Chapter 1 Fundamentals And Operations Of Computers

• Topic 1—Computer Functions And Types
• Types Of Computers
• Figure  1-2.—Example  Of  A  Maintenance  Console  Panel  Of  A  Digital  Computer
• Figure  1-4.—Example  Of  A  Minicomputer
• Figure  1-5.—Example  Of  A  Microcomputer
• Operational Uses Of Computers
• Tactical Support Systems
• Snap Systems
• Operator Controls
• Figure  1-9.—Computer  Switching  And  Control  Panel  Used  On  A  Cds/Ntds  System
• Online And Offline Modes Of Operation
• Battle Short Mode Of Operation
• Operational Requirements Of Computer Systems
• Shipboard  Emi  Control
• Minicomputers
• Summary

Chapter 2 Computer Configurations And Hardware

• Individual Functional Block Diagrams
• Figure  2-3.—Example  Of  An  Individual  Functional  Layout  Of  A  Single  Cabinet  Configuration
• Physical Layouts Of Computers
• Figure 2-5.—Physical Layout Of A Single Mainframe Computer Set
• Backplane Or Motherboard
• Computer Frames/Cabinets
• Modular-Designed Computer Frames/Cabinets
• Figure 2-10 Example Of A Modular Designed Frame Computer
• Cage Or Rack-Designed Computer Frames/Cabinets
• Motherboard Or Backplane Designed Computer Frames/Cabinets
• Safety And Security Degisn Features Of Computer Frames/Cabinets
• Subassemblies Used In Computers
• Keyed Printed Circuit Boards
• Computer Connectors And Cables
• Two Piece Plug And Receptable Pcb Connectors
• Figure  2-19.—Rectangular  Multipin  Connectors
• Internal Connectors
• Internal Connector Receptacles
• Internal Conductors (Wires)
• External Connectors
• Figure 2-27 Example Of A Jack Keyed For A Connector Plug
• Cable Architecture
• Figure  2-31.—Grounding  A  Cable
• Coaxial  Cables
• Computer Cooling Systems
• Printed Circuit Boards

Chapter 3 Computer Operator Control And Controlling Units

• Indicators (Lights)
• Position Switches
• Toggle  Switches
• Figure  3-2.—Example  Of  A  Typical  Controlling  Unit
• Table 3-1.–Part Of A Table Detailing Controls And Indicators Of A Typical Controlling Unit
• Power/Temperature Panels
• Control And Maintenance Panels
• Display Control Units
• Computer Control Panels
• Keyboards
• Teletypes
• Remote Consoles And Remote Operator Control Units
• Summary—Computer Operator Controls And Controlling Units
• Figure  3-12.—Example  Of  A  Remote  Console.

Chapter 4 Computer  Components  And  Circuits

• Topic 1—Computer Number Systems
• Figure 4-1.—Illustration Equivalences Between Binary, Octal, Hexadecimal, And Decimal Numbers.
• Topic 2—Computer Logic
• Ic Packaging
• Figure 4-4.—Example Schematics Of Bipolar Ics.
• Topic 4—Digital Ic’s
• Digital Ic Convention
• Digital Ic Groups
• Flip-Flops
• Decision-Making Functions
• Data Routing Circuits
• Figure 4-17.—Example Of Command Enable Used In A Circuit.
• Figure  4-19.—Example  Of  A  Demultiplexer  Circuit.
• Memory-Type Functions
• Registers
• Figure  4-26.—Example  Of  A  Double-Line  Parallel  Transfer,
• Linear Ic Family Types
• Linear Ic Gates
• Line Driver And Receiver Integrated Circuits
• Systems Interface Circuits
• Topic 6—Timing Circuits
• Timing Circuit Functions
• Topic 7—Computer Data Types And Formats
• Topic 8—Power Supplies
• Computer Power Supply Controlling Devices
• Computer Power Supply Protection
• Microcomputers
• External Computer Protection Devices
• Summary-Computer Components And Circuits
• Power Supplies

Chapter 5 Central Processing Units And Buses

• Topic 1—Control Section
• Timing
• Master  Clock
• Main Timing Signals
• Instruction And Control
• Figure  5-4—Example  Of  Instruction  Translation  And  Execution  Circuitry.
• Figure 5-6.—Example Of An Arithmetic Detecting Circuit Used To Indicate A Subtraction Overflow Condition
• Figure  5-8.—Block Diagram Of An Operation To Determine An Absolute Address
• Instruction Operation Levels
• Microcomputer Interrupt Types
• Class Ii Interrupts
• Interrupts  And  Interrupt  Codes
• Terminate  Current  Program  Execution
• Control Memory
• Cache Mapping Techniques
• Read-Only Memory (Rom)
• Basic Input/Output System (Bios)
• Instructions
• Alu Operations
• Figure  5-15.—Floating-Point  Numbers:  A.  Fractional  Number;  B.  Very  Large  Number
• Figure 5-16.—Floating-Point Numbers: A. Single Precision; B. Double-Precision
• Operation  Types
• Bus Types
• Computer Interconnection System
• Bus Operations
• Processor  Bus
• Summary-Central Processing Units And Buses
• Bus Operations

