Canon projector LV7555 User Manual

							21
BASIC OPERATION
ADJUSTING SCREEN
Message disappears after 4 seconds.
Message disappears after 4 seconds.
ZOOM ADJUSTMENT
FOCUS ADJUSTMENT
1Press ZOOM button on Top Control or ZOOM /button on
Remote Control Unit.  Message “Zoom” is displayed.
2Press ZOOM button or POINT UP button to make image
larger, and press ZOOM 
button or POINT DOWN button to
make image smaller.
1Press FOCUS button on Top Control or FOCUS /button on
Remote Control Unit.  Message “Focus” is displayed.
2Adjust focus of image by pressing FOCUS /button or
POINT UP/DOWN button(s) .
Message disappears after 4 seconds.
LENS SHIFT ADJUSTMENT
1Press LENS SHIFT button on Top Control or LENS SHIFT /
button on Remote Control Unit. Message “Lens shift” is
displayed.
2Press POINT UP button or LENS SHIFT button to move
image up, press POINT DOWN or LENS SHIFT 
button to
move image down.
KEYSTONE ADJUSTMENT
1Press KEYSTONE button on Remote Control Unit or select
Keystone on SETTING menu.  (Refer to page 37.)  Keystone
dialog box appears.
2Correct keystone distortion by pressing POINT
UP/DOWN/LEFT/RIGHT button(s).  Press POINT UP button to
reduce the upper part of the image, and press POINT DOWN
button to reduce the lower part.  Press POINT LEFT button to
reduce the left part, and press POINT RIGHT button to reduce
the right part.  
Reduce the upper width
with POINT UP button. Reduce the lower width
with POINT DOWN button.  
If a projected picture has keystone distortion, correct the image with KEYSTONE adjustment.
Reduce the left part with
POINT LEFT button.  Reduce the right part with
POINT RIGHT button.  
•Arrows are white in no correction.
•Arrow(s) of direction being corrected turn(s) red.
•Arrow(s) disappear(s) at the maximum
correction.
•If you press the KEYSTONE button on Top
Control or on Remote Control Unit once more
while the keystone dialog box is being
displayed, the keystone adjustment will be
canceled.
NOTE;
Focus adjustment may not function properly if the image is
corrected by KEYSTONE adjustment.
Press FREEZE button on Remote Control Unit to freeze picture on-screen.  To cancel FREEZE function, press FREEZE
button again or press any other button.
PICTURE FREEZE FUNCTION 
						

							22
BASIC OPERATION
Press NO SHOW button on Remote Control Unit to black out image.
To restore to normal, press NO SHOW button again or press any
other button.
NO SHOW FUNCTION
Message disappears after 4 seconds.
Press P-TIMER button on Remote Control unit.  Timer display “00 : 00”
appears on screen and timer starts to count time (00 : 00 ~ 59 : 59).  
To stop P-TIMER display, press P-TIMER button.  And then, press P-
TIMER button again to cancel P-TIMER function.
P-TIMER FUNCTION
1
2
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT buttons to move a red frame pointer to
SOUND Menu icon. 
Volume
Press VOLUME (+/–) button(s) on Top Control or on Remote Control
Unit to adjust volume.  Volume dialog box appears on screen for a few
seconds.
(+) button to increase volume, and (–) button for decreasing.
Mute
Press MUTE button on Remote Control Unit to cut off sound.  To
restore sound to its previous level, press MUTE button again or press
Volume (+/–) button(s).
To increase volume, press POINT RIGHT button, and press POINT
LEFT button for decreasing. 
Press POINT LEFT/RIGHT button(s) to switch built-in speaker on and
off.
Press POINT UP/DOWN button to move a red frame pointer to
item that you want to select, and then press SET button.
Close SOUND Menu.
SOUND ADJUSTMENT
DIRECT OPERATION
MENU OPERATION
Volume
Built-in SP.
Indicates roughly level of
volume.
Press MUTE button to set
Mute function On or Off.
Display disappears after 4 seconds.  
SOUND MENU
SOUND Menu icon Indicates roughly
level of volume.
Press POINT LEFT/RIGHT button(s) to cut off sound.  Dialog box
display is changed to “On” and sound is cut off.  To restore sound to
its previous level, press POINT LEFT/RIGHT button(s) again.
Mute
Turbo Bright System enhances picture brightness.  When BRIGHT
button is pressed to on, the message “Bright on” is displayed and
BRIGHT button lights orange.  To return to original picture brightness,
press BRIGHT button again.
✽When Turbo Bright System is set to on, the color of image may
change slightly.
TURBO BRIGHT FUNCTION
Message disappears after 4 seconds. 
						

