Canon projector LV7230 User Manual

							21
Basic Operation
as c Ope at o
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 DISCONNECT AC POWER CORD  WHILE
COOLING FANS ARE RUNNING OR BEFORE POWER
INDICATOR LIGHTS RED.  OTHERWISE IT WILL
RESULT IN SHORTENING LAMP LIFE.
3When the projector has cooled down enough to be turned on
again, the POWER indicator lights red.  Then you can
disconnect the AC power cord.
The message disappears after 4 seconds.
✔Note:
• The projector cannot be turned on during the cooling period with the POWER
indicator blinking red.  You can turn it on again after the POWER indicator lights red.
• When the On start function is on, this projector is turned on automatically by
connecting the AC power cord to an AC outlet.  (See page 43 for the On start
function.) 
• Do not operate the projector continuously without rest.  Continuous use may result
in shortening the lamp life.  Turn off the projector and give it a rest about an hour in
every 24 hours.   
• This projector monitors internal temperature and automatically controls the running
speed of the cooling fans. 
• If the WARNING indicator blinks or lights red, see “Warning Indicator” on page 47.
Turning Off the Projector  
						

							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 procedure.
Press the Point 7 8button to select a Menu icon to adjust.
Press the Point edbutton to select an item to adjust.
Press the SET button to show the item data. Press the Point
7 8 button to adjust the data. Refer to the following pages
for respective adjustment.  Press the MENU button to display the On-Screen Menu.
✔Note:
The selected item is not in effective until the SET button is pressed.
1
2
3
NMGLRCP
SET button
POINT button
Remote Control Unit
MENU button   
						

							23
as c Ope at o
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 computer source
AV System Menu
Used to select
system of selected
video source.
(Refer to p36)
Image Adjust Menu
Used to adjust picture image.  [Contrast / Brightness / Color / Tint /
Color temp. / White balance (R/G/B) /
Sharpness /Gamma / Progressive /
Film]
(Refer to p38,39)
For video source
Same function as menu
for computer source.
Input Menu
Used to select
input source
either Video or
Computer.
(p34,35)
PC Adjust Menu
Used to adjust
parameters to
match with input
signal format.
(p28-30)
Image Select Menu
Used to select an
image level among
Standard, Cinema,
Blackboard(Green)
and Custom.
(p37)
Screen Menu
Used to set size
of image to
Normal or Wide.
(p40)
Guide Window
Shows the selected
Menu of the On-
Screen Menu.
Same function as
menu for computer
source.
Input Menu
Used to select
input source
either Computer
or Video.  (p26)
Screen Menu
Used to adjust size
of image.  [Normal
/ True / Wide /
Digital zoom +/–]
(p33)   
						

							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 unit once more while the
keystone dialog box is being displayed, the keystone
adjustment will be canceled.
Picture Freeze Function
Reduce the upper width
with Point e e
button. Reduce the lower width
with Point d d
button.  
1Press the KEYSTONE button on the top control, the remote
control unit or select Keystone in the Setting Menu (p41).
The keystone dialog box appears. 
2Correct keystone distortion by pressing the Point e ed
dbutton.
Keystone adjustment can be memorized.  (p41)
Rotate the Zoom Lever to zoom in and out.  
Rotate the Focus Ring to adjust the projected picture focus.  
Zoom Lever
Focus Ring
Keystone Adjustment Zoom and Focus Adjustment  
						

							25
as c Ope at o
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 timer starts to
count time (00 : 00 ~ 59 : 59).  
To stop the P-Timer, press the P-TIMER button.  And then, press
the P-TIMER button again to cancel the  P-Timer function.
1
2
Press the MENU button and the On-Screen Menu will
appear.  Press the Point 
7 8button to move the red frame
pointer to the Sound Menu icon.  Volume
Press the VOL (+/–) button on the top control or on the remote
control unit to adjust volume.  The volume dialog box appears on
the screen for a few seconds.
(+) button to turn up the volume and (–) button to turn down the
volume.
Mute
Press the MUTE button on the remote control unit to cut off
sound.  To restore sound to its previous level, press the MUTE
button again or press the VOL (+/–) button.
Press the Point 8button to turn up the volume, and press the
Point 
7button to turn down the volume. 
Press the Point 7 8button to cut off sound.  Dialog box display is
changed to “On” and sound is cut off.  To restore sound to its
previous level, press the Point 
7 8button again.
Press the Point d dbutton to move the red frame pointer to
the item that you want to select, and then press the SET
button.
indicates approximate
level of volume.
closes the Sound Menu.
Direct Operation
Volume
Mute
indicates approximate
level of volume.
Press the MUTE button to set
the Mute function On or Off.
The display disappears after 4 seconds.  
Sound Menu
Sound Menu icon
Sound Adjustment
Menu Operation
black out ➜the captured image ➜normal ➜• • • • •
P-Timer Function No Show Function   
						

