Panasonic LCD Projector PT-LW80NTU Operating Instructions

							ENGLISH - 41
Settings
WIRELESS menu
In WIRELESS menu, the following items are available.
  NETWORK
  NAME CHANGE
  INPUT PASSWORD
  PASSWORD CHANGE
  NETWORK STANDBY
  WEB CONTROL
  LIVE MODE CUT IN
  STATUS
  INITIALIZE
NOTE:
• See the wireless connecting information in the contents 
of the CD-ROM which is provided with the projector.
• When  INPUT PASSWORD  in SECURITY menu is 
activated, perform the correct password operation to 
initialize the projector via network.
MENURETURN
Remote control Control panel
  See “Navigating through the MENU” on page 27.
  See “Main menu and Sub-menu” on page 28.
Items in WIRELESS menu 
						

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Maintenance
LAMP and TEMP Indicators
If a problem should occur with the projector, the LAMP and/or  TEMP indicators 
will inform you. Manage the in dicated problems as follow.
1. Confirm the status of all indicators and projector, and switch off the  projector in proper way.
 See “Switching the projector on/off” on page 18.
2. Find out the cause of the problem by status of the LAMP  and/or TEMP 
indicators.
3. Follow the instruction  for each indication below and solve the problem.
4. Turn on the projector in the correc t way and confirm the indicator is not 
indicating a problem any longer.
J LAMP indicator
J TEMP indicator
Managing the indicated problems
NOTE:
• If no problem is found or the problem remains, do not turn  on the projector. Instead contact an Authorized Service Center.
IndicatorIlluminating redFlashing red
ProblemLAMP RUNTIME has 
reached 2 800 hours. LAMP
 circuit failure, abnormal function or the lamp unit is damaged.
Cause
Lamp unit will run out 
soon and needs to be 
replaced. The projector is switched 
on again too soon.
LAMP
 circuit failure, 
abnormal function. Lamp unit is damaged.
RemedySee “Replacing the Lamp 
unit” on page 44.Let the lamp unit cool 
down and turn on the 
projector after 
90 seconds.Switch off the projector 
and contact an Authorized 
Service Center.
See “Replacing the Lamp 
unit” on page 44.
IndicatorIlluminating red while projecting and the alert will be displayed.
Flashing red and power is turned off
Problem
The temperature inside and/or outsi
de the projector is abnormally high.
  The projection may becomes darker than usual.
  The internal fan operational noise may be louder than usual.
CauseThe ventilation openings 
are covered. The room temperature is 
too high.The filter is excessively 
dirty and the ventilation is 
poor.The projector is located at 
1 400 - 2 700 m (4 593 - 
8 858 ft).
Remedy
Remove the object(s) 
from the ventilation 
openings or clear around 
the projector.Reinstall the projector in 
temperature controlled 
place. See page 50.
Clean the filter in the 
proper method. See 
page 43.
Turn on the projector*1 
and set the  ALTITUDE to 
HIGH . See page 36.
*1. The projector will perform 2 minutes with  LOW setting at high elevation.
LAMP TEMP 
						

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Maintenance
Care and Replacement
JBefore cleaning the projector
 Switch off the projector and disconnect the power plug from the wall outlet.
  Unplug all the cables from the projector.
J Cleaning the outer sur face of the projector
Wipe off dirt and dust gently with a soft cloth.
 If it is difficult to remove the di rt, soak a cloth with water, wring the cloth well and then wipe the projector. 
Dry off the projector with dry cloth.
  Do not use petroleum benzine, thinner, any alcoholic  solvent, kitchen detergents or chemical clothes. 
Failure to observe these may result in altered or damaged surface of the projector.
J Cleaning the fron t glass surface
Wipe off dirt and dust gently with a lint-free cloth.
 Make sure no dirt or dust remains  on the surface of the lens cover glass. It will be enlarged and projected 
onto a screen.
J Cleaning the air filter
If the air filter is excessively dirty,  the internal temperature of the projector increases and may cause malfunction. 
Clean the air filter regularly every 100 hours of usage. 1. Turn the projector upside down and place it gently  on a soft cloth.
2. Press the tab and slightly slide up the air filter to  remove.
3. Vacuum dirt and dust from the air filter.
  Do not wash the air filter.
4. Place and slightly slide in  the air filter in the air 
intake port to attach.
  Make sure the air filter  clicks into the place.
JReplacing the air filter
The air filter should be replaced when cleaning is ineffective and when replacing lamp unit. A replacement air 
filter is provided with a replacement lamp unit (ET-L AB80). Contact an Authorized Service Center for the 
optional air filter (TXFMZ01VKG7).
Cleaning the projector
NOTE:
• Clean the front glass with special care. Giving a shock may cause serious damage.
Tab
Air filter
NOTE:
• Do not use the projector withou t attaching the air filter. 
						

