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

							Switching the projector on/off
Basic Operation
ENGLISH - 21
Switching on the projector
Before switching on the projector, make sure the power cord and all the other devices are connected corre\
ctly. 
(
Æpage 17)
INPUT SELECTRELEASE
POWER indicator
POWER LOCK indicator (2)
(3)
Connect the power cord. 
1  )  (Æpage 19)
The POWER LOCK indicator and  POWER indicator light in red.
Press the RELEASE button to unlock the POWER button.
2  ) 
The POWER LOCK indicator goes off.
When operating with the remote control, you do not need to press the 
 
zRELEASE button.
Press the POWER button.
3  ) 
The POWER button beeps once.
You can turn  
zON or OFF the beeping sound that occurs when you press the POWER button by menu setting. 
(
Æpage 41 )
The 
 
zPOWER indicator flashes in green several times, then the  POWER indicator lights up and the  
STARTUP LOGO  is displayed. See “STARTUP LOGO” in the “DISPLAY OPTION” menu.   
(
Æpage 37 )
Note Operating the control panel buttons with covered hand, such as plastered\
 or gloved, may result in operating 
 
z
errors.
Remarks Confirm that 
 
zCONTROL PANEL (when operating with the projector body) or  REMOTE CONTROLLER 
(when operating with the remote control) under  CONTROL DEVICE SETUP in the SECURITY menu is set to 
ENABLE. (
Æpage 44 )
The projector does not operate when the 
 
zPOWER button of the projector body is pressed while it is locked.
If the 
 
zPOWER button is not being pressed in 10 seconds after the  RELEASE button is pressed, the POWER 
LOCK
 indicator lights in red and the POWER button remains locked. Press the RELEASE button again to unlock.
When starting up the projector, some small rattling or tinkling sound may be heard. Those are normal and will  
z
not affect the performance of the projector.
When the internal cooling fan is operating, some operational sound may b\
e heard. The loudness of the 
 
z
operational sound depends on the external temperature.
If 
 
zINITIAL START UP in the PROJECTOR SETUP menu is set to ON, the projector starts projecting when the 
power cord is connected to a wall outlet.  (
Æpage 39)
If the projector is switched on again while the internal cooling fan is \
still operating by the internal power supply, 
 
z
the display may flicker for the characteristics of the lamp. Those are normal and will not affect the performance 
of the projector. 
						

							Switching the projector on/off
Basic Operation
22 - ENGLISH
Switching off the projector
When operating the projector, check the status of the POWER indicator. (Æpage 20)
INPUT SELECTRELEASE
POWER indicator
POWER LOCK indicator
(1), (2)
Press the POWER button.
1  ) 
The confirmation screen will be displayed.
Without any operation for 10 seconds or press any button other than the \
 
zPOWER button, the confirmation 
screen will go off and return to the projection.
Press the POWER button again.
2  ) 
The lamp goes off, the operational sound (beep) sounds, and projection stops.
The cooling fan continues its rotation and 
 
zPOWER indicator lights in orange. Wait until the POWER LOCK 
indicator and  POWER indicator turn into red.
If 
 
zSTANDBY MODE is set to  NORMAL, the POWER indicator flashes in red.  (Æpage 40)
You can set to 
 
zON or OFF  the beeping sound that occurs when the  POWER button is in operation in 
AUDIO SETTING . 
(
Æpage 41 )
After the POWER LOCK indicator and POWER indicator light in red, disconn\
ect the 
3  ) 
power plug from the wall outlet.  (
Æpage 19)
For urgency, you may disconnect the power plug immediately since the  
zDIRECT POWER OFF  function is 
installed.
Remarks Confirm that 
 
zCONTROL PANEL (when operating with the projector body) or  REMOTE CONTROLLER (when 
operating with the remote control) under 
CONTROL DEVICE SETUP in the SECURITY menu is set to ENABLE. 
(
Æpage 44 )
You can switch off the power by pressing the 
 
zPOWER button for 0.5 seconds or more. 
						

