Epson Brightlink 450wi Interactive Projector Users Guide

							121
8
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 interactive pens
■Solving password problems
■Solving network problems
■Solving problems with the remote control
■Contacting technical support 
						

							122Solving 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 help system, press the 
? Help button or Esc button.
If none of the suggestions solve your problem, see additional solutions 
to problems in the following sections. 
						

							Solving Problems123
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 lightPower light
Power light status
P
Power light status Description
Flashing green The projector is warming up. Wait for the image to appear.
Green The projector is operating normally.
Orange The projector is in sleep or standby mode. You can unplug it or press the 
Ppower button to turn it on.
Flashing orange Preparing for network monitoring or cooling down. 
Red or flashing red There is a problem with the projector. Check the next table to diagnose the 
problem.  
						

							124Solving Problems Error light(s) status
Error light(s) status Description
PGreen or orange
Flashing orange
OffIt’s time to replace the lamp. See page113 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 around and under the projector for ventilation, and that 
the air filter and vents are clean.
PRed
Off
RedThe projector is overheating, which turns the lamp off automatically. Wait until 
the projector switches to standby mode (about 5 minutes). Make sure there is 
plenty of space around and under the projector for ventilation. 
The air filter may be clogged. Clean or replace the air filter as described on 
pages 111 to 113.
If you’re using the projector above an altitude of 4,900 feet (1,500 meters), turn 
on High Altitude Mode in the Operation menu (see page 78).
If the projector continues to overheat after you clean the air filter, stop using 
the projector, disconnect the power cord, and contact Epson for help as 
described on page 140.
Warning: Except as specifically explained in this User’s Guide, do not attempt 
to service this product yourself.
PFlashing red
Red
Flashing redThe projector has an internal problem. Stop using the projector, disconnect the 
power cord, and contact Epson for help, as described on page 140.
PRed
Off
Flashing redThere is a problem with the fan or temperature sensor. Stop using the 
projector, disconnect the power cord, and contact Epson as described on 
page 140.
PRed
Flashing red
OffThe lamp may be burnt out. First make sure the lamp cover is securely 
installed. If that’s not the problem, the air filter may be clogged. Clean or 
replace the air filter as described on pages 111 to 113.
If this does not resolve the problem, let the lamp cool and then remove it. If the 
lamp is cracked, replace it as described on page 113. If the lamp is not cracked, 
reinstall it. If reinstalling doesn’t work, replace the lamp.
If you’re using the projector above an altitude of 4,921 feet (1,500 meters), turn 
on High Altitude Mode in the Operation menu (see page 78).
If none of these suggestions resolves the problem, contact Epson as described 
on page 140.
PFlashing red
Flashing red
Flashing redThe projector has an Auto Iris error or power error. Stop using the projector, 
disconnect the power cord, and contact Epson for help, as described on 
page 140. 
						

							Solving Problems125
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 140.
■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 back on. Press the Ppower button to turn 
the projector back on.
The buttons on the projector don’t work.
If the Control Panel Lock function has been enabled, you can’t use the 
buttons on the projector. Try using the remote control instead, or 
press and hold the projector’s 
Enter button for seven seconds to 
release the lock (see page 83).
You are having trouble projecting through the USB cable 
connection.
■If the USB Display driver is not installed automatically the first 
time you connect the cable, do one of the following:
Windows: Double-click 
Computer or My Computer > 
EPSON_PJ_UD > EMP_USDE.EXE.
Mac OS: Double-click 
EPSON_PJ_UD > USB Display 
Installer
. 
						

							126Solving Problems
■If nothing is projected after the drivers are installed, do one of the 
following:
Windows: Select 
 or Start > All Programs or Programs > 
EPSON Projector > EPSON USB Display > EPSON USB 
Display Vx.x
.
Mac OS: Click the 
USB Display icon in the Dock. If you don’t 
see it, open the 
USB Display folder in the Applications folder 
and run 
USB Display.
■Make sure USB Type B in the Extended menu is set to USB 
Display
 (see page 78).
■In Windows, if the mouse pointer flickers, select All Programs or 
Programs 
> EPSON Projector > EPSON USB Display > 
EPSON USB Display Vx.x., then clear the Transfer layered 
window
 checkbox.
Solving Problems With the Image 
or Sound
No image appears on the screen.
■Check that the Ppower light is green and not flashing. Also press 
the 
A/V Mute button on the remote control to make sure the 
picture has not been turned off temporarily.
■The projector may be in standby or sleep mode. If the Ppower 
light is orange, press the Ppower button to turn the projector on.
■If the power was switched off and then on again, the projector 
may be cooling down. Wait until the Ppower light stops flashing 
and remains orange; then press the Ppower button again.
■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. 
						