							Maintenance
Care and Replacement
ENGLISH - 44
The lamp unit, ET-LAB80 is consumable and you must replace it regularly. It is recommended that a qualified 
technician carry the lamp unit replacement and consult with an Authorized Service Center.
JWhen to replace the Lamp unit
When the lamp is consumed, the brightness may decrea se over time. 3 000 hours of use is the replacing 
timing as rough guided, and that might be shortened by  the usage conditions, characteristics of the lamp unit 
or environmental conditions. You can find the duration of usage time by checking  LAMP RUNTIME in OPTION 
menu.
J Before replacing the lamp unit
 Contact an Authorized Service Center to purchase a replacement lamp unit (ET-LAB80).
  Switch off the projector and disconnect the power plug from the wall outlet.
  Wait for more than 1 hour and make sure the lamp unit and the surroundings are cooled enough.
  Prepare a Phillips-head screwdriver.
  When the projector is mounted in the ceiling, do not work direct ly under the projector or put your face closer 
to the projector.
Replacing the Lamp unit
Indication On screen
LAMP indicator
Over 2 800 hours Displays “
REPLACE LAMP” on the upper 
left of the screen for 30 seconds.
Illuminates red.
Over 3 000 hoursDisplays “
REPLACE LAMP” on the upper 
left of the screen, and it will stay until you 
respond. Press any button to clear the 
screen.
NOTE:
• The guide times, 2 800 and 3 000 hours, are rough estimates based on certain conditions and is not a guaranteed time.
• For more information about the lamp unit and its guaranteed  time, see the instructions which is provided with the lamp 
unit.
• Do not use a lamp unit over 3 000 hours. Failure to observe this may result in explosion of the lamp.
NOTE:
• Prior to replacing the lamp unit, allow it to cool  down to prevent the risk of burns, damage and other hazards.
• Do not attempt replacement with an unauthorized lamp unit.
REPLACE LAMP 
						

							Care and Replacement
ENGLISH - 45
Maintenance
JReplacement procedure
Q Removing and replacing the lamp unit
1. Use a Phillips-head screwdriver to loosen the 2 
lamp unit cover fixing screws on the back of the 
projector until the screws turn freely, and remove 
the lamp unit cover.
2. Use a Phillips-head screwdriver to loosen the 3  lamp unit fixing screws. 3. Pull the used lamp unit gently from the projector.
 
Grip the handle and keep the lamp unit paralleled 
when you remove the lamp.  Some parts of the lamp 
unit are sharpened and may cause injury.
4. Replace the new lamp unit in correct direction.
5. Press in the lamp unit until it clicks and make sure  the unit is inst alled securely.
6. Tighten the 3 lamp unit fixing screws securely with  a Phillips-head screwdriver.
7. Attach the lamp unit cover and tighten the 2 lamp  unit cover fixing screws  securely with a Phillips-
head screwdriver.
Q Resetting the LAMP RUNTIME
1. Connect the power cord to a wall outlet, and switch 
on the projector.
2. Press the MENU button to display the menu.
3. Press  F G  to select  OPTION and press  ENTER.
4. Press  F G  to select  LAMP RUNTIME .5. Press and hold the ENTER
 button for 
approximately 3 seconds.
6. The confirmation scr een will be displayed and 
select  OK.
7. Reset the projector by unplugging and plug again  the power cord.
8. Display the LAMP RUNTIME  menu again and 
confirm the duration of ti me is reset to “0 H”.
Lamp unit cover fixing screwsLamp unit cover
Handles
Lamp unit 
fixing screws
Lamp unit 
fixing screws
Press here
NOTE:
• Be sure to install the lamp unit and attach the lamp unit cove r securely. If they are not installed securely, it may cause the  
protection circuit to operate so th at the power cannot be turned on.
• Do not switch the power on while the lamp unit cover removed.
• Handle the lamp unit with special care as  that is a glass product. Dropping or giving a shock may cause burst or damage.
LOW
STANDARD
1820H
LAMP POWER ALTITUDE
LAMP RUNTIME 
						

