Summary of Contents for USB USB-IF
- Page 1 Operations Manual USB-IF Over-Current Test Fixture USB Over-Current Test Fixture January 14, 2013 Revision 1.
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Page 2: Package Contents
PACKAGE CONTENTS The USB-IF Over-Current Test Fixture should come with the following: Qty. 1 - Over-Current Test Fixture • Please examine package contents upon receiving your fixture kit for these items. Required Test Equipment Ammeter • Voltmeter • Load fixtures used for USB voltage drop testing •... - Page 3 Ammeter. This load can be used to determine over-current fault trigger levels on a USB hub or host. The test fixture contains the following interfaces as shown in Figure Measurement Jack (Banana-Type) for measuring current •...
- Page 4 30 seconds; in this situation the Safety Auto Shut-Off Indicator light will glow. To reset the fixture simply detach from the USB port and reattach. Current...
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Page 5: Operation
Auto Shut-Off Indicator illuminates during use simply detach and reattach the fixture to start drawing current again. Note: Be sure the digital Ammeter probes are placed in the current measurement jacks and that the Ammeter is set to measure current. USB Host or Hub Ammeter Figure 2: Standard Topology...