Troubleshooting

Check the following matters before requesting servicing.

Problem

 

Check

Reference

 

Page

 

 

 

Power does not turn on

•

Is the power cord plugged into a power outlet?

E-21

 

•

Is the lamp cover properly mounted?

E-63

 

•

Is the projector’s temperature high? To protect the projector, the power can-

E-58

 

 

not be turned on when the projector’s temperature is abnormally high.

 

 

•

Has the lamp reached the end of its service life?

E-58

 

 

 

 

No image is produced

•

Is a connected input selected?

E-26

 

•

Is the cable properly connected to the input terminal?

E-16 –19

 

•

When a computer is connected, are signals being output from the computer?

E-57

 

•

Does the signal being input have a frequency usable with this projector?

E-65

 

•

Are the brightness and contrast adjusted to the minimum?

E-44

 

•

Is the STATUS indicator lit a steady red or flashing red?

E-58

 

•

When the component signal of the DVD player is connected with the RGB

E-53

 

 

connector and the image is not output, is [Input Settings] of the RGB con-

 

 

 

nector properly selected?

 

 

•

For a RGB input, has the picture been properly adjusted?

E-44, 45

 

 

 

 

Image is distorted

•

Is the projector properly installed?

E-24

 

•

For trapezoidal (keystone) distortion, perform keystone adjustment.

E-50

 

 

Please note that depending on the projected picture and the projection con-

 

 

 

ditions, it may not be possible to eliminate keystone distortion completely.

 

 

 

 

 

Image is out of focus

•

Is the lens properly focused?

E-25

 

•

Are the screen and projector installed at the proper distance?

E-15

 

•

Does the projection distance exceed the focusing range?

E-15

 

•

Is there condensation on the lens, etc.?

–

 

 

If the projector is moved from a cool storage area to a warm place and the

 

 

 

power is turned on, condensation may form on the lens or internal optical

 

 

 

parts. If this happens, wait until the condensation has evaporated before

 

 

 

using the projector.

 

 

 

 

 

Image is not in proper posi-

•

For a computer input, are the horizontal and vertical positions properly ad-

E-45

tion and is not displayed

 

justed?

 

properly

•

Does the input signal have a compatible resolution and frequency? Check

E-65

 

 

the computer’s resolution.

 

 

 

 

 

Video image is crushed

•

If the image is crushed in the horizontal or vertical direction or if it is not

E-27

 

 

displayed over the entire screen, select a different aspect ratio.

 

 

 

 

 

Colors of the overall image

•

When a component signal is being input, is the color space setting proper?

E-47

are strange

•

For a composite input, is the hue properly adjusted?

E-44

 

 

 

 

Characters flicker or colors

•

From the menu, select “Image” and adjust the clock frequency and phase.

E-44, 45

are offset for RGB inputs

 

 

 

 

 

 

 

Cannot select the menu

•

Other than [Settings], [Option] and [Information], selection will not be pos-

–

name

 

sible unless a signal is being input to the projector and the image/picture is

 

 

 

projected.

 

 

 

 

 

Remote control unit does

•

Are the remote control unit’s batteries worn? Replace with new batteries.

E-12

not operate

•

Is there an obstacle between the remote control unit and the projector’s

E-13

 

 

remote control signal sensor?

 

 

•

Is the remote control unit outside of range?

E-13

 

•

Are you pointing the remote control unit’s transmitter towards the projector’s

E-13

 

 

remote control signal sensor?

 

 

 

 

 

STATUS indicator is lit red

•

See “When an indicator is lit or flashing”.

E-58

or flashing red

 

 

 

 

 

 

 

E-59

Page 59 Page 61
Page 60
Image 60
Mitsubishi Electronics DATA PROJECTOR user manual Troubleshooting, Check the following matters before requesting servicing
Page 59 Page 61

DATA PROJECTOR specifications

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