							23
COMPUTER INPUT
SELECTING INPUT SOURCE
DIRECT OPERATION
Select INPUT source by pressing INPUT button on Top Control or on
Remote Control Unit.
If projector cannot reproduce proper image, select correct input source
through MENU OPERATION (see below).
INPUT button
Input 1
Input 2
Input 3
SELECTING COMPUTER SYSTEM
WHEN SELECT  INPUT 1 (COMPUTER INPUT TERMINALS )
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to
INPUT Menu icon.
Press POINT UP/DOWN button to move a red arrow pointer to
Input 1 and then press SET button.  Source Select Menu will
appear.   
1
2
Input 1
INPUT MENU
Move a pointer to source that you want to select and then press
SET button.3
When your computer is connected to INPUT 1 (DIGITAL)
terminal, select RGB(PC Digital).
When your computer is connected to INPUT 1 (ANALOG)
terminal, select RGB(Analog).
RGB(Analog)
MENU OPERATION
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT buttons to move a red frame pointer to
INPUT Menu icon. 
Press POINT UP/DOWN button and a red-arrow icon will
appear.  Move arrow to INPUT source that you want to select,
and then press SET button.  
1
2
Move a pointer to source
and press SET button.
Source Select Menu
INPUT Menu icon
INPUT Menu icon
Move a pointer (red arrow) to
Input 1 and press SET but-
ton.
RGB(PC Digital)
RGB(Scart)
When video equipment is connected to INPUT 1 (ANALOG)
terminal, select RGB(Scart).
Input 1 is not displayed when the Input 1 is used as
Monitor out. ✽NOTE
Input 1 terminal is switchable and can be used as computer input or
monitor output.
✽
RGB(AV HDCP)
Monitor out
If a HDCP-compatible signal source is connected to the INPUT 1
(DIGITAL) terminal, select RGB(AV HDCP).
If the INPUT 1 ANALOG terminal is being used as a MONITOR
OUT terminal, select Monitor out.
NOTE;
HDCP (High-bandwidth Digital Content
Protection) is a system for protecting digital
entertainment content which is delivered by DVI
(Digital Visual Interface) from being copied.
The specification of HDCP is decided and
controlled by Digital Content Protection, LLC.
Should the specification be changed, this
projector may not display the digital content
protected by HDCP. 
						