							ENGLISH - 46
Maintenance
Troubleshooting
Should any problem persist, contact your dealer.
ProblemCauseReference page
Power does not turn on.
 The power cord may not be connected securely.
 No electric supply at the wall outlet.
 TEMP  indicator is lit or flashes.
 LAMP indicator is lit or flashes.
 The lamp unit cover has not been securely installed.
 The circuit breakers have tripped. 18
19
42
42
45
-
No picture appears.
 The signal input source may not be connected to a terminal properly.
 The input selection setting may not be correct.
 The  BRIGHTNESS  adjustment setting may be at the minimum setting.
 The signal input source may not be operating properly.
 The  AV MUTE  function may be in use. 17
24
30
-
24
The picture is fuzzy.
 The lens focus may not have been set correctly.
 The projector may not be at the correct distance from the screen.
 The lens may be dirty.
 The projector may be tilted too much. 22
15
43
15/16
The color is pale or grayish.
 COLOR  or TINT  adjustment may be incorrect.
 The input source which is connected to the projector may not be  adjusted correctly. 30
28
No sound can be heard 
from the internal speaker. The audio signal source may not be connected properly.
 A cable may be connected to the 
VARIABLE AUDIO OUT terminal.
 The volume adjustment may be at the lowest possible setting. 17
13
25
The control buttons of the 
projector do not operate.
 CONTROL PANEL
 in OPTION menu is invalidated. If you have a loss 
of the remote control while the  CONTROL PANEL is invalidated, 
press and hold the  MENU button for 2 seconds with pressing the 
ENTER button. 36
The Remote control does 
not operate.
 The batteries may be weak.
 The batteries may not have 
been inserted correctly.
 The remote control signal receptor on the projector may be 
obstructed.
 The remote control unit may be out of the operation range.
 The remote control is under the strong light such as fluorescent. -
14
23
23
23
The picture does not 
display correctly. The signal format ( TV-SYSTEM) may not have been set correctly.
 There may be a problem with t he VCR or other signal source.
 A signal which is not compatible with the projector is being input. 31
-
47
Picture from a computer 
does not appear.
 The cable may be longer than the optional cable.
 The external video output from a l aptop computer may not be correct. 
(You may be able to change the external output settings by pressing 
the [Fn] + [F3] or [Fn] + [F10] ke ys simultaneously. The actual method 
varies depending on the type of comp uter; refer to the documentation 
provided with your comput er for further details.)
 COMPUTER2 SELECT  setting in OPTION menu is not correct. -
49
35 
						

