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Service Manual
TDS3000B Series
Digital Phosphor Oscilloscopes
071-0972-05
Revision B
This document supports firmware version 3.00
and above for TDS3000B Series instruments only.
Warning
The servicing instructions are for use by qualified
personnel only. To avoid personal injury, do not
perform any servicing unless you are qualified to
do so. Refer to all safety summaries prior to
performing service.
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Table of Contents
Troubleshooting
Related Manuals for Tektronix TDS3024B
Summarization of Contents
General Safety Summary
Fire and Personal Injury Precautions
Precautions to avoid fire and personal injury when using the product.
Safety Terms and Symbols
Explains warning and caution terms and symbols used in the manual and on the product.
Electrostatic Discharge Prevention
Precautions to prevent damage to components from electrostatic discharge.
End-of-Life Handling and Battery Transport
Guidelines for recycling, mercury, batteries, and Li-ion battery transport.
Service Safety Summary
Servicing Safety Precautions
Key safety instructions for personnel performing service on the instrument.
Environmental Considerations
Recycling and Hazardous Substance Information
Guidelines for recycling, mercury, batteries, and hazardous substance information.
Restriction of Hazardous Substances
States the product's classification and known hazardous substances according to RoHS directive scope.
Preface
Supported Oscilloscope Models
Lists the TDS3000B series oscilloscope models covered by this service manual.
Specifications
Acquisition Specifications
Details on acquisition modes, sample rates, and acquisition stop conditions.
Input Specifications
Defines input coupling, impedance, voltage limits, crosstalk, and differential delay.
Vertical Specifications
Details number of channels, digitizers, scale range, polarity, position range, and analog bandwidth.
Vertical Specifications (cont.)
Covers analog bandwidth limits, frequency limits, peak detect, DC gain and measurement accuracy, and offset range.
Horizontal Specifications
Details acquisition rates, sample rate ranges, seconds/division, and sample rate/delay time accuracy.
Trigger Specifications
Defines trigger types, levels, accuracy, holdoff, and video trigger sensitivity.
Trigger Specifications (cont.)
Details trigger level range, accuracy, holdoff, and video trigger sensitivity.
Trigger Specifications (cont.)
Covers B Trigger, Trigger After Time, Trigger After B Events, minimum pulse width, and maximum frequency.
Display Specifications
Describes display screen size, resolution, intensity, color, and external display filter.
I/O Port Specifications
Lists specifications for Ethernet, printer, GPIB, RS-232, and VGA ports.
Miscellaneous Specifications
Covers nonvolatile memory, floppy disk, and internal clock specifications.
Power Source Specifications
Details AC line power, source voltage/frequency, power consumption, battery power, and charge times.
Environmental Specifications
Covers operating and nonoperating temperature and humidity ranges.
Environmental Specifications (cont.)
Includes altitude, random vibration, and drop resistance specifications.
Mechanical Specifications
Details the physical size and weight of the oscilloscope and its optional battery pack.
EMC Certifications and Compliances
Lists European Union EMC compliance standards and requirements for electrical equipment.
EMC Certifications and Compliances (cont.)
Covers EMC compliance for Australia/New Zealand, Russia, USA, and safety certifications.
Safety Certifications and Compliances
Details EC Declaration of Conformity, UL, CSA, and EN safety standards for electrical equipment and probes.
Installation/Overvoltage Category Descriptions
Explains installation categories (CAT III, CAT II, CAT I) for terminals.
Operating Information
Power and Battery Operation
Explains connecting power, using battery, and operating safely with battery power.
Installing and Removing the Battery
Step-by-step instructions for installing and removing the optional battery pack.
Installing Application and Communication Modules
Procedures for installing application and communication modules.
Front-Panel Menus and Controls
Menu System Navigation and Usage
Guide to navigating menus, using buttons, and dedicated controls.
Displayed Waveform Information
Explains various icons and readouts on the oscilloscope display for waveforms, triggers, and acquisition.
Quick Menu and Quick Scope Usage
Explains how to use the QuickMenu feature for simplified oscilloscope operation.
Front-Panel Control Functions
Details specific control functions like edge trigger, cursor, acquisition, and vertical controls.
Front-Panel Connectors
Connector Descriptions
Describes PROBE COMP, Channel Inputs, and External Trigger Input connectors.
Rear-Panel Connectors
Rear-Panel Connector Descriptions
Details all rear-panel connectors including power, ports, and terminals.
Communication Module Connectors
Communication Port Descriptions
Describes GPIB, RS-232, and VGA ports on communication modules.
Probe Compensation
Performing Probe Compensation
Step-by-step procedure for matching probes to input channels.
Self Calibration
Optimizing the Oscilloscope Signal Path
Routine to optimize signal path for maximum measurement accuracy.
Transporting the Oscilloscope
Transport and Storage Guidelines
Instructions for wrapping cord, storing accessories, and cautions for transport.
Theory of Operation
Block Diagram and Power Supply
Provides block diagram and explains power supply function.
Board Functions
Details functions of battery board, main board, and its systems.
System Components
Describes processor, power converter, display, front-panel, and disk drive modules.
Performance Verification
Required Equipment and Test Records
Lists verification equipment and describes test record usage.
Verification Procedures
Outlines conditions, self-test, DC accuracy, bandwidth, and trigger sensitivity checks.
Sample Rate and Delay Time Accuracy Check
Procedure to test the time base accuracy using a time mark generator.
Adjustment Procedures
Required Equipment and Process Overview
Lists adjustment equipment and provides an overview of the factory adjustment process.
Signal Connection Procedures
Details applying DC voltage, AC voltage, and fast rise signals for adjustments.
Factory Adjustment Procedure
Steps for connecting power, initializing settings, and performing automatic calibration.
Maintenance
Preparation and ESD Prevention
Refers to safety/operating info and provides ESD precautions for maintenance.
Inspection and Cleaning
Describes procedures for inspecting and cleaning the oscilloscope for preventive maintenance.
Removal and Installation Procedures
Covers module removal/installation, tools, and specific component procedures.
Troubleshooting and Diagnostics
Information on isolating defective modules and performing troubleshooting procedures.
Unpacking and Repacking Instructions
Transport and Storage Guidelines
Instructions for wrapping cord, storing accessories, and cautions for transport.
Options
TDS3000B Series Options List
A table listing available options for power cords and documentation packages.
Electrical Parts List
Reference to Mechanical Parts List
States that electrical parts are listed in the Mechanical Parts List chapter.
Diagrams
Block/Interconnect Diagram
Refers to Figure 3-1 for the oscilloscope's block/interconnect diagram.
Mechanical Parts List
Parts Ordering Information and Module Servicing
Information on ordering parts and module servicing options.
Using the Parts List and Abbreviations
Explains how to use the parts list and lists abbreviations.
Exploded Views
Shows module-level exploded views of the oscilloscope assembly.
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