Teledyne LeCroy QPHY-USB - Manual (Page 9)

QPHY-USB Software Option
QPHY-USB Operator’s Manual Rev F
9
USB Test Fixture
The USB test fixture (TF-USB-B) is required to perform compliance tests. The fixture consists of several sections
designed to allow connection to the electrical signal under test. Each section is marked on the fixture, and the
ports on each section are also labeled. The section and port(s) to use for a given test are called out in the
procedure on the instrument display and in this manual.
Figure 1. USB 2.0 Test Fixture (Part Number TF-USB-B)
The TF-USB-B package is delivered in a black plastic case with a foam insert.
TF-USB-B Standard supplied items
• 1 x safety sheet (# 915235-00)
• 1 x TF active section (# 915189-00)
• 1 x TF loads section (# 915190-00)
• 1 x USB cable (to power the Test Fixture)
• 2 x 50 Ω terminator
• 2 x SMA cables
• 2 x BNC-to-SMA adapter
• 1 x MultiWrench
• 5 x 6" USB cable A-male to B-male
• 1 x USB adapter A-female to B female
• 1 x USB adapter A-male to mini-B male
Note: SMA and USB connectors are not rated for repetitive make/break connections. Use of this fixture for high volume manufacturing should
utilize an appropriately rated intermediate contact fixture.