							24
COMPUTER INPUT
This projector automatically tunes to most different types of computers based on VGA, SVGA, XGA or SXGA (refer to
“COMPATIBLE COMPUTER SPECIFICATION” on page 49).  When a computer is selected, this projector automatically
tunes to incoming signal and projects the proper image without any special setting.  (Some computers need to be set
manually.)
The projector displays one of the Auto, -----, Mode 1/2/3/4/5, or the system provided in the projector.
When projector cannot recognize connected signal as PC
system provided in this projector, Auto PC Adjustment
function operates to adjust projector and message “Auto”
is displayed on SYSTEM Menu icon.
When image is not provided properly, manual adjustment
is required.  (Refer to P26 and 27.)
There is no signal input from computer.  Make sure
connection of computer and a projector is set correctly.  
(Refer to TROUBLESHOOTING on page 46.)
Auto
––––
PC SYSTEM Menu icon
Displays system being
selected.
PC SYSTEM MENU
SELECT COMPUTER SYSTEM MANUALLY
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT buttons to move a red frame pointer to PC
SYSTEM Menu icon.
Press POINT UP/DOWN button to move a red arrow pointer to
system that you want to set, and then press 
SET button.  
1
2
PC SYSTEM MENU
This projector automatically selects PC system among those provided
in this projector and PC system can be also selected manually.
AUTOMATIC MULTI-SCAN SYSTEM
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to
INPUT Menu icon.
Press POINT UP/DOWN button and a red-arrow icon will
appear.  Move arrow to RGB, and then press SET button.  
1
3
When connect a computer output [5 BNC Type (Green, Blue, Red,
Horiz. Sync and Vert. Sync.)] from a computer to G, B, R, H/HV and V
jacks.
WHEN SELECT INPUT 2 (5 BNC INPUT JACKS )
Input 2
INPUT MENU
Move a pointer to RGB and
press SET button.
Source Select Menu
Press POINT UP/DOWN button to move a red arrow pointer to
Input 2 and then press SET button.  Source Select Menu will
appear.   2
INPUT Menu icon
Move a pointer (red arrow) to
Input 2 and press SET but-
ton.
PC SYSTEM Menu icon 
Displays system being selected.
Systems on this dialog box can
be selected.
Custom Mode (1~5) set in PC
ADJUST Menu.  (P26, 27)
User preset adjustment in MANUAL PC ADJUSTMENT.
Adjustment data can be stored in the Mode 1-5.Mode 1
Computer systems provided in the projector. The
projector chooses proper system and displays it.SVGA 1
Mode 1 and SVGA 1 are examples.✽ 
						

							25
COMPUTER INPUT
PC ADJUSTMENT
AUTO PC ADJUSTMENT
Auto PC Adjustment function is provided to automatically adjust Fine sync, Total dots and Picture Position to conform to your
computer.  Auto PC Adjustment function can be operated as follows.
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to PC
ADJUST Menu icon.1
2Press POINT UP/DOWN button to move a red frame pointer to
AUTO PC Adj. icon and then press SET button.
This Auto PC Adjustment can be also executed by pressing
AUTO PC ADJ. button on Top Control or on Remote Control
Unit.
PC ADJUST MENU
Auto PC Adj.
Store adjustment parameters.
Adjustment parameters from Auto PC Adjustment can be memorized
in this projector.  Once parameters are memorized, setting can be
done just by selecting Mode in PC SYSTEM Menu (P24).  Refer to
step 3 of MANUAL PC ADJUSTMENT section (P27).
NOTE
Fine sync, Total dots and Picture Position of some computers can not be fully adjusted with this Auto PC Adjustment
function.  When image is not provided properly through this function, manual adjustments are required.  (Refer to page 26,
27.)
Auto PC Adjustment function cannot be operated in Digital Signal input on DVI terminal and “480p”, “575p”, “480i”, “575i”
“720p (HDTV)”, “1035i (HDTV)” or “1080i (HDTV)” is selected on PC SYSTEM Menu.
PC ADJUST Menu icon
Move a red frame pointer to AUTO
PC Adj. icon and press SET but-
ton. 
						

							26
COMPUTER INPUT
MANUAL PC ADJUSTMENT
This projector can automatically tune to display signals from most personal computers currently distributed.  However, some
computers employ special signal formats which are different from standard ones and may not be tuned by Multi-Scan system
of this projector.  If this happens, projector cannot reproduce a proper image and image may be recognized as a flickering
picture, a non-synchronized picture, a non-centered picture or a skewed picture.
This projector has a Manual PC Adjustment to enable you to precisely adjust several parameters to match with those special
signal formats.  This projector has 5 independent memory areas to memorize those parameters manually adjusted.  This
enables you to recall setting for a specific computer whenever you use it. 
Note : This PC ADJUST Menu cannot be operated when in digital signal input on DVI terminal is selected on PC SYSTEM
MENU (P24).
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to PC
ADJUST Menu icon.1
2Press POINT UP/DOWN button to move a red frame pointer to
item that you want to adjust and then press SET button.
Adjustment dialog box will appear.  Press POINT LEFT/RIGHT
button to adjust value.
Adjusts an image as necessary to eliminate flicker from display.
Press POINT LEFT/RIGHT button to adjust value. (From 0 to 31.)
Fine sync
Adjust the number of total dots in one horizontal period. Press
POINT LEFT/RIGHT button(s) and adjust number to match your PC
image.
Total dots
Adjusts horizontal picture position.  Press POINT LEFT/RIGHT
button(s) to adjust position.
Horizontal
Adjusts vertical picture position.  Press POINT LEFT/RIGHT
button(s) to adjust position.
Vertical
Press SELECT button to show information of computer selected.
Current mode
Adjusts clamp position. When image has a dark bar(s), try this
adjustment.
Clamp
Shows status
(Stored / Free) of
selected Mode. Selected Mode
Press SET button at Current
mode icon to show
information of computer
connected.
Current mode
PC ADJUST MENU
PC ADJUST Menu icon
Move a red frame icon to item and
press SET button.
Press POINT LEFT/RIGHT
button to adjust value.
Press SET button at this icon to
adjust “Clamp,” “Display area (H/V)”
or set “Full screen.”
Press SET button at this icon to
display previous items. 
						

