Canon Lv-x4, Lv-7230 Multimedia Projector Owners Manual

21
Basic Operation
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Press the POWER button on the top control or on the
remote control unit, and a message Power off? appears on
the screen.  
Press the POWER button again to turn off the projector. The
POWER indicator starts to blink red, and it continues while
the cooling fans are operating for about 90 seconds. (About
120 seconds when the fan mode is L2. See page 46.)   
1
2
TO MAINTAIN THE LIFE OF LAMP, ONCE YOU TURN
PROJECTOR ON, WAIT AT LEAST 5 MINUTES BEFORE
TURNING IT OFF.
DO NOT...

INPUT
LAMP REPL
MENU
  KEY
STONE
SETVOL VOL
+ -
     
22
Basic Operation
Top Control
Menu barPointer
(red frame)Menu icon
Item data
Press the Point 
7 8buttons 
to adjust value.
SET
button
Pointer (red frame)
Press the Point d button 
to move the pointer.
Item
How to Operate the On-Screen Menu
MENU button
SET buttonPOINT button
(outer ring)
On-Screen Menu
Quit to exit this menu.
The projector can be adjusted or set via the On-Screen Menu.
Refer to the following pages regarding each adjustment and
setting...

23
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Basic Operation
Menu Bar
PC System Menu
Used to select
computer system.
(p27)
Image Adjust Menu
Used to adjust computer image. [Contrast / Brightness / Color
temp. / 
White balance (R/G/B) /Sharpness / Gamma](p32)
Setting Menu
Used to change
settings of the
projector or reset  lamp
replace counter. 
(p41-46)
Sound Menu
Used to adjust
volume or mute
sound.  (p25)
Image Select Menu
Used to select  an
image level among
Standard, High
contrast,Blackboard
(Green), and
Custom.(p31)
For...

24
Press the FREEZE button on the remote control unit to freeze the
picture on the screen.  To cancel the FREEZE function, press the
FREEZE button again.  (p11)
If a projected picture has keystone distortion, correct the image with KEYSTONE adjustment.
Basic Operation
•The arrows are blue when there is no correction.
•The arrows disappear at the maximum correction.
•The direction of the arrow being corrected turns light
blue.
•If you press the KEYSTONE button on the top control
or on the remote control...

25
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Basic Operation
Press the NO SHOW button on the remote control unit to black
out the image.  To restore to normal, press the NO SHOW button
again or press any other button.  When a projected image is
captured and set as “User” in the Logo item in the Setting Menu
(p42), the screen changes each time you press the NO SHOW
button as follows.
The message disappears after 4 seconds.
Press the P-TIMER button on the remote control unit.  The timer
display “00 : 00” appears on the screen and the...

26
Choose either Computer 1 or Computer 2 by pressing the INPUT
button on the top control or press the COMPUTER button on the
remote control unit.
Before using these buttons, correct input source should be
selected through menu operation as described below.
Press the MENU button and the On-Screen Menu will
appear.  Press the Point 
7 8button to move the red frame
pointer to the Input Menu icon.1
Computer
1
Input Menu
Press the Point d d 
 button to move the red arrow pointer to
either Computer 1 or...

27
Co pute put
Computer Input
The Auto PC Adjustment
function operates to adjust the
projector. 
PC System Menu
The PC System Menu icon 
displays the system being
selected.
The systems on this dialog
box can be selected.Press the MENU button and the On-Screen Menu will
appear.  Press the Point 
7 8button to move the red frame
pointer to the PC System Menu icon.
Press the Point d d 
 button to move the red arrow pointer to
the system that you want to set, and then press the 
SET
button.  
1
2
PC System...

28
Computer Input
Auto PC Adjustment function is provided to automatically adjust Fine sync, Total dots, Horizontal, and Vertical to conform to
your computer.  Auto PC Adjustment function can be operated as follows.
Move the red frame pointer to
the Auto PC Adj. icon and
press the SET button.
PC Adjust Menu
PC Adjust Menu icon
To store adjustment parameters
Adjustment parameters from Auto PC Adjustment can be
memorized in this projector.  Once parameters are memorized, the
setting can be done just by...

29
Co pute put
Computer Input
Some computers employ special signal formats which may not be tuned by Multi-scan system of this projector.  Manual PC
Adjustment enables you to precisely adjust several parameters to match those signal formats.  The projector has 5
independent memory areas to memorize those parameters manually adjusted.  It allows you to recall the setting for a
specific computer. 
Press the MENU button and the On-Screen Menu will
appear.  Press the Point 
7 8button to move the red frame...

30
Computer Input
Select the resolution at the Display area dialog box.Display area
Adjusts the horizontal area displayed by this projector.  Press the
Point 
7 8button to decrease/increase value and then press the
SET button.Display area H
Adjusts the vertical area displayed by this projector.  Press the
Point 
7 8button to decrease/increase value and then press the
SET button.Display area V
With this function on, SXGA image is fully displayed at 4 : 3 aspect
ratio.  It is displayed at 5 : 4 aspect...