Technical data

106 Notes on USB Electrical Compliance Testing
4 Hub Hi-Speed Tests
Hub Repeater Test - Downstream Facing Port
Equipment Used
Tabl e 2 1 Equipment Used in Hub Repeater Test - Downstream Facing Port
Quantity Item Description/Model
1 Oscilloscope Agilent 5485xA, 9000A Series, 80000 or 90000A Series
2 Differential probe Agilent 113xA with E2699A or E2678A
2 Header adapter (only
needed if you are using
the old test fixtures -
E2645-66507 or
E2645-66508)
Agilent 01131-68703
1 Host test bed computer Any computer with hi-speed USB ports
1 Device Hi-Speed Signal
Quality test fixture and 4”
USB cable
Agilent E2649-66401 (old fixture P/N E2645-66507)
1 Host Hi-Speed Signal
Quality test fixture and 4”
USB cable
Agilent E2649-66402 (old fixture P/N E2645-66508)
2 5 meter USB 2.0 hi-speed
cable
Any listed on USB-IF web site
2 1 meter USB cable Any listed on USB-IF web site