illuminated, discard the cartridge and repeat the cleaning operation with a new tape. 4.2.1.2 Remove the cleaning cartridge from the drive. Write the date on the label of the cleaning cartridge so that you have a record of usage.
Section 1: General Information 4.3.1.3 Eject the magazine and write the date on the label of the cleaning cartridge so that yopu have a record of usage. Do not use the cleaning cartridge more times than specified by the manufacturer. Note: 4.3.2 Leaving the cleaning cartridge in the magazine reduces the amount of data you can back up to the magazine however, leaving the cleaning cartridge in the magazine ensures that the tape drive is cleaned prior to running a long job.
Section 1: General Information Chapter Five 5.1 Technical Support Customers can contact HP Global Customer Support Center (GCSC).
Section 1: General Information Chapter Six 6.1 Cabling Limitations Maximum total allowable cable length for a differential SCSI interface is 82 feet (25 meters). This distance must be measured from the controller to the last device on the bus. Cables must be 110 ohm twisted pair. If you are using a cable of unknown composition, replace it with the one provided by HP. When ordering, reference one of these part numbers: 519-001W 519-003W 519-015W 519-020W 519-023W 6.
Section 1: General Information 6.4.3 SCSI Cables 75 feet (23m) maximum 6.4.4 Agency Approvals See Section 6 page 70 for Agency certification statements. 6.4.5 Interfaces 6.6.5.1 SCSI-3 high voltage differential 6.6.5.3 Connectors 68-pin high density 6.4.6 Environmental Specifications 6.4.6.1 Operating temperature: 5ºC to 40ºC with tape loaded 6.4.6.2 Nonoperating temperature: -40ºC to 45ºC 6.4.6.3 Operating humidity: 20% to 80% relative humidity with tape loaded 6.4.6.
Section 2: HP 5242 Tape Drive Section 2 5242 Tape Drive Chapter One 1.1 Introduction The 5242 tape drive is a 4mm, single-tape backup device combining an easy-to-read display with high performance electronics for reliable performance. The front panel LCD provides a clear and comprehensive status report of the tape drive's activities. Write E F COMPRESS 2.3:1 Figure 22 1.1.1 The 5242 tape drive includes: • • • • • • • 1.
Section 2: HP 5242 Tape Drive Chapter Two 2.1 Loading and Unloading a Cartridge Warning 2.1.1 Ensure the tape drive power is on and the tape drive is ready before loading a cartridge. Do not attempt to insert a cartridge backwards or upside down. Loading a Cartridge 2.1.1.1 Power on the tape drive. The power switch is on the rear panel. Note: Only use DAT72 or DDS-3 cartridges. Do not use DDS-2, DDS-1, or tapes labeled DAT. 2.1.1.2 Insert a cartridge into the slot on the front panel.
Section 2: HP 5242 Tape Drive Chapter Three 3.1 Controls and Indicators This chapter discusses the 5242 controls and indicators by function, location, and type. Figure 24 provides views of the tape drive front panel and lists controls and indicators. Figure 25 shows the rear panel of the tape drive and identifies all connectors and switches. Write E F COMPRESS 2.
Section 2: HP 5242 Tape Drive 3.2.1 The Tape LED (number 1 in Figure 26) uses green to show tape activity: Slow flashing green while the tape loads or unloads Steady green when the tape is loaded Fast flashing green during read or write operations 3.2.2 The Clean/Attention LED (number 2 in Figure 31) uses amber to show: Slow flashing amber indicates that the heads need to be cleaned, or the cartridge is wearing out. Steady amber indicates a hard fault. The tape drive should be replaced.
Section 2: HP 5242 Tape Drive Chapter Four 4.1 Upgrading Firmware From Tape The 5242 tape drive allows you to upgrade firmware by inserting a firmware upgrade cartridge. The process takes approximately 3 minutes to complete. Caution: Do not disconnect power at any time during the upgrade process, particularly when the front panel lights are flashing, or it may result in the drive having corrupt firmware or no firmware at all. The drive will then have to be returned to the factory. 1. 2. 3. 4. 4.1.
