Canon projector LV7255 User Manual

22
3. Projecting an Image (Basic Operation)
 Selecting a Source
Selecting the computer or video source
POWER
AUTO PC
INPUT
VOL-
POWER
BACK
INPUT
IMAGE
ASPECT
INFO.
MENUNO SHOW
AUTO PC
NOTE: Turn on the computer or VCR connected to the projector.
Selecting from INPUT List
Press and quickly release the INPUT button on the projector cabinet to
display the Source list. Each time the INPUT button is pressed, the input
source will change as follows: Computer 1, Computer 2, Video (VCR
or laser disc player),...

23
3. Projecting an Image (Basic Operation)
Place your projector on a flat level surface and ensure that the projector is
square to the screen.
Lift the front edge of the projector to center the image vertically.
*If the projected image does not appear square to the screen then use the\
Keystone feature for proper adjustment. See page 
25  to  26 .
 Adjusting the Picture Size and Position
2
1
4
3
Adjustable Tilt Foot
Move the projector left to center the image horizontally on the screen.
Adjustable...

24
3. Projecting an Image (Basic Operation)
Focus
Use the FOCUS ring to obtain the best fo-
cus.
Zoom
Use the ZOOM lever to finely adjust the image
size on the screen. 

25
 Correcting Keystone Distortion
Auto Keystone Correction
The Auto keystone correction feature will correct the vertical distortion of a projected image on the screen. No special
operation required. Just put the projector on a flat surface.
NOTE: Although the Auto Keystone angle that can be corrected is about 30\
 degrees upward and downward, we recommend that
you use the Auto Keystone within an angle of +/- 10 degrees.
3. Projecting an Image (Basic Operation)
NOTE: Auto and Manual keystone correction...

26
3. Projecting an Image (Basic Operation)
5. Press the MENU button to close the menu.
NOTE: You can save the changes using the Keystone save
feature when you turn off the projector. See page 41 . 

27
3. Projecting an Image (Basic Operation)
 Automatically Optimizing on RGB Image
Adjusting the Image Using Auto PC adjustment
Optimizing an RGB image automatically.
Press the AUTO PC button to optimize an RGB image automatically.
[Poor picture]
[Normal picture]
POWER
AUTO PC
INPUT
VOL-
POWER
BACK
INPUT
IMAGE
ASPECT
INFO.
MENUNO SHOW
AUTO PC
Press the AUTO PC button to fine-tune the computer image or to remove any vertical banding that might appear and
to reduce video noise, dot interference or cross...

28
 Turning off the Projector
To  turn off the projector:
3. Projecting an Image (Basic Operation)
WARNINGPOWER
AUTO PC
INPUT
LAMP
POWER
BACK
INPUT
IMAGE
ASPECT
INFO.
MENUNO SHOW
AUTO PC
1. Press the POWER button on the projector cabinet or the remote control. The “Power Off / OK?” message
will appear.
CAUTION
Do not unplug the power cord from the wall outlet or do not turn off
the main power under any one of the following circumstances. Doing
so can cause damage to the projector:
• While the Hour Glass...

29
4. Convenient Features

 Turning off the Image and Sound
Press the NO SHOW button to turn off the image and sound for a short
period of time. Press again to restore the image and sound.POWER
BACK
INPUT
IMAGE
ASPECT
INFO.
MENUNO SHOW
AUTO PC
  Freezing a Picture
Press the FREEZE button to freeze a projected moving picture such as
DV D. Press again to resume motion.
  Enlarging and Moving a Picture
R-
CLICKL -
CLICK
VOL
FREEZE P
AGE
D.ZOOM
Y ou can enlarge the picture up to 400 percent.
To   do so:
1....

30
4. Convenient Features
 Using the Remote Mouse Receiver
The remote mouse receiver enables you to operate your computer’s mouse functions from the remote control. It is a
great convenience for clicking through your computer-generated presentations.
Connecting the remote mouse receiver to your computer
If you wish to use the remote mouse function, connect the mouse receiver and computer.
The mouse receiver can be connected directly to the computer’s USB port (type A).
NOTE: Depending on the type of...

31
Operating your computer’s mouse from the remote control
You can operate your computers mouse from the remote control.
PA GE  
/  Button: scrolls the viewing area of the window or to move to the previous or next slide in PowerPoint
on your computer.
 / Mouse Buttons:moves the mouse cursor on your computer.
MOUSE L-CLICK Button: works as the mouse left button.
MOUSE R-CLICK Button: works as the mouse right button.
About Drag Mode
By pressing the L-CLICK or R-CLICK button for 2 or 3 seconds then...