Panasonic Projector Pt Lb20vu Operating Instructions

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Preparation
Before use
Caution when moving the projector
Be sure to attach the lens cover before moving the projector.
The projection lens is extremely susceptible to vibration and shocks. When
moving the projector, use the accessory carrying bag. When placing the
projector inside the carrying bag, position it so that the lens is facing upward.
Do not put anything else in the bag other than the projector and the cables.
Cautions regarding setting-up
Avoid setting up in places which are subject...

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Notes on use
In order to get the best picture quality
Draw curtains or blinds over any windows and turn off any lights near the
screen to prevent outside light or light from indoor lamps from shining onto
the screen.
Do not touch the surfaces of the lens with your bare hands.
If the surface of the lens becomes dirty from fingerprints or anything else, this
will be magnified and projected onto the screen. Moreover, when not using
the projector, retract the lens and then cover it with the lens...

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Preparation
Location and function of each part
#Projector control panel (page 16)
$Zoom ring (page 25)
%Focus ring (page 25)
&Security lock 
This can be used to connect a commercially-available theft-prevention
cable (manufactured by Kensington). This security lock is compatible with
the Microsaver Security System from Kensington.
'Leg adjuster buttons (L /R) (page 25)
These buttons are used to unlock the front adjustable legs. Press to adjust
the angle of tilt of the projector.
(Lens...

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#Connector panel (page 15)
$Air outlet port
Do not cover this port.
%Speaker
&Front adjustable legs (L /R) (page 25)
'Air inlet port, Air filter (page 54)
Do not cover this port.
(Lamp unit cover (page 55)
WARNING
Do not place your hands or other objects close to the air outlet port.
BHeated air comes out of the air outlet port. Do not place your hands or
face, or objects which cannot withstand heat close to this port, otherwise
burns or damage could result.
Projector 
NOTE:
BDuring...

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Preparation
Connector panel
#Power input socket (AC IN) (page 24)
The accessory power cord is connected here.
Do not use any power cord other than the accessory power cord.
$SERIAL connector (pages 21, 22 and 64)
This connector is used to connect a personal computer to the projector in
order to control the projector externally. (RS-232C compatible)
%RGB1 IN connector (pages 21 and 22)
This connector is used to input RGB signals and YP
BPRsignals.
&RGB2 IN/1 OUT connector (pages 21, 22 and 46)...

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Menu
operation

Remote control unit
FREEZESHUTTER
INDEX
WINDOW
PROJECTORSTD AUTO
SETUPINPUT POWER
MENU
ENTER
VIDEO RGB
VOLUMED.ZOOM
'
(
+
-
./
0
12
,
)
*
Projector control panel 
#RGB INPUT indicator 
This indicator illuminates when a signal is being input to the connector
(RGB1 IN or RGB2 IN) selected using the input select buttons. 
$LAMP indicator (page 53)
This indicator illuminates when it is time to replace the lamp unit. It flashes
if a circuit abnormality is detected.



 

	 

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Preparation
%TEMP indicator (page 52)
This indicator illuminates if an abnormally high temperature is detected inside
the projector or around it. If the temperature rises above a certain level, the
power supply will be turned off automatically and the indicator will flash.
&Illumination sensor (page 39)
This sensor detects the luminance when the “DAYLIGHTVIEW” function is
operating. Do not cover the projector and do not place any object on the
projector when using it.
'POWER button (pages...

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Setting-up
Projection methods
In way of installing projector, any one of the following four projection methods
are used. Select whichever projection method matches the setting-up
method. (The projection method can be set from the “OPTION” menu. Refer
to pages 46 and 47 for details.)
BFront-desk projectionBFront-ceiling projection
BRear-desk projection
(Using a translucent screen)BRear-ceiling projection
(Using a translucent screen)
Menu items Setting
FRONT
DESK FRONT/REAR
DESK/CEILINGMenu...

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Getting started
H1LSH
LSW
81.2 mm
 (3-3/16˝)
Projector position
L: Projection distance
SH: Image height
SW: Image width
H1: Distance from center
of lens to bottom edge
of projected image Top edge of screen
Screen
Bottom edge of screen
Screen
Projection distances
Wide (LW) Telephoto (LT)Projection distance (L)
Height position
(H1)
4:3 Screen size
(diagonal)
—0.84 m(33˝)
1.02 m(40˝)
1.27 m(50˝)
1.52 m(60˝)
1.78 m(70˝)
2.03 m(80˝)
2.29 m(90˝)
2.54 m(100˝)
3.05 m(120˝)
3.81 m(150˝)
5.08 m(200˝)...

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NOTE:
BThe dimensions in the table above are approximate.
BIf you use the projection distance for the 16:9 screen,
the 4:3 projection image overflows the screen at the top
and bottom.
BFor details about projected image distances, refer to
page 63.
Wide (LW) Telephoto (LT)Projection distance (L)
Height position
(H1)
4:3 Screen size
(diagonal)
—0.84 m(33˝)
1.02 m(40˝)
1.27 m(50˝)
1.52 m(60˝)
1.78 m(70˝)
2.03 m(80˝)
2.29 m(90˝)
2.54 m(100˝)
3.05 m(120˝)
3.81 m(150˝)
5.08 m(200˝)
6.35 m(250˝)
7.62...