Digital SZ106 Bedienungshandbuch

Educational ServicesTx867 SeriesMagazine Tape SubsystemOwner’s ManualEK–TX867–OM–001Digital Equipment Corporation

1OverviewThis chapter describes the Tx867 magazine tape subsystem and itsfunctions.1.1 General DescriptionThe Tx867 magazine tape subsystem (Figure 1–

1–2 OverviewFigure 1–1 Front View of the Tx867 Magazine Tape Subsystem40% REDUCTIONOCPDISABLEDSERVICEMODEAUTOMATICMODEMANUALMODEMODE SELECT KEYPower O

Overview 1–31.2 ConfigurationThe Tx867 magazine tape subsystem:• Is configured on VAX and RISC systems• Can serve two or more systems as a dual-ported s

1–4 OverviewThe TZ867 is supported by various VMS versions with certain restrictions(Table 1–1):Table 1–1 TZ867 VMS RestrictionsVMSVersion Restriction

Overview 1–5PERFORMANCE CONSIDERATIONThe VMS backup performance rate of your Tx867 subsystem candepend on your system processor. For example:• Connect

1–6 OverviewFigure 1–2 SF200 Storage ArraySF200CXO-2461BSHR_X1106A_8912345601234560POSITION 5POSITION 6

Overview 1–7Figure 1–3 SF106/SZ106 PedestalTX867SubsystemOptionalStorageSpaceSHR-X0175_91-DG

1–8 Overview1.4 Operating ModesThe Tx867 subsystem operates in the following modes:• OCP Disabled mode — Locks the subsystem into the enclosure andloc

Overview 1–9Figure 1–4 Tx867 Subsystem Mode Select Key SymbolsOCPDISABLEDSERVICEMODEAUTOMATICMODEMANUALMODEMODE SELECT KEYSHR_X1025D_89

1–10 Overview1.5 Hardware ComponentsThe Tx867 magazine tape subsystem consists of the following majorhardware components (Figure 1–5):• Loader transfe

First Edition, July 1992The information in this document is subject to change without notice and should notbe construed as a commitment by Digital Equ

Overview 1–11Figure 1–5 Tx867 Magazine Tape Subsystem Block DiagramMAGAZINEDOCUMENTATIONTK86COUNTRYKITSRACKMOUNTKITSHR_X1009C_89CONTROLLERMODULEREARCH

1–12 Overview1.5.2 MagazineThe magazine is a removable storage rack that can store up to sevenCompacTape III cartridges. The magazine consists of seve

Overview 1–131.6 CompacTape III CartridgeThe CompacTape III cartridge (Figure 1–6) is a 4 -inch square, darkgray, plastic cartridge containing 1200 fe

1–14 OverviewThe TK86 tape drive writes 112 tracks (56 pairs) on the tape. Thedrive reads and writes data in a two-track parallel, serpentine fashion,

Overview 1–15The factory setting is 2 for the FORCEDENSITY parameter. Under thissetting, the TK86 tape drive will always reformat the tape to TK86 for

1–16 Overview1.7 SpecificationsTable 1–3 lists the specifications for the Tx867 magazine tape subsystem,and Table 1–4 lists those for the TK86 tape driv

Overview 1–17Table 1–4 TK86 Tape Drive SpecificationsCharacteristic Specification(s)Mode of operation StreamingMedia 12.77 mm (1/2 in) unformatted magne

1–18 Overview1.8 Supplies and Related DocumentsUse Table 1–5 to order additional cartridges or magazines. Contact yourDigital sales representative, or

2OperationThis chapter explains Tx867 subsystem operation:• Power-on process• Mode Select key modes• Operator control panel (OCP) indicator functions•

2–2 Operation2.2 Mode Select KeyThe Mode Select key (Figure 2–1) can lock the loader transfer assemblyinto the enclosure, as well as lock the receiver

ContentsPreface ix1 Overview1.1 General Description . ... 1–11.2 Configuration ... 1–31.3

