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...

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...

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...

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...

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...

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...

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...

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...

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...