Tektronix 7140 Manuals

Manuals and User Guides for Tektronix 7140. We have 1 Tektronix 7140 manual available for free PDF download: Instruction Manual

Tektronix 7140 Instruction Manual

Tektronix 7140 Instruction Manual (117 pages)

oscilloscope with options

Brand: Tektronix | Category: Test Equipment | Size: 8.57 MB

Table of Contents

Table of Contents
4
List of Illustrations
7
List of Tables
9
Operators Safety Summary
10
Servicing Safety Summary
12
Section 1 General Information
14
- Introduction
  14
  - Operators Manual
    14
  - Instruction Manual
    14
  - Installation
    14
    
    Initial Inspection
    14
    
    Operating-Power Information
    14
    
    Operating Voltage
    15
    
    Operating Temperature
    15
    
    Operating Position
    15
  - Packaging for Shipment
    16
- Specification
  16
  - System Electrical Specification
    24
- Standard Accessories
  27
Section 2 Operating Instructions
28
- Preliminary Operation
  28
- Reduction of Display Gain with in
  28
- Output Charge
  28
- Plug-In Units
  28
  - Installation of Plug-In Units
    29
  - Front-Panel Color Coding
    29
  - Operators Checkout Procedure
    29
    
    Test Equipment Required
    29
    
    Preliminary Setup
    29
    
    Display Focus
    30
    
    Trace Alignment
    30
    
    Graticule Illumination
    30
    
    Control Illumination
    30
    
    Vertical Deflection System
    30
    
    Horizontal Deflection System
    30
    
    A Intensity
    32
    
    B Intensity
    32
    
    Triggering
    34
    
    Readout
    34
    
    Beamfinder
    35
  - Calibrator
    35
    
    Z-Axis Input
    35
    
    Intensity Limiting
    35
  - Detailed Operating Information
    35
    
    Graticule
    35
    
    Graticule Illumination
    35
    
    Grat Illum
    35
    
    Light Filter
    36
    
    Control Illumination
    36
    
    Intensity Controls
    36
    
    Display Focus
    36
    
    Astigmatism-Focus Adjustments
    36
    
    Beamfinder
    37
    
    Trace Alignment
    37
    
    Readout Display
    37
    
    Care of Crt Screen
    38
    
    Vertical and Horizontal Mode Combinations
    38
    
    Vertical Trace Separation
    40
    
    Trigger Source
    40
    
    Calibrator Output
    40
    
    Signal Outputs
    41
    
    Display Photography
    41
- Intensity Modulation
  42
- Remote Input Signals
  42
- Applications
  42
- Vertical Amplifier Plug-In Units
  42
- Time-Base Plug-In Units
  43
- Sampling Displays
  43
- Special Purpose Plug-In Units
  43
- Raster Displays
  44
Section 3 Theory of Operation
47
Block Diagram
47
- Description
  47
- Power
  48
Detailed Circuit Operation
50
- Logic Fundamentals
  50
  - Logic Polarity
    50
  - Input/Output Tables
    54
- Non-Digital Services
  54
- Cable Distribution
  54
- Mode Switch and Calibrator
  54
  - Calibrator
    54
  - Mode Switching
    54
- Main Interface
  54
- Logic
  54
  - Horizontal Logic
    56
  - Z-Axis Logic
    58
  - Horizontal Binary
    59
  - Vertical Binary
    61
  - Plug-In Binary
    62
  - Vertical Chopped Blanking
    63
  - Chop Counter
    64
  - Vertical Mode Logic
    67
  - Trace Separation
    67
  - Mcp (Microchannel Plate) Intensity Tracking
    68
  - Time-Base Controlled Z-Axis for X-Y
    68
  - Displays
    68
  - Vertical Mode
    68
  - Vert Trace Separation (B)
    69
- Trigger Selector
  70
Readout System Sn 8053266 & below
71
- Display Format
  71
- Developing the Display
  73
- Time-Slot Counter
  77
- Word Trigger
  77
- Channel Counter
  78
- Single-Shot Lockout
  78
- Encoding the Data
  78
- Column and Row Data Switches
  80
- Display-Skip Generator
  81
- Column and Row Decoders
  81
- Zeros Logic and Memory
  81
- Character Generator
  83
- Decimal Point Logic and Character Position Counter
  83
- Format Generator
  84
- Y-Output
  84
- X-Output
  84
- Display Sequence
  84
- Display Format
  86
- Developing the Display
  86
- Timer
  89
- Time-Slot Counter
  89
- Word Trigger
  92
- Channel Counter
  92
- Single-Shot Lockout
  92
- Encoding the Data
  92
- Column and Row Data Switches
  93
- Display-Skip Generator
  94
- Column and Row Decoders
  94
- Zeros Logic and Memory
  95
- Character Generator
  95
- Horizontal Character Position Counter
  97
- Decimal Position Logic
  97
- Signals out
  98
- Sawtooth Amplifier
  99
- Gate Amplifier
  99
- Graticule Illumination
  99
- Vertical Channel Switch
  99
- Channel Switch
  99
- Vertical Channel Selector
  99
- Right and Left Channel Feedbeside
  100
- Vertical Amplifier
  100
- Delay-Line Compensation
  100
- Output Amplifier
  101
- Feedbeside
  101
- Auxiliary Amplifier
  101
- Power Supply Shutdown
  102
- Horizontal Channel Switch
  102
- Channel Switch
  102
- Horizontal Channel Selector
  102
- A and B Channel Feedbeside
  102
- Horizontal Amplifier
  103
- Readout Positioning
  103
- Output Amplifier
  103
- Input Clamp
  103
- Intensity Limiter and Z-Axis
  104
- Intensity Limiter
  104
- Z-Axis Amplifier
  105
- Auto Focus
  106
- Crt Circuit
  106
- Control Grid DC Restorer
  106
- Focus Grid DC Restorer
  107
- High-Voltage Transformer
  107
- Anode Voltage Multiplier
  107
- Grid Bias Supply
  107
- Microchannel Plate Supply
  107
- Grid Bias
  110
- 2400 Volt Supply
  110
- Grid Crow Bar
  111
- Crt
  111
- Control Rectifier
  112
- Inverter Start Network
  112
- Inverter
  113
- Over-Voltage Stop
  113
- Inverter Control
  113
- Power on Logic
  115
- Lv Regulator
  115
- Operational Amplifier Power Supplies
  115
- Volt Supply
  116
- Fan Circuit
  117
- X-Y Operation
  117

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