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Please verify that the image source is working.
Please check the cable between signal source and projector is
connected or not.
Verify the Input settings match signal of the input port.
Adjust the focus if image is blurry.
The projection angle is too large or distance is too long.
Inspect lens for dust or debris.
4.
Verify source resolution.
Please keep setting of computer output signal and projector's
consistent. We suggest that you set resolution and frequency to 640×480
and 60HZ.
Verify the correct connection of the source connection.
Adjust the brightness and contrast ratio.
Time to change lamp?
The image will become dark before you need to replace the blub.
Does it have batteries? Is polarity correct or not. Is power weak?
Do operate the remote control by correct orientation?
Range of operation degree: follow 30±10% degree of projector's front.
Put the front of remote control to projector for operation?
Is the distance to projector too far?
Operation distance is 5.5±5% meters.
Is remote sensor affected by strong light from sunshine or fluorescent
lamp?
Remote sensor can be disabled by strong light.
14
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