Exabyte EXB-8200 Manuale utente

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the information contained herein are the property of EXABYTE Corporation.

No part of this document may be reproduced, transmitted, transcribed, stored in

a retrieval system, or translated into any language or computer language in any

form or by any means, electronic, mechanical, magnetic, optical, chemical,

manual or otherwise, without the express written permission of EXABYTE

Corporation, 1745 38th Street, Boulder, Colorado 80301.

Disclaimer

EXABYTE Corporation makes no representation or warranties with respect to

the contents of this document and specifically disclaims any implied warranties

of merchantability or fitness for any particular purpose. Further, EXABYTE

Corporation reserves the right to revise this publication and to make changes in

it from time to time without obligation of EXABYTE Corporation to notify any

person or organization of such revision or changes.

Trademark Notices

EXABYTE and EXATAPE are trademarks of EXABYTE Corporation. Loctite

isaregisteredtrademarkofLoctiteCorporation. TORX isaregisteredtrademark

of Camcar Division of Textron Inc.

ii 510003-001

Revision History

Revision No. Date Revision Information

000 January 1989 Preliminary version.

001 May 1990 Initial release.

May 1990 iii

iv 510003-001

Table of Contents

1GeneralInformation .................................. 1

1.1AboutThisManual ................................ 1

1.1.1IntendedAudience............................. 1

1.1.2RelatedPublications............................ 1

1.1.3Revisions.................................. 2

1.2StaticProtectionRequirements.......................... 2

1.3TestandRepairEnvironment........................... 3

1.4RequiredTestTapes................................ 4

1.5RequiredToolsandTestEquipment ....................... 5

1.5.1Tools.................................... 5

1.5.2TestEquipment .............................. 5

1.5.3Software.................................. 6

1.5.4Supplies .................................. 6

1.6EXB-8200UnitTest ............................... 6

1.6.1Preparation................................. 6

1.6.2TestingtheEXB-8200........................... 6

2AddingandRemovinganEXB-8200intheTestandRepairEnvironment..... 9

2.1AddinganEXB-8200totheTestEnvironment.................. 9

2.2RemovinganEXB-8200fromtheTestEnvironment...............13

3R-PackRemovalandReplacement ..........................15

3.1R-PackConfigurations ..............................15

3.2DIPMountedR-PackRemoval..........................15

3.3DIPMountedR-PackInstallation.........................15

3.4SIPMountedR-PackRemoval ..........................17

3.5SIPMountedR-PackInstallation.........................17

4TopCoverRemovalandReplacement.........................19

4.1TopCoverRemoval................................19

4.2TopCoverReplacement..............................21

5SVCardCoverRemovalandReplacement......................23

5.1SVCardCoverRemoval .............................23

5.2SVCardCoverReplacement...........................23

May 1990 v

6CardRetainerRemovalandReplacement ......................25

6.1Preparation ....................................25

6.2RemoveCardRetainers..............................25

6.3ReplaceCardRetainers..............................25

6.4ReassembletheEXB-8200 ............................25

7DeckHangerRemovalandReplacement .......................27

7.1Preparation ....................................27

7.2DeckHangerRemoval ..............................27

7.3DeckHangerReplacement ............................27

7.4ReassembletheEXB-8200 ............................28

8EdgeConnectorMountedCardRemovalandReplacement.............29

8.1MXCardCompatibility..............................29

8.2Preparation ....................................29

8.3ProperHandlingofPrintedCircuitCards.....................31

8.4EdgeConnectorMountedCardRemoval.....................31

8.5RWCardConnections ..............................33

8.6ReplaceEdgeConnectorMountedCards.....................33

8.7ReassembletheEXB-8200 ............................33

9SVCardRemovalandReplacement..........................35

9.1Preparation ....................................35

9.2ProperHandlingofPrintedCircuitCards.....................35

9.3RemoveMountingScrews ............................35

9.4DisconnectSVCardConnectors .........................37

9.5ReconnecttheSVCardConnections.......................40

9.6ReattachtheSVCardtotheMainHousing....................40

9.7ReassembletheEXB-8200 ............................41

10MXEPROMRemovalandReplacement ......................43

10.1Preparation....................................43

10.2IdentificationInformation............................43

10.3EPROMRemoval ................................45

10.4EPROMInstallation...............................47

10.5ReassembletheEXB-8200 ...........................49

11SVCardEPROMRemovalandReplacement....................51

11.1ProperHandlingofPrintedCircuitCards....................51

11.2PreparationforSVCard721103-Bxx......................51

vi 510003-001

11.3EPROMRemovalforSVCard721103-Bxx ..................51

11.4PreparationforSVCard721102-Bxx......................53

11.5EPROMRemovalforSVCard721102-Bxx ..................53

11.6EPROMInstallation...............................53

11.7ReassembletheEXB-8200 ...........................55

12FaceplateRemovalandReplacement.........................57

12.1FaceplateRemoval................................57

12.2FaceplateReplacement..............................59

13DoorRemovalandReplacement ...........................61

