Measuring basic timing parameters – Quantum Data 802BT User Manual
Page 125
802BT/802R Video Test Generator User Guide
115
•
To select a number for a digit, turn the
Image
knob.
As the number in the
Format
field changes, the appropriate timing parameters for the
selection appear in the box under the
Format Parameters
field.
5. If using an HDMI/DVI signal originating
externally
from the generator, follow these
steps:
a.
Select MEASURED in the highlighted field.
b.
Select the
Format Parameters
field using the
Format
knob.
c.
Capture the external signal’s timing parameters by pressing and releasing the
B
key.
d.
Configure the HDMI/DVI transmit device to output an HDMI/DVI signal.
After a few seconds, the external signal’s timing parameters are displayed in the box
under
Format Parameters
and in the
Run Length(Hex)
field.
Important: If the external source signal’s timing parameters change (or the field
selection is changed), the signal timing parameters must be recaptured.
6. Press and release the
Step
key to save the currently displayed parameters.
The light on the
Step
key extinguishes, and the new settings are implemented for
analyzer mode operation.
Measuring basic timing parameters
To view basic timing information of an external HDMI/DVI source signal:
1. Connect the HDMI/DVI transmit device to the HDMI/DVI Rx connector on the generator.
2. If necessary, set the proper HDMI/DVI signal source parameters within the generator.
•
See “
Starting the Analyzer Setup Utility
” on page 112 for steps on viewing the
current analyzer configuration.
•
To edit HDMI/DVI signal source parameters, see “
Setting up analyzer to measure
3. If desired, monitor the video signal received on the HDMI Rx connector (see page 110).
4. Start the analyzer (see “
Starting the analyzer
” on page 113).
5. Press and release the
R
key to display the horizontal and vertical frequencies of the
HDMI/DVI signal on the LCD (see example below).
HS rate VS rate
48076 72.188