							Projecting an image
Basic Operation
ENGLISH - 23
Projecting an image
Confirm the connections of the peripheral devices (Æpage 17, 18) and power cord  (Æpage 19). Switch on the 
power (
Æpage 21 ) and the projector starts projecting. Select the input signal and adjust\
 the image.
Selecting the input signal
1 )  Switch on the connected devices.
When playing a connected DVD player, if  SIGNAL 
SEARCH  in the DISPLAY OPTION  menu is set 
to ON, the input signal is detected and projected 
automatically when the projector is switched on.   
(
Æpage 37 )
Set the 
 
zINPUT GUIDE under the ON-SCREEN 
DISPLAY in the DISPLAY OPTION  menu to 
DETAILED. If the projector cannot detect any 
input signal, the Computer connection guidance 
will display. (
Æpage 36 )
2 )  Select an input signal.
The image selected with the  INPUT SELECT 
button is projected. (
Æpage 24 )
Note Change the setting of the 
 
zPICTURE menu 
according to the connected device and DVD, video 
tape, etc., to be played. (
Æpage 31 )
Confirm the aspect ratio of the screen and image.   
 
z
Select the optimum aspect ratio. (Æpage 33 )
Positioning the image
When setting up the projector for the first time or setting up at a new place, you must perform the following operations.
1 )  Adjust the vertical angle of the projector.
Place the projector at the right angle from the screen. 
z
Press the adjuster buttons and adjust the vertical projection angle. Then, adjust the projected image to the  
z
center of the screen.
Adjust the projection size and focus.
2  ) 
Remove the Zoom-Focus ring cover  
z(Æpage 12 ) and turn the zoom and focus rings to adjust the projected 
image. After adjusting, be sure to install the Zoom-Focus ring cover to protect\
 from dust.
Zoom ring 
(ZOOM)
Focus ring 
(FOCUS)
Remarks
When you adjust the zoom after adjusting the focus, you may need to adju\
st the focus of the image again.
 
z
If keystone distortion occurs, see “KEYSTONE”.  
z(Æpage 32 ) 
						

							Remote control operation
Basic Operation
24 - ENGLISH
Remote control operation
Capturing an image
You can freeze the projected image and stop the 
sound temporarily, regardless of the playing condition 
of the connected device.
Press  button.
Press the FREEZE button again to escape.
Stopping the projection 
temporarily
You can stop the projection and audio sound through 
the projector temporarily.
Press  button.
Press the AV MUTE button again to escape.
Switching the input signal
You can switch the input signal corresponding to the 
computer to be projected.
COMPUTER 
J
Press  button.
Press the COMPUTER button to cycle through the 
options.
COMPUTER1Signal input to COMPUTER1 IN 
terminal
COMPUTER2Signal input to COMPUTER2 IN 
terminal
 
JNETWORK (PT-LB90NTU only)
Press  button.
NETWORK Signal transmitted by “Wireless 
Manager” from computer through 
network (
Æpage 4
5)
VIDEO 
J
Press  button.
Press the VIDEO button to cycle through the options.
S-VIDEO Signal input to 
S-VIDEO IN  
terminal
VIDEO Signal input to  VIDEO IN terminal
If  INPUT GUIDE under the ON-SCREEN DISPLAY 
in the DISPLAY OPTION  menu is set to DETAILED 
(
Æpage 3 6), you can confirm the selected input 
terminal in the graphical input terminal guide at the 
upper right of the screen. (Highlighted in yellow is the 
selected terminal.)
You can change the input with ▲▼◄► buttons.
It may take some time to change the image after the 
input signal is switched.
NoteInput a compatible signal shown in the “List of 
 
z
compatible signals”. (Æpage 5 2)
Remarks For the input terminals, see “Connections”.   
 
z
(Æpage 1 7)
If no operation is performed, the input guide 
 
z
disappears automatically.
If the 
 
zINPUT SELECT button on the control panel is 
pressed, the input is switched in the following order. 
(
Æpage 12 )
COMPUTER1COMPUTER2S-VIDEO
NETWORK *1VIDEO
PT-LB90NTU only
*1:  
						