Section 3: HP 5242-ACL Tape Drive Section 3 5242ACL Tape Drive Subsystem Chapter One 1.1 Introduction The 5242-ACL is a 4mm tape backup device. The 5242-ACL offers high-capacity, on-line tape storage, outstanding performance, and trouble-free operations. It combines a changer mechanism, a DAT 72 tape drive, data compression, and a SCSI interface. The LCD on the front panel of the 5242-ACL provides a clear and comprehensive status report of the tape drives activities.
Section 3: HP 5242-ACL Tape Drive • • Large 8-megabyte data buffer to maintain host transfer rate Self test diagnostics Chapter Two 2.1 Mode of Operation When a cartridge ejects from the 5242-ACL drive following a host UNLOAD command, the autoloader automatically loads the next available cartridge in the magazine into the drive. 2.2 2.3 Terminology Unloaded A cartridge unloads when it moves from the drive and is placed in the magazine.
Section 3: HP 5242-ACL Tape Drive 2.4 Loading and Unloading the Magazine and Cartridges Caution: Check that the magazine label adheres firmly to the label area on the magazine. (See Figure 30). If the label is placed anywhere other than in the label area, the magazine might jam in the mechanism. Ensure that the corners of cartridge and magazine labels stick firmly to the surface and do not curl at their edges. Remove any old labels from the label area before placing a new label.
Section 3: HP 5242-ACL Tape Drive 1. 2. 3. The tape drive mechanism threads the tape and checks the tape's format (DAT72, DDS-3, blank, cleaning). If the tape is blank, the tape drive leaves the tape at BOM and waits for the next command. Write and read tests are performed. If the error rate is high, the Operator Attention LED lights and an error message appears on the LCD. The tape drive then reads the tape log. The drive rewinds and goes on-line, awaiting a command from the NonStop server.
Section 3: HP 5242-ACL Tape Drive Note: If the you urgently need to unload a cartridge, even at the risk of losing data, you must force an eject. 2.6.1 Hold the Eject Button down for at least 5 seconds. The autoloader's LCD displays Force Eject. 2.6.2 The autoloader waits 35 seconds to give the normal eject procedure a chance to occur. 2.6.
Section 3: HP 5242-ACL Tape Drive 2.7.1 Magazine Present (Top LED) 2.7.1.1 This LED remains a steady green when a cartridge magazine is installed in the autoloader. 2.7.1.2 The LED flashes green when a magazine is in the process of being installed, checked, or ejected. 2.7.2 Tape Activity (Middle LED) 2.7.2.1 Steady green indicates that a cartridge is present in the drive. 2.7.2.
Section 3: HP 5242-ACL Tape Drive Chapter Three 3.1 Display Regions on the Autoloader Figure 33 Note: This display shows all the LCD sections might occur. Not all would show at any given time. 1 The 10-character dot matrix display provides information on the autoloader's operating status and potential error conditions. (For the types of message that appear here see Section 3.3 on this page. The 7-segment display shows the number of the cartridges currently loaded in the drive.
Section 3: HP 5242-ACL Tape Drive 3.3.1 Normal Autoloader Operating Status Messages 3.3.1.1 Status messages that appear on the LCD cover five functional fields of the autoloader's operation. Only one field at a time controls the LCD text display. The function fields always appear in this order. Functional Field Meaning Reset At power on, the Reset state has control of the LCD.
Section 3: HP 5242-ACL Tape Drive Note: If a write-protected tape is loaded, the Ready xxm message alternates with a Read Only message. 3.3.2 Information Messages Informational messages appear when power is applied to the autoloader identifying its identity, SCSI ID, and configuration. They also confirm when you have pressed the front panel buttons. Note: The SCSI ID of the autoloader is not the same SCSI ID that you can select using the 5242-ACL LCD and mode switch.
Section 3: HP 5242-ACL Tape Drive Clean Me Error Config: xxy Info Flashing A high error rate has been Insert a cleaning detected reading or writing. cartridge to clean the tape heads. This indicates the value of the switches used to configure the drive for different host systems. xx is the hexadecimal value of the Configuration Switches on the underside of the autoloader, and y the value of the Autoloader Option Switches on the rear panel.
Section 3: HP 5242-ACL Tape Drive FRU 1 Dead Error On The controller board for the Call the HP GCSC. embedded drive has failed its self-test. FRU 2 Dead Error On The drive mechanism has failed its self-test. FW Check Status Firmware upgrade data is being checked for compatibility. FW Data Err Error Flashing The autoloader has failed to upgrade the drive firmware because the new firmware is corrupt. FW Upgrade Status Firmware upgrade data is being read either through a tape or the SCSI bus.
