ViewSonic LS810 LS810 User Guide English - Page 32

Adjusting the projected image

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Adjusting the projected image Adjusting the projection angle The projector is furnished with an adjustment support peg. The adjustment support peg may be used to adjust projection height and projection angle along the vertical axis. The user may turn the adjustment support peg to make fine adjustments to projection angle and position of the projected image until it reaches the desired location. If the projector is placed on an uneven surface or where the screen and projector are not perpendicular to each other, the projected image may be subject to keystone (trapezoidal) distortion. For more details on projection calibration, please refer to "Correcting keystone". Auto-adjustments to the image You may need to optimize picture quality in some cases. To do this, press and hold the [Auto Sync] button of the remote control. Within 5 seconds, the built-in Intelligent Auto Adjust function will re-adjust the values of Frequency and Clock to provide the best picture quality. The current source information will be displayed in the upper left corner of the screen for 3 seconds. When using Auto Adjust function, the entire screen will turn black. This function is only available when PC D-Sub input signal (analog RGB) is selected. Auto-adjustments to image clarity The focusing ring can be turned to adjust image clarity. 25

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25
Adjusting the projected image
Adjusting the projection angle
The projector is furnished with an adjustment
support peg. The adjustment support peg may
be used to adjust projection height and projection
angle along the vertical axis. The user may
turn the adjustment support peg to make fine
adjustments to projection angle and position of
the projected image until it reaches the desired
location.
If the projector is placed on an uneven surface or where the screen and projector
are not perpendicular to each other, the projected image may be subject to keystone
(trapezoidal) distortion. For more details on projection calibration, please refer to
“Correcting keystone”
.
Auto-adjustments to the image
You may need to optimize picture quality in some cases. To do this, press and hold
the [Auto Sync] button of the remote control. Within 5 seconds, the built-in Intelligent
Auto Adjust function will re-adjust the values of Frequency and Clock to provide the
best picture quality.
The current source information will be displayed in the upper left corner of the screen
for 3 seconds.
When using Auto Adjust function, the entire screen will turn black.
This function is only available when PC D-Sub input signal (analog RGB) is selected.
Auto-adjustments to image clarity
The focusing ring can be turned to adjust image clarity.