Panasonic PT-LB78VU, PT-LB90NTU, PT-LB90U, PT-LB75VU Lamp indicator, Jjtemp indicator

Page 46

Maintenance

LAMPandandTEMPTEMPIndicatorsIndicators

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 follows.

Note

zzWhen managing a problem, be sure to turn off the power as described in “Switching off the projector”. (Æpage 22)

Remarks

zzConfirm the power supply status by the POWER indicator. (Æpage 20)

 

 

LAMP indicator

 

 

TEMP indicator

POWER

STANDBY(RED)/

LAMP TEMP

LOCK

ON(GREEN)

FOCUS

 

INPUT SELECT FUNCTION

RELEASE

 

MENUENTER RETURN

ZOOM

 

 

LAMP indicator

 

 

 

JJ

 

 

 

 

Indicator

zzIlluminating red

zzFlashing red

 

 

Problem

LAMP RUNTIME has reached

LAMP circuit failure, abnormal function or the lamp unit

2 800 hours.

is damaged.

 

 

 

 

 

Cause

Lamp unit will run out soon and

The projector is

LAMP circuit

Lamp unit is

switched on again

failure, abnormal

needs to be replaced.

damaged.

 

too soon.

function.

 

 

 

 

 

Let the lamp unit

Switch off the

 

 

See “Replacing the Lamp unit”.

projector (Æpage

See “Replacing

Remedy

cool down and turn

(Æpage 48)

on the projector

22) and contact

the Lamp unit”.

 

an Authorized

(Æpage 48)

 

 

after 90 seconds.

 

 

Service Center.

 

 

 

 

 

Remarks

zzIf the LAMP indicator still lights or flashes after the above remedy, contact an Authorized Service Center.

JJTEMP indicator

Indicator

zzIlluminating red while projecting and the alert will be displayed.

 

zzFlashing red and power is turned off.

 

 

 

 

 

Problem

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

zzThe projection may becomes darker than usual.

 

 

zzThe internal fan operational noise may be louder than usual.

Cause

The air outlet port

The room tempera-

The filter is exces-

The projector is located at

and air intake ports

sively dirty and the

1 400 - 2 700 m (4 593 -

ture is too high.

 

are covered.

 

ventilation is poor.

8 858 ft).

 

Remove the

 

 

 

 

object(s) from the

Reinstall the projector

Clean the filter in

Turn on the projector*1 and

Remedy

air outlet port and

in temperature

the proper method.

set the HIGH ALTITUDE

air intake ports or

controlled place.

 

(Æpage 47)

MODE to ON. (Æpage 39)

 

clear around the

(Æpage 56)

 

 

 

 

projector.

 

 

 

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

Remarks

zzTake the above remedy, disconnect the power plug, and then supply the power again. If the TEMP indicator still lights or flashes after the above remedy, contact an Authorized Service Center.

zzIf the environment temperature in the projector rises, the fan speed increases and the sound becomes louder.

46 - ENGLISH

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Contents PT-LB90U PT-LB78VU PT-LB75VU ImportantSafetySafetyNotice Notice Serial numberPanasonic Important Safety NoticeDeclaration of Conformity Environment care information for users in ChinaContents Maintenance ContentsSettings AppendixPrecautionswith regardwithtoregardsafety to safety Precautions with regard to safety Do not place the projector in extremely hot locations Do not put your weight on this projectorZzDo not set up the projector outdoors Always disconnect all cables before mov- ing the projectorSecurity Cleaning and maintenanceDisposal Precautions with regard to safety Accessories TXFQB02VKJ2Read this first Jjinitial SettingRead this first JjlanguageJJTop and front view AboutYourYourProjectorProjectorProjector body JJControl panelBack and bottom view About Your ProjectorJJTerminals JJTop view About Your Projector Remote controlFront view Setting up Setting upScreen size and throw distance Setting on a desk/floor Setting up Projection methodFront leg adjusters and throwing angle Projecting from rear Using translucent screenConnecting example AV equipment Before connecting to the projectorConnectionsConnections Connections Connecting example Computers JJDisconnecting Power cordConnecting JJDirect power off functionPower indicator status Power Lock indicator statusIndicator status Status Press the Release button to unlock the Power button Switching the projector on/off Switching on the projectorConnect the power cord. Æpage Press the Power buttonPress the Power button again Switching the projector on/off Switching off the projectorAudio Setting Projecting an image Selecting the input signalProjecting an image Positioning the imageCapturing an image Switching the input signalRemotecontrolcontrolope ationoperation Stopping the projection temporarilyControlling the volume of the speaker Setting up the image position automaticallyResetting to the factory default settings JJINDEX-WINDOW displayJJButton functions in digital zoom mode Press the Enter button Select OKMenu Navigation JJOperating procedureJJResetting to the factory default settings Navigating through the MenuMain menu ON-SCREEN MenuSub-menu JjpictureJjdisplay Option Jjprojector SetupPosition SecurityContrast Picture ModeColor Temperature BrightnessNoise Reduction Still ModeDaylight View TV-SYSTEMKeystone Clock PhaseRealtime Keystone ShiftAspect Over ScanPosition menu JJS43 Frame LockJjthrough Language menu Language menuDISPLAYOPTIOPTIONmenu menu Closed Caption SettingON-SCREEN Display Startup Logo Auto SetupSignal Search Display Option menuSxga Mode Wide ModeOther Functions Projector Setup menuPROJECTOR Setup menu Lamp Power Projector Setup menuStandby Mode Lamp RuntimeAudio Setting Function ButtonInitialize ALL Test PatternChange Pattern Security menu PasswordPassword Change Text DisplayRemote Controller Menu Lock PasswordControl Device Setup Menu LockJjinput Password Jjstatus Jjwired LANJjwireless LAN Jjpassword ChangeLamp indicator Jjtemp indicatorBefore Care and Replacement Care and ReplacementCare and Replacement Cleaning the projectorJJLamp unit replacement time Care and Replacement Replacing the Lamp unitJJNote on lamp unit replacement JJLamp unitJJLamp replacement procedure Lamp runtime is reset to TroubleshootingTroubleshooting TechnicalInformatiInformation List of compatible signals This projector can project the following image signalsTechnical Information Serial terminal JJPin assignments and signal namesJJCommunication settings JJConnectionTechnical Information Cable specificationsControl commands LAN terminalComputer SpecificationsComputer Audio Specifications PT-LB90NTUCeiling mount bracket safeguards Trademark acknowledgements DimensionsUnit mm Index IndexAvisimportantconcernantconcernantla sécurité la sécurité Numéro de sérieAvertissement Avis important concernant la sécuritéDéclaration de conformité Pendant un orage, ne pas toucher le projecteur ou le câble Précautions de sécuritéAvertissement Ne pas surcharger la prise de courantPrécautions de sécurité Mise EN GardeNe pas utiliser une lampe usagée Précautions lors de l’installationPrécautions lors du transport ZzNe pas utiliser le projecteur en extérieurNettoyage et entretien Précautions lors de l’utilisationSécurité Mise au rebutJJFiltre à air Remplacementde lunitédelunitéa lampe de la lampeJJRemarque sur le remplacement de l’unité de la lampe JJL’unité de lampeAppuyer sur la touche Alimentation Remplacement de lunité de la lampeJJProcédure de remplacement de la lampe La durée de la lampe est redéfinie sur « 0 »
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