Mitsubishi Electronics HC7800DW Replacing the lamp, When the projector is mounted to the ceiling

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Replacing the lamp (continued)

To replace the lamp:

A) When the projector is placed on the table

Make sure that the projector is securely held in place.

1.Remove the cover (a) of the screw fixing the lamp cover with a fingernail. If it is difficult to remove it with a fingernail, use a finetipped tool such as flathead screwdriver.

(a)

2.Remove the screw (b) and slide the lamp cover (c) for removal.

(c)

(b)

3.Loosen the two screws (d) of the lamp unit, and then pull out the lamp unit (f) by the handle (e).

(e)

(d)

(f)

Caution:

When replacing the lamp, do not loosen the screws other than two screws (d). It may cause the failure of projector.

Pull the lamp unit out of the projector slowly.

If it is pulled out quickly, the lamp may break, scattering glass fragments.

Do not spill liquid on the removed lamp unit or do not place it near any flammable object or where children can reach to prevent injuries or fire.

4.Insert the new lamp unit, and secure it with two screws firmly.

5.Secure the lamp cover with screw (b) back again, and mount the cover (a).

Caution:

Make sure that the lamp cover is secured firmly.

Otherwise, the POWER indicator flashes red and green, disallowing the projector to be powered on.

B) When the projector is mounted to the ceiling

When removing the lamp unit from the projector mounted to the ceiling, never fail to use the lamp replacement attachment to protect yourself from glass fragments and so on.

Contact your dealer when replacing the lamp unit with the projector mounted to the ceiling.

1.Remove the lamp cover referring to the procedure 1 and 2 of “A) When the projector is placed on the table”.

Caution:

When opening the lamp cover to replace the lamp of the ceiling-mounted projector, pay careful attention because glass fragments may exist inside the lamp cover.

2.Loosen the two screws (d) of the lamp unit.

(d)

Caution:

When replacing the lamp, do not loosen the screws other than two screws (d). It may cause the failure of projector.

3.Fold the three taping portions (g) of the lamp replacement attachment along the folding line as shown in the figure.

(g)

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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 boxOverview Preparing your projectorControl panel Picture quality adjusting buttons Remote controlPicture quality selection buttons Operational range of the remote control Using the remote controlReception angle Setting up the screen Setting up your projectorWhen the aspect ratio of the screen is Screen size and projection distanceWhen the aspect ratio of the screen is 2.351 CinemaScope Setting up your projectorWhen 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 imageTrigger terminal Front projection, ceiling mountingRear 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 Information menu Adjusting projected imagesAV 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 commandsSetting projector name Initial network settingsNetwork 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 certificationGlossary How to use network functionDhcp Replacing the lamp Interval of lamp replacementReplacing the lamp When the projector is mounted to the ceilingReset of the lamp operation time Cleaning of the projector and the ventilation slots MaintenanceCleaning of the lens No image appears on the screen Problem TroubleshootingNo image appears on the screen Problem Solution TroubleshootingImages 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