Tektronix 4023 Manuals

Manuals and User Guides for Tektronix 4023. We have 3 Tektronix 4023 manuals available for free PDF download: Service Manual, Instruction Manual

Tektronix 4023 Service Manual

Tektronix 4023 Service Manual (201 pages)

COMPUTER DISPLAY TERMINAL

Brand: Tektronix | Category: Monitor | Size: 22 MB

Table of Contents

Table of Contents
4
Installation and Operation
8
- Introduction
  8
- Installation
  8
- Control Descriptions
  15
  - General
    15
  - Display and Power Controls
    15
  - Rear Panel Control
    16
  - Console Controls and Indicators
    16
  - The Keyboard
    18
  - Function Pad Controls
    18
- Operating Modes
  20
  - General
    20
  - Direct Entry
    20
  - Buffer Entry
    20
    
    Enter Key Entry
    20
    
    Send Key Entry
    21
    
    Use of Message Separators
    21
  - Buffer Form Fill-Out Entry
    21
  - Nul Suppression
    23
Characteristics
24
- Introduction
  24
- Alphabetic Listing
  25
- Tables
  30
  - Accessories
    30
  - Code Effect
    30
  - Data Coding
    34
  - Data Transfer
    34
  - Display Specifications
    35
  - Editing Specifications
    36
  - Environmental Specifications
    36
  - Field Attribute Codes
    37
  - Power Supply Specifications
    38
  - Reset Key Functions
    38
  - Strap Options
    39
  - Timing Specifications
    46
Maintenance
48
- General Information
  48
  - Introduction
    48
  - Desk Mounting
    48
  - Mounting the Terminal on the Optional Pedestal
    48
  - Servicing Procedure
    48
  - Soldered Options
    48
  - Troubleshooting Information
    49
  - Troubleshooting Procedure
    49
  - Recommended Troubleshooting Equipment
    49
- Disassembly and Assembly
  50
  - Access to the Display Unit Circuitry
    50
  - Keyboard Information
    50
  - Circuit Card Information
    50
  - Rear Assembly Removal
    50
  - Monitor Assembly Information
    51
    
    Monitor Assembly Removal
    52
    
    CRT Removal
    52
    
    Monitor (CRT) Installation
    52
    
    Deflection Amplifier and High Voltage Board
    52
    
    High Voltage Transformer Removal
    52
  - Silicon Grease
    52
  - Power Transformer Information
    52
Performance Check/Adjustment
54
- Performance Check
  54
  - General
    54
  - Performance Check Procedure
    54
- Adjustment
  62
- Introduction
  62
- Equipment Required
  62
- Adjustment Procedure
  62
  - Preliminary
    62
  - Remove the Terminal Cover
    62
  - Detailed Procedure
    62
Electrical Parts List
68
Theory of Operation
96
- Introduction
  96
- General Descriptions
  96
  - Keyboard
    96
  - Timing Card
    96
  - Keyboard Interface Card
    97
  - Control Card
    97
  - Cursor Card
    98
  - RAM Card
    98
  - Edit Card
    98
  - Low Voltage Power Supply
    98
  - Display Circuits
    99
- Detailed Description
  99
- Keyboard Description
  99
  - General
    99
    
    Coded Character Generation
    99
    
    Function Pad Operation
    99
  - Miscellaneous Functions
    100
- Timing Card
  100
  - Timing
    100
  - Character Generation
    102
  - Retrace Times
    103
  - Circuit Functions
    104
  - Miscellaneous
    106
- Keyboard Interface Card
  106
  - Inputting Keyboard Data
    106
  - Control Character Decoders
    107
  - Keygate Generator with Repeat
    107
  - TSTROBE and CSTROBE Control
    107
  - Move Cursor Timing
    107
  - Move Cursor Gates
    108
  - Carriage Return and Line Feed Circuits
    108
  - Clear Page and Erase Input Circuits
    108
  - Page Full Circuit
    109
  - Wrap-Around Circuit
    109
THEORY of OPERATION (Cont)
109
Control Card
109
Cursor Card 6·20
115
- General 6·20
  115
- Cursor Register Operation 6·20
  115
- Display Register Operation 6·20
  115
- Edit Effects on the Registers 6·21
  116
- Cursor Addressing and Reading 6·23
  118
- Miscellaneous Circuits 6·24
  119
- Summary of Register Operations 6·24
  119
Random Access Memory (RAM) Card 6·26
121
- Introduction 6·26
  121
- Operation of Major Circuits 6·26
  121
- Sense Amps 6·27
  122
- Miscellaneous Circuits 6·27
  122
Edit Card 6·28
123
- Introduction 6·28
  123
- Edit Circuits 6·28
  123
- Read Cursor Position 6·29
  124
- Cursor Positioning 6·30
  125
- Character Decoding Circuit 6·30
  125
- Bit 8 and Bit 9 Set 6·30
  125
- Tab/Backtab Circuits 6·30
  125
Display Circuits 6·31
126
- General 6·31
  126
- Vertical 6·31
  126
- Horizontal 6·31
  126
- Video 6·32
  127
- Brightness 6·32
  127
- Focus 6·32
  127
Power Supply 6·33
128
- 15·Volt Supply 6·33
  128
Wiring and Signal Information
129
- Wiring 6·34
  129
- How to Use the Wiring Information 6·34
  129

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Tektronix 4023 Instruction Manual

Tektronix 4023 Instruction Manual (82 pages)

COMPUTER DISPLAY TERMINAL

Brand: Tektronix | Category: Touch terminals | Size: 25 MB

Table of Contents

Tektronix 4023 Instruction Manual

Tektronix 4023 Instruction Manual (76 pages)

COMPUTER DISPLAY TERMINAL

Brand: Tektronix | Category: Touch terminals | Size: 2 MB

Table of Contents

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