White Balance Adjustment [For Type S/Se] - Hitachi VK-S274 Service Manual

Procedure:
1) Input 2 to PC on the adjustment menu screen.
2) The matrix adjustment screen will appear.
3) Press the D key to minimize the yellow (YEL) level.
Press the U key so the ratio between yellow (YEL) and blue (BLU) levels
is 1:4.
Press the Ctrl key and hold it down, then press the U and D keys so the
ratio between yellow (YEL) and blue (BLU) levels is 1:4.
4) Press the Enter key: The PC display will switch from the matrix data write
screen to matrix adjustment complete screen.
5) Press any key to restore the adjustment menu screen.
YELLOW (YEL)
7.3 White Balance Adjustment
Incompleted Phenomenon:
Color of the subject is different from that of the picture.
A white subject is not seen as white.
Equipment/Jig:
C12 light balance filter
Conditions:
Attach a C12 light balance filter to lens.
Set the zoom to wide end, and point at a gray scale chart.
Procedure:
1) Input 3 to PC on the adjustment menu screen.
2) Follow the instructions on PC display thereafter.
3) After the white balance adjustment complete screen appears, press any
key to restore the adjustment menu screen.
BLUE (BLU)
BLU : YEL
1 : 4
Fig. 7-1
[For TYPE S/SE]
Matrix adjustment
<< ADJUSTMENT OF BLUE MATRIX >>
ROUGH ADJUSTMENT
[U] UP
[D] DOWN
FINE ADJUSTMENT
[Crt] + [U] UP
[Crt] + [D] DOWN
[ENTER] SAVE & RETURN TO MENU
[ESC] QUIT
Set the ratio between yellow (YEL) and blue
(BLU) levels is 1:4.
Press Enter key.
Matrix data write
<< ADJUSTMENT OF BLUE MATRIX >>
DATA WRITING INTO EEPROM
Matrix adjustment complete
<< ADJUSTMENT OF BLUE MATRIX >>
ADJUSTMENT FINISHED
PRESS ANY KEY
Press any key.
Adjustment menu
***********************************************************
ADJUSTMENT
***********************************************************
[1] AUTO IRIS CONTROL
[2] MATRIX
[3] WHITE BALANCE
[4] CHROMA GAIN
[ESC] RETURN TO MAIN MENU
Please select [1] - [3] or [ESC]
Input 3.
Follow the instructions on PC display
thereafter.
White balance adjustment complete
<< ADJUSTMENT OF WHITE BALANCE >>
ADJUSTMENT FINISHED
PRESS ANY KEY
Press any key.
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