Panasonic LCD Projector PT-LC50U Operating Instructions

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Basic LCD Projector Operation
 Turning off the Picture and Sound at the same time
When SHUTTER Button is pressed on the remote control the 
picture and sound turns off and the screen goes black,
Press SHUTTER Button again to resume picture and sound.
• When the screen goes black, the picture will not be shown 
on the screen. However, the picture continues to be sent
from the personal computer or video source.
• The projector uses less power in shutter mode than it does
in normal...

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When projecting RGB signal images from a personal 
computer, it is possible to automatically adjust the image’s
position, dot clock and phase simultaneously (only for
projection of images with RGB signal inputs other than DTV
format signals). Perform the operation described below if you
wish to use this function.
AUTO SETUPPress the AUTO SETUP 
button on the remote control
unit.
Using the Auto Setup Feature
Auto Setup
Note
• The LCD Projector detects whether the simple stand are 
down...

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Adjusting the Image Position, Dot Clock and 
Phase
Confirm the picture position, Dot Clock, and Phase. If the 
picture is not correctly positioned within the display area of
the screen (the edge of the picture does not appear), adjust
the picture position. The items which can be adjusted will vary
depending on the type of input signal.
The procedure and on-screen display as shown below are
based on RGB as the input signal from a personal computer.
1Press MENU to
display the menu....

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Depending on the adjustment item, the adjust procedure and 
adjustment will vary. Please refer to the chart below.
Adjustment 
itemButton Adjustment Details
Adjust the personal computer’s dot clock and
the projector ’s dot clock so that no bit interfer-
ence (vertical stripes) appears on the screen.
Adjust in order to remove any picture interfer- 
ence or contour blurring which may occur in
computer images.
H Position
V Position
Dot Clock Phase
Press 
Button.
Press 
Button. Press...

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This LCD Projector can select Dynamic or Natural as the 
special characteristic of image quality.
Follow the instructions below to select the image qualities you
prefer.
The procedure and on-screen display as shown below are
based on RGB as the input signal from a personal computer.
Selecting the Image Quality
•Setting procedure
1Press MENU  to
display the menu.
3Press  or   to
select  “Image
Quality ”.
4Press  or  to
select the Image 
Quality.
• Dynamic is the
factory RGB input
signal...

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Adjusting the Picture to the Desired Setting
The items which can be adjusted will vary depending on the 
type of input signal.
The adjustment procedure below describes the on-screen
displays when the S-VIDEO signal or the VIDEO signal is
being projected.
•Adjustment procedure (when adjusting the Color)
1Press MENU  to
display the menu.
3Press  or   to
select  “Color ”.
4Press  or  to
adjust the color. 
• The current setting
will be displayed on
the screen by
numerals and a
bar.
Image...

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NTSC/
NTSC 4.43 (S-VIDEO/
VIDEO) only
Adjustment 
item Button Adjustment Details
Color
Tint
Brightness
Contrast
Sharpness
Depending on the adjustment item, the adjust procedure and
adjustment will vary. Please refer to the chart below.
The different adjustment condition cannot be saved for 
S-VIDEO and VIDEO.
Remarks
YPBPR,
 S-VIDEO/
VIDEO only
Note
Adjusting the Picture to the Desired Setting
YPBPR,
S-VIDEO/
VIDEO only
The color becomes deeper. 
The color becomes paler. 
Flesh tones...

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Adjusting the White Balance
The picture may become over-saturated with red or blue color, 
and the white color may not be at the desired degree of
whiteness. In such cases, adjust the white balance by the
following procedure.
The procedure and on-screen display as shown below are
based on RGB as the input signal from a personal computer.
1Press MENU to
display the menu.
3Press  or   to
select 
“ R Level ”.
4Press  or  to
adjust the R Level 
setting.
• The current setting
will be...

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Note
Adjustment 
itemButton Adjustment Details
The red component becomes 
stronger. 
The red component becomes weaker. 
The green component becomes 
stronger. 
The green component becomes 
weaker. 
The blue component becomes 
stronger. 
The blue component becomes 
weaker.
R Level
Depending on the adjustment item, the adjust procedure and 
adjustment will vary. Please refer to the chart below.
Unless properly adjusted, none of the colors may display 
normally.
Adjusting the White...

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This LCD Projector allows input of RGB or YPBPR signals
(Component input signal) to the RGB/YP
BPR input terminal,
but you will need to change the setting of the input signal 
selection manually when changing the signal to be input. If
the input signal selection is not set correctly, a normal image
will not be projected.
The RGB input signal is set at the factory. Please follow the
instructions below to change the input signal.
Setting of the RGB/YPBPR Input Signal Selection
• Setting...