Aux Buses - JVC KM-H3000 User Manual

Split Keys
A Split Key allows you to assign a different alpha
source for a Key than the fill/alpha associations that
are set up during configuration or to use a separate
alpha source for a Self Key.
To create a Split Key:
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1
1. Select a source on the Key/Aux bus to act as the
video fill (the source can be either an Auto-Select
Key or a Self Key).
2. Press and hold the AUTO SELECT button.
3. Select a source on the Key/Aux bus to act as the
key alpha.
Note:
• Split Keys are initially created with clip set to 50%
and gain set to 50%.
• While holding the AUTO SELECT button to select
the key alpha, the SHIFT button stays active when
pressed. You do not have to hold down SHIFT to
access shifted sources. Press SHIFT again to
return to normal source selection.
Modifying Split Keys
You can modify the appearance of a Split Key to suit
your application.
To modify the appearance of a Split Key:
1. Create a Split Key. The Key menu is displayed
with a new first page.
2. Use the Alpha knob to select the input used for
the key alpha.
3. Press the Alpha knob to accept the change.
2
Note:
• If you wish to use a matte for the key fill, press the
Matte button on the Key/Aux bus to access the
Matte menu.
• If you are using a Split Key with a matte key fill and
you wish to turn the key into a Chroma Key, the
switcher will default to black on that key.
For More Information on...
• creating a Split Key, refer to the section "Split Keys"
on page 41.

Aux Buses

The switcher has three timed Aux buses which have
access to the following sources:
• Any primary source (including mattes and
Media-Store)
• Program
• Clean Feed
• Preview
• Chroma Key Alpha
Accessing the Aux Buses
KM-H3000: The Aux buses can be accessed from
control panel buttons.
KM-H2500: The Aux buses can be accessed through
the menu system.
To access Aux buses on the KM-H2500:
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1. Press AUX SEL to display the Aux menu.
2. Select an Aux bus by pressing the corresponding
knob.
To access Aux buses on the KM-H3000:
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