Epson Brightlink 450wi Interactive Projector Users Guide

Maintaining the Projector111
Cleaning the Air Filter 
Your projector includes an air filter to ensure the best performance 
and help protect your equipment investment. If dust collects on the 
air filter, clean it as described here. Dust clogs prevent proper 
ventilation and can cause overheating, which can damage the 
projector.
1. Turn off the projector.
2. Remove dust from the air filter using a small vacuum cleaner 
designed for computer or office equipment, or gently clean the 
vent with a soft...

112Maintaining the ProjectorContact your dealer or call Epson at 800-GO-EPSON 
(800-463-7766) to obtain a new air filter. Request part number 
V13H134A27.
1. Turn off the projector and unplug the power cord.
2. Slide the switch, then open the air filter cover on the side of the 
projector.
3. Grasp the tab and pull the air filter straight out as shown.
note
Air filters contain 
polycarbonate, ABS resin, 
and polyurethane foam. 
Dispose of used air filters 
according to local 
regulations. 

Maintaining the Projector113
4. Press in the new air filter until it clicks into place.
Replacing the Lamp
The life span of the projection lamp is about 2500 hours if Power 
Consumption 
in the Settings menu is Normal (default), and 3500 
hours if this setting is 
ECO. See page 117 to check the lamp usage.
It is time to replace the lamp when: 
■The projected image gets darker or starts to deteriorate.
■The message Replace the lamp appears on the screen and the 
Lamp light flashes orange. To maintain...

114Maintaining the ProjectorFollow these steps to replace the lamp:
1. Turn off the projector and unplug the power cord.
2. Let the projector cool for at least an hour (if it has been on). The 
lamp is extremely hot immediately after use. 
3. Loosen the lamp cover screw (you cannot remove it). Then slide 
the lamp cover off.
4. Loosen the two screws holding the lamp in place (you can’t 
remove them).
warning
Let the lamp cool fully 
before replacing it. 
In the unlikely event that 
the lamp has broken,...

Maintaining the Projector115
5. Grasp the lamp handle as shown and pull it straight out.
 
6. Gently insert the new lamp along the guide rail, then push it in 
place. 
note
The lamp(s) in this 
product contain mercury. 
Please consult your state and 
local regulations regarding 
disposal or recycling. Do not 
put in the trash. 

116Maintaining the Projector7. Tighten its screws, then press it in by the handle until it clicks 
into place. 
8. Replace the lamp cover, then tighten its screw.
9. Reset the lamp timer as described in the next section. 
note
Tighten the lamp cover 
securely so you do not receive 
a lamp cover error when you 
turn the projector back on. 

Maintaining the Projector117
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...

118Maintaining 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 alkaline AAA batteries. If 
you...

Maintaining the Projector119
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. 

120Maintaining 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...