Panasonic LCD Projector PT-LB90NTU PT-LB90U PT-LB78VU PT-LB75VU Operating Instructions

Read this first
Preparation
ENGLISH - 11
Read this first
When you start the projection for the first time or after the projector is initialised (Æpage 42), the LANGUAGE 
menu and the  INITIAL SETTING  menu will be displayed.
Set those menus according to the usage conditions and environment.
The setting can be changed by navigating through the ON SCREEN MENU.
LANGUAGE 
J
Select the required language setting.
 (Æpage 35)
Press ▲▼◄►buttons of the remote 1 ) 
control or control panel on the projector 
to...

About Your Projector
Preparation
12 - ENGLISH
About Your Projector
Projector body 
Top and front view 
J
Zoom ring
Adjust the projection size.
(
Æpage 23)
Adjuster  
button (
Æpage 16)
Remote  
control signal receptor
Ambient  
Luminance Sensor (ALS)
TEMP indicator Indicates the temperature status.
(
Æpage 46)
LAMP indicator Indicates the lamp unit status.
(
Æpage 46)
POWER indicator Indicates the power supply status.
(
Æpage 20)
POWER LOCK indicator Indicates the locking status of the POWER button.
(...

About Your Projector
Preparation
ENGLISH - 13
 
Back and bottom view 
J
Lamp unit compartment
(
Æpage 49)
Terminals
AC IN Connect the power cord 
to supply electronic 
power to the projector.
(
Æpage 19) Security lock
Attach the commercial shackle lock, manufactured 
by Kensington, to protect your projector. Compatible 
with the Kensington MicroSaver Security System.
Air filter compartment (
Æpage 47)
Front leg adjusters and leg 
adjuster buttons Adjust the projection angle.
(
Æpage 16, 23) Remote...

About Your Projector
Preparation
14 - ENGLISH
Remote control
 
JTop view
Remote control 
signal emitters
Front view 
J
POWER button 
Switch between stand-by 
mode and projection mode.
(
Æpage 21, 22)
Switch the required input signal button to 
select.
(The NETWORK button is only for PT-LB90NTU)
(See CD-ROM contents.)
(Æpage 24)
Display the main menu.
(
Æpage 28)
Navigate through the menus with the 
▲▼◄►buttons, and activate the menu 
item with ENTER button.
(
Æpage 27)
Capture the projected image as a...

Setting up
Getting Started
ENGLISH - 15
Setting up
Screen size and throw distance
You can adjust the projection size with 1.2× zoom lens. Calculate and define the throw distance as follows.
SD
SW
SHL (LW/LT)SH
88,6 mm
L (LW/LT)SW
Projected imageScreen Screen
(All measurements below are approximate and may differ slightly from the actual measurements.)
Projection sizeFor 4:3 aspect ratio For 16:9 aspect ratio
Screen diagonal (SD) Minimum distance 
 
(LW) Maximum distance 
 
(LT) Minimum distance 
 
(LW)...

Setting up
Getting Started
16 - ENGLISH
Projection method
You can use the projector with any of the following 4 projection methods.\
 To set the desired method in the projector, 
see “INSTALLATION” on page 39.
Setting on a desk/floor and   
J
projecting from front Mounting in the ceiling and 
 
 
J
projecting from front
Menu
Method
INSTALLATION FRONT/DESKMenuMethod
INSTALLATION FRONT/CEILING
Setting on a desk/floor and    
J
projecting from rear 
(Using translucent screen) Mounting in the ceiling and...

Connections
Getting Started
ENGLISH - 17
Connections
Before connecting to the projector
Read and follow the operating instructions of each peripheral device. 
z
The peripheral devices must be turned off. 
z
One RGB cable is provided with the projector. If necessary, prepare commercial connecting cables that match  
z
with the projector and each peripheral device terminal.
If the input signal is affected by signal jitter, the projected image may have poor image quality and timebase 
 
z
correction is...

Connections
Getting Started
18 - ENGLISH
Connecting example: Computers
ComputerAudio system
Computer
Computer
Computer  
(Controlling a projector)
Note
When connecting the RGB signal cable, be sure to securely tighten the fixing screws on the D-Sub (15-pin) 
 
z
wall outlet.
Remarks For the network connection between the projector and computers, see the \
CD-ROM contents provided . 
 
z
(PT-LB90NTU only)
When you connect more than one computer, switch the computer connection manually.
 
z
One RGB cable...

Switching the projector on/off
Basic Operation
ENGLISH - 19
Switching the projector on/off
Power cord
Be sure to fix the power cord to the projector with the provided “Power cord secure lock” to prevent the 
power cord from coming off.
Connect the provided power cord securely.
For details, see “Precautions with regard to safety”. (
Æpages 6 - 10)
 
JConnecting
1 
)  Make sure the shape of the power plug 
and the AC IN terminal on the back 
of the projector match, then push the 
plug all the way in.
2 )...

Switching the projector on/off
Basic Operation
20 - ENGLISH
POWER and POWER LOCK indicators
The POWER indicator informs you of the status of the power and the POWER LOCK indicator shows the status 
of the RELEASE button. When the TEMP indicators are flashing, the  POWER and POWER LOCK indicators will 
light red and you cannot switch the projector on.
POWER indicatorPOWER LOCK indicator
 
JPOWER LOCK indicator status
Indicator status
Status
No illumination or flashing No power is supplied.
 
z
The...