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E. KEY
Reset the operation panel to initial mode:
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How to use the Luma key effect:
1. Press the KEY button 15.
2. Press one of the A-bus selection button.
3. Press one of the B-bus selection button.
4. Press the LUMA KEY button 9.
5. Use slide bar to control the Luma key level.
6. Press button 6 or 7 to change the source that is being keyed.
7. Press the LUMA KEY 9 once again to achieve Negative Luma Key.
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How to use the Blue key effect:
1. Press the KEY button 15.
2. Press one of the A-bus selection button.
3. Press one of the B-bus selection button.
4. Press the Blue KEY button 10 .
5. Use slide bar to control the Blue key level.