Technical data

Notes on USB Electrical Compliance Testing 5
Contents
USB Automated Testing—At A Glance 3
In This Book 4
1 Installing the USB 2.0 Compliance Test Option
Installing the Software 16
Installing the License Key 17
2 Preparing to Take Measurements
Required Equipment and Software 20
Oscilloscope, Software, and Accessories 20
High-Speed Electrical Test Bed Computer 22
E2649B USB 2.0 High-Speed Fixture Set 23
Setting Up the Equipment 25
Infiniium 5485xA, 9000A, 80000 and 90000A Series Digital Sampling Oscilloscope 25
Differential Connection 25
Single-Ended Connection 26
81130A Digital Signal Generator 27
Starting the USB 2.0 Compliance Test Option 28
Online Help Topics 30
Running Tests 31
3 Device Hi-Speed Tests
Device Hi-Speed Signal Quality Test 35
Equipment Used 35
Selecting the Tests 35
Configuring the Tests 36
Connecting the Equipment - Differential Connection 36
Connecting the Equipment - Single-Ended Connection 37
Running the Tests 38
Test Instructions, Part 1 38
Test Instructions, Part 2 38
Viewing Test Results 40