Christie Digital Systems Lx450, Lx380 Users Manual

							
31
Basic Operation

Remote Control
Operating with Remote Control
Using the remote control for some frequently used operations is advisabl\
e. Just pressing one of the buttons
enables you to make the desired operation quickly without calling up the\
 On-Screen Menu.
Press the FREEZE button on the remote control to freeze
the picture on the screen. To cancel the Freeze function,
press the FREEZE button again or press any other button.
FREEZE button
Press the AUTO PC button on the remote control to operate
the Auto PC Adj. function. The computer screen adjustment
can be done easily by pressing this button. See page 39 for
details.
AUTO PC button
Press the D.ZOOM buttons on the remote control to enter
to the Digital zoom +/– mode. See page 51 for details.
D.ZOOM button
D.ZOOM
button
INFO. button
POINT ed
buttons
FREEZE buttonAUTO PC
button
Press the SCREEN buttons on the remote control to select
the desired screen size. The selected screen size symbol
appears on the screen for 4 seconds. See pages 51–52 for
details.
SCREEN button
SCREEN button
Press the ZOOM buttons on the remote control to zoom in
and out the image.
ZOOM buttons
ZOOM
buttonsSee page 29 for details.
INFO. button
Press the FOCUS buttons on the remote control to adjust
focus of the image.
FOCUS buttons
FOCUS
buttons
LENS SHIFT
button
See page 29 for details.
LENS SHIFT button
✔Note:
• See the next page for the description of other
buttons. 
						

							
32
Basic Operation
Press the NO SHOW button on the remote control to black
out the image. To restore to normal, press the NO SHOW
button again or press any other button. 
“No show” disappears after 4 seconds.
NO SHOW button

Press the P-TIMER button on the remote control. The P-
Timer display “00:00” appears on the screen and the
countdown starts (00:00–59:59).
To stop the countdown, press the P-TIMER button. To cancel
the P-Timer function, press the P-TIMER button again.

P-TIMER button
P-Timer display
✔Note:
• See the previous page for the description of
other buttons.
Remote Control
NO SHOW
button 

P-TIMER
buttonPress the KEYSTONE button on the remote control. The
“Keystone” appears on the screen.
Use the Point 
edbuttons to correct keystone distortion.
The keystone adjustment can be stored (see page 50).

• The white arrows indicate that there is no correction.
•A  red arrow indicates the direction of correction.
• An arrow disappears at the maximum correction.
• If you press the KEYSTONE button on the remote
control once more while the keystone dialog box is
being displayed, the keystone adjustment will be
canceled.

Reduce the upper width 
with the Point 
ebutton.  Reduce the lower width 
with the Point dbutton.  

KEYSTONE button
KEYSTONE
button  
						

							
33
Input Selection
Select the input signal of equipment connected to the projector.
This projector has three input options (INPUT 1, INPUT 2, and INPUT 3)\
 and they are
categorized by different signal type. Select an input source with the IN\
PUT button
on the top control or the INPUT 1–3 buttons on the remote control, or\
 by On-Screen
Menu. 
						

							
34
Input Selection

Remote Control
INPUT buttons

Top Control
Input 
Press the INPUT 1, INPUT 2, or INPUT 3 buttons on the
remote control. The input source appears on the screen as
you press each button. Select the connected input source.
Remote Control Operation
INPUT button
Press the INPUT button on the top control. It switches to
INPUT 1, INPUT 2, and INPUT 3 as you press the INPUT
button. 
Before using the INPUT button on the top control, you must
select a correct input source by On-Screen Menu and the
latest input source will be displayed.
Top Control Operation

RGB (Scart)
RGB (PC digital)
RGB (AV HDCP)

