Agilent Technologies DisplayPort Instrukcja Obsługi Strona 135

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Calibrating the Infiniium Oscilloscope and Probe 14
U7232A DisplayPort Compliance Testing Notes 135
Probe Calibration and De-skew
Before performing DisplayPort tests you should calibrate and de- skew the
probes.
SMA probe head Atten/Offset Calibration
1 Referring to Figure 52 below, perform the following steps:
a Ensure that a probe, attached with SMA probe head is connected to
Channel 1. Install the 82
resistors into the SMA probe head.
Connect the de- skew fixture to Aux Out. Clip the resistors on
de- skew fixture. These resistors are only required for probe
calibration and de- skew.
b Click on the Setup>Channel 1 menu to open the Channel Setup
window.
c Click the Probes button in the Channel Setup window, to open the
Probe Setup window.
Figure 52 Channel Setup Window.
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