GUIDE TO INSTALLATION AND OPERATION
MDX-3901 |
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5.3 Reference panel
Select the reference to be used by the MDX-3901.
Reference Presence
Indicates the format and presence of an external reference
signal and of the internal reference signal.
Selected Reference
Indicates the reference used by the card and if the video signal
is locked or not.
Reference Source
Use the radio buttons in the area to select from the following
options:
Auto
– this mode selects the first source detected in this
order of priority:
o
External
o
URS
o
Selected Input signal
External
– selects the reference signal connected to the
MDX-
3901’s rear panel BNC or HD-BNC connector “REF”.
URS (Universal Reference Signal)
– selects the reference
from the
frame’s backplane
Input
– uses the currently selected input signal.
URS Format
Use the radio buttons in the area to select whether the URS is OFF, 29.97 Hz or 25 Hz.
When URS is OFF, the URS reference format source cannot be selected, and will also be ignored by the
automatic detection mode.
Note:
Make sure the input signal is locked to the selected reference signal at all times.
Figure 5.4 Reference panel
