Tektronix TDSUSB2, Manual

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Operating Basics
Exiting the Application
To exit the application, select the Exit button or File> Exit or select the Exit
button from the control panel.
When you exit the application, you can keep the oscilloscope setup currently in
use or restore the oscilloscope setup that was present before you started the
application.
Figure 5: Exiting the application
Setting up the Software to take Measurements
Description of the Test Fixture
The TDSUSBF USB2.0 Compliance Test Fixture is a break-out board that
enables you to test live USB2.0 signals, exchanged between the device and the
host. For more information on the compliance test fixture, refer to the
TDSUSBF
USB2.0 Compliance Test Fixture Instructions shipped with the test fixture.
The compliance test fixture consists of the following sections:
SQ Test Section
Receiver Sensitivity Test
Impedance Measurement Test (TDR)
Disconnect Detect Test
Adjacent Trigger and Droop Test
Host SQ
Inrush Test
Downstream Signal Quality
22 TDSUSB2 Universal Serial Bus Measurement Package