Epson EH-TW7400 User Manual

Adjusting the Image
38
Adjusting the Gamma
You can adjust slight coloration differences that may occur due to the device being used when the image is
displayed.
You can set it by using one of the following three methods.
•
Select and adjust the correction value
•
Adjust while viewing the image
•
Adjust using the gamma adjustment graph
c
When a 3D signal or HDR signal is being input, you cannot select Adjust it from the image.
Select and adjust the correction value
a
Press the button to display
menus in the following order.
Image - Advanced - Gamma
b
Use the buttons to
select the correction value, and then
press the
button to confirm the
selection.
The larger the value, the lighter the dark
portions of the image become, but bright
areas may appear discolored. The upper
part of the gamma adjustment graph
becomes rounded.
The smaller the value, the darker the bright
portions of the image become. The lower
part of the gamma adjustment graph
becomes rounded.
c
•
The horizontal axis of the gamma adjustment graph shows the input signal level, and the vertical axis
shows the output signal level.
•
Select Reset to return the adjustments to their default values.
Adjust while viewing the image
Select a point on the image where you want to adjust the brightness, and adjust only the selected tone.

Epson EH-TW7400 Specifications

General

Matrix size	0.74 \
Number of colors	1.07 billion colors
Native aspect ratio	16:9
Projection distance	3 - 6.3 m
Vertical scan range	192 - 240 Hz
Projection technology	3LCD
Contrast ratio (typical)	200000:1
Screen size compatibility	50 - 300 \
Projector native resolution	WUXGA (1920x1200)
Keystone correction, vertical	-30 - 30 °
Throw ratio	1.35 - 2.84:1
Zoom capability	Yes
Focal length range	22.5 - 46.7 mm
Aperture range (F-F)	2 - 3
Vertical lens shift range	-96.3 - 96.3 %
Horizontal lens shift range	-47.1 - 47.1 %
Lamp type	UHE
Lamp power	250 W
Light source type	Lamp
Service life of light source	3500 h
Service life of light source (economic mode)	5000 h
Video processing	10 bit
Video color modes	Cinema, Dynamic, Natural, Bright cinema
Supported 3D formats	Side by side, Top and bottom
3D video colour modes	3D Dynamic, 3D Cinema
Analog signal format system	Not supported
DVI port	No
Audio (L/R) in	-
Composite video in	0
Serial interface type	RS-232
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Placement	Ceiling, Desktop
Product type	Standard throw projector
Product color	White
Market positioning	Home cinema
Cable lock slot type	Kensington
Noise level	31 dB
Country of origin	China
2D/3D frequency image	240/480 Hz
Noise level (economic mode)	20 dB
Power source	AC
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	0.2 W
Power consumption (typical)	355 W
Power consumption (economy mode)	271 W
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	10 - 90 %
Cables included	AC, HDMI
Pallet width	800 mm
Pallet height	2510 mm
Pallet length	1200 mm
Pallet weight	0 g
Pallet width (UK)	1000 mm
Quantity per pack	1 pc(s)
Quantity per pallet	16 pc(s)
Quantity per pallet layer	2 pc(s)
Harmonized System (HS) code	85286200
Software support	via: AMX, Crestron (Network), Control4

Weight and Dimensions

Depth	450 mm
Width	520 mm
Height	193 mm
Weight	11200 g
Package depth	655 mm
Package width	512 mm
Package height	260 mm
Package weight	14425 g