Keystone Adjustment; Iris Button - Yamaha DPX-830 Owner's Manual

Digital cinema projector
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To stop projecting:
1. Press the STANDBY/ON (
• A confirmation message is displayed.
• To cancel the procedure, wait a while or press the MENU button.
2. Press the STANDBY/ON (
• The lamp goes out and the projector goes into a cooling period. In this condition, the POWER indicator turns red and the STATUS
indicator blinks green.
3. Wait about one minute for the STATUS indicator to be off and the POWER indicator to be steadily lit in red.
• During this one minute period, the intake and exhaust fans rotate to cool the lamp.
• The fan may make loud sounds during a cooling period.
Caution
• Do not unplug the power cable while the STATUS indicator is blinking. Unplugging the power cable immediately after use
may damage the lamp or reduce lamp life.

KEYSTONE adjustment

Use to correct vertical and horizontal image distortion caused by
tilting the projector.
1. Press the KEYSTONE (ENTER) button on the control area
of the projector or the KEYSTN button on the remote
control.
2. Adjust the projection angle by pressing
buttons as shown.
To exit from the menu:
3. Press the KEYSTONE (ENTER) button on the control area
of the projector or the KEYSTN button on the remote control
again.
Important
• When the keystone adjustment is applied, the correct aspect ratio may not be obtained.
• When the keystone adjustment is applied, the resolution lowers. In addition, vertical stripes appear and straight lines bend
in images with complicated patterns. To prevent such symptoms, keep the screen and the projector perpendicular to each
other as much as possible.
• When the keystone adjustment is applied, the distorted image may appear for a while.
• The projected image may be distorted depending on the setting value of the keystone adjustment and the type of the input
signals. In such cases, adjust the setting value within the range where the projected image is not distorted.
• The setting value displayed at the time of the keystone adjustment may vary depending on the type of the input signal.

IRIS button

The IRIS function adjusts the contrast optically by opening and
closing the lens aperture. Select OPEN to increase the brightness of
the image. Select CLOSE to deepen the black level of the image while
reducing the brightness.
1. Press the IRIS button on the remote control.
• The current setting appears.
2. Change the setting by pressing the IRIS button again while
the current setting is being displayed.
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www.Manualslib.com
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) button on the projector or the STANDBY (
,
,
IRIS
:
CLOSE
IRIS
:
OPEN
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) button on the remote control.
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,
Press
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http://www.pureglare.com.au
Press
button
Press
button
Press
button
CONT.
BRIGHT
C.TEMP
IRIS button
GAMMA
SHARP
IRIS
SETTING
17

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