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Appendix
Tr oubleshooting
Before calling your dealer or service center for assistance, check the items below once again.
–Make sure you have properly connected the projector to peripheral equipment as described on pages 17–19.
–Make sure all equipment is connected to AC outlet and the power is turned on.
–When the projector does not project an image from the connected computer, restart the computer.
Problem: – Solutions
No power – Plug the power cord of the projector into the AC outlet.
– See if the POWER indicator lights red.
– Wait until the POWER indicator stops blinking to turn on the
projector again. The projector can be turned on after the POWER
indicator turns red. See page 21.
– Check the WARNING indicator. If the WARNING indicator lights red,
projector cannot be turned on. See page 56.
– Check the projection lamp. See page 58.
– Unlock the Key lock function for the projector. See page 52.
Image is out of focus. – Adjust focus of the projector. See page 25.
– Provide proper distance between the projector and the projection
screen. See page 16.
– Check the projection lens to see if it needs cleaning. See page 60.
– Moving the projector from a cool to warm place may result in
moisture condensation on the projection lens. In such cases, leave
the projector off and wait until condensation evaporates.
No image – Check the connection between your computer or video equipment
and the projector. See pages 17-19.
– See if the input signal is correctly output from your computer. Some
laptop computers may need to change the setting for monitor output
when connecting to a projector. See your computer’s instruction
manual for the setting.
– It takes about 30 seconds to display an image after turning on the
projector. See page 21.
– See if the selected system is corresponding with your computer or
video equipment. See pages 30, 40.
– Select correct input source once again through menu operation. See
pages 28-29, 38-39.
– Make sure the temperature is not out of the specified Operating
Temperature (41˚F–95˚F [5˚C–35˚C]).
Image is Left/Right reversed. – Check the Ceiling/Rear function. See page 49.
Image is Top/Bottom reversed. – Check the Ceiling function. See page 49.
No sound – Check the audio cable connection from audio input source.
– Adjust the audio source.
– Press the Volume + button. See page 25.
– Press the Mute button. See page 25.