Panasonic LCD Projector PT-LC50U Operating Instructions

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 Example of connection to a Personal Computer
System Configuration Example
Personal Computer
VGA Cable
PC Audio Cable  (not included)
• When using the PC Plug & Play feature, first, attach the AC cord
to the LCD Projector and turn the projector power on. Then, turn 
the PC power on.
• When LCD Projector power is turned off, shut down the personal computer as well.
• Refer to the “ Signals that can be Input ” for types of RGB signals
which can be input to the projector by connecting a...

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The Component signal (YPBPR signal) can be input and projected
with this LCD Projector. Please read the operating instructions 
regarding the output side of the component when connecting.
System Configuration Example
 Connecting D-sub15-BNC5 (female) Adaptor Cable
BNC-RCA Adaptor 
(not included)
Red
(Connect to P
R Input Signal)
Blue
(Connect to P
B Input Signal)
Green
(Connect to Y Input Signal) 
D-sub15-BNC5 
(female) Adaptor
Cable  (sold
separately) Audio Cable
DVD Player
BNC Cable...

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• Because each Y, PB, and PR signal is input independently, the
Component signal allows for more faithful color reproduction.
• The Component signal output terminal indication will differ according to the output device (P
R, PB, Y/R-Y,  B-Y, Y/Cr,  Cb, Y,
etc.). Please read the operating instructions included with the 
output device.
• You need to change the input signal setting on this LCD Projector when inputting the Component signal. In this case,
please refer to “ Setting of the...

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There are two ways of installing this projector as shown next page .
This section explains the standard case of the floor-mounted front 
projection.
(The projection method can be set from the MENU screen. Refer to
the “ Changing the Projection Mode ”.)
• Refer to “ screen size and required distance ”.
• Select a room that can be darkened. 
Preparation
Setting-up Positions
Caution: When you set up the LCD Projector 
• Do not place it in humid or dusty places, or places where the air is...

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Front projection 
Rear projection
Viewing a picture projected on the front of the screen from a floor. 
Viewing a picture projected through the back of the screen from a 
floor installation.
Translucent screenViewer
Viewer
Setting-up Positions 

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L
SW
SH
H1
L
The screen should be positioned so that it is not directly touched by 
sunlight or room light as this will wash out the colors of the picture
making it hard to see. When possible, close all blinds, curtains, etc.
and dim the lights. Also, the LCD Projector should be at a 90 ° angle
to the screen for the best picture results. To determine the distance
for the desired size, please refer to the “ LCD Projector /Screen
Relative Position Chart ”.
Setting-up Positions

screen...

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LCD Projector /Screen Relative Position Chart
The picture can be adjusted to the desired size within the range of 
the zoom lens. (The values in the table are reference values.)
Setting-up Positions
Screen size
Setting-up dimensions which are not given in the above table 
can be calculated using the formulas below.
If the screen size is SD, then the following formula is first
used to obtain the screen width (SW). SW (m) = SD x 0.0254   5 x 4
The value for SW obtained above can then be...

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Disconnecting the power cord from a wall outlet while the 
cooling fan is operating, or projecting immediately after power
is turned on will shorten the lamp operating life.
POWER ButtonPOWER Button
Turning the power on and off
POWER Indicator 
STANDBY(RED)
ON(GREEN)
Note
• Insert Power Cord into LCD Projector AC socket andconnect to properly grounded wall outlet.
• When power is turned off, the cooling fan continues to operate (approximately 60 seconds) in order to cool the 
projector...

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Press POWER Button on the LCD Projector or remote
control unit.1
The power indicator will flash, then turn solid green and a 
picture will be projected onto the screen.
The LCD Projector cannot be turned on for 60 seconds 
after turning it off.
Turning on the power
Turning the power on and off
Note
2
Press POWER Button 
on the LCD Projector or remote
control unit. “Please press POWER button again to power 
off.” is displayed on the screen,  and then press POWER
Button  again.1
Turning...

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Refer to the “LCD Projector/Screen Relative Position Chart ”.
After placing the LCD Projector to the throw distance which 
corresponds with the desired screen size, follow the steps
below to adjust the zoom and focus while viewing a projected
image.
• Adjustment procedure
1Turn the ZOOM Ring  to adjust the size of the picture.
• When facing the rear of the projector, turn the ring to the right for a smaller picture, or to the left for a larger picture.
2Turn the FOCUS Ring  to adjust...