Panasonic DLP Based Projector PT CW230 Operating Instructions

							Replacement
ENGLISH - 61
Maintenance
Resetting the Filter Counter J
Be sure to reset the Filter counter after replacing the air filter unit. (Æpage 57" Filter counter reset")
 
 
Attention
Turn off the power before you replace the air filter unit. z
When attaching the air filter unit, make sure that the projector is stable, and work in an environment that is  z
safe, even in the event of the air filter unit dropping.
Do not operate the projector with the filter removed. Dust may accumulate on the optical elements degrading  z
picture quality.
Do not put anything into the air ports. Doing so may result in malfunction of the projector. z
The air filter unit to be replaced should be an unused product. z
After replacing the air filter, reset the filter counter. Otherwise, the power of the projector may be turned off for  z
safety.
 
  
						

							Replacement
62 - ENGLISH
Maintenance
 JLamp unit
The lamp unit is a consumable component. You can check the total usage time using Lamp runtime in the 
Information menu on page 58.
It is recommended to ask an authorized engineer to replace the lamp unit. Contact your dealer.
Consult your dealer to purchase a replacement lamp unit (ET-LAC100).
CAUTION:
■ Do not replace the lamp unit when it is hot. (Wait at least 1 hour after use.)
The inside of the cover can become very hot, take care to avoid burn injuries.
Notes on the replacement of the lamp unit J
The luminous source of the lamp is made of glass and may burst if you hi\
t it against a hard surface or drop  z
it. 
Please handle with care.
A Phillips screwdriver is required for replacement of the lamp unit. z
When replacing the lamp unit, be sure to hold it by the handle. z
When replacing the lamp because it has stopped illuminating, there  z
is a possibility that the lamp may be broken. If replacing the lamp of a 
projector which has been installed on the ceiling, you should always 
assume that the lamp is broken, and you should stand to the side 
of the lamp cover, not underneath it. Open the lamp cover gently. 
Small pieces of glass may fall out when the lamp cover is opened. 
If pieces of glass get into your eyes or mouth, seek medical advice 
immediately.
The lamp contains mercury. Consult your local municipality or your  z
dealer about correct disposal of used lamp units.
Attention
Do not use other than designated lamp units. z
The part numbers of accessories and separately sold components are subject to change without notice. z
When to replace the lamp unit J
The lamp unit is a consumable component. Brightness decreases according \
to duration of usage, so 
periodical replacement of the lamp unit is necessary.
When the projection lamp of the projector reaches its end of life, the Lamp replacement icon appears on the 
screen and  indicator lights yellow. Replace the lamp with a new one promptly.
Lamp runtime
On screen
Lamp replacement icon 
LAMP indicator
Over 2 000 hours 
The message is displayed for 4 seconds. If you 
press any button within the 4 seconds, the message 
disappears.
Lights in yellow (even in  
stand-by mode).
* 2 000 hours of use is a rough guideline, but is not a guarantee. The lamp runtime differs depending on the 
setting of "Lamp power" menu.
Note
The Lamp replacement icon will not appear when the [Display] function is\
 set to [Off] ( zÆpage 52), or during 
"Freeze" (Æpage 32), or "AV mute" (Æpage 33). 
						

							Replacement
ENGLISH - 63
Maintenance
 JReplacing the Lamp unit
CAUTION:
When the projector is mounted on a ceiling, do not work with your face close to the projector. z
Attach the lamp unit and the lamp cover securely. z
When you experience difficulty in installing the lamp, remove it and try again. If you use force to install the  z
lamp, the connector may be damaged.
Turn off the Power by following the  1 ) 
procedure in “Turning off the projector" 
(Æpage 28). Unplug the AC power cord. 
Wait at least 1 hour and make sure  
the lamp unit and surroundings are cool.
Use a Phillips screwdriver to loosen the  2 ) 
lamp cover fixing screw and open the  
lamp cover.
Open the lamp cover by pulling it slowly   z
toward the direction of the arrow.
Use a Phillips screwdriver to loosen  3 ) 
the two lamp unit fixing screws until  
the screws turn freely. Hold the used 
lamp unit by its handles, and pull it  
gently from the projector.
Insert the new lamp unit in correct 4 ) 
direction. Tighten the two lamp unit  
fixing screws securely with a Phillips  
screwdriver.
Close the lamp cover, and tighten the lamp cover fixing screw securely with a 5 ) 
Phillips screwdriver.
Close the lamp cover by pushing it slowly opposite the direction of the \
arrow. z