							Solving Problems127
■If you are projecting video from a laptop, you may need to set the 
laptop to external output only.
■If you are projecting from a composite or S-Video video source, 
make sure the Video Signal setting is correct (see page 73).
■You can also try resetting all of the menu settings (see page 71).
■If you’re projecting through your computer’s USB port, make 
sure the 
USB Type B setting in the Extended menu is set to USB 
Display
 (see page 78). 
With Windows, you may need to install the USB display drivers 
manually by clicking 
My Computer or Computer > 
EPSON_PJ_UD > EMP_UDSE.EXE. If nothing is projected after 
the USB display drivers are installed, click 
All Programs or 
Programs > EPSON Projector > EPSON USB Display > 
EPSON USB Display Vx.x on your computer.
With Mac OS X, click the 
USB Display icon in the Dock. If 
there is no USB Display icon in the Dock, open the 
USB Display 
folder in the Applications folder and run USB Display.
■If you see a black screen and you are connected through your 
computer’s USB port (or through your network), the application 
may be using DirectX drawing features, which are not supported.
You’ve connected a computer and see a blue screen with the 
message 
No Signal displayed.
■Make sure the cables are connected correctly, as described 
beginning on page 24.
■If you’ve connected a computer and one or more video sources, 
you may need to press the 
Source Search button to select the 
correct source. Allow a few seconds for the projector to sync up 
after pressing the button.
■Make sure the power for your connected equipment is turned on. 
						

							128Solving ProblemsIf you’re using a PC notebook: 
■Press the function key that lets you display on an external 
monitor. It may have an icon such as  , or it may be labelled 
CRT/LCD. 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. Check your notebook’s manual or online help for 
details. 
On most systems, the   key lets you toggle between the LCD 
screen and the projector, or display on both at the same time.
■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 
Display or Displays.
3. Click 
Detect Displays. 
4. Do one of the following:
Mac OS X 10.6: Click 
Show displays in menu bar.
Other versions of Mac OS X: Make sure the 
VGA Display or 
Color LCD dialog box is selected. Click the Arrangement or 
Arrange tab and 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 73).
■Make sure your computer’s resolution and frequency or refresh 
rate is supported by the projector (see page 145). If necessary, 
change your computer’s settings.  
						

							Solving Problems129
The projector and notebook don’t display the same image
If you’re projecting from a notebook, and you can’t see your image on 
the projection screen and on your computer at the same time, follow 
these guidelines.
If you’re using a PC notebook:
■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 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.
■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, select the 
Settings option, then select the Advanced option (in Windows 
Vista, right-click on the desktop, select 
Personalize, select 
Display Settings, then select Advanced Settings). 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 Mac OS X:
You may need to set up your system to display on the projector screen 
as well as the LCD screen. Make sure your projector is connected and 
follow these steps:
1. Open 
System Preferences. 
2. Click 
Display or Displays.
3. Click 
Detect Displays. 
						

							130Solving Problems4. Do one of the following:
Mac OS X 10.6.x: Click 
Show displays in menu bar.
Other versions of Mac OS X: Make sure the 
VGA Display or 
Color LCD dialog box is selected, click the Arrangement or 
Arrange tab, then make sure the Mirror Displays checkbox is 
selected. 
Only part of the computer image is displayed.
■Press the Auto button on the remote control or the Enter button 
on the projector.
■Make sure the image Position setting is correct in the Signal 
menu. See page 74 for more information.
■Press the Aspect button on the remote control or select the 
correct 
Aspect setting from the Signal menu. See page 46 for 
details on the available options.
■Press the Esc button on the remote control to cancel the E-Zoom 
function.
■Make sure your computer’s resolution setting is correct. See the 
compatible video formats listed on page 145.
■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 widescreen computer image, adjust the 
Resolution setting (see page 73), 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 using the 
Keystone setting on the Settings menu (see page 75).