Troubleshooting display problems, You can’t project an image, Epson powerlite 7800p projector – Epson 7800P User Manual

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EPSON PowerLite 7800p Projector

6

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EPSON PowerLite 7800p Projector

5/03

You see the currently selected source displayed in the main
window, as shown below. All other sources (including the
currently selected source) are displayed in smaller preview
windows on the right side and at the bottom.

If no equipment is connected to a port, or if there is no
incoming signal, the preview window for that source
appears blank.

Note: Movies are displayed as still images on the preview
screen.

2. Press the corresponding

Source

buttons on the remote

control to switch to the desired source. Or press the

ESC

button to exit the preview screen without switching sources.

Note: A red highlight surrounds the preview window for the
currently selected source. You can use the

pointer button on

the remote control to highlight a different source, and then press

Enter

to display it.

Troubleshooting Display Problems

You Can’t Project an Image

If you see a blank screen or a blue screen with the

No Signal

message, try the following:

❏ Make sure the cables are connected correctly.
❏ Make sure the P power light is green and not flashing and

the lens cover is off.

❏ If you’ve connected more than one computer and/or video

source, you may need to press one of the

Source

buttons

on the projector’s control panel or the remote control to
select the correct source. (Allow a few seconds for the
projector to sync up after pressing the button.)

❏ If you’re using a PC laptop, press the function key on your

keyboard that lets you display on an external monitor. It
may be labeled

CRT/LCD

or have an icon such as

.

You may have to hold down the

Fn

key while pressing it.

Allow a few seconds for the projector to sync up after
changing the setting.

The Projector and Laptop Don’t Display
the Same Image

If you’re projecting from a laptop, and you don’t see the same
image on the projection screen and on your computer screen,
follow these guidelines.

If you’re using a PC laptop:

❏ On most systems, there’s a function key that lets you toggle

between the LCD screen and the projector, or display on
both at the same time. It may be labeled

CRT/LCD

or with

an icon such as

. You may have to hold down the

Fn

key while pressing it. Allow a few seconds for the projector
to sync up after changing the setting.

❏ If the function key doesn’t permit you to display

simultaneously on both screens, you should check your
monitor settings to make sure both the LCD screen and the
external monitor port are enabled. From the Control Panel,
open the

Display

utility. In the Display Properties dialog

box, click the

Settings

tab, then click

Advanced

. The

method for adjusting the settings varies by brand; you may
need to click a

Monitor

tab, then make sure the external

Monitor port is set as your primary display and/or enabled.
See your computer’s documentation or online help for
details.

If you're using Macintosh OS X:

You may need to set up your system to display on the
projector screen as well as the LCD screen. Follow these steps:

1. From the Apple menu, select

System Preferences

, then

select

Displays

.

2. Make sure the

VGA Display

dialog box is selected.

3. Click the

Arrange

tab.

4. Make sure the

Mirror Displays

checkbox is selected.

Computer (Analog-RGB)

BNC

Video

S-Video

DVI

Computer

Currently selected source

Preview windows

Select the
VGA Display
dialog box

Make sure Mirror Displays is checked

Click the
Arrange tab

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