							ENGLISH - 47
Appendix
Technical Information
List of compatible signals
Mode
Display 
resolution 
(dots)
*1
*1. The “i” appearing after the resolution indicates an interlaced signal.
Scanning 
frequencyDot clock 
frequency (MHz)Picture 
quality
*2
*2. The following symbols are used  to indicate picture quality.
AA Maximum picture quality can be obtained.
A Signals are converted by the image processi ng circuit before picture is projected.
B Some loss of data occurs to make projection easier.Te r m i n a l s
H (kHz)V (Hz)
NTSC/NTSC 4.43/ PAL-M/PAL60 720 x 480i 15.7 59.9
-A
VIDEO/S-VIDEO
PAL/PAL-N/SECAM 720 x 576i 15.6 50.0 -A
525i (480i) 720 x 480i 15.7 59.9 13.5A
COMPUTER/YPBPR
625i (576i)
720 x 576i 15.6 50.0 13.5A
525p (480p) 720 x 483 31.5 59.9 27.0A
625p (576p) 720 x 576 31.3 50.0 27.0A
1 125  (1 080)/60i 1 920 x 1 080i 33.8 60.0 74.3A
1 125  (1 080)/50i 1 920 x 1 080i 28.1 50.0 74.3A
750 (720)/60p 1 280 x 720 45.0 60.0 74.3A
COMPUTER/YPBPR
750 (720)/50p 1 280 x 720 37.5 50.0 74.3A
VESA 640 x 400 31.5 70.1 25.2A
COMPUTER
640 x 400 37.9 85.1
31.5A
VGA 640 x 480 31.5 59.9 25.2A
640 x 480 35.0 66.7 30.2A
640 x 480 37.9 72.8 31.5A
640 x 480 37.5 75.0 31.5A
640 x 480 43.3 85.0 36.0A
SVGA 800 x 600 35.2 56.3 36.0A
800 x 600 37.9 60.3 40.0A
800 x 600 48.1 72.2 50.0A
800 x 600 46.9 75.0 49.5A
800 x 600 53.7 85.1 56.3A
MAC 832 x 624 49.7 74.6 57.3A
XGA 1 024 x 768 39.6 50.1 51.9A
1 024 x 768 48.4 60.0 65.0A
1 024 x 768 56.5 70.1 75.0A
1 024 x 768 60.0 75.0 78.8A
1 024 x 768 68.7 85.0 94.5A
MXGA 1 152 x 864 64.0 71.2 94.2A
1 152 x 864 67.5 74.9 108.0 A
1 152 x 864 77.1 85.0 119.7 B
MAC 1 152 x 870 68.7 75.1 100.0 A
MSXGA 1 280 x 960 60.0 60.0 108.0 A
SXGA 1 280 x 1 024 64.0 60.0 108.0 A
1 280 x 1 024 80.0 75.0 135.0 B
1 280 x 1 024 91.1 85.0 157.5 B
SXGA60+ 1 400 x 1 050 64.0 60.0 108.0 A
1 400 x 1 050 65.1 59.9 122.4 B
UXGA 1 600 x 1 200 75.0 60.0 162.0 B
WIDE750 (720) 1 280 x 720 44.8 59.9 74.5A
1 280 x 720 37.1 49.8 60.5A
WXGA768
*3
*3. The best quality for 16:10 screen is WXGA800, and 16:9 screen is WXGA768. 1 280 x 768 39.6 49.9
65.3AA
1 280 x 768 47.8 59.9 79.5AA
WXGA800
*31 280 x 800 41.3 50.0 68.0AA
1 280 x 800 49.1 60.2 69.1AA
1 280 x 800 49.7 59.8 83.5AA
WXGA+ 1 440 x 900 55.9 59.9 106.5 A
WSXGA+ 1 680 x 1 050 65.3 60.0 146.3 B
WUXGA 1 920 x 1 200 74.6 59.9 193.3 B 
						

							Appendix
Technical Information
ENGLISH - 48
The serial connector which is on the connector panel of the projector conforms to the RS-232C interface 
specification, so that the projector ca n be controlled by a personal computer  which is connected to this connecter.
JConnection
J Pin assignments and signal names
J Communication settings
J Basic format
 The projector can not receive any command for 10 seco nds after the lamp is switched on. Wait 10 seconds 
before sending the command.
  If sending multiple commands, check that a respon se has been received from the projector for one 
command before sending the next command.
  When a command which does not require parameters to be sent, the colon (:) is not required.
  If an incorrect command is sent  from the personal computer, the ER 401 command will be sent from the 
projector to the personal computer.
Serial terminal
Pin No.Signal nameContents
ANC
BTXD Transmitted data
CRXD Received data
DNC
EGND Earth
FNC
GRTS
Connected internally
HCTS
INC
Signal level RS-232CCharacter length 8bits
Sync. methodAsynchronousStop bit1bit
Baud rate 9 600 bpsX parameter None
ParityNoneS parameter None
The data streaming fr om the computer will 
start with STX, and proceed to Command, 
Parameter and end with ETX. You can 
add the required parameter.
D-sub 9 pin (male)
Computer Serial terminal (female)
STX Command : Parameter ETX
Star t b yt e
(02h) 1byte
End
(03h)
3bytes1byte - 
4bytes 
						

