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407Key Setting Operations With the Key Control Block
Chapter 4 Keys
Selecting the bank and keyer
To make key settings, first select the bank (from M/E-1 to M/E-3 and PGM/
PST) and keyer, then assign them to the key control block.
For example, to set key 1 on M/E-1 with the key control block, use the
following procedure.
1
Using the M/E delegation buttons in the key control block, press the [M/
E1] button, setting it on.
2
Using the key delegation buttons in the key control block, press the
[KEY1] button, setting it on.
This assigns the key control block to M/E-1 key 1.
Selecting the key type
To select the key type, press one of the key type selection buttons in the key
control block.
[LUM] button: luminance key
[LIN] button: linear key
[CRK] button: chroma key
[CVK] button: color vector key
[PTN] button: key wipe pattern key
When using a wipe pattern key as the key type, in the <Key Type> group
of the Type menu for the keyer, select [Wipe Pattern] and make the
settings.
For an overview of the key types, see page 48.
The button you pressed lights green, and you can now adjust the parameters
with the knobs. The display beside each knob shows the first letter of the
parameter name and the three-digit setting value.
• When the [LUM] or [LIN] button is lit green
• When the [CRK] button is lit green
Knob Parameter Adjustment Setting values
1 Clip Reference level for generating the
key signal
+109 to –7
2 Gain Key sensitivity –100 (shown as –00)
to +100
3 Density Key density 0 to 100
4 Filter Filter coefficient 1 to 9