Chapter 6 Computer Memories

• Memory Organization
• Memory Modules
• Memory Operations
• Figure  6-5.—Memory  Address  With  An  8-Bit  Word.
• Memory Cycle
• Memory Fault Detection
• Memory Types
• Topic 2 Read/Write Memories
• Core Storage Layout
• Figure  6-11.—64  × 64  Array  Memory  Quadrant
• Core Address Selection
• Film Memory
• Packets
• Sense/Digit Line
• Figure 6-18.—Example Portion Of A Film Array
• Figure  6-20.—Memory  Location  Words
• Mated Film Storage Read/Write Cycle
• Write  (Restore)  Cycle.
• Read/Write  Cycle  Circuits
• Figure  6-24.—Ram  Chip
• Static Ram (Sram)
• Figure  6-29.—Sram  Mos  Cell.
• Dynamic Ram (Dram)
• Figure  6-32.—Dram  Storage  Cell
• Dynamic Ram Organization And Operation
• Rom (Ndro) Modules
• Read-Only Memory (Rom) Operations
• Figure  6-36.—Hardwired  Magnetic  Rom.
• Read-Only Memory Types
• Dynamic Random Access Memory
• Read-Only  Memory  (Rom)

Chapter 7 Input/Output (I/O) And Interfacing

• Topic 2—Input/Output (I/O) Organization
• Input/Output  Processor
• Figure  7-3.—Example  Of  A  Repertoire  Of  Ioc  Commands
• Figure  7-4.—Ioa,  Top  View  With  I/O  Connectors.
• Figure  7-5.—I/O  Connectors,  Rear  Of  Computer  Cabinet.
• Figure  7-6.—Ioa/Ioc  Interface
• Input/Output Data Arrangement
• Input/Output   Instructions
• Command Instructions
• Operating Modes
• Input/Output  Functions
• Control Circuits
• Categories Of I/O Operations
• Interrupt Driven I/O
• Direct Memory Access (Dma)
• Methods Of Connections
• I/O Interfacing Standards
• I/O Interfacing Components
• Read/Write  Control
• Line Drivers/Receivers
• Ntds Input/Output (Mil-Std-1397)
• Small Computer System Interface (Ansi X3.131)
• Rs-232 (Eia Rs-232 And Mil-Std 188)
• Ieee 802.3 (Ethernet Dix)
• Figure  7-23.—Daisy  Chain  In  An  Ethernet.
• Enhanced Small Device Interface (Esdi)
• I/O Serial Data Operations
• Dce/Dte Serial I/O Cable Signals
• Rs-232 Pin Description
• I/O  Parallel  Data  Operations
• Single Cable Sequence Of Events
• Computer To External Equipment (Two Cables)
• External Interrupt (Ei) Sequence Of Events
• Intercomputer I/O Operations
• Intercomputer Data Transfer
• Direct Memory Access (Dma)
• Intercomputer  I/O  Operations

Chapter 8 Computer Instructions And Man/Machine Interfaces

• Topic 1-Computer Instructions
• Application/Operational  Programs
• Instructions Classified By Function
• Instruction Language Interpretation
• Figure  8-2,  A.—Examples  Of  Instruction  Interpretations  For  Two  Mainframe  Computers
• Instruction Formats
• Mainframe Computer Instruction Formats
• Figure 8-5.—Illustrations Of Instruction Word Formats I, Ii, And Iii
• Instruction Operand Addressing
• Indexed Operand Addressing
• Relative Operand Addressing
• Multiple-Word Instructions
• Figure  8-17.—Display  Panels  And  Data  Entry  Keyboards  On  A  Display  Control  Unit  (Dcu).
• Man/Machine Operating Modes
• Microcomputers
• Figure  8-19.—Jumper  Connections
• Execute Internal Diagnostics
• Initiate Operational Programs
• Patch Or Revise Software
• Execute Internal Diagnostics
• Execute Bootstrap
• Mainframes
• Execute Internal Diagnostics
• Initiate Operational Programs
• Patch   Or   Revise   Software

