Panasonic PT-L720U manual Indicators, Remedy

Page 24

Indicators

There are two indicators on the control panel of the projector which give information about the operating condition of the projector. These indicators illuminate or flash to warn you about problems that have occurred inside the projector, so if you notice that one of the indicators is on, turn off the power and check the table below for the cause of the problem.

TEMP indicator

Indicator

Illuminated (red)

Flashing (red)

Flashing (red)

display

(Lamp unit on)

(Lamp unit on)

(Lamp unit off)

 

 

 

 

 

The surrounding

The temperature

The surrounding

 

temperature or the

inside the projector

temperature or the

 

temperature inside

has become

temperature inside

 

the projector has

dangerously high, or

the projector has

 

become unusually

the temperature has

become dangerously

Problem

high.

suddenly changed.

high, causing the

 

 

 

lamp unit to be

 

 

 

automatically shut

 

 

 

off.

 

 

 

 

Possible

BThe ventilation holes may be covered.

 

BThe ambient temperature in the place of use may be too high.

cause

BThe air filter may be blocked.

 

 

 

 

 

 

BUncover the ventilation holes.

 

 

BSet up the projector in a place where the temperature is

 

between 0 °C (32 °F) and 40 °C (104 °F) and the humidity is

 

between 20% and 80% (with no condensation). [If you set the

Remedy

FAN CONTROL to “HIGH” (page 41), set up the projector in a

place where the temperature is between 0 °C (32 °F) and 35 °C

 

 

(95 °F) and the humidity is between 20% and 80% (with no

 

condensation).]

 

 

 

BTurn off the MAIN POWER switch by following the procedure

 

on page 27, and then clean the air filter (refer to page 48).

 

 

 

 

 

LAMP indicator

 

 

 

 

 

Indicator

Illuminated (red)

Flashing (red)

display

 

 

 

 

 

 

 

 

It is nearly time to

An abnormality has been detected in the lamp

Problem

replace the lamp

circuit.

 

 

unit.

 

 

 

 

 

 

 

BDoes “REPLACE

BThe power may

BThere may be an

Possible

LAMP” appear on

have been turned

abnormality in the

the screen after

on straight away

lamp circuit.

cause

the projector is

after it was turned

 

 

 

 

turned on?

off.

 

 

 

 

 

 

BThis occurs when

BWait for a while

BTurn off the MAIN

 

the operation time

until the lamp unit

POWER switch by

 

for the lamp unit is

cools down before

following the

 

nearing 1 800

turning the power

procedure given

 

hours. (when

back on again.

on page 27, and

 

LAMP POWER

 

then contact an

Remedy

has been set to

 

Authorised

“HIGH”) Ask your

 

Service Center.

 

 

 

dealer or an

 

 

 

Authorised

 

 

 

Service Center to

 

 

 

replace the lamp

 

 

 

unit.

 

 

 

 

 

 

NOTE:

 

 

 

BBe sure to turn off the MAIN POWER switch by following the procedure given in “Turning off the power” on page 27 before carrying out any of the procedures in the “Remedy” column.

BIf the main power turns off after the TEMP indicator starts flashing, it means that an abnormality has occurred. Please contact an Authorised Service Center so that the necessary repairs can be made.

Others

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Image 24
Contents LCD Projector Commercial Use Model No. PT-L720UDear Panasonic Customer Model number PT-L720U / PT-L520USerial number Declaration of ConformityContents Precautions with regard to safetyDo not handle the power cord plug with wet hands Insert the power cord plug securely into the wall outletDo not place the projector into water or let it become wet Do not place liquid containers on top of the projectorAccessories Do not put your weight on this projectorUse only the specified batteries Do not mix old and new batteriesPrecautions on handling Location and function of each part Remote control unit Projector control panelConnector panel About the RGB Input indicatorAbout the automatic setup function Using the remote control unit Wireless mouseLaser beam pointer Inserting the batteries ConnectionsOperating range Preparation Setting-up Projection methodsProjection distances Projector positionTurning on the power Turning off the powerStarting to use On-screen menus Menu screensMain Menu Using the freeze function Returning a setting toFactory default Menu operation guide# Press a D.ZOOM +/- button Press the Menu button to return to the normal screenPress the Menu button to return to the previous screen Adjusting the picture Adjusting the position Aspect ResizingAuto OFF Option settings Using the Index Window function Using the shutter functionChanging the display language Func Control KEYUsing the Serial connector Indicators RemedyLamp unit replacement period Cleaning procedureLamp unit replacement procedure Turn off the powerPress and hold the Enter button for approximately 3 seconds Before calling for service Specifications Remote control unit Power supply Operating rangePT-L720U PT-L520U Horizontal scanning Frequency Vertical scanningList of compatible signals DimensionsTrademark acknowledgements Précautions de sécurité AvertissementNe pas surcharger la prise de courant Ne pas retirer le capot ou le modifierNe pas placer le projecteur sur des surfaces instables Ne pas placer des récipients de liquide sur le projecteurNe pas mettre d’objets étrangers dans le projecteur Pendant un orage, ne pas toucher le projecteur ou le câbleAvertissements concernant l’installation Avertissements concernant la manipulationRemplacement du bloc de lampe Période de remplacement du bloc de lampeRemarque Méthode de remplacement du bloc de lampe La mise hors tension, seBloc de lampe 800 222 Mail pbtsservice@panasonic.com Panasonic Broadcast & Television Systems CompanyTechnical Support Panasonic Canada Inc