9914V TAPE UNIT

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Section 5 Diagnostic Programs5.1 Common Error Codes ............................. 5-5.1.1 Error Code 89 - No Write Ring . . . . . . . . . . . . . . . . .. 5 -5.1.2 Error Code 90 - No Write Current . . . . . . . . . . . . . . . . . 5 - 25. 1 .3 Error Codes 98 & 99 . . . . . . . . . . . . . . . . . . . . . . . . 5 - 25.2 Program Descriptions and Error Codes .................... 5- 3Section 6 The Status Bytes6.1 Status Byte Fl ................................. 6 -6.2 Status Byte F2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 -6.3 Status Byte F3 ................................. 6 - 16.4 Status Byte F4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 26.5 Status Byte F5 ................................. 6 - 26.66.7Status Byte F6Status Byte F7............................... 6- 2............................... 6- 46.8 Status Byte F8 ................................. 6 - 56.9 Status Byte F9 ................................. 6 - 66.10 Status Byte FlO. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 76.116.12Status Byte FllStatus Byte F126- 86- 86.13 Status Byte F13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6- 96.146.156.166.17Status Byte F14Status Byte F15Status Byte F 16Status Byte F176- 96- 96 -106 -106.18 Condensed Status Bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 -146.18. 1 Status Byte C7 . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 146.18.2 Status Byte C8 . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 -156.18.3 Status Byte C9 . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 -15Section 7 Sub-Assemblies7.1 Service Equipment and Procedures . . . . . . . . . . . . . . . . . . . . . 7 - 17.1.1 General Notes ............................ 7- 17.1.2 ESO Precautions .......................... 7 - 17.1.3 Electrical Servicing Equipment ................... 7 - 27.1.3.2 Mechanical Servicing Equipment .................. 7- 27.1.4 Tapes ................................ 7 - 27.1.5 Settings After FRU Replacement .................. 7- 3x 9914 V Servicing Manual 95 125456 (Draft Issue D)
7.2 MaIns Transformer and Switch ........................ 7 - 47.2.1 Function ............................... 7 - 47.2.2 Location ............................... 7 - 47.2.3 Checkout ....... "..................... 7 - 47.2.4 Setting ................................ 7 - 57.2.4.1 Wiring the AC Supply Plug . . . . . . . . . . . . . . . . . . . . . 7 - 67.2.4.2 Wiring the DC Supply Input ..................... 7- 77.2.5 Removal and Replacement ..................... 7 - 87.3. Power Supply Board .............................. 7- 97.3.1 Function ............................... 7 - 97.3.2 Location............................... 7 = 97.3.3 Checkout ........................... ," 7 - 97 .3.4 Setting................................ 7 - 107.3.5 Removal and Replacement ..................... 7 - 107.4 Servo Control Board .............................. 7 - 117.4.1 Function ............................... 7 - 117.4.2 Location ............................... 7 - 117.4.3 Checkout.............................. 7 - 117.4.4 Setting ................................ 7 - 127.4.5 Removal and Replacement ..................... 7-127.5 Operator's Panel ................................ 7 - 127.5.1 Function ............................... 7 - 137.5.2 Location ............................... 7 - 137.5.3 Checkout.............................. 7 - 137.5.4 Setting ................................ 7 - 147.5.5 Removal and Replacement ..................... 7- 147.6 Supply Hub ................................... 7 - 157.6.1 Function ............................... 7 -157.6.2 Location ............................... 7 - 157.6.3 Checkout .............................. 7 - 157.6.4 Setting ................................ 7 - 157.6.5 Removal and Replacement . . . . . . . . . . . . . . . . . . . . . 7 - 167.7 Supply Reel Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 177.7.1 Function ............................... 7 - 177.7.2 Location ............................... 7 - 177.7.3 Checkout .............................. 7 - 177.7.4 Setting ................................ 7 - 177.7.5 Removal and Replacement ....................... 7 -177.8 Tape Path Assembly .............................. 7- 187.8.1 Function ............................... 7 - 187.8.2 Location......................... . . . . . . 7 - 187.8.3 Checkout .............................. 7 - 187.8.4 Setting ................................ 7 - 187.8.5 Removal and Replacement . . . . . . . . . . . . . . . . . . . . . 7 - 1995 125456 (Draft Issue D) Preface & Contents xi
Page 1 and 2: 9914V TAPE UNITSERVICING MANUALDocu
Page 3 and 4: Bescheinigung des HerstellersHiermi
Page 5 and 6: INTERNAL CODE LICENSEPLEASE READ TH
Page 7 and 8: Table of ContentsSection 1 9914V Ov
Page 9: Section 3 Fault-Finding and Calibra
Page 13 and 14: 7.17 Pertec Cache Interface Board .
Page 15 and 16: Illustrations of Parts8.2.1 TAPE PA
Page 17 and 18: 1.9914V OverviewThis 9914V Servicin
Page 19 and 20: 1.2.3 Access, Modularity, and Tools
Page 22 and 23: 1.3 Short-Form SpecificationTape Ty
Page 24 and 25: 1.4 StreamingTo maintain streaming,
Page 26 and 27: 1.5 lor. Mains SystemsD€finition:
Page 28 and 29: c) Miscellaneous circuits:i) to acc
Page 30 and 31: !IOperator"s PanelI~Mlcroprocessor~
Page 32 and 33: ) Drive CurrentsThe processor outpu
Page 34 and 35: ) LocatingIn order to check the loc
Page 36 and 37: 2.3 Data Control Board Description2
Page 39 and 40: Signal MODEa MODE1 MODE2 MODE3Meani
Page 41 and 42: 2.4.2.3 Write Power ControlThis blo
Page 43 and 44: Under fixed gain conditions, the am
Page 45 and 46: tilE THRESI-'OLD .. . t ...........
