Mitsubishi Electronics XD470U Troubleshooting, Images aren’t projected on the screen, English

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Troubleshooting

Troubleshooting

The following offers solutions to some of the common problems you may encounter. We suggest that you consult this chart before contacting your dealer.

Images aren’t projected on the screen.

Problem

Cause and solution

 

 

Check the states of the indicators.

 

 

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 grille, 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 cor d 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.

 

Power isn’t turned on.

 

Steady red

Blinking

 

 

 

 

 

 

 

 

 

 

 

orange

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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 red

 

 

 

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

 

 

 

 

 

 

 

 

 

/ green

Steady

 

 

 

 

 

 

 

 

 

 

 

 

 

or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blinking

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Cancel the AV mute by pressing the MUTE button.

 

• Remove the lens cap.

 

 

 

• The lamp sometimes takes about one minute to light up.

 

• On rare occasion, the lamp fails to light up. In such cases, wait a few minutes and try to light the lamp again.

 

• If the projector was turned off before the lamp cooled down completely, the fans may start rotating and the

Images aren’t projected on the screen.

POWER button may not function when you plug the power cord into the wall outlet next time. Wait for the

 

fans to stop and press the POWER button to turn on the lamp again.

 

• Check that the lamp cover are closed.

 

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

 

• When an extension cord is being used, replace it with the supplied cable and check whether images are pro-

 

jected correctly. If images are projected correctly, use an RGB signal amplifier along with the extension cord.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• The air inlet or outlet grille may be blocked. (In such cases, the STATUS indicator blinks orange.)

 

J Remove the objects blocking the air inlet or outlet grille and carry out the following.

 

 

 

 

1. Wait for the air inlet or outlet fan to stop (or wait for the STATUS indicator to go out.)

 

 

 

 

2. Unplug the power cord from the wall outlet.

 

 

 

 

3. Wait about 10 minutes.

Images suddenly disappear.

 

 

 

4. Plug the power cord into the wall outlet.

 

 

 

 

5. Press the POWER button.

 

• When the STATUS indicator is blinking red, it is indicating that the lamp should be replaced. Replace the

 

lamp in this case.

 

 

 

• Check that AUTO POWER OFF has been set to OFF.

 

• If the lamp has deteriorated, it may go out after a while it illuminates.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

device.

 

 

 

 

 

 

• Check whether the external device outputs signals. (Check this especially when the external device is a note-

 

book computer.)

 

 

"NO SIGNAL" is displayed.

• 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 pro-

 

jected correctly. If images are projected correctly, use an RGB signal amplifier along with the extension cord.

ENGLISH

EN-23

Image 23
Contents ENGLISH Please read it before using your projectorMODEL This User Manual is important to youREFER SERVICING TO QUALIFIED SERVICE PERSONNEL When using the projector in Europe COMPLIANCE NOTICECAUTION TO REDUCE THE RISK OF ELECTRIC DO NOT REMOVE COVER OR BACK NO USER-SERVICEABLE PARTS INSIDEImportant safeguards ContentsDeclaration of Conformity Trademark, Registered trademarkImportant safeguards Do not look into the air outlet grilles when projector is operating Do not keep using the damaged projectorDo not look into the lens when the projector is operat- ing Do not unplug the power cord during operationTerminal board OverviewControl panel Bottom side Remote controlReception angle vertical Remote controlBattery installation Operation range of the remote controlFront projection, ceiling mounting InstallationLayout of the projector Front projectionProjector + DVD player or HDTV decoder Basic connectionsProjector + AV device For monitor connection Projector + ComputerFor computer with Mini D-SUB For analog connectionAfter using the projector Adjustment of the projection angleUsing the adjustment feet front Using the adjustment feet rearZOOM Power-onBasic operation FOCUSInstant Shut Down Power-offVolume from the speaker Basic operation continuedXGA60 INSTALLATIONMenu operation Basic operationXGA60 2 INSTALLATION1 IMAGE XGA605 SIGNAL - USER No need to adjust in normal use 3 FEATURE4 SIGNAL To adjust the detail and clarity of the image Image adjustmentImage adjustment To adjust the red-green color balance of the imageWhen the top part of the image flags Adjustment of the image from the computerSimple adjustment method When the image flickers or the image is out of focusPage-up and page-down Advanced featureStill To resume the motion in the imageTo enable the password function Password functionTo cancel the password function Interval of lamp replacement Lamp replacementCause and solution TroubleshootingImages aren’t projected on the screen ProblemImages aren’t projected correctly Troubleshooting continuedOthers MaintenanceCleaning of the projector and the ventilation slots Cleaning of the lensAbnormal condition IndicatorsNormal condition EN-27 SpecificationsReplacement part Specifications continuedConnectors Dimensional drawings unit mmSpecification of RGB signals in each computer mode of the projector 1 Zusho Baba, Nagaokakyo-City, Kyoto Japan MITSUBISHI ELECTRIC CORPORATIONMITSUBISHI Projector Contact Information