Epson EH-TW7400 User Manual

Troubleshooting
76
Problem Page
Problems relating to im-
ages
No images appear.
Projection does not start, the projection area is completely black, or
the projection area is completely blue.
p.76
Moving images being projected from a computer are not projected. p.77
"Not supported " is displayed
p.77
"No Signal " is displayed
p.77
Images are fuzzy or out of focus. p.78
Interference or distortion appears in the images. p.78
The image is truncated (large) or small, or only a part of the image is
projected.
p.78
Image colors are not right.
The whole image appears purplish or greenish, images are black &
white, or colors appear dull.
*
p.78
Images appear dark. p.79
Projection stops automatically. p.79
Problems when projection
starts
The projector does not turn on. p.79
Problems with the remote
control
The remote control does not respond. p.80
Problems with the control
panel
Cannot make settings on the control panel. p.80
Problems with 3D Cannot project correctly in 3D. p.80
Problems with HDMI HDMI Link does not function. p.81
The device name is not displayed under device connections. p.82
Network problems Cannot access the network via wireless LAN. p.82
The image contains static during network projection. p.82
*
Because color reproduction differs between monitors and computer LCD screens, the image projected by the
projector and the color tones displayed on the monitor may not match, however this is not a fault.
Problems relating to images
No images appear
Check Remedy
Is the projector turned on?
Press the
button on the remote control or the button
on the control panel.
Is the power cord connected? Connect the power cord.
Are the indicators switched off? Disconnect and then reconnect the projector's power cord.
Check that pressing the power button after connection supplies
the projector with power.
Is an image signal being input?
Check that the connected device is turned on. When Messag-
es is set to On from the Configuration menu, image signal mes-
sages are displayed.
s Extended - Display - Messages p.65
Are the Configuration menu settings correct?
Reset all of the settings.
s Reset - Reset All Config p.72

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