Tektronix TDS2002C

TDS2000C and TDS1000C-EDU Series
Digital Storage Oscilloscopes
ZZZ
Service Manual
xx
Revision A
This document applies to TDS2000C and TDS1000C-EDU
models with serial numbers of C030000 and above.
This document applies to firmware version 1.00 and above.
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.
www.tektronix.com
077-0446-02

Tektronix TDS2002C Specifications

General

Sample Rate	1 GS/s
Channels	2
Vertical Resolution	8 bits
Timebase Range	5 ns/div to 50 s/div
Connectivity	USB 2.0
Record Length	2.5k points
Input Impedance	1 MΩ
Display	LCD
Trigger Types	Edge, Pulse, Video
Max Input Voltage	300 V
Interface	USB
Power Supply	100-240 VAC, 50/60 Hz

Summary

General Safety Summary

Service Safety Summary

Specifications

Signal Acquisition System Characteristics

Details of signal acquisition parameters like channels, coupling, and impedance.

Time Base System

Triggering System

Theory of Operation

System Level Block Diagrams

Main Board

Acquisition System

Power Supply

Processing and Display System

Display Module

Front Panel

Performance Verification

Performance Verification Procedures

Self Test

Self Calibration

Explains the self-calibration routine for optimizing signal path accuracy.

Check DC Gain Accuracy

Details the procedure to test the DC gain accuracy of input channels.

Check Bandwidth

Check Sample Rate Accuracy and Delay Time Accuracy

Check Edge Trigger Sensitivity

Check External Edge Trigger Sensitivity

Check Vertical Position Accuracy

Adjustment Procedures

Required Equipment

Lists equipment needed for performing adjustment procedures.

Enable the Service Menu

Adjustment Procedure

Maintenance

Preventing ESD

Precautions to prevent Electrostatic Discharge damage to components.

Inspection and Cleaning

Interior Cleaning

Exterior Cleaning

Exterior Inspection

Interior Inspection

Cleaning Procedure, Interior

Removal and Installation Procedures

Summary of Procedures

Rear Case

Power Supply Module

Internal Assembly

Front-Panel Cable

Main Board Module (Serial number C030000 or later)

Display Module

Front-Panel Module

Keypad

Troubleshooting

Adjustment After Repair

Notes on necessary adjustments after component replacement.

Required Tools and Equipment

Lists tools and equipment required for troubleshooting.

Troubleshooting Tree

Troubleshooting the Power Supply

Troubleshooting the Display

Troubleshooting the Front Panel

Service Diag.

Accesses service diagnostics menus for front panel testing.

Mfg. Tests

Troubleshooting the Main Board

Replaceable Parts

Parts Ordering Information

Using the Replaceable Parts List

Parts Lists and Exploded Views