Troubleshooting - Eiki EK-50LU Owner's Manual

Troubleshooting

Check the following before calling your dealer or service center:
Troubleshooting
Power on failure
The Logo screen differs
from the standard
settings.
Input signal switch (or do
not switch) automatically.
Image looks fuzzy
Image mirror reflected /
Image turns upside down
Image looks dim
No image displays
Abnormal color
Some operations are
invisible
Appendix
Solution
– Plug the power cord of your projector in an AC socket.
– Check the POWER indicator flash red.
– Check the POWER indicator lighting red and STATUS indicator
flahing red.
– Disable the Key Lock function of your projector.
– Make sure you did not select User or Off in the Logo Select
selection.
– Make sure you have correctly set up the Input Search function at
Auto setup menu.
– Adjust the focus of the projetion image.
– Provide proper projection distance.
– The projection lens requires cleaning.
– Moving your projector from a colder environment to a hotter one
may result in condensing on the lens. If this is the case, wait
until the condensing water evaporated before powering on your
projector.
– Check the Ceiling and Rear settings.
– Check the Ceiling settings.
– Check the contrast and brightness settings.
– Check for correct image mode settings
– Check the laser control settings.
– Check for the connection between your projector and computer or
image equipment.
– Check for correct input signal from computer. Connection with
certain notebook / computer may mandate changes to its display
output settings. See the user manual included with the computer
for details on settings.
– It takes about 10 seconds for your projector to show the first
image.
– Check the setting of signal, color system, image system, or
computer system.
– Make sure the ambient temperature is within given range
(41˚F–95˚F; 5˚C–35˚C).
– Image does not display in BLANK mode. Press the BLANK button
or other buttons on the remote controller to display the image.
– Check the setting of signal, color system, image system, or
computer system.
– Make sure Blackboard mode is not selected in Image mode.
– Check the display function.
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