Troubleshooting

Problem

A new lamp has been installed and neither lamp nor fan energize

Lamp does not illuminate but fan motor runs

After replacing a burned out lamp, the new lamp fails

Short lamp life. Lamps seem to fail before expected life span of 130 hours (typical)

Fan motor does not run but lamp illuminates

Projected image is wider at the top or on one side of the screen

Projected image is dim

Projected image does not have uniform brightness

Color, focus, image problems

Probable Causes

a.Projector not plugged in

b.No power at wall outlet

c.Top cover not completely closed

a.Lamp is not seated properly in socket

b.Lamp is burned out

a.Defective lamp was installed

b.Possible electrical problem

a.Defective lamp

b.High line voltage

a.Fan blade/motor is obstructed

b.Fan motor is burned out

Screen surface is not perpendicular to projected image

Dirty stage glass, lenses or optical surfaces

Lamp is not seated properly in socket

Optics out of alignment

Solution

Make sure unit is plugged into outlet supplied with power, top cover is completely closed and latched.

Seat lamp fully and squarely into the lamp socket. If lamp still does not illuminate, replace it.

Replace lamp again. If second lamp fails immediately, you may have an electrical problem. Call service to have projector checked.

Monitor actual lamp life with daily log. If early lamp failure continues, call service to have projector checked.

Call service to have projector checked.

Tilt projection screen until it is perpendicular (90￿) to the projected image.

Follow cleaning instructions to remove surface dirt.

Seat lamp squarely into the lamp socket.

Call for service.

Service Information

In the U.S. and Canada, please call us for:

If you need product assistance or service, contact

 

Product information

your dealer or:

D

1-800-328-1371

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Product assistance

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Technical assistance

 

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Service locations

 

3M 1700 Operator's Guide

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3M 3M 1700 manual Troubleshooting, Service Information

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