Monitoring the SDI Physical Layer
Configuring Ph
ysical Layer Settings
Before you use Eye or SDI Status displays to monitor the SDI physical layer,
you must configure the Eye and physical layer settings. These are initially set to
factory defa
ults.
To take measurements, select the input you want to monitor and then proceed
with the fol
lowing steps:
1. Press the CONFIG button to display the configuration menu.
2. Select Readouts.
3. Set Eye to On.
4. Select Physical Layer Settings.
5. Select Cable Type and select the best match for the type of cable that is
connecting the SDI signal to the instrument.
6. Select Jitter1 HP Filter. Select a high-pass filter value for the Jitter1 engine
controlling the top two tiles of the instrument display.
7. Select Jitter2 HP Filter. Select a high-pass filter value for the Jitter2 engine
controlling the bottom two tiles of the instrument display.
NOTE. The Timing filter selection sets the filter value to 10 Hz. The Alignment
filter selection sets the filter value to 1 kHz for SD or 100 kHz for HD.
8. Select Source Level Max and use the General knob to increase or decrease
the setting.
9. Select Source Level Min and use the General knob to increase or decrease
the setting.
NOTE. The maximum value you can select is 1000 mV; the minimum value is
6
00 mV.
10. Select Eye Display Mode.
11. Select one of the following settings:
Normal. The Eye display shows the SDI input signal directly.
Equalized. The Eye display shows the SDI input signal after it has passed
through the internal cable equalizer and comparator.
102 WFM8200 and WFM8300 Waveform Monitors
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