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Before calling service personnel
If you think something is wrong, check the followings before contacting customer service.
Please see "Indicators" as well.
.
If This Happens Check
No power • Is the power cord plugged in? Is it connected to the projector?
• Is the lamp cover open?
Power is lost
during use
• Is the ambient temperature high?
• Is the air intake or air exhaust blocked?
No picture • Is the projector turned on?
• Are the connections set up correctly? ,
• Are all the connected devices functioning properly?
• Is the mute function on?
• Is the brightness setting minimized?
No audio
• Are the connections set up correctly? ,
• Are all the connected devices functioning properly?
• Is the mute function on?
• Is the volume setting minimized?
Picture not
displayed
correctly
• Is the input signal supported by the projector? ,
• Is something generating an abnormal video signal, for instance the video
tape?
Picture blurred
Part of picture
out of focus
• Is the lens dirty?
• Is the lens focus adjusted optimally?
• Is the projection distance within the projector's supported range?
• Is the projector's screen placement angle tilted too far?
• Are the sharpness or sampling phase adjustments off?
Colors too light
Bad shading
• Are the color or tint adjustments off?
• Is the screen dirty?
• Is the lamp nearing the end of its service life?
Image is dark • Are the brightness or contrast adjustments off?
• Is the lamp nearing the end of its service life?
Remote control
doesn’t work
• Is the remote control ON/OFF switch set off?
• Are the remote control's batteries exhausted?
• Are the batteries inserted into the remote control correctly?
• Is the remote control being used within the effective range?
• Are there any obstructions between the remote control and projector?
• Are there any fluorescent or other bright lights shining at the projector's
infrared remote sensor?
USB device
images aren't
projected
• Is the USB memory inserted correctly?
• Is a USB memory not supported by the projector inserted?
• Are there any JPEG or movie files saved on the USB memory?
• Are the files too large or in an unsupported format for the projector?
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