page 38
Digital Projection E-Vision Laser 7500, 8500 & 10K Series
Operating Guide
USING THE PROJECTOR
Rev D August 2017
Image menu continued from previous page
Noise Reduction
•
Temporal
A time-based filter that removes the noise on the luminance component.
•
Block
This filter helps reduce block noise, which appears like small blocks in the image and
is caused by MPEG compression.
•
Mosquito
This filter helps reduce mosquito noise, which appears around the edges of the image
and is caused by the image compression algorithm.
•
Horizontal
,
Vertical
These filters soften the image.
•
Reset
Position and Phase
•
V Position
and
H Position
Set the sliders as required.
•
Phase
Adjusts the phase of the pixel sampling clock relative to the incoming signal. Adjust
the phase if noise is visible.
•
Tracking
Adjusts the frequency of the pixel sampling clock. Flicker or vertical banding indicate
poor tracking.
•
Sync Level
Adjusts the voltage level of the signal detection circuitry. Adjust if the projector loses
sync during scenes where the signal drops below black.
Highlight the setting you wish to edit, and then press
ENTER/OK
, or the
LEFT
or
RIGHT
arrow button to open the slider.
Use the
LEFT
and
RIGHT
arrow buttons to adjust the slider.
Press
EXIT
to close the slider and return to the menu, or
MENU
to exit both the slider
and the menu.
Notes
Some of the settings within the
Position and Phase
sub-menu,
Phase
,
Tracking
and
Sync Level
,
affect only VGA input source. These
settings are not available if the
projector is using a different source.
Adjust the
Phase
after adjusting
Tracking
.
Noise Reduction
Temporal
Mosquito
Horizontal
Block
Vertical
Reset
2
0
0
0
0
Position and Phase
V Position
Phase
Tracking
H Position
Sync Level
100
100
100
100
100