Section 3: HP 5242-ACL Tape Drive Locate Status The drive is moving the tape to a point specified by the host. Mag Check Status The autoloader is examining the magazine to discover occupied slots. Mag Eject Status The autoloader is ejecting the magazine. Mag Loaded Status A magazine is loaded and the magazine check has been carried out. New FW!!!! Status The firmware upgrade process has been successfully completed.
Section 3: HP 5242-ACL Tape Drive Search << Status The drive is searching for a record, filemark, setmark, or BOD toward the beginning of the tape that is responding to a SCSI SPACE command with a negative count field. Search >> Status The drive is searching for a record, filemark, setmark or EOD toward the end of the tape that is responding to a SCSI SPACE command with a positive count field.
Section 3: HP 5242-ACL Tape Drive Tape Position Lost Error Flashing A WRITE, READ, SPACE, or REWIND command has failed to complete. The tape is positioned on the far side of the bad group of data. Unloading Status UpgradeErr Error Flashing The autoloader has failed to download an upgrade of the firmware via SCSI. Check the SCSI connection and try again. Worn Media Error Flashing A high error rate has been detected while writing, suggesting that the tape is nearing the end of its useful life.
Section 3: HP 5242-ACL Tape Drive Chapter Four 4.1 Upgrading the Tape Drive Firmware The autoloader allows you to upgrade its firmware by inserting a firmware upgrade tape. The process takes at least 3 minutes to complete. To upgrade the firmware by a tape load: Caution: 1. 2. 3. 4. Do not disconnect power to the autoloader at any time during the upgrade to avoid corrupting the firmware in the autoloader. Check that the tape drive is not engaged in any SCSI activity. The Tape Activity LED is off.
Section 4: SCSI Bridge Electronics Section 4 SCSI Bridge Electronics Chapter One 1.0 Controls and Indicators 4-Line LCD, 8-Characters per line Mode Switch Programmable Error-Alert LED Figure 36 1.1 Compression Indicator LED Display unit controls and indicators Mode Switch The mode switch is located in the right, lower corner of the display unit. Use to select the SCSI ID, turn compression on and off, access the off-line utilities, and perform the initial setup of the tape drive. 1.
Section 4: SCSI Bridge Electronics 1.3 Front Panel LCD A 4-line, 8-character-per-line, backlit liquid crystal display (LCD) provides you with performance information, configuration selections, and diagnostic and special utility menus. During tape activity, the LCD shows current tape-drive operation, a bar graph tracking tape capacity, and items such as total data transferred, average transfer rate, compression ratio, ECC rate percentage, remaining tape capacity, and rewrite percentage.
Section 4: SCSI Bridge Electronics drive testing. Other features of the SCSI bridge electronics include software configuration retained in nonvolatile memory, flash memory for firmware upgrade, and low semiconductor parts count for reliability. 2.2 Initial LCD After applying power to the tape drive, the SCSI bridge electronics attempt to access the drive at the selected tape ID. Typically, tape drives require a few seconds to perform their self-test before they respond.
Section 4: SCSI Bridge Electronics Figure 42 2.3.1 Tape drive performance LCD format Current Tape Operation The SCSI command being executed displays on the top line of the LCD. Typical commands shown are Read, Write, WrtFMK, Rewind, Space, and so on. Write E F TOTL XFR 74MB Figure 43 Current tape operation display Additionally, off-line utilities use this area to display tape-drive errors. The SCSI Request Sense command provides information about an error. 2.3.
Section 4: SCSI Bridge Electronics Write E F XFR RATE 425KB/s Figure 45 Note: Transfer rate LCD Tape drives incorporate a data buffer to help maintain a constant data rate to the recording heads. When this buffer is empty, 1 MB of data or more can appear to be instantly written to the tape drive and a correspondingly high transfer rate is displayed on the LCD. When the buffer is sufficiently full, the recording heads are set in motion. A substantial delay accompanies the first write operation to tape.