							Technical Information
ENGLISH - 49
Appendix
JCable specifications
(When connected to a personal computer)
JControl commands
You can switch the signals which to output from the  COMPUTER1 OUT terminal by pressing the computer key 
command. The key commands are depend on the manufactures . If you select the computer terminals which has no 
signals while the  INPUT GUIDE is set to DETAILED , the computer connection  guidance will be displayed. 
CommandControl contentsRemarks
PON Power onIn standby mode, all commands other than the PON command are 
ignored.
 
The PON command is ignored  during lamp ON control.
POF Power off If a PON command is received while the cooling fan is operating after the 
lamp has switched off, th
e lamp is not turned back on again straight away 
in order to protect the lamp.
AV L Vo l u m eParameter
000 - 063 (Adjustment value 0 - 63)
IIS InputParameter:
VID = VIDEO
RG1 = COMPUTER1 SVD = S-VIDEO
RG2 = COMPUTER2
NWP = WIRELESS
Q$S Lamp condition 
query Call back
0 = Standby
1 = Lamp on control active
2 = Lamp on
3 = Lamp off control active
OSH AV  m u t eTurning off the projection and sound temporarily.
Send the command to switch between on and off.
Do not send the command consecutively.
Computer connection guidance
ManufacturerKey commandManufacturerKey commandManufacturerKey command
Panasonic
NEC  + TOSHIBA
SHARP
HP
 + IBM
SONY
 + 
Apple
FUJITSU  + EPSON
DELL
 + 
Other
 + 
NOTE:
• The computer connection guidance will disappear after 5 minutes.
• Please refer the instructions which provided with the computers for more detailed information.
NC
NC
NC
NC NC
NC
NC
NC
Projector
PC (DTE) 
						

							Appendix
Technical Information
ENGLISH - 50
Specifications
Power supplyAC 100 - 240 V 50 Hz/60 Hz
Power consumption300 W
During standby (when fan is stopped): 4 W
Amps
3.5 A - 1.2 A
LCD panel
Panel size (diagonal)0.59 type
Aspect ratio16 : 10
Display method3 transparent LCD panels (RGB)
Drive methodActive matrix method
Pixels1 024 000 (1 280 x 800) x 3 panels
Lens Manual zoom (1.2x)/Manual focus
F 1.65 - 1.93, f 18.53 mm - 22.18 mm
Optical axis
9 :1 fixed
LampUHM lamp (220 W)
Luminosity*1
*1. Measurement, measuring conditions and method of notat ion all comply with ISO21118 international standards.2500lm
Operating environmentTemperature0°C - 40°C (32°F - 104°F)
When the 
ALTITUDE  (page 36) 
is set to  HIGH: 0 °C - 35 °C 
(32 °F - 95 °F)
Humidity 20% - 80% (no condensation)
Scanning 
frequency
*2
(for RGB signal)
*2. See “List of compatible signals” on page 47 for available signals.
Horizontal scanning 
frequency 15 kHz - 91 kHz
Vertical scanning 
frequency50 Hz - 85 Hz
Dot clock frequency
Less than 110 MHz
COMPONENT (YPBPR) signals525i (480i), 525p (480p), 625i (576i), 625p (576p), 750 (720)/60p, 
750 (720)/50p, 1 125 (1 080)/60i, 1 125 (1 080)/50i
Color system
7 (NTSC/NTSC 4.43/PAL/PAL-M/PAL-N/PAL60/SECAM)
Projection size 33 - 300 (838.2 mm - 7 620 mm)
Throw distance1.1 m - 12.5 m (37 - 41)
Screen aspect ratio16 : 10
InstallationFRONT/DESK, FRONT/CEILING,
 REAR/DESK, REAR/CEILING 
(Menu selection method)
Speaker 1 piece 4 cm x 2 cm (1 - 9/16 x - 25/32) 
Max. useable volume output1.0 W (Monaural)