| Before Contacting Service Personnel |
Installation and Connection
Symptoms Troubleshooting
No Power. zCheck the power cable conne ctions.
I want to install my project or on
the ceiling.
zThe ceiling installation support is sold separately. Contact your local product
distributor.
External Source can not be
selected.
zBe sure that the connection cable(s) (video) is properly connected to the
proper port. If the device is not connected properly, it can not be selected.
Menu and Remote Control
Symptoms Troubleshooting
Remote control does not work. zBe sure that the proper exter nal source is selected.
zCheck the battery of your remote control. If its size is incorrect, replace it with
the recommended battery size. Check whether the po larity of the installed
battery is correct.
zCheck whether your remote control is at a right angle and at the correct
distance. Remove any obstacle s between your remote cont rol and the product.
zDirect lighting of 3-way light bu lbs or other lighting de vice on the remote
sensor of the projector may affect the sensitivity an d cause the remote control
to malfunctio n.
zCheck if the remote control battery is empty.
zCheck whether the LED indicator on the top of the projector is turned on.
I cannot select a menu. zCheck if the menu is displayed in gray. A gray-colored menu is unavailable.
Screen and External Source
Symptoms Troubleshooting
Cannot see picture images. zBe sure that the power cord o f the projector is con nected.
zBe sure that the proper inpu t source is selected.
zCheck that the connectors are properly connected to the ports at the back of
the projector.
zCheck the Remote Control batteries.
zBe sure that the <Color>, <Brig htness> settings are not at their lower limit.
Poor color. zAdjust the <Tint> and <Contrast>.
Images are not clear. zAdjust the focus.
zCheck that the projection dista nce is either too far o r too near to the screen.
Strange noise. zIf a strange sound continues, c ontact our service c enter.
The operating LED is lit up. zRefer to Corrective Actions According to LED Indications.
Lines appear on screen. zBecause noise may occur when using your PC, adjust the frequency of the
screen.
No external device screen is displayed. zCheck the operating status for the external device and check whether the