3M 1700 Series Benutzerhandbuch - Seite 6
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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
Service Information
In the U.S. and Canada, please call us for:
Product information
Product assistance
Technical assistance
Service locations
3M 1700 Operator's Guide
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
If you need product assistance or service, contact
your dealer or:
1-800-328-1371
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.
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