Mitsubishi Electronics HD4000 Troubleshooting, EN-34, No image appears on the screen Problem

Page 34

Troubleshooting

Before asking for repair of the projector, check the following. If the symptom persists, stop using the projector, be sure to unplug the power plug, and then contact your dealer.

No image appears on the screen.

Problem

Power can not be turned on.

Solution

• Check whether the indicators are on or off and how they are lightning.

POWER

STATUS

 

Solution

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

Connect the power cord to the projector.

 

 

Off

Off

•

Plug the power cord into a wall outlet.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

If any objects are blocking the air inlet or outlet grill, remove them and carry

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

out the following.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. Unplug the power cord from the wall outlet.

 

 

 

 

 

 

 

 

 

Off

 

2. Make sure that the projector has cooled off.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3. Plug the power cord into the wall outlet.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4. Press the POWER button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

If any objects are blocking the air inlet or outlet grille, remove them.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

Don't expose the air outlet grilles to hot air emitted from a heating appliance.

Steady red

Blinking

•

Check whether the filter is clogged with dirt or dust.

 

 

 

 

 

 

 

 

 

orange

 

Clean the filter, if crogged.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

After the STATUS indicator stops blinking, press the POWER button.

 

 

 

 

 

 

 

 

 

Blinking

 

• If you unplug the power cord while the fan is rotating, the lamp may not turn on about one minute when

 

 

 

 

 

 

 

 

 

 

you plug the power cord next time.

 

 

 

 

 

 

 

 

 

green

 

• The lamp can't turn on again for one minute after it goes out.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

Press the POWER button several times.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

Replace the lamp. (The lamp is at the end of its life.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Steady red

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Off

•

Attach the lamp cover on the bottom.

 

 

 

 

 

 

 

 

 

 

 

Blinking

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

•

Unplug the power cord from the wall outlet and contact your dealer.

 

 

 

 

 

 

 

red / green

Steady

 

 

 

 

 

 

 

 

 

 

 

or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blinking

No image appears on the screen.

•Check that the lens cap is removed.

•It may take about one minute for the lamp to light up.

•The lamp fails to light up on rare occasions. In such a case, wait for a few minutes and then try again.

•If the projector was turned off before the lamp was cooled down sufficiently last time, the fan may start rotating and the POWER button may not work after the power cord is plugged. After the fan stops rotating, press the POWER button to turn back on the POWER indicator.

•Check that the intake vent is clean.

•Set SCART INPUT in the FEATURE menu to OFF. (See page 25.)

•Check that the lamp cover is closed. (See page 33.)

•Check that the cables connected to the external devices are not broken.

•When an extension cable is being used, replace it with the supplied cable for check. When images are displayed correctly, add an RGB signal amplifier to the extension cable.

•Check the operation manual of the video device for its connection.

Projected images

• This problem may occur when the intake vent and/or exhaust vents are blocked. (In

suddenly disappear.

such a case, the STATUS indicator brinks orange.)

 

 

Remove the objects blocking the intake vent and/or exhaust vents and then carry

 

 

out the following procedure.

 

1.

Wait for the intake fan and/or exhaust fan to stop. (Wait until the STATUS

 

 

indicator goes out.)

 

2.

Unplug the power cord from the wall outlet.

 

3.

Wait about 10 minutes.

 

4.

Plug the power cord into the wall outlet.

 

5.

Press the POWER button.

 

• When the STATUS indicator is steady red, it is indicating that the lamp should be

 

replaced. Replace the lamp in this case.

The screen for entering the password appears.

•PASSWORD FUNCTION in the FEATURE menu has been set to DISPLAY INPUT to enable the password lock.

Enter the password or contact the person in charge of management of the projector. (See page 30.)