Resetting the Lamp Runtime J
Be sure to reset the [Lamp runtime] after replacing the lamp unit. (Æpage 56 " Lamp runtime reset") "
Lamp unit fixing screws
HandlesLamp uni
t
Lamp cover
fixing screw
Lamp cover 
						

							64 - ENGLISH
Maintenance
Troubleshooting
Please check following points. For details, see the corresponding pages.\
ProblemCauseReference 
page
Power does not turn 
on.
The power cord may not be connected. z—
No electric supply is at the wall outlet. z—
The circuit breakers have tripped. z—
I zs the  indicator,  indicator, or  indicator lit or blinking?
25, 59
The lamp cover has not been securely installed. z63
No picture appears.
The video signal input source may not be connected to a terminal  z
properly.
23
The input selection setting may not be correct. z31
The [Brightness] adjustment setting may be at the minimum setting. z44
The input source which is connected to the projector may have a  z
problem.
—
The [AV mute] function may be in use. z33
The picture is fuzzy.
The lens focus may not have been set correctly. z29
The projector may not be at the correct distance from the screen. z20
The projection window may be dirty. z12
The projector may be tilted too much. z—
The color is pale or 
grayish.
[Color] or [Tint] adjustment may be incorrect. z 44
The input source which is connected to the projector may not be  z
adjusted correctly.
—
RGB cable is damaged. z—
No sound from the 
internal speaker
The input terminals may not have been correctly connected. z23
The volume may have been set to the minimum level. z33, 50
The [AV mute] function may have been turned on. z33
When the AUDIO OUT is plugged-in, the projector's built-in speaker is  z
not available.
17
The [Mute] function may have been turned on. z34, 50
The remote control 
does not operate.
The batteries may be weak. z—
The batteries may not have been inserted correctly. z18
The remote control signal receptor on the projector may be obstructed. z15
The remote control unit may be out of the operation range. z15
Strong light such as fluorescent shine onto the signal receptor. z15
When different codes are set on the projector and on the remote contro zl.55
The control buttons 
of the projector do 
not operate.
The control panel is not available if the control panel is locked at [Ke\
y  z
lock] under [Security] of [Setting] section.
55
The picture does not 
display correctly.
There may be a problem with the VCR or other signal source. z
A signal which is not compatible with the projector is being input. z
—
71-74
Picture from a 
computer does not 
appear.
The cable may be longer than the optional cable. z—
The external video output from a laptop computer may not be correct.  z— 
						

							Troubleshooting
ENGLISH - 65
Maintenance
ProblemCauseReference 
page
Picture from a HDMI 
device does not 
appear or picture is 
not stable.
Is the HDMI cable securely connected? z23
Turn off the power of the projector and the connected devices. Then turn  z
the power of the projector and the connected devices back on.
—
Isn't unsupported signal cable connected? z71-74
No sound is output 
from a HDMI device.
Set the sound channel of the attached device to Linear PCM. z—
If no audio signal is output during HDMI cable connection, connect the  z
audio cable to COMPUTER 1/COMPONENT AUDIO IN terminal and set 
to "Computer 1" in "Sound" of "Setting" menu. 
53
The image is 
distorted or runs off.
Check [PC adj.] or [Screen] and adjust them. z40, 47
The exclamation 
mark appears on 
the screen.
Your operation is invalid. Operate correctly. z—
3D contents appear 
as 2D.
The glasses or the projector are set to 2D mode. z30
3D image is inverted. 
(3D image is not 
correct.)
3D mode is out of phase. (The data for right/left eyes is inverted.) z30
Image of glasses 
has flicker.
Outside of the recommended viewing zone of the glasses. z30
Glasses does not 
turn on.
The battery of the glasses is exhausted.  z
The projector is not set to 3D mode. z
30
Note
If the problem persists, after confirming the contents of the table, please consult your dealer. z 
						

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Appendix
Technical Information
Serial terminal
The serial connector which is on the connector panel of the projector conforms to the RS-232C interface 
specification, so that the projector can be controlled by a personal computer which is connected to this connector.
 JConnection
 JPin assignments and signal names
D-Sub 9-pin (female)
Outside viewPin No.Signal nameContents
—NC
TXDTransmitted data
RXDReceived data
—NC
GNDEarth
—NC
CTSConnected internallyRTS
—NC
 JCommunication conditions
Signal levelRS-232C-compliantCharacter length8 bits
Sync. methodAsynchronousStop bit1 bit
Baud rate19 200 bpsX parameterNone
ParityNoneS parameterNone
Cable specifications J
[When connected to a computer]
Projector
1NCNC1
Computer (DTE 
specifications)
22334NCNC4556NCNC677889NCNC9
D-Sub 9-pin (male)
D-Sub 9-pin (female)
Connecting terminals  
on projector
Communication cable
Computer
 JFunctional Execution Command
      Format
The projector control command is defined as one command line that starts with "C" and ends with carriage 
return.
Next CommandPC  � Projector
Projector  � PC Command
Response
More than 100m
s
 “C”  “0”
 “7” CR
 ACK CR
(A few ms ~ 5s) 
						