Section 4: SCSI Bridge Electronics Read E F RWr RATE 0.0% Read E F ECC Rate 0.0% Figure 48 2.4 ECC/Rewrite percentage displays Setting Tape Density Tape density format can be controlled by the SCSI bridge electronics or by the NonStop server. Some applications will not function without having software control. When the appropriate drivers exist, the latter method is preferred, and a setting of FF should be used (default setting).
Section 4: SCSI Bridge Electronics *Set-Up* Release Button to Start Mode Switch Enter Set-Up 1 PRESS to Select Enter Set-Up 2 PRESS to Select Enter Set-Up 3 PRESS to Select Exit Set-Up PRESS to Select Figure 50 2.5.1 Tape Drive setup menus Setup Overview 2.5.1.1 Within each menu, the individual items generally take this format on the 4-line LCD: Parameter SCSI ID: [00] PRESS to Alter Instruction Setting LCD Setup Format Figure 51 2.5.2 Tape drive LCD setup format 1.
Section 4: SCSI Bridge Electronics 2.5.2.1 Numeric Entry Method Enables you to change a setting by entering a decimal or hexadecimal number digit by digit. The LCD shows the instruction PRESS to Incremnt. On the second line, the digit to the right is highlighted and currently alterable. To increment the digit, press the mode switch. Continue this process through all the sequentially highlighted digits.
Section 4: SCSI Bridge Electronics 2.6 Setup 1 Configuration Display Format Items Enter Set-Up 1 PRESS to Select SCSI ID: [00] PRESS to Alter Tape ID: [00] *NOT sel ectable* Tape Term: On *NOT sel ectable* Density: [C0] PRESS to Alter Rwr% 0.5 Ecc: 0.5 PRESS to Alter Exit Set-Up 1 PRESS to Select Figure 54 2.6.
Section 4: SCSI Bridge Electronics The tape drive SCSI ID is factory configured and is not user-selectable. 2.6.3 Setting the Tape Termination Tape Term:On *NOT sel ectable* Figure 57 Setting the tape termination Tape termination is factory-configured and is not user-selectable. 2.6.
Section 4: SCSI Bridge Electronics 2.6.5 Setting the Error-Alert (ECC/Rewrite Percentages) Thresholds The SCSI bridge electronics allow you to set numeric percentage for error-alert thresholds that, when exceeded, cause the amber LED (the lower LED on the tape drive front panel) to flash. Enter thresholds by the Numeric Entry method. The rewrite threshold value is set first, followed by the ECC threshold value. Entries take the form XX.X so you can enter values in the range of 00.0 percent to 99.9 percent.
Section 4: SCSI Bridge Electronics 2.7 Setup 2 Configuration Display Format Items Enter Set-Up 2 PRESS to Select Key:2.01 [288FEA] *NOT sel ectable* Options: 00001401 PRESS to Alter BaudRate 9600 bps PRESS to Alter EM: ---NONE *NOT sel ectable* Exit Set-Up 2 PRESS to Select Figure 60 2.7.1 Setup 2 configuration items Editing the Option Access Key Key:2.01 [288FEA] *NOT sel ectable* Figure 61 Editing the option access key This option is factory configured and is not user-selectable. 2.7.
Section 4: SCSI Bridge Electronics If your configuration or NonStop server environment requires unique settings or special configurations, HP can provide assistance and minor firmware configurations for specific platforms, software or drives through the use of this menu item. This setting is factory-configured at 00001400 and you should never have to changed it.
Section 4: SCSI Bridge Electronics Pressing the mode switch at this menu item invokes the drive self-test and offers a series of options from which you can select. This standalone exerciser can be used to diagnose problems within the tape drive. Modes of operation include fixed/variable block transfers, spacing, differing densities/compression modes, and a means to control the running time. Records are written with interspersed filemarks, rewound and read/verified.
Section 4: SCSI Bridge Electronics Enter Set-Up 3 PRESS to Select Drive Test PRESS to Run 200M Fixd.Tst PRESS to Run 200M Fixd.Tst PRESS to Escape 200M Fixd.Tst PRESS to Confirm 200M Fixd.Tst Waiting for Tape Write E F TOTL XFR 24MB Write E F XFR RATE 424KB/s Write E F COMPRESS 2.3:1 Write E F RWr Rate 0.0% Write E F REMAIN'G 1.9GB Pass E F REMAIN'G 1.