Operation 2–3Figure 2–1 Tx867 Operator Control Panel40% REDUCTIONOCPDISABLEDSERVICEMODEAUTOMATICMODEMANUALMODEMODE SELECT KEYPower OnTape In UseUseCle

2–4 Operation2.2.2 Service ModeService mode is for performing head cleaning by manually loading theCleaningTape III and for performing servicing proce

Operation 2–5Table 2–1 (Continued) Tx867 Operator Control PanelButton/Indicator Color FunctionPower On indicator Green Indicates the Tx867 magazine ta

2–6 OperationTable 2–1 (Continued) Tx867 Operator Control PanelButton/Indicator Color FunctionCurrent slot indicators0–6Green Identifies the current sl

Operation 2–72.4.3 Unloading the CartridgeCAUTIONDo not press the Load/Unload button until backup or other tapeoperations are stopped at the terminal.

2–8 Operation2.5 MagazineThe front of the magazine has numbers, 0 through 6, that indicate thenumber of the slot.NOTEInsert and remove all cartridges

Operation 2–9Figure 2–2 Write-Protect Switch on a CartridgeORANGEINDICATORWRITE-PROTECTEDWRITE-CompacTape IIITMSHR_X1020C_89WRITE-PROTECTSWITCHENABLED

2–10 OperationFigure 2–3 Inserting a Cartridge into the Magazine123SLOTNUMBERS0-6FRONT OFMAGAZINESHR_X1021_89BACK OFMAGAZINE0123456CompacTape IIITM501

Operation 2–112.5.2 Removing a Cartridge from the MagazineTo remove a cartridge from the magazine, press the cartridge (Figure 2–4)at the front of the

2–12 OperationFigure 2–4 Removing a Cartridge from the Front of the Magazine0123456CompacTape IITM0123456CompacTape IITM0123456NOTE: Push tape inuntil

iv Contents2.5 Magazine ... 2–82.5.1 Inserting a Cartridge into the Front of the Magazine ... 2–82.5.2 Removing a

Operation 2–13Figure 2–5 Receiver OpenedWrite ProtectPower OnUseEjectLoad/UnloadSlot SelectDrive FaultLoad FaultSHR-X0046-90FRONTBEZELCleaning TapeTap

3TF867 Local ProgramsThis chapter is for TF867 users only. It describes some of the localdiagnostic programs and utilities that you can access with th

3–2 TF867 Local Programs3.1 Accessing Local ProgramsAccess local programs with the VMS command:$ SET HOST/DUPYou need certain VMS privileges to use th

TF867 Local Programs 3–33.1.1 Error Message after Executing SET HOST/DUPCommandIf you receive an error message when using the SET HOST/DUPcommand, you

3–4 TF867 Local Programs3.3 HISTRY ProgramThe HISTRY program displays information about the history of theTF867 subsystem.An example of the HISTRY dis

TF867 Local Programs 3–53.4 PARAMS ProgramThe PARAMS program displays or changes internal parameters for theTF867 magazine tape subsystem (Table 3–1).

3–6 TF867 Local Programs3.4.1 Displaying, Setting, and Saving ParametersUse the SET HOST/DUP command to invoke the PARAMS program. Theterminal display

TF867 Local Programs 3–73.4.3 SHOW CommandUse the SHOW command to display TF867 subsystem parameters. Thecommand syntax for displaying specific paramet

3–8 TF867 Local Programs3.4.4 SET CommandUse the SET command to set, or change, internal TF867 subsystemparameters. The syntax for the SET command is:

Contents v5 Head Cleaning5.1 Accessing the Tape Drive ... 5–65.1.1 Loading the CleaningTape III Cartridge into the Drive . .

TF867 Local Programs 3–93.4.6 WRITE CommandUse the WRITE command to save, in nonvolatile memory, the changesyou made using PARAMS and its SET command.

