Mitsubishi Electronics HC7800DW user manual Indicators, Normal condition, Abnormal condition

Page 57

Indicators

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

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

POWER indicator STATUS indicator

Normal condition

POWER STATUS		CONDITION	NOTE
	Off	Stand-by
	Off
Steady		Lamp stand-by for power-off	The power cannot be turned on by pressing
red	Blinking	Lamp stand-by for power-off	The power cannot be turned on by pressing
	Blinking		the POWER button.
	green		the POWER button.
	green
	Blinking	Lamp stand-by for power-on	The power cannot be turned off by pressing
	Blinking		the POWER button.
	green		the POWER button.
	green
Steady		The power is on. (Normal condition)
green	Steady	The power is on. (Normal condition)
	Steady
	green

Abnormal condition

	POWER	STATUS	CONDITION	POSSIBLE SOLUTION
	Steady		Abnormal temperature
	Steady		• The ventilation grilles are clogged with dust or dirt.	• Clean the ventilation grilles.
	green		• 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	• The room temperature is high.	• Relocate the projector to a cooler place.
		Blinking orange
	Steady
	red
			The protection circuit is working or the lamp is in an	• Wait until the STATUS indicator goes out,
	Steady		abnormal condition.	then press the POWER button.
	Steady	Blinking green		• If the above solution is not effective,
	red			• If the above solution is not effective,

				replace the lamp.
			The lamp operation time exceeds the time elapsed	Replace the lamp.
	Steady	Blinking green/red	until the shut-off time notice while the power is on.	Change with a new lamp if this problem
	green	Blinking green/red	(See page 48.)	recurs.
	green

			The lamp operation time exceeds the time elapsed
		Blinking red	until the shut-off time notice while the power is off.
		Blinking red	(See page 48.)
	Steady		(See page 48.)
	Steady
	red		The lamp operation time exceeds the time elapsed
			The lamp operation time exceeds the time elapsed
		Steady red	until the shut-off time. (See page 48.)
		Off	The lamp cover isn’t closed.	Close the cover correctly.
		Off
	Blinking	Steady	Abnormal.	Contact your dealer.
	Blinking
	green/red
	green/red	or
		or
		Blinking

EN-57

Image 57

Contents HC7800D Risk of Electric Shock Do not Open Contents Important safeguards Important safeguards Removing the batteries from the remote control Inserting the batteries into the remote controlPreparing your projector What’s included in the boxPreparing your projector OverviewControl panel Remote control Picture quality adjusting buttonsPicture quality selection buttons Using the remote control Operational range of the remote controlReception angle Setting up the screen Setting up your projectorWhen the aspect ratio of the screen is Screen size and projection distanceSetting up your projector When the aspect ratio of the screen is 2.351 CinemaScopeWhen the aspect ratio of the image is When fine streaks are seen on projected images Adjusting the position of the projected imageWhen projected images are distorted to a trapezoid Correcting skewed or distorted imageFront projection, ceiling mounting Trigger terminalRear projection Viewing video images Connecting the projector to video equipmentBasic home theater system connection PreparationViewing video images Connecting to a DVD player or Hdtv decoderConnection for video equipment having an Hdmi terminal Connecting to video equipment having a Hdmi terminalPlugging in the power cord Projecting images To stop projecting ZOOM1 ZOOM2 Stretch ANAMORPHIC1 ANAMORPHIC2 Setting the aspect ratioWith the remote control How to change the settingsPlugging the power cord Connecting the projector to a computerViewing computer images About DDCComputer Viewing computer imagesSetting of the resolution When connecting to a notebook computerExample of the setting procedure for external output Auto Position buttonViewing 3D images Installing the 3D emitterViewing 3D images To change the 3D viewing mode3D images viewing To view 3D imagesEN-27 Menu operation You can make various settings using the displayed menusMenu operation How to set the menusPress the Menu button Menu selection bar is displayedImage menu Menu itemsSetup Auto Setting Function Advanced MenuScreen Size Vertical LocationInstallation menu Feature menu Signal menu Network menu Adjusting projected images Information menuAV memory To adjust the brightness Contrast and Brightness Adjusting projected imagesTo adjust the color Color and Tint To sharpen or soften the projected image SharpnessAbout color temperature To adjust the tone of white Color TempTo enable the stored color temperature To optically brighten or darken projected images Auto IrisTo enable the stored gamma mode To adjust the ratio of change in brightness Gamma ModeTo use Color Management BLUEMAGENTAREDLPF Progressive filter To adjust the vertical positionPassword function Advanced featuresTo enable the password function To cancel the password functionMajor functions Advanced featuresConnection PJLink supported commandsInitial network settings Setting projector nameNetwork password settings IP settings Initial network settingsSetting or clearing Dhcp IP address settingsSubnet mask settings Initialization of network settingsDefault gateway settings Enabling or disabling the PJLink certificationHow to use network function GlossaryDhcp Replacing the lamp Interval of lamp replacementReplacing the lamp When the projector is mounted to the ceilingReset of the lamp operation time Maintenance Cleaning of the projector and the ventilation slotsCleaning of the lens No image appears on the screen Problem TroubleshootingTroubleshooting No image appears on the screen Problem SolutionImages are not displayed correctly Problem Solution Others Problem Solution EN-55 EN-56 Power Status Condition IndicatorsCondition Possible Solution Normal conditionDimension drawings unit mm Specifications3D supported signals SpecificationsReplacement part option/not included in the box ConnectorsCOMPUTER/COMPONENT Video Hdmi 1, Hdmi VLT-HC7800LPZusho Baba, Nagaokakyo-City, Kyoto Japan