							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 Computer 2, and then press the SET
button.  2
After the Source Select Menu appears for Computer 1,
move the pointer to RGB and then press the SET button.3
Input Menu
Computer 1
Video
Computer 2
COMPUTER button
Computer 1
Computer 2
When the input source is analog coming from a
computer through the RGB IN-1/ COMPONENT
IN terminal, select RGB. RGB 
INPUT button
Input Source Selection
Direct Operation
Menu Operation
Computer Input 
Move the pointer to RGB and
press the SET button.
Source Select Menu
✔Note:
Computer 2 is not displayed when the RGB IN-2/ RGB OUT terminal is used as
Monitor out.  (p43) 
Move the pointer (red
arrow) to Computer 1
and press the SET
button. Input Menu icon
Move the pointer (red
arrow) to Computer 2
and press the SET
button.
RGB (Scart)
Component See Selecting Input Source (Component / RGB-
Scart 21-pin ) on p35. 
See Selecting Input Source (Component / RGB-
Scart 21-pin ) on p35. 
✳See Note on the bottom of this page.
✳
✳    
						

							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 Menu
Custom Mode (1~5) set in the
PC Adjust Menu.  (p29,30)
PC system can also be selected manually.
Computer System Selection
This projector automatically tunes to various types of computers based on VGA, SVGA, XGA or SXGA with its Multi-scan
system and Auto PC Adjustment.  If Computer is selected as a signal source, this projector automatically detects the signal
format and tunes to project a proper image without any additional setting.  (Signal formats provided in this projector is
shown on page 57 )
When the projector cannot recognize connected
signal conforming to PC Systems provided in this
projector, Auto PC Adjustment function works to
display proper images and the message “Auto” is
displayed on the PC System menu box.  When the
image is not projected properly, manual adjustment is
required.  (p29,30 )
There is no signal input from computer.  Check the
connection of your computer and the projector.  ( 
Troubleshooting p52 )
Auto
-----
✔Note:
The projector may display one of the following messages.
User preset system manually adjusted in PC Adjust
menu.  Adjustment data can be stored in Mode 1 - 5.
( p29,30 )  Mode 1
PC Systems provided in the projector.  The projector
chooses a proper system and displays it.  SVGA 1
Selecting Computer System Manually
*Mode 1 and SVGA 1 are examples.     
						

							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 selecting Mode in the PC System
Menu (p27).  See “Store” on page 30.
✔Note:
• Fine sync, Total dots and Picture Position of some computers can not be fully
adjusted with this Auto PC Adjustment function.  When the image is not provided
properly with this operation, manual adjustments are required.  (p29,30)
• The Auto PC Adjust cannot be operated when 480i, 575i, 480p, 575p, 720p,1035i,
or 1080i is selected in the PC System Menu.
Auto PC Adjustment
Press the MENU button to display the On-Screen Menu.
Press the Point 
7 8button to move the red frame pointer to
PC Adjust Menu icon.1
2Press the Point dbutton to move the red frame pointer to
Auto PC Adj. icon and then press the SET button twice.
This Auto PC Adjustment can be also executed by pressing
the Auto PC button on the remote control unit. Auto PC Adj.   
						

							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
pointer to the PC Adjust Menu icon.1
2Press the Point d dbutton to move the red frame pointer to
the item that you want to adjust and then press the SET
button.  An adjustment dialog box will appear.  Press the
Point 
7 8button to adjust value.Move the red frame pointer to
an item and press the SET
button.
PC Adjust MenuPC Adjust Menu icon
Eliminates flicker from the image displayed.  Press the Point 7 8
button to adjust value.  (From 0 to 31)Fine sync
Adjusts the number of total dots in one horizontal period.  Press
the Point 
7 8button and adjust number to match your PC image. Total dots
Adjusts horizontal picture position.  Press the Point 7 8button to
adjust the position.Horizontal
Adjusts vertical picture position.  Press the Point 7 8button to
adjust the position.Vertical
Press the SET button to show H-Freq. and V-Freq. of the
connected computer. Current mode
Adjusts clamp level.  When the image has dark bars, try this
adjustment.Clamp
Press the SET button at this
icon to adjust the other items.  Press the Point 7 8button to
adjust the value.Shows status
(Stored / Free) of the
selected Mode. Selected Mode
Press the SET button at the
Current mode icon to show
the information of the
connected computer.
Current mode
Manual PC Adjustment
Press the SET button at this
icon to jump to the top item.          
						

							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 ratio with this function off.  Full screen
Reset
Store
Exits the PC Adjust Menu.
Quit
To store adjustment data, move the red frame pointer to the Store
icon and then press the SET button.  Move the red arrow pointer
to any of Mode 1 to 5 in which you want to store and then press
the SET button.
Resets all adjustment to their previous levels.
Mode free
Vacant Mode
shows values of “Total
dots,” “Horizontal,”
“Vertical,” “Display area
H,” and “Display area V.”closes this dialog box.
To store adjustment data To clear adjustment data
To clear adjustment data previously set, move the red frame
pointer to the Mode free icon and then press the SET button.
Move the red arrow pointer to the Mode that you want to clear
and then press the SET button.Display area
Press the SET button at the
Display area icon and the
Display area dialog box
appears.
✔Note:
Auto PC Adjust, Display area, Display area (H/V), and Full screen cannot be selected
when “480i”, “575i”, “480p”, “575p”, “720p”, “1035i”, or “1080i” is selected in the
PC System Menu (p27).
This Mode has parameters being stored.