3–10 TF867 Local Programs3.5 DRVEXR ProgramThe DRVEXR program exercises the tape drive. It is an intensive datatransfer test and indicates the overall

TF867 Local Programs 3–11Long Gap FoundTest Passed3.7 LDRTST ProgramThe LDRTST program sends commands to the loader electronics module,which exercises

4Error Conditions and ProblemResolutionsThis chapter describes the conditions that must be present to ensure thatthe OCP pushbuttons (Slot Select, Loa

4–2 Error Conditions and Problem ResolutionsSee Section 2.4 for more information on the functions of the Tx867 OCPbuttons.Table 4–1 Tx867 OCP Button C

Error Conditions and Problem Resolutions 4–34.2 Backup Operation FailureSome manual operations, if not performed correctly, may cause backupoperations

4–4 Error Conditions and Problem ResolutionsFigure 4–1 Opening the Cartridge Door to Check the Tape LeaderSHR-0002-86SHR_X1027_89_CPGDOOR LOCK(RELEASE

Error Conditions and Problem Resolutions 4–54.4.1 Magazine Fault DescriptionA magazine fault indicates an inconsistency between what the loadertransfe

4–6 Error Conditions and Problem Resolutions4.4.2 Loader Fault DescriptionA loader fault indicates that the Tx867 subsystem has detected a fatalerror

vi ContentsB.5.5 Using the ltf Command ... B–12B.5.6 Using the mt Command ... B–13B.5.7 Using the cpio

5Head CleaningThe Tx867 magazine tape subsystem uses the CleaningTape III cartridge(Figure 5–1) for cleaning the read/write head in the tape drive.The

5–2 Head CleaningFigure 5–1 CleaningTape III CartridgeCleaningTape IIITMSHR_X1020E_89

Head Cleaning 5–3You can use two procedures to clean the read/write head:1. Access the tape drive and load the CleaningTape III cartridge directlyinto

5–4 Head CleaningFigure 5–2 Drive Front PanelCARTRIDGE INSERT/RELEASE HANDLESHR-X0056H-91WriteProtectedTape in UseUseCleaningTapeOperateHandleUnloadTo

Head Cleaning 5–5Figure 5–3 Tx867 Operator Control Panel40% REDUCTIONOCPDISABLEDSERVICEMODEAUTOMATICMODEMANUALMODEMODE SELECT KEYPower OnTape In UseUs

5–6 Head Cleaning5.1 Accessing the Tape DriveUnless otherwise instructed by a Digital Services representative, open theTx867 subsystem to access the t

Head Cleaning 5–7Figure 5–4 Sliding the Tx867 Subsystem Toward YouSF200CXO-2461BSHR_X1106B_8912345601234560FIRSTMECHANICALSTOP

5–8 Head CleaningFigure 5–5 Loader Open LatchSHR-0007-90SHR-X0140-90-CPGLOADER OPEN LATCH

Head Cleaning 5–95.1.1 Loading the CleaningTape III Cartridge into the DriveBe sure to use a CleaningTape III cartridge. Instructions for loading theC

5–10 Head CleaningFigure 5–6 Loading the Cartridge31 24SHR-0256-87SHR_X1093_89_CPG

Contents viiTables1–1 TZ867 VMS Restrictions ... 1–41–2 Read/Write Cartridge Compatibility with the TK86 Drive . . . 1–141–3

Head Cleaning 5–115.2 Inserting the CleaningTape III Cartridge into theMagazineCAUTIONIf you choose to use this cleaning procedure, you must returnthe

AVMS Operating System CommandsThe Tx867 magazine tape subsystem uses most of the standard magnetictape commands that can be invoked under VMS operatin

A–2 VMS Operating System CommandsA.1.1 ALLOCATE CommandThe ALLOCATE command provides exclusive access to a device andoptionally establishes a logical

VMS Operating System Commands A–3NOTEBy selecting the /NOCRC and /GROUP=0 qualifiers and a largeblock size with the /BLOCK qualifier (65534 is the large