Page 47 and 48: 2.5.3.1 Control StrategyThere are f
Page 49 and 50: 2.6 Pre-Amplifier DescriptionThis s
Page 51 and 52: SKI I! SK2CJ '---..;;.......,;----'
Page 53 and 54: 2.8.3 SCSI InterfaceThe SCSI Contro
Page 55 and 56: 3.Fault Finding3.1 Scope of Section
Page 57 and 58: Hub Sensor pcb-PLHS,ITachoI~PlAL II
Page 59 and 60: DisplayExplanationSuspect FRU* BOT
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Display Explanation Suspect FRUOKTh
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95 125456 (Draft Issue D) Fault Fin
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3.3.4 On-line IndicationsThe full l
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3.4 Fault-Finding Routines3.4.1 Int
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0lFaultl Possible causesI nvestigat
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Faultl Possible causes Investigatio
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o11Fault I Possible causes Investig
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I\.)I\.)Fault I Possible causesInve
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3.6 Manual Tape ThreadingSince the
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Re-calibration of the 98 i Li.\t ;;
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Configuration bytes 06 onwards are
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4.3 Configuration Byte 07 - Host In
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4.5 Configuration Byte 09 - Host In
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4.7 Configuration Byte 11 - Conditi
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4.9 - Configuration Byte 13 - Misce
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4.11 Configuration BytE.; '~g - Mis
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Option0102030405MeaningDNSDIS-1DNSD
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This page has no technical content4
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5.1.2 ',-ite CurrentFallaw the flow
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No. Function No. Function00 NULL PR
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Program 03NoteDescriptionILWD Line
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When run on-line, the programs expe
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Program 14DescriptionSet Block Leng
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Pro-:;r~UI 25Write, Backspace, Read
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Program 32 ~~;ce " ~IocksNotes - ;"
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i t 1 7 6 5 4 3 1 2 1 0I I I 1 I 1
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L should not be displayed with the
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EXIT Denotes the first exit point o
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Program 65Program 66DescriptionErro
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Prog"ram 69DescriptionError CodesIn
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Error Codes~: : AL f',l;:·)le cali
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Program 80Set Default NVR ValuesNot
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Program 98DescriptionError CodesCle
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6.4 Status Byte F4When an on-line d
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6.7 Status Byte F7Status byte F7 co
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· - -6.9 Status Byte F9Status byte
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6.11 Status By'"_-; ~ i ~Status byt
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6.16 Status Byte F16Bit Name Meanin
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it 7 bit 6bit 5 bit 4 bit 3 bit 2 b
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6.18 Condensed Status BytesThe 9914
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.....(J)ClWRITE ERR LOGbit 7 bit 62
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7.1.3 Electrical Servicing Equipmen
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7.2 Mains Tra.~- ad SWitchThe mains
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7.2.4.1 Wiring the AC Supply PlugWa
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7.4.4 SettingThe Servo Control perf
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Notes to Table 7.5.3:i) dual-functi
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ALLEN KEYE~ECTORSUTTONTOGGLEARf\iv)
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7.8 Tape Path Assembly7.8.1 Functio
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7.9.2 LocationThe tape cleaner is m
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7.11 rension Arm Assembly7.11.1 Fun
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The 9914V Data Central boards use E
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vi) Disconnect the IDC connectors t
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No attempt should be made to discon
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7.17.2 LocationThe PCI board is a p
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8.1 Available Spares8.1.1 Major Spa
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8.1.3 Subsidiary Spares Lisi:Parts
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\\-FIGURE 8.2.1TAPE PATH ASSEMBLY8-
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FIGURE 8.2.2 PARTS ABOVE THE TAPE P
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FIGURE 8.2.3(a) PARTS BELOW THE TAP
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FIGURE 8.2.3(b) PARTS BELOW THE TAP
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02 _____lG(3FIGURE 8.2.4 SUPPLY HUB
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\2II\0FIGURE 8.2.5 COOLING FAN ASSE
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00I~00
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--1LU---a--- 01FIGURE 8.2.7 ANALOGU
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FIGURE 8.2.8 DIGITAL DATA PATHS BOA
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FIGURE 8.2.9 DATA CONTROL BOARD8 -
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00If\.)0>
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l-ClI I",-...1\I,II1\O~\III\----FIG
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loll 'eOIl~~10-I
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FIGURE 8.2.13 OPERATOR PANEL AND SW
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o17--ljII 1011----~.....FIGURE 8.2.
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FIGURE 8.2.15 MAINS SWITCH8 - 36 99
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-----.\2~\\ ~1~IOFIGURE 8.3.1SCSI B
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16 ________15 Y! ! II I' I1 I' ,0\
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\0{1b'5 13 16FIGURE 8.3.3 DC POWER
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~-------~IFIGURE 8.4.1MAINS TRANSFO
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FIGURE 8.4.2 HUB SENSOR PCB8 - 46 9
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12II10-lWI--fl---OIFIGURE 8.4.3 AIR
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D14DFIGURE 8.4.4 AC FUSE KIT8 - 50
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o\ft~o·~)bJa:1FIGURE 8.4.5 DC FUSE
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8 - 54MOTHERBOARDFIGURE 8.4.6 95 12
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This page has no 'technical content
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