Panasonic PT-LB78E Lamp and Temp Indicators, Managing the indicated problems, Lamp indicator

Page 41

LAMP and TEMP Indicators

Managing the indicated problems

If a problem should occur with the projector, the LAMP and/or TEMP indicators will inform you. Manage the indicated 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 20.

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 correct way and confirm the indicator is not

indicating a problem any longer.

LAMP TEMP

NOTE:

• If no problem is found or the problem remains, do not turn on the projector. Instead contact an Authorised Service Centre.

LAMP indicator

Indicator

Illuminating red

Flashing red

 

 

 

 

 

 

 

 

 

Problem

LAMP RUNTIME has

LAMP circuit failure, abnormal function or the lamp unit is damaged.

 

reached 2 800 hours.

 

 

 

 

 

 

Cause

Lamp unit will run out

The projector is switched

LAMP circuit failure,

 

 

soon and needs to be

Lamp unit is damaged.

 

on again too soon.

abnormal function.

 

 

replaced.

 

 

 

 

 

 

 

 

 

Let the lamp unit cool

Switch off the projector

 

 

Remedy

See “Replacing the Lamp

down and turn on the

See “Replacing the Lamp

 

and contact an Authorised

 

unit” on page 43.

projector after

unit” on page 43.

 

 

 

90 seconds.

Service Centre.

 

 

 

 

 

 

 

TEMP indicator

 

 

 

 

 

 

 

 

Indicator

Illuminating red while projecting and the alert will be displayed.

 

 

Flashing red and power is turned off

 

 

 

 

 

 

 

Problem

The temperature inside and/or outside the projector is abnormally high.

 

 

The projection may becomes darker than usual.

 

 

 

The internal fan operational noise may be louder than usual.

 

 

Cause

The ventilation openings

The room temperature is

The filter is excessively

The projector is located at

 

dirty and the ventilation is

1 400 - 2 700 m (4 593 -

 

are covered.

too high.

 

 

poor.

8 858 ft).

 

 

 

 

 

 

Remove the object(s)

Reinstall the projector in

Clean the filter in the

Turn on the projector*1

 

Remedy

from the ventilation

 

temperature controlled

proper method. See

and set the ALTITUDE to

 

openings or clear around

Maintenance

 

place. See page 50.

page 42.

HIGH. See page 37.

 

the projector.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*1. The projector will perform 2 minutes with LOW setting at high elevation.

ENGLISH - 41

Image 41
Contents PT-LB80E PT-LB78E PT-LB75NTE PT-LB75E To rain or moisture Important Safety NoticeThis Apparatus Must be Earthed For business users in the European Union Important Safety NoticeDeclaration of Conformity Important Safety InformationImportant Infomation Contents Maintenance SettingsContents AppendixPrecautions with regard to safety Do not set up the projector outdoors Precautions with regard to safetyDo not look into the lens while the projector is being used Always disconnect all cables before moving the projectorDo not put your weight on this projector Remove the used batteries from the remote control promptlyUse only the specified batteries Do not mix old and new batteriesOrder to get the best picture quality SecurityOptical components Liquid crystal panelK1HA15DA0002 AccessoriesM 5’10 Read this first Minimum required setting screenProjector body About Your ProjectorTop and front view Control panelBack and bottom view Battery compartment Top view Remote controlAbout Your Projector Attaching a hand strapCalculation methods for screen dimensions Setting upScreen size and throw distance PT-LB80NTE /LB80E PT-LB78E /LB75NTE / LB75ESetting up Front leg adjusters and throwing angleProjection method Mounting in the ceiling and projecting from frontConnecting example Computers Connecting example AV equipmentConnecting with Video IN/S-VIDEO ConnectionsConnecting Switching the projector on/offDirect power off function Direct power on functionSwitching the projector on/off Switching on the projectorBy control panel operation By remote control operation By direct power on functionBy remote control operation Switching off the projectorBy direct power off function By control panel operationPower Lock indicator status Power and Power Lock indicatorsPower indicator status IndicatorPositioning the image Selecting the input signalProjecting an image Setting up the image position automatically Remote control operationOperating range Facing to the projectorResetting to the factory default settings Switching the input signalRemote control operation Capturing an imageControlling the volume of the speaker Projecting an image in INDEX-WINDOW modeUsing an assigned function Enlarging the image Enlarging the centred areaShifting the centre point Press any side of the Digital Zoom +/- button onceNavigating through the Menu Menu NavigationMain menu and Sub-menu Still ModeMenu Navigation TV-SYSTEMOSD Design Sxga ModeBlackboard Back ColorPicture menu For RGB signals Detailed SetupFor S-VIDEO/VIDEO signals Position menu Position menu Frame Lock169 S43Option menu Power OFF Timer Lamp PowerDirect Power on Auto SetupTest Pattern Function ButtonTYPE1 TYPE2Input Password Password ChangeSecurity menu Text DisplayWireless menu, the following items are available Wireless menuItems in Wireless menu Managing the indicated problems Lamp and Temp IndicatorsLamp indicator Temp indicatorCleaning the projector Care and ReplacementWhen to replace the Lamp unit Care and ReplacementReplacing the Lamp unit Before replacing the lamp unitRemoving and replacing the lamp unit Care and Replacement Replacement procedureResetting the Lamp Runtime Troubleshooting Technical Information List of compatible signalsQuality*2 Dots*1 KHz MHzSerial terminal Control commands Technical Information Cable specificationsComputer connection guidance ProjectorPT-LB75NTE Screen size and throw distance for 169 aspect ratioPT-LB80NTE Specifications Computer VideoAudio Computer AudioUnit mm DimensionsTrademark acknowledgements Index Realtime Keystone Release IndexPage TQBJ0245-3