							Remote control operation
Basic Operation
ENGLISH - 25
Setting up the image position 
automatically
When a RGB signal is input, the projector adjusts the 
SHIFT, DOT CLOCK and CLOCK PHASE  
automatically.
Press  button.
ScreenProjected image
RemarksThe 
 
zSIGNAL SEARCH  operation is also performed. 
(When SIGNAL SEARCH is set to  ON)  
(
Æpage 37 ) 
If the dot clock frequency is 108 MHz or higher, 
 
z
DOT CLOCK and CLOCK PHASE are not 
effective. (
Æpage 32 )
If the projected image is too dark or blurred around 
 
z
the edge, AUTO SETUP may stop the processing 
before completing the adjustment and return to the 
previous setting. Project a much clearer or lighter 
image and try again.
Resetting to the factory 
default settings
You can reset most of the customised settings to the 
factory default settings by pressing the  DEFAULT 
button of the remote control.
Press  button.
For details, see “Menu Navigation - Navigating  
z
through the MENU - Resetting to the factory default 
settings”. (
Æpage 27 )
Controlling the volume of the 
speaker
You can control the volume of the built-in speakers 
and output audio sound.
Press  button.
+ button: increases the volume 
z
- 
z button: decreases the volume
Projecting an image   
in INDEX-WINDOW mode
You can project an image split in 2 windows as an   
INDEX WINDOW. One is frozen and stored in 
memory, and displayed on the screen’s left side while 
displaying subsequent image continues on the right.
Press  button.
Press the RETURN button to escape. 
The image being projected when the  INDEX-
WINDOW button is pressed will be a frozen image.
Frozen  imageContinuing  
imageProjected   image
 
JINDEX-WINDOW display
Press ▲▼ buttons to 
capture a new image 
and change the size in 3 
ways.  In default, the frozen 
image is displayed on the 
left and the subsequent 
image is displayed on the 
right. Press ◄► buttons 
to switch the position.
Frozen 
image
Frozen  image
Frozen  imageContinuing  
image
Continuing   
image
Continuing   
image
Frozen  ImageContinuing  
image
Frozen  ImageContinuing  
image
Remarks
The aspect ratio of the image is changed and 
 
z
becomes vertically elongated.
If you change the window size, the aspect ratio of 
 
z
the image is changed. (Æpage 3 3)
While in 
 
zINDEX-WINDOW mode, press the ENTER 
button to capture a new image and the frozen 
image window will be updated in a moment.
When capturing a quick moving picture, perform 
 
z
several times to get a stable picture. 
						

							Remote control operation
Basic Operation
26 - ENGLISH
Enlarging the image
You can enlarge the projected image down to a cen-
tered area for emphasizing within the range of 1× to 2×.
Press  button.
Press the RETURN button to escape.
 
JButton functions in digital zoom 
mode
+ button: zooms in 
- button: zooms out
Press “-” 
Press “+”
Press ▲▼◄► to shift the center point.
Remarks When the 
 
zCOMPUTER signal is projected, the 
enlargement range will be changed to 1× to 3×. 
When FRAME LOCK in the POSITION  menu is set 
to ON, the enlargement range is 1× to 2×. However, 
the enlargement range is 1× to 3× if  FRAME LOCK 
is set to OFF. (
Æpage 3 4)
When the input signal is changed while the 
 
z
DIGITAL ZOOM  is activated, the DIGITAL ZOOM  
mode will be cancelled.
While the 
 
zDIGITAL ZOOM  is activated, the AUTO 
SETUP, FREEZE, DEFAULT, INDEX-WINDOW 
and FUNCTION (except when AV MUTE is 
assigned) buttons are not available.
Using an assigned function
You can select a useful function from the list and 
assign it to the FUNCTION button for a short-cut.
Press  button.
Press the MENU button of the control 
1  ) 
panel or remote control to display the 
on screen menu (main menu, sub-
menu or detailed menu) .
For the menu operation, see “Navigating through 
the MENU”. (
Æpage 27 )
Press and hold the FUNCTION button 
2  ) 
of the control panel or remote control 
for 3 seconds or more.
When not using the FUNCTION button
 
Q
Select DISABLE in this menu 
 
1  ) 
(FUNCTION BUTTON in the   
PROJECTOR SETUP menu).
Press the ENTER button.
2  ) 
Select OK.
3  ) 
Press the ENTER button.
4  ) 
Remarks
For details, see “FUNCTION BUTTON” in the 
 
z
“PROJECTOR SETUP menu”. (Æpage 4 1) 
						