Video
Component

Video
S-video
Remote Control button operation 
						

							
35
Input Selection
Press the MENU button to display the On-Screen
Menu. Use the Point 
7 8buttons to move the red
frame pointer to the Input Menu icon.1
Use the Point edbuttons to move the red arrow
pointer to the desired input and then press the
SELECT button. The signal format menu appears.2
Use the Point edbuttons to select the desired signal
format and then press the SELECT button.3
Menu Operation
When the RGB PC (analog) signal is
connectedRGB (PC analog)
INPUT 1
When the RGB PC (digital) signal is
connected.RGB (PC digital)
When the HDCP video signal is
connected.RGB (AV HDCP)
When the RGB PC signal is connected.RGB
INPUT 2
When the RGB video signal is
connected.Video
When the component signal is
connected.Component*
Auto
INPUT 3
When the video signal is connected.Video*
When the S-video signal is connected.S-video*
When selecting Auto, the projector
automatically detects an incoming video
signal and adjusts itself to optimize its
performance. The projector selects the
connection in the following order:
1. S-video
2. Video 
Input Source Selection
* If the projector cannot reproduce proper video image, select a
system manually (see “Video System Selection” on page 36).
*If the projector cannot reproduce proper video image, select a
system manually (see “Video System Selection” on page 36).
When the RGB PC (scart) signal is
connectedRGB (PC Scart)

Input Menu 
						

							
36
Input Selection
Press the MENU button to display the On-Screen
Menu. Use the Point 
7 8buttons to move the red
frame pointer to the AV System Menu icon.1
Vi deo System Selection

AV  System Menu (Video or S-Video)

AV System Menu (Component)
Use the Point edbuttons to move the red arrow
pointer to the desired system and then press the
SELECT button.2
If the projector cannot reproduce proper video image, select
a specific broadcast signal format from among PAL,
SECAM, NTSC, NTSC 4.43, PAL-M, and PAL-N.
Move the pointer to the
desired system and press
the SELECT button.
PAL/SECAM/NTSC/NTSC4.43/PAL-M/PAL-N
The projector automatically detects an incoming video
signal, and adjusts itself to optimize its performance.
If the projector cannot reproduce proper video image, select
a specific component video signal format from among 480i,
575i, 480p, 575p, 720p, 1035i, and 1080i. Auto
COMPONENT VIDEO SIGNAL FORMAT
V ideo or S-Video
Component
The projector automatically detects an incoming video
system, and adjusts itself to optimize its performance.
When Video System is PAL-M or PAL-N, select the system
manually. Auto
AV System Menu icon 
The selected system is 
displayed.
Move the pointer to the
desired system and press
the SELECT button. AV System Menu icon  The selected system is 
displayed.
✔Note:
• The AV System Menu cannot be selected when selecting RGB
(Scart). 
						

							
37
Computer Adjustment
Adjust the computer screen.
This projector has various types of signal formats to automatically tune\
s to most
computers. With these signal formats in the projector and the Auto PC Ad\
justment
function, no special setting is required and you can enjoy the images in\
 computers
just by connecting the computer to the projector.
If you need to adjust the computer screen, adjust the setting by followi\
ng this
chapter. You can also store the adjusted parameters in the projector and\
 call them up
later when needed. Maximum 10 memory areas (Mode 1–10) are availabl\
e.
*Some adjustments may not available with the digital video signals (AV \
HDCP) input.
HELPFUL HINTS!We frequently receive inquiries about computer connections. If the compu\
ter screen
is not displayed properly, check the following matters once again.
● Is your computer cable connected to the projector’s INPUT 1 or INPUT \
2
terminals properly?
● Are the projector’s input terminal and the connected computer signal \
selected
properly with the INPUT 1 or INPUT 2 buttons on the remote control or by\
 the
On-Screen Menu?
● Is the signal correctly output from your computer? Many of the laptop co\
mputers
need to change the setting for monitor output when connecting to the pro\
jector. 
						

							
38
Computer Adjustment

The Auto PC Adjustment
function operates to adjust 
the projector. 
PC System Menu

