Acer H7850 User Manual

18
English
Color
Display Mode
There are many factory presets optimized for various types of
images.
• Bright: For brightness optimization.
• Standard: For common environment.
• sRGB: standard RGB color space.
• Movie: For brighter and general movie/video/photo playing.
• Dark Cinema: For dark movie content.
• Game: For game content.
• Sports: For sport picture.
• Silent: For silent environment.
• Rec. 709: standard Rec. 709 color space.
• ISF Day: Calibrate and optimize the projection image based
on bright environment by an ISF Certified technician.
• ISF Night: Calibrate and optimize the projection image based
on dark environment by an ISF Certified technician.
• User: Memorize user's settings.
Wall color
Use this function to choose a proper color according to the wall.
There are several choices, including white, light yellow, light blue,
pink, dark green. It will compensate the color deviation due to the
wall color to show the correct image tone.
Brightness
Adjust the brightness of the image.
• Press to darken the image.
• Press to lighten the image.
Contrast
"Contrast" controls the difference between the lightest and
darkest parts of the picture. Adjusting the contrast changes the
amount of black and white in the image.
• Press to decrease the contrast.
• Press to increase the contrast.
Saturation
Adjusts a video image from black and white to fully saturated
color.
• Press to decrease the amount of color in the image.
• Press to increase the amount of color in the image.
Tint
Adjusts the color balance of red and green.
• Press to increase the amount of green in the image.
• Press to increase the amount of red in the image.
Color
Temperature
Use this function to choose CT1, CT2, CT3.
Gamma
Effects the representation of dark scenery. With greater gamma
value, dark scenery looks brighter.

Acer H7850 Specifications

General

Number of colors	1.073 billion colors
Native aspect ratio	16:9
Projection distance	1.3 - 9.3 m
Vertical scan range	24 - 120 Hz
Horizontal scan range	15 - 135 kHz
Projection technology	DLP
Supported aspect ratios	4:3, 16:9
Contrast ratio (dynamic)	1000000:1
Contrast ratio (typical)	-
Screen size compatibility	26 - 300 \
Projector native resolution	2160p (3840x2160)
Vertical synchronization (max)	0.12 kHz
Vertical synchronization (min)	0.024 kHz
Horizontal synchronization (max)	135 kHz
Horizontal synchronization (min)	15 kHz
Focus	Manual
Digital zoom	2 x
Optical zoom	1.6 x
Zoom capability	Yes
Focal length range	20.91 - 32.62 mm
Aperture range (F-F)	2.5 - 3.26
Lamp type	UHP
Lamp power	240 W
Lamps quantity	1 lamp(s)
Light source type	Lamp
Service life of light source	4000 h
Service life of light source (economic mode)	15000 h
HDMI connector type	Full-size
USB 2.0 ports quantity	1
Number of bulbs	1 bulb(s)
Noise level	29 dB
Projection modes	Ceiling, Front, Rear
Noise level (economic mode)	27 dB
RMS rated power	5 W
Power source	AC
AC input voltage	120 - 230 V
Power consumption (standby)	- W
Power consumption (typical)	315 W
Power consumption (economy mode)	260 W
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	0 - 80 %
Placement	Desktop, Ceiling
Product type	Standard throw projector
Product color	White
Market positioning	Home cinema
Built-in display	No
Supported video modes	2160p
Supported graphics resolutions	3840 x 2160

Weight and Dimensions

Weight	5300 g