Tektronix Camcorder 2200 Manuel D’Utilisation

2-27

One of the two key

 indicators on the associated transition 

subpanel is always on, indicating the priority of the Keyers 1 and 
2. The indicator is on regardless of the on-air status of either keyer.

The

toggle button inverts the polarity of the key source. 

Inversion is applied to the incoming key source before key 
processing is applied.

 operates in all keyers in layered 

mode.

The

 button is used for viewing the key signal on a 

particular keyer. This button does not affect the on-air video. 
When held down, the switched preview bus output shows the key 
signal from the keyer currently delegated to the keyer subpanel. 
The key signal displayed is the key after clipping, masking, and 
chroma trapping have taken place.

The

 button does not affect the program output of the 

M/E and operates in all keyers in layered mode.

The buttons at the top of the keyer 
subpanel control the Borderline option. 
The

,

,

, 

, 

and

 buttons are

interlocked; only one button can be active at a time.

Border, Shadow, and Extrude modes operate with video or matte 
filled keys. The Borderline matte is separate from the fill matte 
and has its own delegate button in the matte subpanel.

The Borderline matte is adjusted in the matte subpanel after 
selecting

 or

, as appropriate, with the

 delegation button.

The

 button turns Borderline off.