White balance adjustment, Camera adjustments, Auto white balance adjustment (auto set) – JVC RM-LP25U User Manual

Page 28: White paint operation, Manual white balance adjustment, A page 28 [error messages]), Gain controls, When the auto white balance adjustment is starte, Set the [w. bal] switch to apresetb, Are defeated

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18

Camera Adjustments

Since color temperature varies depending on the light
source, the white balance should be adjusted whenever the
main light source illuminating the object being shot changes.

AUTO white balance adjustment
(Auto Set)

1

Press the [W. BAL] switch to select memory

ABB or AAB

2

Press the [WHITE-AUTO] button to start the auto white

balance adjustment of the camera within a second

● When the connected camera has an Auto Set function,

pressing and holding the button for more than a second
initiates the Auto Set mode and starts the auto
blackbalance and auto white balance adjustment
operations.

● When the camera does not have the Auto Set function, it

is only the auto white balance adjustment that is started
by this button.

● When the white balance is adjusted properly, the LCD

display shows

AAUTO WHITE A(B) OKB.

Memo :

● The light in the button lights up during an auto white

balance adjustment or an Auto Set of the camera and
turns off when it completes.

● The light in the button also lights up when the FAW (Full

Auto White) balance adjust function of the camera is
working.

● The LCD display shows the operating status of the auto

white balance adjustment or Auto Set operation.

● If the white balance is not adjusted properly, the LCD

display shows an error message.

(A Page 28 [Error Messages])

White paint operation

This can be performed after completion of the auto white
balance adjustment and enables the fine adjustment of the
white balance using the

[R]

and

[B]

gain controls.

1

Press the [WHITE-PAINT] button so that the light in it

lights up

2

While observing the color monitor screen, finely

adjust the [R] and [B] gain levels using their respective
controls

Memo :

● The white paint operation is not capable of making large

variations in the

[R]

and

[B]

gain levels.

● The white paint operation is turned OFF automatically

when the auto white balance adjustment is starte

MANUAL white balance adjustment

This function enables the manual adjustment of the white
balance using the

[R]

and

[B]

gain controls.

Use an oscilloscope or waveform monitor for this adjustment.

1

Set the [W. BAL] switch to

APRESETB

2

Press the [WHITE-PAINT] button so that the light in it

turns off, indicating the manual white balance adjust
mode

3

While observing the oscilloscope or waveform

monitor, adjust the [R] and [B] gain levels using their
respective controls

Memo :

● When [FULL AUTO] or FAW is ON, the white balance

adjustment becomes the FAW (Full-time Auto white)
mode. In this mode, the light in the [IRIS-AUTO/MANU]
button lights and all of the white balance-related operation
([GAIN] control knob, [W. BAL] switch or [WHITE-PAINT])

are defeated.

White Balance Adjustment

SHUTTER

U/SHUTTER

GAIN

WHITE

MASTER BLACK

IRIS

PUSH-ON

DOWN

UP

VARIABLE

PUSH-ON

STEP

PAINT

R

AUTO

B

HIGH

W.BAL

POWER

AUTO
MANU

B

A

CLOSE

OPEN

PRESET

LOW

MID

DOWN

UP

REMOTE CONTROL UNIT RM-HP790

[WHITE-AUTO] button

[W. BAL] switch

SHUTTER

U/SHUTTER

GAIN

WHITE

MASTER BLACK

IRIS

PUSH-ON

DOWN

UP

VARIABLE

PUSH-ON

STEP

PAINT

R

AUTO

B

HIGH

W.BAL

POWER

AUTO
MANU

B

A

CLOSE

OPEN

PRESET

LOW

MID

DOWN

UP

REMOTE CONTROL UNIT RM-HP790

[WHITE-PAINT] button

[WHITE-R] gain control

[WHITE-B] gain control

SHUTTER

U/SHUTTER

GAIN

WHITE

MASTER BLACK

IRIS

PUSH-ON

DOWN

UP

VARIABLE

PUSH-ON

STEP

PAINT

R

AUTO

B

HIGH

W.BAL

POWER

AUTO
MANU

B

A

CLOSE

OPEN

PRESET

LOW

MID

DOWN

UP

REMOTE CONTROL UNIT RM-HP790

[WHITE-AUTO] button

[W. BAL] switch

[WHITE-PAINT] button

[WHITE-R] gain control

[WHITE-B] gain
control

[IRIS-AUTO/MANU]
button

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