White Balance And Black Balance - Sony DXC-325P Service Manual

TEE EUUG
1. GENERAL DESCRIPTION
Adjustments
White Balance and Black Balance
Adjustments
Proceed with the following white balance and black balance
adjustments in order to obtain picture clarity and lifelike
color reproduction.
The minimum white area required for adjustment
is 10% of the area shown below.
No other light
object should
appear inside.
About 80% of the
screen height
About 80% of the screen width
Readjustments of the white balance and black balance are
necessary under the following conditions.
White balance:
© Each time the lighting conditions are changed
¢ If the ": MEMORY NG" is displayed on the viewfinder
screen, indicating the previous white balance value is no
longer retained in the memory.
Black balance:
If the ":MEMORY NG?" is displayed on the viewfinder screen,
indicating that the previous black balance value is no longer
retained in the memory.
Set the FILTER selector properly according to
the lighting conditions.
Set the BARS/WB selector to AUTO.
Zoom up on a white object using the same
lighting conditions as those under which the
recording will be made.
Set the lens iris selector to "A".
Press the AUTO W/B BAL switch toward BLK,
and release it.
"BLK.:OP" will appear on the viewfinder screen
during the automatic black balance
adjustment. After the adjustment is completed,
"BLK.:OK" will be displayed for a few seconds.
Press the AUTO W/B BAL switch toward WHT,
and release it.
"WHT.:OP" will appear on the viewfinder
screen during the automatic white balance
adjustment. After the adjustment is completed
"WHT.:OK" will be displayed for a few
seconds.
DXC - 325 (UC)
DXC - 325P (EK)