13.1Preparation....................................61

13.2DoorRemoval..................................61

13.3DoorReplacement................................63

14DeckAssemblyRemovalandReplacement .....................65

14.1Preparation....................................65

14.2DeckRemoval..................................65

14.3DeckReplacement................................67

14.4ReassembletheEXB-8200 ...........................67

15MainHousingRemovalandReplacement......................69

15.1Preparation....................................69

15.2MainHousingRemoval .............................69

15.3MainHousingReplacement...........................70

15.4ReassembletheEXB-8200 ...........................70

16CleaningProcedure ..................................71

16.1AcceptedProceduresandProducts .......................71

16.2CleaningIntervals ................................71

16.3MinimumFirmwareLevelRequired ......................71

16.4CleaningActionPerformedbyCartridge ....................72

16.5UsageandReusage ...............................72

16.6CleaningInstructions ..............................72

17TapeRemovalProcedure...............................73

17.1Preparation....................................73

17.2Definitions....................................73

17.3RequiredTools..................................75

17.4DisconnecttheEXB-8200............................75

May 1990 vii

17.5PreparationoftheEXB-8200 ..........................75

17.6CartridgePreparation ..............................75

17.7EraseHeadBracketRemoval ..........................77

17.8TapeGuideRemoval ..............................77

17.9TapeRemoval..................................79

17.10RemoveFaceplateandOpenDoor.......................81

17.11WindLooseTapeandEjectDataCartridge ..................81

17.12ReassembletheEXB-8200...........................82

18HeadSyncAdjustmentProcedure ..........................83

18.1Requirements ..................................83

18.1.1Tools ...................................83

18.1.2TestEquipment..............................83

18.1.3SoftwareandUser’sManuals ......................85

18.2Preparation....................................85

18.3ScopeSettings..................................87

18.4 Check the Head Sync Timing ..........................87

18.5AdjusttheHeadSyncTiming..........................91

18.6VerifytheAdjustment..............................92

18.7ReassembletheEXB-8200 ...........................92

viii 510003-001

Figures

Figure2-1ConnectorandSwitchLocationsfortheDBCard............... 8

Figure2-2LocationofDIPSwitchesandRemoteConnectoronDSCard ........ 8

Figure2-3SCSIIDDIPSwitchSettingsfortheDBandDSCards............10

Figure2-4SCSIIDJumperConnectionsfortheDRCard.................10

Figure2-5SCSIIDJumperConnectionsfortheDSCard.................10

Figure2-6LocationoftheUnloadButton.........................12

Figure3-1LocationofDIPR-PacksonRearofEXB-8200................14

Figure3-2LocationofSIPR-PacksonRearofEXB-8200 ................16

Figure4-1LocationofScrewsinTopCover........................18

Figure4-2LocationofScrewsinTopCover(sameasFigure4-1)............20

Figure5-1LocationofScrewsintheSVCardCover ...................22

Figure6-1LocationofCardRetainers(deckhangernotshown).............24

Figure7-1LocationofDeckHanger............................26

Figure8-1LocationofEdgeConnectorMountedCards..................30

Figure8-2LocationofRWCardWireHarnessConnections ...............32

Figure9-1LocationofSVCardMountingScrews ....................34

Figure9-2LocationofSVCardConnectors........................36

Figure9-3ConnectorKeySockets.............................38

Figure10-1LocationofEdgeConnectorMountedCards.................42

Figure10-2LocationofEPROMforMX,MS,orMVCards...............44

Figure10-3LocationofEPROMforMXandMSCards .................44

Figure 10-4 Location of EPROM for MX, MS, or MV Cards (same as Figure 10-2) . . . 46

Figure10-5LocationofEPROMforMXandMSCards(sameasFigure10-3).....46

Figure10-6LocationofEdgeConnectorMountedCards.................48

Figure11-1LocationofSVCardEPROMforSVCard721103-Bxx...........50

Figure11-2LocationofSVCardEPROMforSVCard721102-Bxx...........52

Figure 11-3 Location of SV Card EPROM for SV Card 721102-Bxx

(sameasFigure11-2)....................................54

Figure12-1LocationofDoorReleaseLever .......................56

Figure12-2LocationofFaceplateMountingScrews ...................56

Figure12-3LocationofFaceplateMountingScrews(sameasFigure12-2).......58

Figure13-1LocationofDoorReleaseLever .......................60

Figure13-2DoorandDoorRetainerSeparation......................60

May 1990 ix

Figure13-3RelationshipamongtheDoor,DoorRetainer,andDoorBracket.......62

Figure14-1LocationofDeckMountingScrews......................64

Figure14-2LocationofDeckMountingScrews(sameasFigure14-1)..........66

Figure15-1MainHousingRemoval............................68

Figure17-1DataCartridgewithDoorTapedOpen ....................74

Figure17-2EXB-8200withTapeLoaded.........................76

Figure17-3EXB-8200withTapeLoaded ........................78

Figure17-4EXB-8200withTapeLoaded(sameasFigure17-3).............80

Figure 18-1 Oscilloscope Connections for the Head Sync Timing Procedure .......84

Figure18-2Waveforms ..................................86

Figure18-3Waveforms(sameasFigure18-2) ......................88

Figure18-4Waveforms(sameasFigure18-2) ......................90

Tables

Table2-1PinAssignmentsontheRemoteConnector...................11

Table10-1MV/MX/MSPCBPartNumbers........................45

x510003-001

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