Technical data

130 Notes on USB Electrical Compliance Testing
4 Hub Hi-Speed Tests
Running the Tests
1 Click Run Tests.
Test Instructions
EL_8 J Test
The USB automated test application will prompt you to perform these
steps:
1 On the Hub Test menu of the HS Electrical Test Tool, click [Enumerate
Bus] once.
2 Select TEST_J from the Hub Command drop down menu. Click
[EXECUTE] once to place the hub into TEST_J test mode.
3 Switch the test fixture into the TEST position.
4 Click OK to close the Test Instructions dialog.
The USB automated test application will prompt you for the following
voltage measurements: