InFocus Projector Lp820 User Manual

9
Displaying a computer image Remove the lens cap.
Press the power switch to position “1” on the back of the projector, then 
press the Pow e r button on the top of the projector or the remote.
The LED flashes green and the fans start to run. When the lamp comes on, 
the startup screen is displayed and the LED is steady green. It can take a 
minute for the image to achieve full brightness. 
? No startup screen? Get help on page 17. 
Turn on your computer.
The computer ’s image should appear on the...

10
First-time projector use with Windows 98The first time you connect a computer running Windows 98 to the projector, 
the computer recognizes the projector as “new hardware” and the Add 
New Hardware Wizard appears. Follow these instructions to use the Wiz-
ard to load the correct driver (which was installed with your Windows 
operating system).
If you are running Windows 2000, Windows ME, or Window XP, skip these 
steps and go to “Adjusting the image” on page 12.aClick Next to begin searching for the...

11
Skip this page if you did not connect a USB mouse cable
For Windows 98:
 If you connected the USB cable, the Add New Hardware Wizard 
appears again. Drivers must be installed to use the USB functionality. 
The Wizard launches two times. 
The first time it detects a USB Human Interface Device (for the key-
board). 
The second time it detects a USB Human Interface Device (for the 
mouse). 
For Windows 2000, Windows ME, and Windows XP:
 The USB drivers are automatically installed.  

12
Adjusting the imageAdjust the height of the projector, if necessary, by pressing the release but-
ton to extend the elevator foot. 
Rotate the leveling foot (located at the bottom back right corner), if neces-
sary.
Position the projector the desired distance from the screen at a 90 degree 
angle to the screen. 
See page 42 for a table listing screen sizes and distances.
Adjust the zoom or focus rings by rotating them until the desired image size 
and focus are produced.
If the image is not square,...

13
Connecting a video device Standard video connectionsPlug the audio/video (A/V) cable’s yellow connector into the video-out 
connector on the video device. Plug the other yellow connector into the yel-
low Video 2 connector on the projector. 
Plug a white connector into the left audio out connector on the video device 
and plug a red connector into the right audio out connector on the video 
device. Plug the remaining white connector into the left audio in connector 
on the projector (to the right of...

14
Displaying a video imageRemove the lens cap. 
Press the power switch to position “1” on the back of the projector, then 
press the Powe r button on the top of the projector.
The LED flashes green and the fans start to run. When the lamp comes on, 
the startup screen is displayed and the LED is steady green. It can take a 
minute for the image to achieve full brightness. 
? No startup screen? Get help on page 16.
Plug in and turn on the video device.
The video device’s image should appear on the...

15
Adjust the zoom or focus rings by rotating them until the desired image size 
and focus are produced.
If the image is not square, adjust the vertical keystone using the buttons on 
the keypad. Press the upper Key s t o n e  button to reduce the upper part of 
the image, and press the lower Key s t o n e  button to reduce the lower part.
You can also adjust the horizontal keystone via the menus. See page 30.
Adjust the volume on the keypad or remote.
Adjust the Contrast, Brightness, Color, or Tint in...

16
Shutting down the projectorThe projector automatically blanks the screen after no active source is 
detected for 30 minutes. This blank screen helps preserve the life of the pro-
jector. The image returns when an active source is detected or a remote or 
keypad button is pressed.
Screen Save
You can make the blank screen appear after five minutes by turning on 
Screen Save in the Settings>System menu. See page 34.
Pow e r  S av e
The projector also has a Power Save feature that automatically turns the...

17
Source Troubleshooting
Problem Solution Result
No startup screenPlug power cable in, press power switch,
press power button. Remove lens cap.
Correct image
Only startup screen appears
Press the Computer button 
Activate laptop’s external portComputer image projected
1
2
3
startup
screen
startup
screen
A
or restart
laptop
A
A 

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No computer image, just the words “Signal out of 
range” Adjust computer refresh rate in Control 
Panel>Display>Settings>Advanced>
Adapter (location varies by operating 
system)Computer image projected
Only my laptop’s background appears, not the 
Desktop icons Disable “Extend my Windows Desktop” in 
Control Panel>Display>Settings>Display 2 
(location varies by operating system)Background and Desktop projected
Signal out of
range
A
You may also need to set a different 
resolution on your computer, as...