Chapter 9 Magnetic Tape Storage

• Magnetic Tape Construction
• Tape Storage And Handling
• Tape  Control
• Identifying And Correcting Problems With Magnetic Tapes
• Data Storage On Magnetic Tape
• Writing/Reading Magnetic Tape
• Data Organization And Timing
• Data Files On Tape
• Figure  9-13.—A  Magnetic  Tape  Unit
• Topic 2 Magnetic Tape Devices
• Magnetic Tape Unit Operations
• Mtu Offline Operations
• Figure  9-17.—An  Mtu  System  Control  Panel.
• Magnetic Tape Transport (Mtt)
• Mtt Block Diagram
• Figure  9-21.—An  Mtt  Functional  Block  Diagram
• Capstan Servo Control
• Topic 3 Maintenance Requirements
• Diagnostic  Programs
• Magnetic  Tape  Transports

Chapter 10 Magnetic Disk Storage

• Types Of Disks
• Organizing Data On Disks
• Directories
• Root Directory
• File  Allocation  Table
• The 5.25 Inch Floppy Disk Construction
• Write Protect/Write Enable Slide
• Drive Electronics Circuit Board
• Density And Coercivity
• Using Low-Density Disks In High Density Drives
• Floppy Disk Care And Handling
• Figure  10-9.—Floppy  Disk  Handling  Precautions.
• Magnetic Disk Packs
• Operator’s Panel
• Table  10-8.—Status/Maintenance  Panel  Fault  Codes
• Figure  10-15.—A  Controller  Block  Diagram
• Microprocessor
• Disk Control Logic
• Spindle Assembly
• Head/Arm Assemblies
• Write Operation
• Topic 4 Fixed Hard Disk Systems
• Disk Platters
• Voice Coil Head Actuator
• Frequency Modulation (Fm)
• Fixed Disk Interfaces
• Enhanced Integrated Drive Electronics (Eide)
• Creating A Dos Partition
• Preventing Virus Infections
• Fixed Disk Care And Handling
• Floppy  Disk  Drive  Operation
• Fixed  Disk  Controllers

Chapter 11 Cd-Rom Storage

• Data Storage Structure
• Constant Linear Velocity
• Topic 2—Cd-Rom Drives
• Tracking And Focusing
• Interface Section
• Summary—Cd-Rom  Storage

Chapter 12 Printers

• Character Sets
• Alternate Character Sets
• Line Characteristics
• Interface Section
• Paper-Feed Assemblies
• Topic 3—Impact Printers
• Chain And Band Printers
• Character Printers
• Topic 4—Nonimpact Printers
• Laser Printers
• Figure  12-14.—A  Laser  Imaging  System
• Laser Printer Page Languages
• Summary—Printers
• Control  Section

Chapter 13 Data Conversion Devices And Switchboards

• Figure  13-1.—Analog  And  Digital  Quantity  Comparisons
• The Analog-To-Digital Converter
• Binary  Angular  Measurement
• Synchro Systems
• Synchro  Signals
• Synchro-To-Digital (S/D) Conversion
• Digital-To-Linear/Scalar Conversion
• Figure  13-6.—Dac  Front  Panel
• Dac Functional Description
• Figure  13-8.—Mounting  Base.
• Base Controls And Indicators
• Ready Digital (Rd) Data
• Multiplexing  Data Converters
• Keyset Central Multiplexer
• Duplexer And Input/Output (I/O) Logic
• Demand Digital (Dd) Inputs
• Digital Input Channels And Digital Output Channels
• Dic Computer Operation
• Controls And Indicators (Kcmx)
• Computer Input Data Register Panel (A1)
• Digital Control Logic Panel (A2)
• Digital Input Channel (Dic) Logic Panel (A3)
• Figure  13-14.—Manual  Switchboard
• Digital Switchboards
• Remotely  Controlled  Switchboards
• Figure  13-18.—Equipment  Interconnection  Through  The  Cds  Dfcs
• Power Distribution Panel
• Figure  13-21.—R3dlso-1b/R5dlso-1b  Linear  Movement  Switch  Assembly
• Switch Control And Potential Transformer Aco Assembly
• Figure 13-23.—Magnetic Tape Interconnection Through The Dfcs
• Relay Tester Assembly
• Figure  13-27.—Cscp  Controls  And  Indicators
• Table  13-6.—Matrix  Panel  Connection  Code
• Analog  Switchboards
• Indicator Panel Assembly
• Fuse Tinter Panel Assembly
• Snap Switch Panel Assembly
• Linear Movement Switches
• Analog And Digital Quantities
• Kcmx Input And Output

Appendix I Glossary

• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary
• Appendix I Glossary

Appendix Ii References

• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References
• Appendix Ii References

Index

• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index
• Index

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