6
3M 1800 Series Operator's Guide
Cleaning – Nettoyage – Limpieza
Troubleshooting
Problem Probable
Causes Solution
A new lamp has been installed and
neither lamp nor fan energize.
A.
Projector not plugged in.
B.
No power at wall outlet.
C.
Top cover not completely closed.
Make sure unit is plugged into outlet
supplied with power, top cover is completely
closed and latched.
Lamp does not illuminate but fan
motor runs.
A.
Lamp is not seated properly in socket.
B.
Lamp is burned out.
C.
Lamp change lever not seated on switch.
Seat lamp fully and squarely into lamp
socket. If lamp still does not illuminate,
replace it.
Seat lamp change lever down on switch.
After replacing a burned out lamp,
the new lamp fails.
A.
Defective lamp was installed.
B.
Possible electrical problem.
Replace lamp again. If second lamp fails
immediately, there may be an electrical
problem. Call service to check projector.
Short lamp life. Lamps seem to fail
before expected life span of 130
hours (typical ENX), or 80 hours
(typical FXL).
A. Defective
lamp.
B. High
line
voltage.
Monitor actual lamp life with daily log. If
early lamp failure continues, call service to
check projector.
Fan motor does not run but lamp
illuminates.
A.
Fan blade/motor is obstructed.
B.
Fan motor is burned out.
Call service to check projector.
Projected image is wider at the top or
on one side of the screen.
A.
Screen surface is not perpendicular to
projected image.
Tilt projection screen until it is perpendicular
(90º) to the projected image.
Projected image is dim.
A.
Dirty stage glass, lenses, or optical surfaces.
B.
High/low switch on low or color tuning out of
adjustment.
Follow cleaning instructions to remove
surface dirt.
Check switch and color tuning settings.
Projected image does not have
uniform brightness.
A.
Lamp is not seated properly in socket.
Seat lamp squarely into lamp socket.
Color, focus, image problems.
A.
Optics out of alignment.
B.
Color tuning out of adjustment.
Call for service.
Adjust color tuning.
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™
High Performance
Cleaning Cloth
(Purchase locally)
Scotch-Brite
™
Chiffon ultra performant
(Acheté sur place)
Scotch-Brite
™
Paño de limpieza de alto
rendimiento
(Adquirido localmente)