Section 4: SCSI Bridge Electronics Enter Set-Up 3 PRESS to Select Drive Test PRESS to Run Custom Test PRESS to Select 1MB to Xfer PRESS to Increment Variable Mode PRESS to Toggle Run Once PRESS to Toggle Ready to Run PRESS to Start Ready to Run PRESS to Escape Ready to Run PRESS to Confirm Ready to Run Waiting for tape Write E F TOTL XFR 1024MB Write E F XFR RATE 301KB/s Write E F COMPRESS 1.0:1 Write E F RWr RATE 0.0% Write E F REMAIN'G 1.
Section 4: SCSI Bridge Electronics 2.8.2 Activating a Hardware Self-Test Enter Set-Up 3 PRESS to Select Hdwr Test press to run Hdwr Test Testing Scsi Hdwr Test Ram Test & Reset InFourmm ======== Power On SelfTest C7438A Rev L610 5170 T133BID5 Figure 68 2.8.
Section 4: SCSI Bridge Electronics The SCSI bridge electronics firmware may be copied to another tape drive by making a Code Tape. Configuration settings are not carried across but must be entered manually. You are prompted to insert a scratch tape. During operation the Performance Display appears and 64Kb transfers displays on the LCD. The tape unloads and you are returned to the menu system. 2.8.
Section 4: SCSI Bridge Electronics Index 5242 Tape Drive Bringing Online 29 Cartridge Loading 70 Unloading 71 Controls and Indicators 72 Features 69 Installation 22 AC Power 22 SCSI Cable 24 Interfaces 64 Components 4 Introduction 68 LEDs 73 Maintenance Enclosure 59 Head Cleaning xxii, 54 LCD 59 Power Requirements 19 Power-Up Sequence 31 SCSI Cable 6 SCSI ID, Setting and Checking 34 Specifications Electrical 63 Environmental 64 LCD 63 Physical 65 SCSI Cable 64 Transfer Rates Burst 12 Sustained 12 Starting
Safety and Compliance Tape Cartridge 8 Capacity 11 Cleaning Tape 8 Compatibility 13 Humidity 8 Labeled and Unlabeled Tapes 11 Life Expectancy 9 Using Labels 9 Write-Protecting 10 Tape Drive Specifications 63 HP StorageWorks DAT 72 (Models 5242 and 5242-ACL) User's Guide 67 HP Part Number 528296-03 July 2005
Safety and Compliance Safety and Compliance Regulatory Compliance Statements This section contains three types of required safety and compliance statements: • Ρεγυλατορψ χοµπλιανχε • Ωαστε Ελεχτριχαλ ανδ Ελεχτρονιχ Εθυιπµεντ (ΩΕΕΕ) • Σαφετψ Regulatory Compliance Statements The following regulatory compliance statements apply to the products documented by this manual.
Safety and Compliance Taiwan (BSMI) Compliance Japan (VCCI) Compliance This is a Class A product based on the standard or the Voluntary Control Council for Interference by Information Technology Equipment (VCCI). If this equipment is used in a domestic environment, radio disturbance may occur, in which case the user may be required to take corrective actions.
Safety and Compliance Laser Compliance This product may be provided with an optical storage device (that is, CD or DVD drive) and/or fiber optic transceiver. Each of these devices contains a laser that is classified as a Class 1 Laser Product in accordance with US FDA regulations and the IEC 60825-1. The product does not emit hazardous laser radiation.
Safety and Compliance Any surface or area of the equipment marked with these symbols indicates the presence of electric shock hazards. The enclosed area contains no operator-serviceable parts. WARNING: To reduce the risk of injury from electric shock hazards, do not open this enclosure. DOUBLE POLE FUSING CAUTION: DOUBLE-POLE /NEUTRAL FUSING. ATTENTION: DOUBLE POLE/FUSIBLE SUR LE NEUTRE NOT FOR EXTERNAL USE CAUTION: NOT FOR EXTERNAL USE. ALL RECEPTACLES ARE FOR INTERNAL USE ONLY.
Safety and Compliance Important Safety Information Safety information can be accessed from the left navigation area of the NTL home page: select NonStop Computing>Important Safety Information. A document window containing a binder of safety information, in several languages, appears. In the document window, click a document title to open the safety information in another language. Local HP support can also help direct you to your safety information.