							Menu Navigation
Settings
ENGLISH - 27
Menu Navigation
Navigating through the MENU
Operating procedure 
J
Press the MENU button.
1  ) 
The main menu is displayed.
PICTURE
POSITION
LANGUAGE
DISPLAY  OPTIONPROJECTOR SETUP
SECURITY
NETWORK PICTURE MODE
CONTRAST
BRIGHTNESS
COLOR
TINT
SHARPNESS
COLOR 
TEMPERAT URE
DA YLIGHT  VIEW
STILL MODENOISE REDUCTION
TV-SYSTEM ST
ANDARD
DEFA ULT
AUTO OFF
OFF
AUTO
SELECT
ENTER
RETURN
Press ▲▼ to scroll to the required 
2  ) 
main menu item and press the ENTER 
button to select.
Select the required menu item from the 
PICTURE, POSITION , LANGUAGE, DISPLAY 
OPTION , PROJECTOR SETUP, SECURITY 
and NETWORK *
1 menu. The selected item is 
highlighted in orange and displays the sub-menu 
on the right.
PICTURE
POSITION
LANGUAGE
DISPLA Y OPTIONPROJECT OR SETUP
SECURITY
NETWORK KEYST
ONE
SHIFT
OVER SCAN
ASPECT
SELECT ENTER
RETURN
Press the ENTER button.
3  ) 
You can select a sub-menu item.
PICTURE
POSITION
LANGUAGE
DISPLAY  OPTION
PROJECT OR SETUP
SECURITY
NETWORK KEYST
ONE
SHIFT
OVER SCAN
ASPECT
SELECT ENTER
RETURN
Press ▲▼ buttons to scroll to the  4 
) 
required sub-menu item and press ◄► 
buttons or the ENTER button to adjust
.
The selected item is called up and the other menu 
items disappear from the screen.
KEYST ONE
If there is a lower level, the next level will be 
displayed.
PT-LB90NTU only
*1: 
Remarks
Press the 
 
zMENU or RETURN button to return to the 
previous menu. Press repeatedly to escape from 
the menu mode and return to the projection.
Some items and functions may not be adjusted or 
 
z
available, depending on the selected input signals.
Some settings are adjustable without any signals.
 
z
Called up item will disappear after 5 seconds  
z
without any operation and return to the menu mode.
For the sub-menu items, see “Sub-menu” in the 
 
z
“ON-SCREEN MENU”. (Æpage 2 8)
Resetting to the factory default  
J
settings.
You can reset most of the customised settings to the 
factory defaults by pressing the 
DEFAULT button of 
the remote control.
Press  button.
The operation depends on the screen displayed 
currently.
While the sub-menu screen is displayed:  
 
Q
The items of the sub-menu displayed currently are 
reset to the factory default settings.
While the called up item screen is displayed:
 
 
Q
Only the item adjusted currently is reset to the fac
-
tory default setting.
KEYST ONE
Remarks
You cannot reset all the settings at a time to the 
 
z
factory default settings. 
To reset all the settings to the factory defaults, see 
“INITIALIZE ALL” in the “PROJECTOR SETUP 
menu”. (
Æpage 4 2)
Some menu items are not available to reset by 
 
z
pressing the  DEFAULT button. Adjust each menu  
item manually.
The triangle mark under the bar indicates factory 
 
z
default setting and the square indicates the current 
setting. 
The triangle mark position varies by the selected 
input signals.
Default setting Current setting 
						

