beautypg.com

Hitachi HV-D25 User Manual

Page 38

background image

25

8. IRIS GATE

This menu screen allows you to make iris gate (window) settings.

1) GATE AREA :The window can be shifted up/down.

To shift the window up, press the R button. To shift it down, press the L button.

2) GATE AREA:The window can be shifted left/right.

To shift the window rightward, press the R button. To shift it leftward, press the L button.

3) GATE AREA:The size of the window can be adjusted.

Using the L or R button, you can select one of four window sizes.

jjjjjj

9. WHITE GATE

Sets the area (window) position for use as white balance control data. Adjust the window to a white or grey

monochrome portion of the screen. Setting operation is the same as Iris Gate.

1) GATE AREA:The window can be shifted up/down.

To shift the window up, press the R button. To shift it down, press the L button.

2) GATE AREA:The window can be shifted left/right.

To shift the window rightward, press the R button. To shift it leftward, press the L button.

10

LEVEL

This menu screen allows you to set up a black level and gain of R/B video signal.

1) R BLK: R black level setting

The allowable setting range is -128 to 127.

Pressing the R button increases a numeric value to make the R video signal black level higher. Pressing the L
button decreases a numeric value to lower the R video signal black level. For 0 (zero) setting, hold down both
the L and R buttons for approx. two seconds.

2) B BLK: B black level setting

The allowable setting range is -128 to 127.

Pressing the R button increases a numeric value to make the B video signal black level higher. Pressing the L
button decreases a numeric value to lower the B video signal black level. For 0 (zero) setting, hold down both
the L and R buttons for approx. two seconds.

I

<

IRIS GATE

GATE AREA(UP/DOWN)
GATE AREA(LEFT/RIGHT)
GATE AREA(LARGE/SMALL)

Window

R

L

R

L

Press R button to increase
size.
Press L button to decrease