Toshiba TDP-S21 Benutzerhandbuch - Seite 22

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Before calling service personnel

If you think something is wrong, check the followings before contacting customer service.

Please see "Trouble indications"

as well.

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If This Happens

• Is the power cord plugged in? Is it connected to the projector?

No power

• Is the lamp cover loose?

Power goes out

• Is the ambient temperature high?

• Is the air intake or air exhaust blocked?

during use

• Is the projector turned on?

No picture

• Is the mute function on?

• Is the brightness setting minimized?

• Are the connections set up correctly?

• Are all the connected devices functioning properly?

• Is the projector turned on?

No audio

• Is the mute function on?

• Is the volume setting minimized?

• Are the connections set up correctly?

• Are all the connected devices functioning properly?

• Is the input signal supported by the projector?

Picture not

• Is there something generating an abnormal video signal, for

displayed

correctly

instance the video tape?

Picture blurred

• Is the lens dirty?

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• Is the lens focus adjusted optimally?

Part of picture

• Is the projection distance within the projector's supported range?

out of focus

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• Is the projector's screen placement angle tilted too far?

• Are the sharpness or sampling phase adjustments off?

• Are the brightness or contrast adjustments off?

Image is dark

• Is the lamp nearing the end of its service life?

• Are the color, tint, R-level, G-level, or B-level adjustments off?

Colors too light

• Is the screen dirty?

Bad shading

• Is the lamp nearing the end of its service life?

Remote control

• Are the remote control's batteries drained?

• Are the batteries inserted into the remote control correctly?

doesn't work

• Is the remote control being used within the effective range?

• Are there any obstructions between the remote control and

projector?

• Are there any fluorescent or other bright lights shining at the

projector's infrared remote sensor?

Check

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If This Happens

TDP-S21

The images from the

document camera

are blurry

TDP-S21

The images from the

document camera

are flickering

p.30

Check

• Is the document imaging camera's lens dirty?

• Is the document imaging camera out of focus?

• Is the location of the object being focused too dark?

• Is there impact from the room's fluorescent lighting?

Turn off the fluorescent lights, or change the shutter speed settings.

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