Chroma Gain - Hitachi DZ-GX20A Service Manual

Adjustment > Adjustment Procedure

6-4-9 Chroma Gain

Preparation:
1) Point at light box without chart, filling the screen.
2) Prepare the color bar chart: Use it during adjustment.
Procedure:
1) Press the MENU button on DVD video camera/recorder, and
"White Bal.: Set" to display the white balance screen. (See Fig. 6-4-4)
2) Press the button: The " " mark on the white balance setting screen will blink. Hold down the
button until the "
3) Press the STOP/CANCEL button on DVD video camera/recorder.
4) Insert the color bar chart into light box and point the DVD video camera/recorder at the chart so
that it fills the screen.
5) Choose CHROMA GAIN on the ADJUST MENU screen.
6) Click the EXECUTE button on ADJUST MENU screen
to proceed with the CHROMA GAIN ADJUSTMENT
screen.
" mark changes to a steady light.
Set EXIT
Fig. 6-4-4 White balance set screen
/
ADJUST MENU screen
MANUAL ADJUSTMENT PROGRAM for SERVICE STATION
MODEL NAME:
ADJUST MENU
CONNECTION
6 - 32
/ / buttons to specify
××××
DATA INITIALIZE
VIDEO LEVEL
BURST LEVEL
AUTO FUCUS
AUTO IRIS CONTROL
SAMPLING PULSE
LINEARITY
MATRIX
5
CHROMA GAIN
SPOT NOISE
LCD
6
EXECUTE
RETURN