Epson DREAMIO EH-DM3 User Manual page 67

When using external video or computer mode
At these times
No images appear
"Signal not supported" is
displayed
"No signal." is displayed
The signal is distorted
Image is truncated (large) or
small
Image colors are not right
Moving images being
played back by the
computer become black
• Is the power for the connected equipment turned on?
Switch on the power to the connected equipment, or start playback
depending on the playback method for the connected equipment.
• When external video equipment is connected
If projection is disabled even when the "Video Signal" is set to
"Auto" in the Visual Setup menu, set the signal format that is
appropriate to the device.
• When a computer is connected
Are the resolution and refresh rate modes for the image signal
compatible with the unit?
Use the computer's documentation and so on to check and change the
resolution and the refresh rate for the image signal being output by
the computer.
• Are the cables connected correctly?
• Is the power for the connected equipment turned on? Turn on the
power for the connected equipment. Press the playback button
according to the connected video equipment.
• Is a laptop computer or a computer with a built-in LCD screen
connected?
Change the image signal's output destination from the computer.
• Press
to switch to DVD.
• If an extension cable is used, electrical interference may affect the
signals. Connect amplification equipment and check.
• Is the computer's image signal resolution mode compatible with the
unit?
Use the computer's documentation and so on to check and change the
resolution for the image signal being output by the computer.
• Press the
button on the remote control if interference or
flickering appear in the computer image being projected. "Running
Auto Setup···" is displayed and synchronization, tracking, and
position are automatically adjusted.
• The unit automatically recognizes the aspect ratio appropriate to
input signals and projects images. If the aspect ratio is not selected
correctly, press and select the aspect ratio appropriate to the
input signal.
• Press the
button on the remote control if part of the computer
image being projected is missing. "Running Auto Setup···" is
displayed and synchronization, tracking, and position are
automatically adjusted.
In the Visual Setup menu, set the "Video Signal" to the signal format
appropriate to the device.
Change the computer's image signal to external output only.
s Check the "Documentation" supplied with the computer for more
information, or inquire to the computer's manufacturer.
Check here
Reference
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