							27
COMPUTER INPUT
Selects area displayed with this projector. Select resolution at
Display area dialog box.
Display area
Adjustment of horizontal area displayed with this projector.  Press
POINT LEFT/RIGHT button(s) to decrease/increase value and then
press SET button.
Display area H
Adjustment of vertical area displayed with this projector.  Press
POINT LEFT/RIGHT button(s) to decrease/increase value and then
press SET button.
Display area V
Full screen
Reset
Store
Closes PC ADJUST MENU.
Quit
Other icons operates as follows.
3
To store adjustment parameters, move a red frame pointer to
Store icon and then press SET button.  Move a red arrow pointer
to any of Mode 1 to 5 that you want to store and then press SET
button.
Reset all adjust parameters on adjustment dialog box to previous
figure.
Mode free
Vacant ModeShows values of “Total dots,”
“Horizontal,” “Vertical,” “Display
area H,” and “Display area V.” Store icon
Mode free icon
Close this dialog box.
To store adjustment data.
To clear adjustment data.
To clear adjustment parameters previously set, move a red
frame pointer to Mode free icon and then SET button. Move a
red arrow pointer to Mode that you want to clear and then press
SET button.
Display area
Press SET button at Display
area icon and Display area
dialog box appears.
This Mode has parameters being stored.
Press POINT LEFT
/RIGHT button(s) to
adjust value and then
press SET button.
NOTE :  Fine sync, Display area, Display area H, Display area V and
Full screen cannot be adjusted when “480p”, “575p”, “480i”,
“575i”, “720p (HDTV)”, “1035i (HDTV)” or “1080i (HDTV)” is
selected on PC SYSTEM Menu (P24).
Press POINT LEFT/RIGHT button(s) to switch Full screen function to
“On” or “Off.”  Set “On” to resize image with 4 x 3 aspect ratio to fit
screen. This function cannot be adjusted when “ON” is selected on
Anamorphic function (P38). 
						

							28
COMPUTER INPUT
PICTURE IMAGE SELECT
IMAGE LEVEL SELECT (MENU)
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to
IMAGE SELECT Menu icon.1
2Press POINT UP/DOWN button to move a red frame pointer to
level that you want to set and then press SET button.
Level being selected.
IMAGE SELECT MENU
Standard
User preset picture adjustment in IMAGE ADJUST Menu (P36).
IMAGE LEVEL SELECT (DIRECT)
Select image level among Standard, High contrast and Custom by
pressing IMAGE button on Remote Control Unit.IMAGE button
Standard
High contrast
Custom
Normal picture adjustment preset on this projector.  
Picture adjustment improved in reproduction of halftones. This
adjustment is suitable for providing better image in brighter place.
User preset picture adjustment in IMAGE ADJUST Menu (P36).
Standard
High contrast
Custom
Move a red frame icon to level and
press SET button.IMAGE SELECT
Menu icon
Picture adjustment improved in reproduction of halftones. This
adjustment is suitable for providing better image in brighter place.
High contrast
Normal picture adjustment preset on this projector.  
Custom 
						

