Mitsubishi Electronics HD4000 user manual EN-35, No image appears on the screen Problem Solution

Page 35

No image appears on the screen. (continued)

Problem

Solution

"NO SIGNAL" is

• Turn on the power of the connected device, or check whether there is something

displayed.

 

wrong with the connected device.

 

• Check whether the external device output signals. (Check this especially when the

 

 

external device is a notebook computer.)

 

• Check that the cable connected to the external device isn't defective.

 

• Check that the projector is connected to the external device using the correct terminals.

 

• Check that the connected device is correctly selected as the input source.

 

• When an extension cord is being used, replace it with the supplied cable and check

 

 

whether images are projected correctly. If images are projected correctly, use an RGB

 

 

signal amplifier along with the extension cord.

 

 

Images are not displayed correctly.

 

 

Problem

Solution

 

 

Projected images are

• Check that the cable connected to the external device isn't intermittent.

shaking.

• Connect the cable's plug with the external device's connector firmly.

Projected images are

• Press the AUTO POSITION button.

displaced.

• Some computers output out-of-spec signals on rare occasion. Adjust the SIGNAL

 

 

menu. (See page 29.)

 

 

Projected images are

• Adjust the projector and the screen so that they are perpendicular to each other. (See

distorted.

 

page 10.)

 

 

Projected images are

• Adjust BRIGHTNESS and CONTRAST in the IMAGE menu. (See page 27.)

dark.

• Replace the lamp. (See page 32.)

Projected images are

• Adjust the focus. (See pages 17 and 21.)

blurred.

Clean the lens.

 

Press the or button on the remote control to eliminate flicker.

 

• Adjust TRACKING and FINE SYNC. in the SIGNAL menu. (See page 29.)

 

• Adjust BRIGHTNESS and CONTRAST in the IMAGE menu. (See page 27.)

 

• Adjust the projector and the screen so that they are perpendicular to each other. (See page 10.)

White dots are seen

• This symptom is normal for a DLPTM projector and is not a malfunction. (A very small

on projected images.

 

number of pixels may stay lit or out, but such symptom is not a malfunction. Pixels of

Black dots are seen on

 

99.99% or more are effective.)

projected images.

 

 

Rainbow effect is seen

• This is due to color breaking noise that occurs in a DLPTM system and is not a

on projected images.

 

malfunction.

 

 

Fine streaks are seen

• This is due to interference with the screen surface and is not a malfunction. Replace

on projected images.

 

the screen or displace the focus a little.

 

• Vertical or horizontal streak noise may appear on the projected image, depending on

 

 

the type of the DVD player or game console you use. In such a case, you can reduce

 

 

such streak noise by enabling the LPF.

 

 

Projected images

• Connect the plugs of the cables to external devices securely.

become wavy.

• Keep the projector away from devices that emit interfering radio waves.

 

• When the keystone adjustment is carried out, the image may not be displayed

 

 

correctly depending on the type of input signal. This isn’t a product malfunction. In

 

 

this case, readjust the keystone so that the amount of keystone correction is as small

 

 

as possible.

 

 

Hue is not appropriate.

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

 

 

Tint in projected

• Check that COMPUTER INPUT in the SIGNAL menu is correctly set. (See page 26.)

images is incorrect.

• Check that the cable connected to the external device isn't broken.

 

 

Only the motion areas

• This is caused by the computer being used. Contact the manufacturer of your

in the images supplied

 

computer.

from the computer

 

 

aren't displayed.

 

 

 

 

 

Projected images are

Match the output resolution of your computer with the resolution of the projector. For

obscured.

 

the method to change the output resolution of the computer, contact the manufacturer

 

 

of your computer. (See page 39.)

 

• Some images and texts appear obscured during the keystone adjustment. In such

 

 

cases, use the projector without applying the keystone adjustment. (See page 18.)

 

 

 

ENGLISH

EN-35

Image 35
Contents HD4000 Risk of Electric Shock Do not Open When using the projector in EuropeEN-2 Contents EN-4 Important safeguardsEN-5 Cables Checking accessoriesInserting the batteries into the remote control Preparing your projectorEN-7 OverviewControl area Terminal panel Bottom side Remote controlUsing the picture quality adjusting buttons Preparing your projectorEN-9 Using the remote controlOperational range of the remote control Reception angleAdjusting the projection angle Setting up your projectorSetting up the screen Basic setupEN-11 With the Installation menu See page 24 for menu settingTo cancel the menu Trigger terminalEN-12 Setting up your projectorWhen the aspect ratio of the screen is Screen size and projection distanceEN-13 Connecting the projector to video equipmentViewing video images Basic home theater system connectionViewing video images Connecting to a video player, etcConnecting to a DVD player or Hdtv decoder When a TV tuner or VCR is connectedConnection for video equipment having a DVI-D terminal EN-15Connection for video equipment having a Hdmi terminal EN-16 Plugging in the power cordEN-17 Projecting imagesFollowing cases When projected images are distorted to a trapezoidTo stop projecting EN-18With the Feature menu Setting the aspect ratioHow to change the settings With the remote controlEN-20 Connecting the projector to a computerPlugging the power cord Viewing computer imagesEN-21 Projecting imagesAuto Position button When connecting to a notebook computerExample of the setting procedure for external output Viewing computer imagesEN-23 Menu operationEN-24 How to set the menusAvailable settings in the menus Menu operationEN-25 Installation menuFeature menu EN-26 AV memoryTo sharpen or soften the projected image Sharpness Adjusting projected imagesTo adjust the brightness Contrast and Brightness To adjust the color Color and TintTo adjust the ratio of change in brightness Gamma Mode Adjusting projected imagesTo adjust the tone of white Color Temp About color temperatureEN-29 To adjust the vertical positionTo cancel the password function Advanced featuresPassword function To enable the password functionCleaning the filter Using filterInstallation CleaningEN-32 Interval of lamp replacementReplacing the lamp To replace the lamp Cleaning of the projector and the ventilation slotsCleaning of the lens Reset of the lamp operation timeEN-34 TroubleshootingNo image appears on the screen Problem SolutionImages are not displayed correctly No image appears on the screen Problem SolutionProblem Solution EN-35EN-36 TroubleshootingImages are not displayed correctly Problem Solution Others Problem SolutionEN-37 IndicatorsNormal condition Abnormal conditionEN-38 Dimension Drawings unit mmSpecifications VLT-HC900LP ConnectorsReplacement part Option / Not included in the box EN-39Mitsubishi 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.

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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.