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57 (E)
Adjusting the white balance and black balance
Adjusting the black balance
1
Set the switches as shown in the figure.
OUTPUT: CAM
AUTO W/B switch
2
Set the AUTO W/B BAL switch to the ABB position,
and then release it.
The switch returns to the centre, and the
adjustment is performed.
The black balance needs to be adjusted in the
following cases:
O
When the unit is used for the first time
O
When the unit is used after it has not been used for
a prolonged period of time
O
When the unit is used in an ambient temperature
which has fluctuated significantly
O
When the value selected for the gain switch has
been changed
O
When the super gain setting has been performed
using the USER button
O
When the gamma ON/OFF setting has been
changed
O
When the frame rate setting has been changed
3
While the adjustment is in progress, the following
message appears on the viewfinder screen (but
only when “2” or “3” has been set as the display
mode).
<Note>
While the adjustment is in progress, the lens
aperture is automatically set to CLOSE.
ABB ACTIVE
Message appearing while the adjustment is in
progress
4
Adjustment is completed in several seconds. (A
message similar to the one shown in the figure
now appears.)
The adjustment value is automatically saved in the
memory.
ABB OK
Message appearing upon completion of the
adjustment
<Notes>
O
Check that the lens connector has been connected
and that the lens aperture is set to CLOSE.
O
While the black balance is being adjusted, the
aperture is automatically set to the light-shielding
status.
O
While the black balance is being adjusted, the gain
selector circuit is switched automatically.
Flicker or noise may appear on the viewfinder
screen, but this is not indicative of malfunctioning.
O
If black shading is not satisfactory even with ABB
OK, open the BLACK SHADING screen of FILM
(CAM) MAIN MENU 4, and adjust the black
shading. (Refer to page 110.)
O
When the super gain has been set to ON, the black
balance is executed at the preset position in the
white balance memory.
O
When the AUTO W/B BAL switch is pressed again
to the ABB side when the black balance is being
adjusted automatically (ABB ACTIVE), the
adjustment operation will stop.
The adjusted value in this case is the value before
automatic adjustment was performed.
Содержание AJ-HDC27FE
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