Epson Powerlite 7250 Users Guide

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6
Troubleshooting
This chapter describes the problems indicated by the warning lights 
and provides information on how to solve problems with the projector. 
It is divided into the following sections:
❐Problems with the projector. See this section if the projector is not 
working and to find out what the warning lights mean.
❐Problems with the remote control. See this section if the projector 
is not responding to remote control commands.
❐Problems with the screen image or sound. See this section if...

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If you have a problem, check the appropriate section and follow all 
suggestions that apply to your problem. You can also check the online 
help by pressing the Help button on the control panel or remote 
control. If none of the suggestions solves the problem, call your dealer 
or contact EPSON as described on page 7.
Problems with the Projector
If you have problems with the projector, first turn it off and unplug it. 
Then plug the power cord back in and turn on the...

Problems with the Projector
145
Light Color Meaning
Temperature Flashing orange The projector is hot.
Red The projector is too hot and has turned off 
automatically.
Flashing red There’s a problem with the cooling fan or 
temperature sensor. Call a service 
representative.
Projection
lampRed or
flashing orange and redThe lamp needs to be replaced. (See “Replacing 
the Lamp” in Chapter 5 for instructions.)
Flashing red There’s a problem with the projection lamp, 
lamp power supply, lamp fuse, or a circuit...

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See the following pages for information on what to do when you see 
these warning lights or encounter other specific problems with the 
projector.
◗The power light is flashing orange and you cannot turn on the 
projector.
The lamp is cooling down. Wait until the light turns off and then turn 
on the projector.
◗The power light does not come on.
Turn off the projector, check that the power cable is connected 
securely both at the power outlet and the projector, and...

Problems with the Remote Control
147
Problems with the Remote Control
◗The projector doesn’t respond to remote control commands.
Make sure the remote control is turned on. The RC switch, on the side 
of the remote control, should be turned to the On position.
The remote control unit’s batteries may be low on power. Replace 
them.
Make sure the projector’s mouse cable is securely connected to both 
your computer’s mouse port and the projector’s main cable. See 
Chapter 1 for details.
Make sure you...

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Problems with the Image or Sound
◗An image does not appear on the screen.
Check that the Power light is on and the lens cover is off. Also make 
sure the cables are installed correctly, as described in Chapter 1.
The correct image source may not be selected. Press the Computer 
button on the control panel or the Comp1, Video, or BNC button 
on the remote control to choose another image source. 
◗Only part of the computer image is displayed.
If the computer’s output...

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Macintosh:
For a Macintosh, choose Control Panels under the Apple menu and 
then choose Monitors. In the Monitors screen, choose Options and 
make sure Macintosh Hi-Res Display or another 1024
×768 
(PowerLite 7250 or 7350) and 800 
× 600 (PowerLite 5350) display is 
selected. For supported display settings, see “Supported Monitor 
Displays” on page 156.
You also may need to modify existing presentation files if you created 
them for a different resolution. See your...

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◗The image or parts of the image are blurred or not in focus.
Adjust the Brightness and Contrast settings on the Video menu. If 
you’re viewing a computer image, also try adjusting the Tracking and 
Sync buttons on the projector’s control panel. 
There may be dirt or smears on the lens. Clean the lens as described on 
page 136.
◗The image quality is poor on a laptop computer.
The video signal may be split between the computer and the projector. 
If you notice a...

Problems with the Image or Sound
151
◗There is no sound.
First check that the volume setting is not turned all the way down and 
that the audio/video cable is securely attached to both the projector 
and the audio source. Also, make sure that the A/V Mute button is not 
enabled.
The wrong source is selected. Press the Computer button on the 
control panel to select the proper source. 

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