Epson Powerlite Pro G5150nl Multimedia Projector Users Guide

Maintaining the Projector131
3. Install two AA alkaline batteries, 
inserting the 
+ and – ends as 
shown.
4. Position the cover as shown, then 
press down until it snaps into 
place.
Transporting the Projector
The projector contains many glass and precision parts. Follow these 
guidelines to prevent damage: 
■When shipping the projector for repairs, use the original 
packaging material if possible, including the protective lens pads. 
If you do not have the original packaging, use equivalent 
materials,...

132Maintaining the Projector 

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133
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Solving Problems
This chapter helps you solve problems with your projector, and tells 
you how to contact technical support for problems you can’t solve 
yourself. The following information is included:
■Using the projector’s on-screen help system
■What to do when the projector’s status lights flash
■Solving projector operation problems
■Solving problems with the image or sound
■Solving network problems
■Solving problems with the remote control
■Contacting technical support 

134Solving Problems
Using On-Screen Help
If the image doesn’t look right or your audio isn’t working, you can 
get help by pressing the 
? Help button on the back of the projector or 
on the remote control.
1. Press the 
? Help button on the remote control or on the 
projector. 
You see the Help menu:
2. Use the  pointer button on the remote control or the 
navigational buttons on the projector to highlight menu items.
3. Press the 
Enter button on the remote control or on the projector 
to select the...

Solving Problems135
Checking Projector Status
If your projector isn’t working correctly, first turn it off and unplug it. 
Then plug the power cord back in and turn on the projector. If this 
doesn’t solve the problem, check the lights on top of the projector.
What To Do When the Lights Flash
The lights on top of the projector indicate the projector’s status.
Refer to the following table for a complete description of the 
projector’s status lights:
Temperature light
Lamp light
Power light
Wireless LAN...

136Solving Problems
Flashing orange It’s time to replace the lamp. See page 126 for instructions. If you 
continue to use the lamp after the replacement warning, there is an 
increased possibility that the lamp may break.
Flashing orange Rapid cooling is in progress. Although this is not an abnormal condition, 
projection will stop automatically if the temperature rises higher. Make 
sure there is plenty of space around and under the projector for 
ventilation, and that the air filter and vents are...

Solving Problems137
Solving Projector Operation Problems
The power doesn’t turn on.
■If the projector doesn’t turn on when you press the Ppower 
button, make sure the power cord is connected to the projector 
and plugged into a working electrical outlet.
■The power cord may be defective. Disconnect the cord from the 
outlet and contact Epson as described on page 146.
■If you’re using the Direct Power On function and you 
immediately plug the power cord back in after unplugging it, the 
power may not turn...

138Solving Problems
■The attached computer may be in sleep mode or displaying a 
black screen saver. Try pressing a key on the computer.
■If you are projecting from a DVD player or other video source, 
make sure you turn it on and press its 
Play button.
■If you are projecting from a video source, make sure the Video 
Signal setting is correct (see page 98).
■You can also try resetting all of the configuration menu settings. 
See page 95.
You’ve connected a computer and see a blue screen with the...

Solving Problems139
■Depending on your computer’s video card, you might need to use 
the Display utility in the Control Panel to make sure that both the 
LCD screen and external monitor port are enabled. See your 
computer’s documentation or online help for details.
If you’re using Mac OS X:
1. Open 
System Preferences. 
2. Click 
Displays.
3. Click 
Detect Displays. 
4. Make sure the 
VGA Display or Color LCD dialog box is selected.
5. Click the 
Arrangement or Arrange tab.
6. Make sure the 
Mirror...

140Solving Problems
■You also may need to modify existing presentation files if you 
created them for a different resolution. See your software 
documentation for specific information.
■If you’re projecting a wide panel computer image, adjust the 
Resolution setting (see page 98).
■If you’re projecting an image from a computer with dual display 
activated, turn dual display off.
The image isn’t square, but keystone-shaped.
If the image isn’t square or rectangular, adjust its shape as described on 
page...