Epson Brightlink 455wi Interactive Projector Users Guide

							Maintaining the Projector111
Resetting the Lamp Timer
After you replace the lamp, you need to reset the lamp timer using the 
projector’s menu system. 
1. Press the 
Menu button on the remote control or on the 
projector’s control panel. You see the main menu.
2. Select the 
Reset menu and press Enter. You see this screen:
3. Select 
Reset Lamp Hours and press Enter. 
4. When you see the prompt, select
 Yes and press Enter.
5. When you’re finished, press 
Menu to exit.
Checking Lamp Usage 
To check the number of hours the lamp has been used, press the 
Menu button and highlight the Info menu. You see a screen like this:note
The information displayed 
depends on the input signal 
currently selected.
If you have used the 
projector for less than 
10 hours, the hours are 
listed as 0H. 
						

							112Maintaining the ProjectorThe life span of the lamp is about 2500 hours if 
Power 
Consumption
 in the Settings menu is Normal (default), and 3500 
hours if this setting is 
ECO. Make sure you have a spare lamp handy if 
the usage hours on this menu are close to the life span of your lamp.
Replacing the Pen Batteries
To check the pen batteries, press the button. If the indicator light is 
green, the battery has enough power.
If you need to replace the batteries, use two rechargeable or alkaline 
AAA batteries.   
1. Press in the tab on the battery cover as you lift the cover off.
2. Install two batteries, inserting the 
+and– ends as shown.
caution
When replacing batteries, 
take the following 
precautions:
■Replace the batteries as 
soon as they run out. If the 
batteries leak, wipe away 
battery fluid with a soft 
cloth. If fluid gets on your 
hands, wash immediately.
■Do not expose batteries to 
heat or flame.
■Dispose of used batteries 
according to local 
regulations.
■Do not use batteries other 
than those specified in this 
User’s Guide and do not 
use batteries of different 
types or mix old and new 
batteries.
■Keep these batteries out of 
the reach of children. 
Batteries are choking 
hazards and are very 
dangerous if swallowed.
Battery indicator 
light
Button
warning
Use the battery charger only 
with rechargeable batteries. 
To avoid injury, do not 
place regular alkaline 
batteries in a battery 
charger. 
						

							Maintaining the Projector113
3. Replace the battery cover and press it down until it clicks into 
place.
Replacing the Remote Control Batteries
Replace the batteries in the remote as described below: 
1. Turn the remote control over.
2. Press in on the catch on the battery cover as you lift the cover off.
3. Install two AA alkaline batteries, inserting the 
+and– ends as 
shown. 
						

							114Maintaining the Projector4. Replace the battery cover and press it down until it clicks into 
place.
Transporting the Projector
The projector contains many glass and precision parts. 
Follow these guidelines to prevent damage when transporting it: 
■When shipping the projector for repairs, use the original 
packaging material if possible. If you do not have the original 
packaging, use equivalent materials, placing plenty of cushioning 
around the projector.
■When transporting the projector a long distance, first place it in a 
hard-shell shipping case, then pack it in a firm box with 
cushioning around the case. 
note
Epson shall not be liable for 
any damages incurred 
during transportation. 
						

							115
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 
						

							116Solving 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 Problems117
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.  
						

							118Solving Problems Error light(s) status
Error light(s) status Description
PGreen or orange
Flashing orange
OffIt’s time to replace the lamp. See page107 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 105 to 107.
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 72).
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 134.
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 134.
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 134.
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 105 to 107.
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 107. 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 72).
If none of these suggestions resolves the problem, contact Epson as described 
on page 134.
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 134. 
						

							Solving Problems119
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 134.
■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 77).
You are having trouble projecting through the USB cable 
connection.
■Press the USB button on the remote control.
■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
. 
						

							120Solving 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 72).
■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.
■With Windows DirectX, turn off DirectX functions.
■If you are using Windows Media Center, make sure you use 
window display mode, rather than full-screen display mode.
■If the image is choppy, make sure you are using a USB 2.0 
interface on your computer.
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.