3. Basic operations

3-4-8. Masking the key signals

These steps are taken to mask the key signals using the mask signal of the box pattern.

Press the [KEY] button to light its indicator and display the KEY menu.

Refer to “2-1-5. LCD menu area”.

Turn [F1] to display the Mask sub menu.

<Menu display>

KEY

10Mask

Invert

Mask

Off

Off

Manual 4:3

On

Turn [F2], and select the masking method using the Mask item.

Off: The key signals are not masked.

Manual: The area that is set using the MaskAdj sub menu is masked.

4:3: The signals are masked to the 4:3 aspect ratio.

Turn [F3] to set whether to invert the mask signal using the Invert item. On: The mask signal is inverted.

Off: The mask signal is not inverted.

Turn [F1] to display the MaskAdj sub menu.

<Menu display>

KEY 11Left Top Bottom Right

MaskAdj −25.00 25.00 −25.00 25.00

Turn [F2] to [F5] to set the area to be masked.

Operation

Parameter

Description of setting

Setting range

Initial value

F2

Left

Key left position

−50.00 to 50.00

−25.00

F3

Top

Key top position

−50.00 to 50.00

25.00

 

 

 

 

 

F4

Bottom

Key bottom position

−50.00 to 50.00

−25.00

F5

Right

Key right position

−50.00 to 50.00

25.00

The Left setting cannot exceed the Right setting (and vice versa) and, similarly, the Top setting cannot exceed the Bottom setting (and vice versa).

<Key mask setting> (figure shows the default values)

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOP (25)

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

BOTTOM (-25)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-50

 

 

 

 

 

 

 

 

 

(-25)

 

(25)

 

 

-50

0

50

LEFT

RIGHT

 

 

 

 

 

Area masked

Area where the key signal is effective

Video signal range

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Image 62
Panasonic AV-HS450N manual Masking the key signals, Turn F2 to F5 to set the area to be masked