							Menu Navigation
Settings
28 - ENGLISH
 
The menu system allows you to access functions which do not have their o\
wn dedicated buttons on the remote 
control. The menu options are structured and categorized. For the menu operation,\
 see “Navigating through the 
MENU”. (
Æpage 27)
ON-SCREEN MENU
Press  button.
The ON-SCREEN MENU  is displayed. 
The ON-SCREEN MENU  consists of the main menu 
and sub-menu.
PICTURE
POSITION
LANGUAGE
DISPLAY  OPTION
PROJECT OR SETUP
SECURITY
NETWORK PICTURE MODE
CONTRAST
BRIGHTNESS
COLOR
TINT
SHARPNESS
COLOR 
TEMPERAT URE
DA YLIGHT  VIEW
STILL  MODE
NOISE REDUCTION
TV -SYSTEM ST
ANDARD
DEFA ULT
AUTO OFF
OFF
AUTO
RETURN
ENTE R
SELECT
Main menu
Sub-menu
Operating guidance Current settings
The operating method of each menu is displayed.
Main menu
The main menu has the 7 options.  
Select the required menu item and press  ENTER to 
display the sub-menu.
PICTURE
POSITION
LANGUAGE
DISPLAY OPTION
PROJECTOR SETUP
SECURITY
NETWORK  
(PT-LB90NTU only)
Select the required sub-menu item and press  ENTER 
to display the detailed menu.
PICTURE [  
J ]
S-VIDEO/VIDEO/RGB 
Q (Moving image)/
YPBPR 
signal is input *1
Sub-menu item DefaultPage
PICTURE MODE STANDARD30
CONTRAST 030
BRIGHTNESS 030
COLOR 030
TINT 030
SHARPNESS 030
COLOR TEMPERATURE DEFAULT30
DAYLIGHT VIEW AUTO31
STILL MODE *
2OFF 31
NOISE REDUCTION *
2OFF 31
TV-SYSTEM *
2AUTO 31
RGB/YP
BPR *3AUTO 31
RGB moving images can be projected only when 
*1: 
the following signals are input:   
480i, 576i (RGB only), 480p, 576p, 1 080/60i, 
1 080/50i, 720/60p, 720/50p
Only when S-VIDEO/VIDEO signal is input.
*2: 
Only when RGB/YP
*3: 
BPR signal is input.
When RGB (Still image)/network signal is input
 
Q
Sub-menu item
DefaultPage
PICTURE MODE DYNAMIC30
CONTRAST 030
BRIGHTNESS 030
SHARPNESS 030
WHITE BALANCE RED *
10 30
WHITE BALANCE GREEN *1030
WHITE BALANCE BLUE *
10 30
COLOR TEMPERATURE DEFAULT30
DAYLIGHT VIEW AUTO31
RGB/YP
BPR *2AUTO 31
Only when RGB signal is input.
*1: 
Only when RGB signal (VGA60) is input.
*2: 
RemarksThe factory default values vary depending on the 
 
z
PICTURE MODE setting.
Sub-menu 
						

							Menu Navigation
Settings
ENGLISH - 29
POSITION [  
J ]
Sub-menu item
DefaultPage
REALTIME KEYSTONE ON32
KEYSTONE 032
SHIFT *
10 32
DOT CLOCK *
10 32
CLOCK PHASE *
10 32
OVER SCAN *
10 33
ASPECT *
116:9 33
FRAME LOCK *
1OFF 34
The setting is active or deactive, depending on the 
*1: 
input signal and the specific setting.
LANGUAGE [  
J ]
For details, see “LANGUAGE menu”. (Æpage 3
5)
DISPLAY OPTION [  
J ]
Sub-menu item
DefaultPage
ON-SCREEN DISPLAY —36
STARTUP LOGO ON37
AUTO SETUP AUTO37
SIGNAL SEARCH ON37
BACK COLOR BLUE37
WIDE MODE *
1AUTO 38
SXGA MODE *
1SXGA 38
OTHER FUNCTIONS —38
The setting is active or deactive, depending on the 
*1: 
input signal and the specific setting.
PROJECTOR SETUP [  
J ]
Sub-menu item
DefaultPage
STATUS —39
NO SIGNAL SHUT-OFF DISABLE39
INITIAL START UP
LAST MEMORY39
INSTALLATION
FRONT/DESK39
HIGH ALTITUDE MODE OFF39
STANDBY MODE ECO40
LAMP POWER NORMAL40
LAMP RUNTIME —40
EMULATE DEFAULT40
FUNCTION BUTTON STATUS41
AUDIO SETTING —41
TEST PATTERN —42
INITIALIZE ALL —42
SECURITY [  
J ]
Sub-menu item
DefaultPage
PASSWORD OFF43
PASSWORD CHANGE —43
TEXT DISPLAY OFF43
TEXT CHANGE —43
MENU LOCK OFF44
MENU LOCK PASSWORD —44
CONTROL DEVICE SETUP —44
NETWORK [  
J ] (PT-LB90NTU only)
For details, see “NETWORK menu”. (Æpage 4
5)
Sub-menu item Default
WIRED LAN —
WIRELESS LAN S-MAP
NAME CHANGE —
PASSWORD OFF
PASSWORD CHANGE —
NETWORK CONTROL ON
LIVE MODE CUT IN OFF
COMPUTER SEARCH —
MULTI-LIVE —
STATUS —
INITIALIZE —
Remarks Sub-menu items and the factory default settings 
 
z
vary according to the selected input signal.
 
