Infocus DISPLAY LINK W3902 User Manual download pdf (Page 7)

If there is no picture or the picture is blank

If the power light is off,

make sure the power cord is connected and plugged

into a live electrical outlet. If the power light is amber and not blinking, touch the

power light (or press power on the remote).

Check video source and cables.

Make sure the video source (computer, DVD

player, VCR, etc.) is turned on and cables are securely connected between the

source and the projector.

If your computer is connected using DisplayLink

(not VGA), please see the

DisplayLink Manager User's Guide for more troubleshooting information.

Make sure your computer's video port is enabled.

Press the key combination

that activates your laptop's external video port (see step

). If there is still no

image, restart your laptop.

Press the Source button.

You may need to press it several times to view the

correct source.

Press the Auto Image button.

If "Signal out of range" is shown, or the picture looks bad

Press the Auto Image button. If that doesn't help (and the source is a computer),

reduce your computer's display resolution or vertical refresh rate.

If the replace lamp light is on

Turn the projector off and wait at least one minute, then turn it on again. If the

replace lamp light turns on again, the lamp needs to be replaced.

For lamp

replacement instructions,

see the Reference Guide, which can be downloaded at

www.infocus.com/support

Only InFocus genuine lamps are tested for use in this projector.

If the high temperature light is on

Turn the projector off and remove anything that may be blocking the air vents

on its side.

Leave the projector off for at least one minute to let it cool before

turning it on again.

Important:

Continuous operation at high temperature may

reduce the lifetime of the lamp and/or projector.

If the service required light is on

Turn the projector off and wait at least one minute, then turn it on again.

the service required light turns on again, the projector needs to be serviced. See

below for service contact information.

TROUBLESHOOTING

Warning:

In the unlikely event of a lamp rupture, particles may be ejected from

the projector. Keep out of the area under and around the projector while the

projector is in use. See the safety instructions booklet for more details.

source

More troubleshooting options are in the Reference Guide

(including LiteBoard and LitePort troubleshooting)

Download it at www.infocus.com/support

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Infocus DISPLAY LINK W3902 User Manual Page 7

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