Mitsubishi Electronics HL2750U Indicators, Normal condition, Abnormal condition, Status

Page 37

Indicators

This projector has 2 indicators, each of which shows the operation condition of the projector.

The following offer solutions to possible problems. If these problems persist, turn the projector off and consult your dealer.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER indicator

Normal condition

 

 

STATUS indicator

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

STATUS

CONDITION

NOTE

 

 

 

 

 

 

 

 

 

Steady

 

Off

Stand-by

 

 

 

 

 

 

 

 

red

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lamp stand-by for power-on (about 1 minute)

The power cannot be turned off by pressing

 

 

 

 

 

 

 

 

 

 

 

the POWER button.

 

 

 

 

 

 

 

 

 

 

 

Steady

Blinking

 

 

 

 

 

 

 

 

 

 

 

Lamp stand-by for power-off (about 2 minutes)

 

green

green

For the first one minute, the power cannot be

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

turned on by pressing the POWER button.

 

 

 

 

 

 

 

 

 

Steady

Steady

The power is on. (Normal condition)

 

 

 

 

 

 

 

green

green

 

 

 

 

 

 

Abnormal condition

 

POWER

STATUS

CONDITION

POSSIBLE SOLUTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Abnormal temperature

 

Steady

 

 

 

 

 

• The ventilation grilles are clogged with dust or dirt.

• Clean the ventilation grilles.

green

 

 

 

 

 

• The room temperature is high.

• Relocate the projector to a cooler place.

or

 

 

 

 

 

 

 

 

 

 

 

Blinking orange

 

 

 

 

 

 

Steady red

 

 

 

 

 

 

 

 

 

 

 

The protection circuit is working or the lamp is in an abnormal condition.

Steady red

Blinking green

Wait until the STATUS indicator goes out, then press the POWER button.

If the above solution is not effective, replace the lamp.

 

 

 

 

 

 

 

 

 

 

Lamp operation time warning. (Total lamp operation time

Replace the lamp.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Steady

Blinking green/red

reached 3750 hours*1 while the power was on.)

Change with a new lamp if this problem

green

 

 

 

 

 

 

recurs.

 

 

 

 

 

 

 

 

 

 

Lamp operation time warning. (Total lamp operation time

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Steady red

Blinking red

reached 3750 hours*1 while the power was off.)

 

 

 

 

 

 

 

 

 

 

 

Lamp operation time warning. (Total lamp operation time

 

Steady red

Steady red

reached 5000 hours*1*2 while the power was off.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Off

The lamp cover isn’t closed.

Close the cover correctly.

 

 

 

 

 

 

Blinking

 

 

 

 

 

 

 

 

 

 

green/red

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Abnormal.

Contact your dealer.

Steady

or Blinking

green/red Blinking

*1: Duration when LAMP MODE of the INSTALLATION menu is set to LOW. When it is set to STANDARD, this duration will be shorted.

*2: When LAMP MODE is set to STANDARD, this duration will be shorted up to 2000 hours.

EN-37

Image 37
Contents HL2750 Compliance Notice When using the projector in EuropeContents Important safeguards Important safeguards Inserting the batteries into the remote control Checking accessoriesRemoving the batteries from the remote control Preparing your projectorOverview Preparating your projectorControl area Terminal boardBottom side Remote controlAbout the laser beam Operational range of the remote control Using the remote controlReception angle Front of projector Rear of projectorSetting up your projector Wall screen Setting up your projectorFront projection, ceiling mounting Rear projectionScreen size and projection distance When the aspect ratio of the screen isViewing computer images Connecting the projector to a computerViewing computer images Plugging the power cordAbout DDC Projecting images Setting of the resolution When connecting to a notebook computerTo stop projecting AV muteConnecting to a video player, etc Connecting the projector to video equipmentWhen a TV tuner or VCR is connected Viewing video imagesConnecting to video equipment having a DVI-D terminal Plugging in the power cordViewing video images Projector + DVD player or Hdtv decoderEN-19 Volume from the speaker How to change the settings Setting the aspect ratioWith the remote control With the Feature menuMenu operation SetupAvailable settings in the menus How to set the menusMenu operation Image menuInstallation menu Feature menu Signal Resolution Memorize menu Signal User menu Signal menuInformation menu To adjust the brightness Contrast and Brightness Adjusting projected imagesTo adjust the color Color and Tint To cancel the menuTo adjust the tone of white Color Temp Adjusting projected imagesAbout color temperature Color EnhancerEN-30 LPF Progressive filter To adjust the vertical positionSetting of the image displayed during startup or muting Advanced featuresPassword function Advanced featuresTo enable the password function To cancel the password functionPicture in Picture PinP ExpandStill Projector + computer with USB connector Mouse remote controlOperation PageUp buttonMajor functions Supervising and controlling by computerConnection Possible Solution IndicatorsNormal condition Abnormal conditionOperation time is reset Interval of lamp replacementReplacing the lamp When removing the lamp from the ceiling-mounted projector Reset of the lamp operation timeReplacing the lamp To replace the lampCleaning of the air-filter MaintenanceCleaning of the projector and the ventilation slots Cleaning of the lensNo image appears on the screen Problem Solution TroubleshootingImages are not displayed correctly Problem Solution TroubleshootingKensington Lock Others Problem SolutionSpecifications Replacement part option/not included in the boxXGA85 SpecificationsDimension Drawings unit mm ConnectorsCOMPUTER/COMPONENT Video IN-1/IN-2 Mitsubishi Electric Corporation
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