Panasonic LCD Projector Pt Vw330 Operating Instructions

LAMP REPLACE and WARNING Indicators
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Maintenance
LAMP REPLACE and WARNING Indicators
Managing the indicated problems
If a problem should occur inside the projector, the ,  and/or  indicators 
will inform you. Manage the indicated problems as follow.
CAUTION
Before you take a remedial measure, follow the procedure of switching th\
e power off indicated in “Turning off the projector”.  z
(Æpage 30)
If multiple indicators light or blink, verify the status of the projecto\
r by looking at each...

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Maintenance
Replacement
Before replacing the unit
When you perform maintenance or replacement of the parts, make sure to t\
urn off the power and disconnect  z
the power plug from the wall outlet. (Æpages 26, 30)
Be sure to observe the procedure “Turing off the projector” ( zÆpage 30) when performing power supply 
operation.
Maintenance
Outer Case J
Wipe off dirt and dust using a soft dry cloth.
If the dirt is persistent, soak the cloth with water and wring it thorou\
ghly before wiping. Dry...

Replacement
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Maintenance
Replace the air filter units.2 ) 
Put new filters back into the position. Make sure that the filters are fully inserted to the projector. z
Resetting the Filter Counter J
Be sure to reset the Filter counter after replacing the filter. (Æpage 59 " 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,...

Replacement
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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 60.
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-LAV100).
CAUTION:
■ Do not replace the lamp unit when it is hot. (Wait at least 45 minutes after use.)
The inside of the cover can become very hot, take care to avoid burn...

Replacement
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Maintenance
 JReplacing the Lamp unit
CAUTION:
When the projector is mounted on a ceiling, do not work with your face c\
lose 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 procedure             1 ) 
in “Turning off the projector (Æpage 30).             
Unplug the AC...

Replacement
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Maintenance
Attaching the Lens Cap
When moving this projector or while not using it over an extended period\
 of time, attach the lens cap.
Attach the lens cap according to the following procedures.
Thread the string (supplied) through  1 ) 
the hole on the lens cap.
Push the other end of the string into  2 ) 
the front part of the hook (as the  
picture shown) on the bottom of the 
projector. 

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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—
Is the  indicator,  indicator, or  z
 indicator lit or blinking?
27, 61
The lamp cover has not been securely installed. z65
No picture appears.
The video signal input source may not be connected to a terminal  z...

Troubleshooting
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Maintenance
ProblemCauseReference 
page
Picture from a HDMI 
device does not 
appear or picture is 
not stable.
Is the HDMI cable securely connected? z25
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? z74-77
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...

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Appendix
Technical Information
Serial terminal
The serial connector which is on the connector panel of the projector co\
nforms 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 (male)
Outside viewPin No.Signal nameContents
—NC
RXDReceived data
TXDTransmitted data
—NC
GNDEarth
—NC
—NC
—NC
—NC
 JCommunication conditions
Signal...

Technical Information
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Appendix
 JBasic format
Transmission from the computer begins with STX, then the command, paramet\
er, and ETX are sent in this 
order. Add parameters according to the details of control.
STXC1C2C3 : P1 P2Pn ETX
When sending commands without parameters, a colon (:) is not necessary\
.: 
 JBasic format (with sub command)
STX C1C2C3 :  ETX
S1S2S3S4S5 EP1P2P3P4P5P6
When transmitting a command which does not need a parameter, the operation (E) and parameter are not : ...