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4. Input/output signal settings
4-5. Setting the down-converter (option)
Select the settings for the down-converter that is built into the SDI output board (option).
<Menu display>
OUTPUTYY|DownCnv|Scale↓ |Delay↓ |Sharp↓
| 2/2 |
SQ|
90H|
3
EC
LB
1F 1-5
Press the [OUTPUT] button to light its indicator
and display the OUTPUT menu.
Refer to “2-1-5. LCD menu area”.
Turn [F1] to display the OUTPUTYY sub menu.
(Y: Out1 to Out4, A1, A2, B1 or B2)
The output signal to be converted is selected for Y.
Turn [F2] to display the third menu of DownConv.
Turn [F3] to select the scaling system using the Scale item, and press the [F3] switch to enter the setting.
SQ (squeeze):
The top, bottom, left and right are reduced so that the aspect ratio is set to 4:3.
EC (edge crop):
The aspect ratio is maintained, the image is reduced in size in line with the vertical resolution, and it is
cropped at the left and right.
LB (letter box):
The aspect ratio is maintained, the image is reduced in size in line with the horizontal resolution, and a
black image is added at the top and bottom.
System image (HD)
Output image (SD)
SQ
EC
LB
Turn [F4] to set the delay time of the output using the Delay item, and press the [F4] switch to enter the
setting.
90H (75H):
When the system format is 1080/59.94i, the image is delayed from the system image (HD)
by 90H, and output.
When the system format is 720/59.94p, the image is delayed from the system image (HD) by
90H+1F (frame), and output.
When the system format is 1080/50i, the image is delayed from the system image (HD) by
75H, and output.
When the system format is 720/50p, the image is delayed from the system image (HD) by
75H+1F (frame), and output.
When the system format is 1080/50i or 720/50p, “75H” is displayed on the menu.
1F:
The image is output in-phase with a delay of 1 frame from the system image (HD).
For details on the phase and delay amounts, refer to “4-7. Adjusting the output signal phase”.
Turn [F5] to set the degree of sharpness of the edges for the image using the Sharp item, and press the [F5]
switch to enter the setting.
1:
Standard up to
5:
sharper edges
For details on the other settings, refer to the operating instructions of the option board.