Appendix B. Troubleshooting; Common Problems And Solutions; Tips For Troubleshooting; Troubleshooting Information - IBM PROJECTOR C400 User Manual

Appendix B. Troubleshooting

The guidelines below provide tips to deal with problems you may encounter while
using the projector. If the problem remains unsolved, contact your dealer for
assistance.

Common problems and solutions

Check the following before proceeding to the problem-specific solutions.
v Us a different electrical device to confirm that the electrical outlet is working.
v Ensure that the projector is turned on.
v Ensure all connections are securely attached.
v Ensure the attached device is turned on.
v Ensure a connected PC is not in suspend mode.
v Ensure a connected notebook computer is configured for an external display.

Tips for troubleshooting

In each problem-specific section, try the steps in the order suggested. This may
help you to solve the problem faster.
Try to pinpoint the problem and thus avoid replacing non-defective parts. For
example, if you replace batteries and the problem remains, put the original
batteries back and go to the next step.
Keep a record of the steps you take when troubleshooting. The information may be
useful when calling for technical support or for service personnel.

Troubleshooting information

The following table provides troubleshooting information for the projector. In some
cases, more than one possible solution is provided. Try the solutions in the order
they are presented. When the problem is solved, you can skip the additional
solutions.
© Copyright IBM Corp. 2004
This is usually done by pressing an Fn-key combination on the notebook.
Table B-1. Troubleshooting
Problem
No image appears on the screen.
Solution
v Make sure your computer and projector are turned
on.
v Verify the settings on your notebook or desktop PC.
v Turn off all equipment and power up again in the
correct order.
B-1