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User’s Manual
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TROUBLESHOOTING
Common Problems and Solutions
These guidelines provide tips to deal with problems you may encounter while using the projector. If
the problem remains unsolved, contact InFocus at www.infocus.com/support.
Often the problem is traced to something as simple as a loose connection. Check the following before
proceeding to problem-specific solutions.
• Use another electrical device to confirm that the electrical outlet is working.
• Ensure the projector is turned on.
• Ensure all connections are securely attached.
• Ensure the attached device is turned on.
• Ensure a connected PC is not in standby mode.
• Ensure a connected notebook computer is configured for an external display.
(This is usually done by pressing a Fn-key combination on the notebook.
Tips for Troubleshooting
In each problem-specific section, try the steps in the order suggested. This may help you to solve the
problem more quickly.
Try to pinpoint the problem and avoid replacing non-defective parts.
For example, if you replace battery and the problem remains, put the original battery back and go to
the next step.
Keep a record of the steps you take when troubleshooting. The information may be useful when call-
ing Technical Support and obtaining service.