Tektronix TDS520A manuals

114 pages1.05 Mb

3WARRANTY
5Welcome
- Related Manuals
7Table of Contents
- Performance Verification Procedures
- 8Specifications
9Safety Summary
- Symbols and Terms
  - CAUTION
  - DANGER
- 10Specific Precautions
13Brief Procedures
- General Instructions
- 14Conventions
  - Initialize the oscilloscope
    - Brief Procedures
    - TDS 520A, 524A, 540A, & 544A Performance Verification
    - 15Figure 1-1: Map of Display Functions
- 16Self Tests
  - Verify Internal Adjustment, Self Compensation, and Diagnostics
    - 17Run the signal-path compensation:
    - Wait:
    - Return to regular service:
    - Confirm signal-path compensation returns passed status:
    - Fail
- 18Functional Tests
  - operate
  - Performance Tests
  - Hook up the signal source:
  - Verify All Input Channels
    - Install the test hookup and preset the oscilloscope controls:
    - 19Verify that all input channels operate:
    - Verify that the channel acquires in all acquisition modes:
    - Verify that the channel is operational:
    - skipping substep
    - a since CH 1 is already set up for verification from step 1.
    - Select an unverified channel:
    - Set up the selected channel:
    - 20Test all channels:
    - TDS 520A and 524A Only: Verify auxiliary inputs operate:
    - Verify that the channel acquires in all acquisition modes:
    - Verify that the channel is operational:
    - Set up the selected channel:
    - Select an auxiliary channel:
  - 21Verify the Time Base
  - 22Verify the Main and Delayed Trigger Systems
  - 24Verify the File System (Optional on TDS 520A and 540A)
    - Insert the test disk:
    - Hook up the signal source:
    - Install the test hookup and preset the oscilloscope controls:
    - Modify default settings:
    - Save the settings:
    - 25Verify the file system works:
    - Remove the test hookup:
27Performance Tests
- Prerequisites
  - Related Information
- Equipment Required
- 31Test Record
- Check Accuracy of Offset (Zero Setting)
- 35Signal Acquisition System Checks
  - 36Set the vertical scale:
  - 37Check DC Gain and Voltage Measurement Accuracy
    - 38Install the test hookup and preset the instrument controls (see Fig- ure 1-5):
    - 40Reestablish the initial test hookup setup:
    - 41Confirm input channels are within limits for DC accuracy at maximum offset and position:
    - skipping substep a since CH 1 is already selected from step 3.
    - Set its vertical scale:
    - CHx
    - Select an unchecked channel:
    - Set the generator output to 0 V.
    - Turn on the measurement Mean for the channel:
    - 43
    - Set the generator output to 0 V
  - 44Check Analog Bandwidth
    - 45Confirm the input channels are within limits for analog bandwidth:
    - skipping substeps
    - Set the vertical scale:
    - a and b since CH 1 is already set up for testing from step 1.
    - Select an unchecked channel:
    - Match the trigger source to the channel selected:
    - Set its input impedance:
    - 46CHx
  - 48Check Delay Between Channels
    - See page 1-15.
    - Initialize the front panel;
  - Check Accuracy for Long-Term Sample Rate, Delay Time, and Delta Time Measurements
- 51Time Base System Checks
  - 52Confirm Main and Delayed time bases are within limits for accuracies:
  - Measure the test signal
  - 53Check long-term sample rate and delay time accuracies against limits:
  - Check delta-time accuracy against limits:
  - Check Accuracy (Time) for Pulse-Glitch or Pulse-Width Triggering
- 54Trigger System Checks
  - 55:
  - decrease
  - increase
  - Set the trigger mode:
  - Set upper and lower limits that ensures triggering:
  - decrease
  - 57Check Accuracy, Trigger-level or Threshold, DC Coupled
    - 58Select Delayed Triggerable:
    - Confirm Main trigger system is within limits for Trigger-level/Threshold accuracy:
    - 59Confirm Delayed trigger system is within limits for Trigger-level/Threshold accuracy:
    - Select the Delayed time base:
    - side-menu button
    - Select the Delayed trigger system:
    - First set the output of the DC calibration generator to 0 volts.
  - 60Sensitivity, Edge Trigger, DC Coupled
    - See page 1-15.
    - 61Confirm Main and Delayed trigger systems are within sensitivity limits (50 MHz):
    - 62Check for Main trigger system for stable triggering at limits:
    - 63Check delayed trigger system for stable triggering at limits:
    - menu
    - side
    - 64Confirm the AUX Trigger input:
    - Check the AUX trigger source for stable triggering at limits:
    - Confirm that the Main and Delayed trigger systems are within sensitivity limits (500 MHz):
    - Set the Main and Delayed Horizontal Scales:
- 66Output Signal Checks
  - Check Outputs CH 3 and Main and Delayed Trigger (TDS
    - 67Confirm Main and Delayed Trigger outputs are within limits for logic levels:
    - Measure logic levels:
    - Ch2
    - 68Check Main Trigger output against limits:
    - Check Delayed Trigger output against limits:
    - Ch2
    - Confirm CH 3 output is within limits for gain:
    - Measure gain:
  - 69Check Probe Compensator Outputs
    - 70Confirm that the Probe Compensator signal is within limits for frequency:
    - Measure the frequency of the probe compensation signal:
    - 71Confirm that the Probe Compensator signal is within limits for amplitude:
    - Save the probe compensation signal in reference memory:
    - Ch 1
    - Hook up the DC standard source:
    - Measure amplitude of the probe compensation signal:
  - Check Video Trigger
- 73Option 05 Video Trigger Checks
  - 81100divs
  - 85You may need to adjust the trigger level control to obtain a stable trigger.
91Specifications
- nominal traits, warranted char- acteristics,
- General Product Description
- 92User Interface
  - Menus
    - main
    - side
  - Indicators
  - General Purpose Knob
    - selecting
    - adjust
  - GUI
- 93Signal Acquisition System
- 94Horizontal System
- 95Trigger System
  - Help
  - Autoset
  - Cursor
- 96Acquisition Control
- On-Board User Assistance
- Measurement Assistance
  - Measure
- 97Storage and I/O
  - Digital Signal Processing (DSP)
    - Display
- 98Display
  - Zoom
99Nominal Traits
- nominal traits
105Warranted Characteristics
- warranted characteristics
- In these tables, those warranted characteristics that are checked in the procedure
- , found in Section 1, appear in boldface type under the column
- Performance Conditions
111Typical Characteristics
- 113minimum
- maximum