Operation Manual
Table Of Contents
- Front cover
- Important Information
- Table of Contents
- 1. Introduction
- 2. Projecting an Image (Basic Operation)
- (1) Flow of Projecting an Image
- (2) Connecting Your Computer/Connecting the Power Cord
- (3) Turning on the Projector
- (4) Selecting a Source
- (5) Adjusting the Picture Size and Position
- (6) Correcting Keystone Distortion [KEYSTONE]
- (7) Optimizing Computer Signal Automatically
- (8) Turning Up or Down Volume
- (9) Turning off the Projector
- (10) When Moving the Projector
- 3. Convenient Features
- (1) Turning off the Image and Sound
- (2) Freezing a Picture
- (3) Magnifying a Picture
- (4) Changing Eco Mode/Checking Energy-Saving Effect
- (5) Using 4-Point Corner to Correct Keystone Distortion [CORNERSTONE]
- (6) Preventing the Unauthorized Use of the Projector [SECURITY]
- (7) Operating Your Computer’s Mouse Functions from the Projector’s Remote Control via the USB Cable (Remote Mouse Function)
- (8) Projecting Your Computer’s Screen Image from the Projector via the USB Cable (USB Display)
- (9) Controlling the Projector by Using an HTTP Browser
- (10) Projecting an Image from an Angle (Geometric Correction Tool in Image Express Utility Lite)
- 4. Using the Viewer
- 5. Using On-Screen Menu
- 6. Installation and Connections
- 7. Maintenance
- 8. Appendix
- (1) Troubleshooting
- (2) Specifications
- (3) Cabinet Dimensions
- (4) Pin Assignments of D-Sub COMPUTER Input Terminal
- (5) Compatible Input Signal List
- (6) PC Control Codes and Cable Connection
- (7) Using the Computer Cable (VGA) to Operate the Projector (Virtual Remote Tool)
- (8) Troubleshooting Check List
- (9) REGISTER YOUR PROJECTOR! (for residents in the United States, Canada, and Mexico)

101
7. Maintenance
4. Remove dust from the lter unit and the lter cover.
Clean both outside and inside.
5. Attach the four lters to the lter unit and the lter cover.
Filter unit: Attach two coarse-texture sponge lters (large and
small) to the lter unit.
Filter cover: Attach two ne-texture sponge lters (large and small)
to the lter cover.
The ne-texture sponge lter has slits on it. Align these slits with
the protrusions of the lter cover.
Coarse-texture
sponge
Fine-texture
sponge
6. Attach the lter cover back to the lter unit
Align the lter unit with the lter cover and push the six protrusions
into place.
• Makesureallsixmountingpointsarealignedproperly.
7. Put the lter unit back to the projector cabinet.
Inserttwocatchesofthetipofthelterunitintothegrooveofthe
cabinet, and push the button to close the lter unit.
• Pushthelterunituntilitclicksintoplace.
8. Clearthelterusagehours.
Plug the power cord into the wall outlet, and then turn on the
projector.
From the menu, select [RESET] →[CLEARFILTERHOURS].(→
page 85)
The interval time to clean the lters is set to [OFF] at time of ship-
ment. When using the projector as it is, you do not clear the lter
usage
ButtonGroove