The PC System Menu icon Selected system is 
displayed.
Systems in this dialog box 
can be selected.Press the MENU button to display the On-Screen
Menu. Use the Point 
7 8buttons to move the red
frame pointer to the PC System Menu icon.
Use the Point edbuttons to move the red arrow
pointer to the desired system and then press the
SELECT button.  
1
2
Custom Mode (1–10) set in the
PC Adjust Menu (pp.40–41).
PC system can also be selected manually.
Computer System Selection
This projector automatically tunes to various types of computers based o\
n VGA, SVGA, XGA, SXGA, WXGA, or
UXGA with its Multi-scan system and Auto PC Adjustment. If a computer is\
 selected as a signal source, this
projector automatically detects the signal format and tunes to project a\
 proper image without any additional
settings. (Signal formats provided in this projector are shown on pages\
 75–76.)
One of the following messages may appear when:
The projector cannot recognize the connected
signal conforming to the provided PC Systems.
The “Auto” is displayed on the System Menu
box and the Auto PC Adjustment function works
to display proper images. If the image is not
projected properly, a manual adjustment is
required (pp.40–41).
There is no signal input from the computer.
Check the connection between your computer
and the projector. (See “Troubleshooting” on
page 69.)
Auto
-----
The preset system is manually adjusted in the
PC Adjust Menu. The adjusted data can be
stored in Mode 1–10 (pp.40–41).Mode 1
PC Systems provided in this projector is chosen.
The projector chooses a proper system provided
in the projector and displays it.  SVGA 1
Selecting Computer System Manually
*Mode 1 and SVGA 1 are examples.  
PC System Menu 
						

							
39
Computer Adjustment
Auto PC Adjustment function is provided to automatically adjust Fine syn\
c, Total dots, Horizontal and Vertical
positions to conform to your computer.

Move the red frame pointer to Auto
PC Adj. and press the SELECT button.
“Please wait...” appears while the
Auto PC adjustment is in process.
PC Adjust Menu
PC Adjust Menu icon
To store adjustment parameters
The adjusted parameters from the Auto PC Adjustment can
be stored in the projector. Once the parameters are stored,
the setting can be done just by selecting a Mode (1–10) in
the PC System Menu (see page 38). See also “Store” on
page 41.
✔Notes:
• Fine sync, Total dots, Horizontal and Vertical position of some
computers cannot be fully adjusted with the Auto PC Adjustment
function. When the image is not provided properly with this
operation, manual adjustments are required (pp.40–41).
• The Auto PC Adjustment cannot be operated when 480i, 575i,
480p, 575p, 720p,1035i, or 1080i is selected in the PC System
Menu (p.38), or when the signal is coming from the DVI-terminal. 
Au to PC Adjustment
Press the MENU button to display the On-Screen
Menu. Use the Point 
7 8buttons to move the red
frame pointer to the PC Adjust Menu icon.1
2Use the Point edbuttons to move the red framed
pointer to Auto PC Adj. and then press the SELECT
button twice. Auto PC Adj.

The Auto PC adjustment function can be operated directly
by pressing the AUTO PC button on the remote control.
AUTO PC button
Direct Operation
Menu Operation

Remote Control 
						

							
40
Computer Adjustment
Press the MENU button to display the On-Screen
Menu. Use the Point 
7 8buttons to move the red
frame pointer to the PC Adjust Menu icon.1
2Use the Point edbuttons to move the red frame
pointer to the desired item and then press the SELECT
button to display the adjustment dialog box. Use the
Point 
7 8buttons to adjust the setting value.
Move the red frame pointer
to the desired item and
press the SELECT button.
PC Adjust Menu
PC Adjust Menu icon

Use the Point 7 8buttons to adjust the value, eliminating a
flicker from the image displayed (from 0 to 31). Fine sync

Use the Point 7 8buttons to adjust the number of total
dots in one horizontal period to match your PC image. Total dots

Use the Point 7 8buttons to adjust the horizontal picture
position. Horizontal

Use the Point 7 8buttons to adjust the vertical picture
position. Vertical

Press the SELECT button to show H-sync freq. and V-sync
freq. of the connected computer. Current mode

Use the Point 7 8buttons to adjust the clamp level. When
the image has dark bars, try this adjustment. Clamp

Press the SELECT button
here to adjust other items.  Use the Point 
7 8buttons
to adjust the value. Status (Stored/Free) of the
selected Mode.
Selected Mode
Press the SELECT button at
Current mode to show the
information of the connected
computer.
Manual PC Adjustment
Some computers employ special signal formats which may not be tuned by M\
ulti-scan system of this projector.
Manual PC Adjustment enables you to precisely adjust several parameters \
to match those signal formats. The
projector has 10 independent memory areas to store those parameters manu\
ally adjusted. It allows you to
recall the setting for a specific computer.