EN-34

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Contents HD4000 EN-2 When using the projector in EuropeRisk of Electric Shock Do not Open Contents Important safeguards EN-4EN-5 Preparing your projector Checking accessoriesInserting the batteries into the remote control CablesControl area Terminal panel OverviewEN-7 Preparing your projector Remote controlUsing the picture quality adjusting buttons Bottom sideReception angle Using the remote controlOperational range of the remote control EN-9Basic setup Setting up your projectorSetting up the screen Adjusting the projection angleTrigger terminal With the Installation menu See page 24 for menu settingTo cancel the menu EN-11Screen size and projection distance Setting up your projectorWhen the aspect ratio of the screen is EN-12Basic home theater system connection Connecting the projector to video equipmentViewing video images EN-13When a TV tuner or VCR is connected Connecting to a video player, etcConnecting to a DVD player or Hdtv decoder Viewing video imagesConnection for video equipment having a Hdmi terminal EN-15Connection for video equipment having a DVI-D terminal Plugging in the power cord EN-16Projecting images EN-17EN-18 When projected images are distorted to a trapezoidTo stop projecting Following casesWith the remote control Setting the aspect ratioHow to change the settings With the Feature menuViewing computer images Connecting the projector to a computerPlugging the power cord EN-20Projecting images EN-21Viewing computer images When connecting to a notebook computerExample of the setting procedure for external output Auto Position buttonMenu operation EN-23Menu operation How to set the menusAvailable settings in the menus EN-24Feature menu Installation menuEN-25 AV memory EN-26To adjust the color Color and Tint Adjusting projected imagesTo adjust the brightness Contrast and Brightness To sharpen or soften the projected image SharpnessAbout color temperature Adjusting projected imagesTo adjust the tone of white Color Temp To adjust the ratio of change in brightness Gamma ModeTo adjust the vertical position EN-29To enable the password function Advanced featuresPassword function To cancel the password functionCleaning Using filterInstallation Cleaning the filterReplacing the lamp Interval of lamp replacementEN-32 Reset of the lamp operation time Cleaning of the projector and the ventilation slotsCleaning of the lens To replace the lampSolution TroubleshootingNo image appears on the screen Problem EN-34EN-35 No image appears on the screen Problem SolutionProblem Solution Images are not displayed correctlyOthers Problem Solution TroubleshootingImages are not displayed correctly Problem Solution EN-36Abnormal condition IndicatorsNormal condition EN-37Specifications Dimension Drawings unit mmEN-38 EN-39 ConnectorsReplacement part Option / Not included in the box VLT-HC900LPMitsubishi Projector Contact Information

HD4000 specifications

Mitsubishi Electronics has long been a pioneer in the field of electronics, and their HD4000 model stands as a testament to their commitment to innovation and quality. Designed for both commercial and residential applications, the HD4000 integrates advanced technologies to deliver exceptional performance and versatility.

One of the standout features of the Mitsubishi HD4000 is its high-definition capabilities. With native support for 4K resolution, this model ensures crystal-clear images with stunning detail. The enhanced picture quality is complemented by advanced image processing technologies, including HDR (High Dynamic Range) support, which allows for a broader range of colors and contrasts. This results in a more lifelike viewing experience, making any visual content come alive.

In terms of connectivity, the HD4000 is equipped with multiple input options, including HDMI, USB, and VGA ports. This versatility enables seamless integration with various devices such as PCs, gaming consoles, and multimedia players. The built-in Wi-Fi capability further enhances its functionality, allowing users to stream content directly from the internet without the need for additional cables.

Mitsubishi has also prioritized energy efficiency in the HD4000. With its eco-friendly design and energy-saving features, this model not only reduces electricity consumption but also contributes to a lesser environmental impact. The automatic brightness adjustment feature is particularly noteworthy, as it optimizes the display according to ambient light conditions, ensuring optimal visibility while conserving energy.

The build quality of the HD4000 is robust, designed for longevity and reliability. The sleek design makes it suitable for various settings – from modern offices to home entertainment centers. The intuitive user interface simplifies navigation through the extensive features, making it accessible for users of all technical levels.

Additionally, the HD4000 comes equipped with advanced audio technologies that enhance the auditory experience. With integrated surround sound systems and support for various audio formats, users can expect rich and immersive sound quality that complements the stunning visuals.

Overall, the Mitsubishi Electronics HD4000 combines cutting-edge technology, energy efficiency, and superior build quality, making it an excellent choice for those seeking high-performance display solutions. Whether for professional use or home entertainment, the HD4000 promises to deliver an impressive viewing experience that meets the demands of modern users.
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