Epson Projector Ex7200 User Manual

Maintaining the Projector91
3. Install two AA alkaline batteries, inserting the +and– ends as 
shown.
4. Replace the battery cover and press it down until it clicks into 
place.
Transporting the Projector
The projector contains many glass and precision parts. When 
hand-carrying the projector, use a carrying case (included with the 
EX3200/EX5200/EX7200 only).
Follow these guidelines to prevent damage when transporting it: 
■Close the A/V Mute slide (lens cover).
■If a USB device is connected, remove it...

92Maintaining the Projector 

93
6
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 problems with the remote control
■Contacting technical support 

94Solving 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 projector or the remote 
control.
1. Press the 
? Help button on the remote control or on the 
projector. You see the Help menu:
2. Use the arrow buttons on the remote control or the projector to 
highlight menu items.
3. Press the 
Enter button on the remote control or the projector to 
select the menu item and read the solutions. 
4. To exit the...

Solving Problems95
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 tables for a complete description of the 
projector’s status lights:
Temperature 
light Lamp light Power light
Power light...

96Solving Problems Error light(s) status
Error light(s) status Description
PGreen or orange
Flashing orange
OffIt’s time to replace the lamp. See page86 for instructions. If you continue to 
use the lamp after the replacement warning, there is an increased possibility 
that the lamp may break.
PFlashing red
Off
Flashing orangeRapid 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...

Solving Problems97
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 104.
■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...

98Solving 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 composite or S-Video video source, 
make sure the Video Signal setting is correct (see page 71).
■You can also try resetting all of the menu settings (see page 69).
You’ve connected a computer and see a blue screen with the...

Solving Problems99
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 Displays checkbox is selected. 
The message Not Supported is displayed.
■Make sure the correct input signal is selected in the Signal menu 
(see page 71).
■Make sure your computer’s resolution and frequency or refresh 
rate is supported by the...

100Solving Problems
■If you’re projecting a widescreen computer image, adjust the 
Resolution setting (see page 71), if necessary.
■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 evenly rectangular, adjust its shape as described on 
page 51.
The image contains static or noise.
■If you’re using a computer cable longer than 6 feet (1.8 meters), 
or an extension cable, the image quality may be...