Panasonic Projector PT-LW271U User Manual

LAN
ENGLISH - 51
Settings
"Crestron RoomView" is a system developed by Crestron Electronics, Inc. which collectiv\
ely manage and 
control multiple system devices connected via the network, from a comput\
er.
For details of "Crestron RoomView", refer to the Crestron Electronics, Inc. website (Provided only in 
English). 
http://www.crestron.com/ 
For the download of "RoomView Express", refer to the Crestron Electronics, Inc. website (Provided only in 
English)....

About indicator status
52 - ENGLISH
Maintenance
Maintenance
About indicator status
If an indicator turns on
If a problem should occur inside the projector, the  and/or   indicators will inform you. Manage 
the indicated problems as follow.
Attention
Before you take a remedial measure, follow the procedure of switching th\
e power off indicated in “Powering off the  zprojector”. (Æpage 29)Confirm the status of the power indicated on the  indicator. ( zÆpage 28)
 indicator indicator
 indicator J
Indicator...

Maintenance/replacement
ENGLISH - 53
Maintenance
Maintenance/replacement
Before cleaning/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 27, 29)
Be sure to observe the procedure “Powering off the projector” ( zÆpage 29) 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...

Maintenance/replacement
54 - ENGLISH
Maintenance
Install the air filters. 5 ) 
Hold the air filters with the protrusion up towards the top panel as shown in the picture and insert them until  z
you hear a "click" sound.
Reset the [Filter Reminder].6 ) 
Turn on the power and perform [Cleaning up Reminder] in the [Options] menu.  z(Æpage 44)
Attention
Turn off the power before you clean the air filters. z
Be sure to attach the air filters properly. If you use the projector without attaching the air...

Maintenance/replacement
ENGLISH - 55
Maintenance
 JLamp unit
The lamp unit is a consumable component. See "When to replace the lamp unit" about the lifespan.
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. 
(for PT-LW321U / PT-LW271U / PT-LX271U: ET-LAL330; for PT-LX351U: ET-LAL340; for PT-LX321U:  
ET-LAL331) 
CAUTION:
■ Do not replace the lamp unit when it is hot. (Wait at least 1 hour after...

Maintenance/replacement
56 - ENGLISH
Maintenance
Note
The usage period of  z3 000 hours / 4 000 hours / 4 500 hours / 5 000 hours is a rough estimate and is not guaranteed.Used for PT-LX351U  zThe used lamp time is calculated internally in the following formula as the used time in each setting of [Normal], [Auto], [ECO1] and [ECO2] in [Lamp power mode]: Lamp runtime =  (Lamp runtime of [Normal] × 60 + Lamp runtime of [Auto] × 24 + Lamp runtime of [ECO1] or [ECO2] × 45) ÷ 60
  In order to estimate the...

Maintenance/replacement
ENGLISH - 57
Maintenance
Replacing the Lamp unit J
Attention
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 lamp, the  z
connector may be damaged.
Do not loosen other than designated screws. z
Lamp cover screw
Handle 
Lamp unit screws
Lamp cover
Turn off the power by...

Troubleshooting
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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?
28, 52
The lamp cover has not been securely installed. z57
No picture appears.
The video signal input source may not be connected to a...

Troubleshooting
ENGLISH - 59
Maintenance
ProblemCauseReference 
page
Partial, scrolling 
or incorrectly 
displayed image
For computer input, press the  button on the remote  z
control.
—
If you are using a Windows PC: z
1.  Open the [My Computer] icon, then click the [Control Panel] folder .
2.  Click the [Display] icon and select the [Settings] tab and set the 
display resolution lower than or equal to UXGA  (1600 × 1200).
If you are using a Notebook: z
1. First, follow the steps above to adjust...

Troubleshooting
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Maintenance
ProblemCauseReference 
page
Messages displays
 Dust Filter Reminder Message:  z
 
 
 
 
 
 
This message displays when the projector reached the timer set in 
the [Filter Reminder (Hour)]. In this case, please clean the air filters or 
replace them.
53
 Lamp Warning Message:  z
 
The lamp has reached its end of life, please replace it as soon as 
possible.
55
 Fan Locked Warning Message:  z
 
 
This shows the fan has stopped during projection and the power will be...