Technical data

134 Notes on USB Electrical Compliance Testing
4 Hub Hi-Speed Tests
Hub Test J/K, SE0_NAK - Downstream Facing Port
Equipment Used
Selecting the Tests
Tabl e 2 6 Equipment Used in Hub Test J/K, SE0_NAK - Downstream Facing Port
Quantity Item Description/Model
1 Digital Multimeter
(DMM)
Agilent 34401A or equivalent
1 Host test bed computer Any computer with hi-speed USB ports
1 Host Hi-Speed Signal
Quality test fixture and 4”
USB cable
Agilent E2649-66402 (old fixture P/N E2645-66508)
1 5V power supply Agilent 0950-2546 or equivalent
1 5 meter USB 2.0 hi-speed
cable
Any listed on USB-IF web site