A–4 VMS Operating System CommandsNOTEFor improved performance, you can also use the followingcommand:$ MOUNT/CACHE=TAPE_DATAFor more information, see

VMS Operating System Commands A–5A.1.7 INITIALIZE CommandCAUTIONBe sure that you are using a scratch tape before initializing;otherwise, any existing

BUsing the TZ867 Subsystem with theULTRIX Operating SystemThis appendix is intended for those using the TZ867 tape subsystem withthe ULTRIX operating

B–2 Using the TZ867 Subsystem with the ULTRIX Operating SystemB.1.1 Connecting the TZ867 to ULTRIXTo connect the TZ867 subsystem to the ULTRIX system:

Using the TZ867 Subsystem with the ULTRIX Operating System B–3Table B–1 Determining the Tape NameSCSI Target ID Bus 0 Bus 10 tz0 tz81 tz1 tz92 tz2 tz1

PrefacePurposeThis manual introduces the Tx867 series of magazine tape subsystemsand describes operating procedures.Manual StructureChapter 1, Overvie

B–4 Using the TZ867 Subsystem with the ULTRIX Operating Systemleads to some or all of the following logical device names:/dev/nrmt0l/dev/nrmt0h/dev/rm

Using the TZ867 Subsystem with the ULTRIX Operating System B–5B.2.1 Getting Maximum Storage CapacityTo get maximum storage capacity:Use block sizes th

B–6 Using the TZ867 Subsystem with the ULTRIX Operating System• Processing speed and host CPU loads• Memory sizeB.3 Doing Unattended BackupsThis secti

Using the TZ867 Subsystem with the ULTRIX Operating System B–7The following is an example of a script:##**********************************************

B–8 Using the TZ867 Subsystem with the ULTRIX Operating SystemB.4 Selecting DensityAs explained in Chapter 1, density selection for write operations i

Using the TZ867 Subsystem with the ULTRIX Operating System B–9B.5 Using ULTRIX Tape CommandsThis section describes ULTRIX commands used to operate the

B–10 Using the TZ867 Subsystem with the ULTRIX Operating SystemB.5.2 Using the dump CommandTo use the dump command, you need system privileges. This c

Using the TZ867 Subsystem with the ULTRIX Operating System B–11Table B–4 lists the options you can use with the restore command.Table B–4 Common resto

B–12 Using the TZ867 Subsystem with the ULTRIX Operating SystemThe following examples show command lines with thedd command to:• Write to tape with th

Using the TZ867 Subsystem with the ULTRIX Operating System B–13B.5.6 Using the mt CommandThe mt (magnetic tape) command allows you to give certain com

x PrefaceIntended AudienceThis manual is intended for the TF867 or TZ867 subsystem owner.This manual is for use by system managers, computer operators

B–14 Using the TZ867 Subsystem with the ULTRIX Operating SystemTable B–8 Common cpio OptionsOption Meaningc Write or read header information in ASCII

CService OfferingsDigital Equipment Corporation offers a range of flexible service plans.C.1 On-Site ServiceOn-site service offers the convenience of s

C–2 Service OfferingsC.4 Carry-In ServiceCarry-in service offers fast, personalized response, and the ability toplan your maintenance costs for a smal

IndexAAdding the TZ867ULTRIX system, B–1ALLOCATE command, A–2Automatic mode, 2–2BBACKUP command, A–2Automatic mode, 2–2Backup failures, 4–3Backup unat

2 IndexDrive fault description, 4–6DRVEXR program, 3–10DRVTST utility, 3–10DSSI node ID label, 1–5EEject button, 2–6cartridge in drive, 2–7no cartridg

Index 3PParameters, TF867 subsystemdisplaying, setting, saving, 3–6list of, 3–5PARAMS program, 3–5EXIT command, 3–9HELP command, 3–6SET command, 3–8SH

4 IndexWWRITE command, 3–9Write-protect switch, 2–8, A–3