Select the required sub-menu item and press  ENTER 
to display the detailed menu.
PICTURE [  
J ]
S-VIDEO/VIDEO/RGB 
Q (Moving image)/
YPBPR 
signal is input *1
Sub-menu item DefaultPage
PICTURE MODE STANDARD30
CONTRAST 030
BRIGHTNESS 030
COLOR 030
TINT 030
SHARPNESS 030
COLOR TEMPERATURE DEFAULT30
DAYLIGHT VIEW AUTO31
STILL MODE *
2OFF 31
NOISE REDUCTION *
2OFF 31
TV-SYSTEM *
2AUTO 31
RGB/YP
BPR *3AUTO 31
RGB moving images can be projected only when 
*1: 
the following signals are input:   
480i, 576i (RGB only), 480p, 576p, 1 080/60i, 
1 080/50i, 720/60p, 720/50p
Only when S-VIDEO/VIDEO signal is input.
*2: 
Only when RGB/YP
*3: 
BPR signal is input.
When RGB (Still image)/network signal is input
 
Q
Sub-menu item
DefaultPage
PICTURE MODE DYNAMIC30
CONTRAST 030
BRIGHTNESS 030
SHARPNESS 030
WHITE BALANCE RED *
10 30
WHITE BALANCE GREEN *1030
WHITE BALANCE BLUE *
10 30
COLOR TEMPERATURE DEFAULT30
DAYLIGHT VIEW AUTO31
RGB/YP
BPR *2AUTO 31
Only when RGB signal is input.
*1: 
Only when RGB signal (VGA60) is input.
*2: 
RemarksThe factory default values vary depending on the 
 
z
PICTURE MODE setting.
Sub-menu 
						

							PICTURE menu
Settings
30 - ENGLISH
PICTURE menu
Navigating through the MENU (Æpage 27),  
select PICTURE from the main menu and then   
select the required item from the sub-menu.
Set the selected item with ◄►buttons.
 
z
Remote controlControl panel
PICTURE MODE
Depending on the projection environment, you can 
optimize the image projection.
Change setting
Change setting
Press◄►buttons to cycle through the options.
STANDARDDYNAMIC
NATURALWHITE BOARDBLACKBOARD
STANDARD Setting for general image
DYNAMIC Setting for brightness and 
 
sharpness
BLACKBOARD Setting for when projecting on a 
blackboard
WHITE BOARD Setting for when projecting on a 
white board
NATURAL Reproducing the original color of 
the image
Remarks It may take a while until the selected mode is 
 
z
stabilized.
CONTRAST
You can adjust the contrast of the projected image.
Lower
Higher
BRIGHTNESS
You can adjust the brightness of the projected image.Darker
Brighter
COLOR
You can adjust the color saturation of the projected 
image. (Available with signals of  S-VIDEO/VIDEO/
RGB (Moving image)/ YP
BPR only)
Lighter
Darker
TINT
You can adjust the skin tone in the projected image.
(Available with signals of  S-VIDEO/VIDEO/RGB  
(Moving image)/ YP
BPR only)
More reddish
More greenish
SHARPNESS
You can adjust the sharpness of the projected image. Less sharp
More sharp
Remarks The adjustable range depends on the input signal.
 
z
WHITE BALANCE
You can adjust the white balance more properly in 3 
colors temperature.
(Available with signal of RGB (Still image) only)
-1 +1
Press▲▼buttons to cycle through the options.
Advanced menu item Default
WHITE BALANCE  RED 0
WHITE BALANCE  GREEN 0
WHITE BALANCE  BLUE 0
COLOR TEMPERATURE
You can adjust the white balance of the projected image.
Change settingChange setting
DEFAULTHIGHLOW
DEFAULTBalanced white
HIGH More bluish
LOW More reddish