							Technical Information
ENGLISH - 67
Appendix
 JFunctional Execution Command
      Format
The projector control command is defined as one command line that starts with "C" and ends with carriage 
return.
Next CommandPC � Projector
Projector  � PC Command
Response
More than 100m
s
 “C”  “0”
 “7” CR
 ACK CR
(A few ms ~ 5s)
CommandFunction
C00 Turn the projector ON
C01 Turn the projector OFF 
 (immediately OFF)
C02 Turn the projector OFF
C04 Select HDMI
C05 Select Computer 1
C06 Select Computer 2
C07 Select Video
C09 Volume +
C0A Volume -
C0B Sound mute ON
C0C Sound mute OFF
C0D Video mute ON
C0E Video mute OFF
C0F Screen Normal Size
C10 Screen Wide Size
C1C Menu ON
C1D Menu OFF
C20 Brightness UP
C21 Brightness DOWN
C28 Direct on ON
CommandFunction
C29 Direct on OFF
C30 D.ZOOM +
C31 D.ZOOM -
C34 Select S-video
C3A Pointer RIGHT
C3B Pointer LEFT
C3C Pointer UP
C3D Pointer DOWN
C3F Enter
C43 Freeze ON
C44 Freeze OFF
C46 Zoom -
C47 Zoom +
C50  Select Computer 1 RGB
C51 Select Computer 1 SCART
C54 Select Computer 1 Component
C89 Auto PC adj.
C8E Keystone UP
C8F Keystone DOWN 
						

							Technical Information
68 - ENGLISH
Appendix
 JStatus Read Command
      Format
The projector control command is defined as one command line that starts with "CR" and ends with carriage 
return.
PC � Projector
Projector  � PC Command
Processing
 “C” 
“R”
 “0” CR
 ACK CR
(A few ms ~ 5s)
CommandFunctionProjector ReturnProjector status
CR0Status Read
00Power On
80Stand-by mode
40Countdown
20Cooling down
10Power Malfunction
28Cooling down at the temperature anomaly
24Cooling down at Power Management mode
04Power Management mode after Cooling down
21Cooling down after the projector is turned off when the lamps are out.
81Stand-by mode after Cooling down when the lamp is out.
CR6Temperature Read%1 %2
%3
%1 = Temperature at Sensor 1 (˚C)
%2 = Temperature at Sensor 2 (˚C)
%3 = Temperature at Sensor 3 (˚C)
(ex.) %1 = 12.3˚C,  %2 = 23.4˚C, %3 = 34.5˚C
 --> The projector displays “12.3 23.4 34.5”
    ( For each sensor, two digit and the tenth place numbers are displayed with a space between each temperature.)
?Communication failure 
						

							Technical Information
ENGLISH - 69
Appendix
Other terminals
Pin assignments and signal names of  terminal J
Outside viewPin No.Signal names
GND (luminance signal)
GND (color signal)
Luminance signal
Color signal
Pin assignments and signal names of  terminal
Outside viewPin No.Signal names
 : Not assigned
 - , ,  : GND terminals
R/PR
G/G  SYNC/Y
B/PB
+ 5 V
DDC data
HD/SYNC
VD
DDC clock
Pin assignments and signal names of   J
terminal
Outside viewPin No.Signal names
, , , ,  : Not assigned
 - ,  : GND terminals
R
G
B
HD/SYNC
VD 
						

							Technical Information
70 - ENGLISH
Appendix
Pin assignments and signal names of  terminal J
Outside viewPin No.Signal namesPin No.Signal names
T.M.D.S data 2+T.M.D.S clock shield
T.M.D.S data 2 shieldT.M.D.S clock -
T.M.D.S data 2-CEC
T.M.D.S data 1+—
T.M.D.S data 1 shieldSCL
T.M.D.S data 1-SDA
T.M.D.S data 0+DDC/CEC GND
T.M.D.S data 0 shield+5V
T.M.D.S data 0-Hot plug detection
T.M.D.S clock +
Pin assignments and signal names of  terminal J
Outside viewPin No.Signal names
+5VDC
Ground
Stereo Sync
Odd-numbered pins  to 
Even-numbered pins  to