							29
PICTURE SCREEN ADJUSTMENT
This projector has a picture screen resize function, which enables you to display desirable image size.
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button(s) to move a red frame pointer to
SCREEN Menu icon.
When Digital zoom + is selected, ON-SCREEN MENU disappears
and message “D. Zoom +” is displayed.  Press SET button to expand
image size.  And press POINT UP/DOWN/LEFT/RIGHT button(s) to
pan image.  Panning function can work only when image is larger
than screen size.
A projected image can be also expanded by pressing D.ZOOM 

button on Remote Control Unit.  
1
To cancel Digital Zoom +/– mode, press any button except D.ZOOM
/, SET, POINT and LASER buttons.
Press POINT UP/DOWN button and move a red frame pointer to
function that you want to select and then press SET button.2
Wide
Digital zoom +
NOTE
True and Digital zoom +/– cannot be operated
when “480i”, “575i”, “480p”, “575p”, “1035i (HDTV)”
or “1080i (HDTV)” is selected on PC SYSTEM
Menu  (P24).
Wide cannot be selected when “720p (HDTV)”,
“1035i (HDTV)” or “1080i (HDTV)” is selected on
PC SYSTEM Menu  (P24).
This projector cannot display any resolution higher
than 1280 X 1024.  If your computer’s screen
resolution is higher than 1280 X 1024, reset
resolution to lower before connecting projector.
Image data in other than XGA (1024 x 768) is
modified to fit screen size in initial mode.
Panning function may not operate properly if
computer system prepared on PC ADJUST Menu
is used.
Provides image to fit screen size.
Normal
TrueSCREEN MENU
When Digital zoom – is selected, ON-SCREEN MENU disappears
and message “D. Zoom –” is displayed.  Press SET button to
compress image size. 
A projected image can be also compressed by pressing D.ZOOM 

button on Remote Control Unit.  
Digital Zoom –
Provides image in its original size.  When original image size is larger
than screen size (1024 x 768), this projector enters “Digital zoom +”
mode automatically. 
Provides image to fit wide video aspect ratio (16 : 9) by expanding
image width uniformly.  This function can be used for providing a
squeezed video signal at 16 : 9.
Move red frame to function and press
SET button.
SCREEN Menu icon
COMPUTER INPUT 
						

							30
VIDEO INPUT
When video input signal is connected to Y-Pb/Cb-
Pr/Cr jacks, select Y, Pb/Cb, Pr/Cr.Y,Pb/Cb,Pr/Cr
SELECTING INPUT SOURCE
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to
INPUT Menu icon.1
Move a pointer to source
and press SET button.
Source Select Menu (VIDEO)
Move a pointer to source that you want to select and then press
SET button.3
When video input signal is connected to VIDEO jack,
select Video.Video
When video input signal is connected to S-VIDEO jack,
select S-Video.S-Video
When connecting to those equipment, select a type of Video
source in SOURCE SELECT (VIDEO) Menu. 
WHEN SELECT INPUT 3 (AV TERMINALS )
WHEN SELECT INPUT 2 (5 BNC INPUT JACKS )
INPUT MENU
Move a pointer to Video or
Y, Pb/Cb, Pr/Cr and press
SET button.
Source Select Menu
Press POINT UP/DOWN button to move a red arrow pointer to
Input 3 and then press SET button.  Source Select Menu will
appear. 2
When video input signal is connected to Y-Pb/Cb-
Pr/Cr jacks, select Y, Pb/Cb, Pr/Cr.Y,Pb/Cb,Pr/Cr
When video input signal is connected to VIDEO jack,
select Video.Video
When connecting to those equipment, select a type of Video
source in SOURCE SELECT Menu. 
Press MENU button and ON-SCREEN MENU will appear.  Press
POINT LEFT/RIGHT button to move a red frame pointer to
INPUT Menu icon.1
Move a pointer to source that you want to select and then press
SET button.3
Press POINT UP/DOWN button to move a red arrow pointer to
Input 2 and then press SET button.  Source Select Menu will
appear. 2
Input 2
INPUT Menu icon
Move a pointer (red arrow) to
Input 2 and press SET button.
Input 3
INPUT Menu icon
Move a pointer (red arrow) to
Input 3 and press SET button.
INPUT MENU