Ikegami OCP-100, Руководство по эксплуатации

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3.3.2 AWB (Auto White Balance) 3.3.2 AWB (Auto White Balance)
PANEL
ENABLE
MASTER
VF
POWER
HEAD
LINK
COLOR / PAGE PM IND
ENG FILE
LOAD
SKIN HUE QUICK START AWB ABB
CAP BARS CAL SUPER V
SUPER KNEE MATRIX
F 2 F 1
ON VAR.
E D C B A 5 4 3 2 1
STORE
1 2 3 4
5 6 7 8
HOLD MENU
BLK STRETCH
1 2 3 L H M
ON
+ 3 + + 3 7 11 3 7 11
（ % ）
GAMMA
C.TEMP
VAR.
GAIN （ dB ）
DTL
SOFT
DTL
SKIN
SHUTTER
ON
ND EFF CC
HEAD
MODE SWITCH
FILTER
AUTO SETUP
HEAD
CCU
OPT LEVEL
POWER
CAM
POWER
OCP
FILTER switch
AWB switch
CAL switch
→
“ OFF ”
1 Set the CAL switch to “OFF”.
2 Shoot an external subject which contains white. At this time, the following conditions need to be satis fi ed:
- The white area covers more than 10% of the screen.
- There is no highlight of more than 100% on the screen.
- The image level of the white balance area is more than 30%.
3 Set the fi lter to the appropriate position according to the light source using the FILTER switches. Set the video signal level to
the appropriate value using the IRIS control (the AWB from the control panel is executed at the iris value at that time).
4 Press the AWB switch to execute the auto white balance. To cancel the auto white balance, press the switch again.
5 When auto white balance completes, the lamp goes off. If it did not complete normally, the lamp
fl
ashes. “OK” or “NG” will
be displayed on the VF window. If “NG” is displayed, press the AWB switch again to clear the NG state. If “NG” is displayed,
check if the external subject satis
fi
es the above conditions and that the
fi
lter is appropriate, and repeat from step
2
.
If the R, G, B GAIN controls on the OCP are not at their center positions, only one side of the control may be effective as a
result of AWB. The one-sided control can be corrected by setting the VR back to the center position while pressing the KNOB
FREE button.
Note:
Depending on the CAMERA models, the area where White Balance is adjusted will be displayed in a Zebra Pattern when
“AWB OK” is selected (that is, when the automatic white balance is enabled).
3-6 3. OPERATION
OCP-100 OCP-100 1209 VOL1 (U) (E)