Sony MVS-8000X User Manual page 207

The functions of the key 3 control block and key 4 control block are the same.
Carrying out a transition using a simple-type independent key
transition control block
1
Select the transition type for key 3 or key 4 using the independent key
transition type selection buttons.
To fade a key in or out: Press the [MIX] button, turning it on.
To insert or delete a key using a dedicated wipe pattern: Press the
[WIPE] button, turning it on.
To insert or delete a key using a dedicated DME wipe pattern: Press
the [DME] button, turning it on.
For details of wipe settings, see "Wipe Settings for Independent Key
Transitions" (page 319). For details of DME wipe settings, see "DME
Wipe Settings for Independent Key Transitions" (page 360).
To cut the key instantaneously in or out: Press the [CUT] button, turning
it on.
Key 3 control block
Independent key transition
execution section
Independent key transition type
selection buttons
Independent key transition control block (simple type)
Key 4 control block
Simple Transition
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