Справочник Пользователя для Acer x1273n
21
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Keystone
Manually adjusts image distortion caused by tilting
projection (±40 degrees).
projection (±40 degrees).
This function is unavailable when Auto Keystone is set
to "On".
Manual
Keystone
Keystone
Sharpness
Adjusts the sharpness of the image.
•
Press
to decrease the sharpness.
•
Press
to increase the sharpness.
H. Position
(Horizontal
Position)
(Horizontal
Position)
•
Press
to move the image left.
•
Press
to move the image right.
V. Position
(Vertical
Position)
(Vertical
Position)
•
Press
to move the image down.
•
Press
to move the image up.
Frequency
Changes the projector’s refresh rate to match the frequency
of your computer’s graphics card. If you experience a vertical
flickering bar in the projected image, use this function to
correct it.
of your computer’s graphics card. If you experience a vertical
flickering bar in the projected image, use this function to
correct it.
Tracking
Synchronizes the signal timing of the display with the
graphics card. If you experience an unstable or flickering
image, use this function to correct it.
graphics card. If you experience an unstable or flickering
image, use this function to correct it.
HDMI Color
Range
Range
Adjusts the color range of the HDMI image data to prevent
color display error.
color display error.
•
Auto: Automatically adjusts the color range by
information from the player.
information from the player.
•
Limited Range: Processes the input image as limited
color range data.
color range data.
•
Full Range: Processes the input image as full color range
data.
data.
HDMI Scan Info
Adjusts the overscan ratio of the HDMI image on screen.
•
Auto: Automatically adjusts the overscan ratio by
information from the player.
information from the player.
•
Underscan: Always no overscan on the HDMI image.
•
Overscan: Always keep overscan on the HDMI image.