Before calling service personnel
If you think something is wrong, check the followings before contacting customer service. Please see “Trouble indications” p.83
If This Happens | Check |
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No power | • Is the power cord plugged in? Is it connected to the projector? |
| • Is the lamp cover attached properly? p.80 |
Power goes out | • Is the ambient temperature high? p.81 |
during use | • Is the air intake or air exhaust blocked? p.81 |
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No picture | • Is the projector turned on? (When [Auto input search] is [Off]) p.41 |
| • Is the mute function on? p.31 |
| • Is the brightness setting minimized? p.36 |
| • Are the connections set up correctly? p.22 |
| • Are all the connected devices functioning properly? |
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No audio | • Is the mute function on? p.31 |
| • Is the volume setting minimized? p.27 |
| • Are the connections set up correctly? p.22 |
| • Are all the connected devices functioning properly? |
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Picture not | • Is the input signal supported by the projector? p.87 , p.88 |
displayed | • Is there something generating an abnormal video signal, for |
correctly | instance the video tape? |
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Picture blurred | • Is the lens dirty? p.82 |
Part of picture | • Is the lens focus adjusted optimally? p.27 |
out of focus | • Is the projection distance within the projector’s supported range? p.21 |
| • Is the projector’s screen placement angle tilted too far? p.21 |
| • Are the sharpness or sampling phase adjustments off? p.36 |
Image is dark | • Are the brightness or contrast adjustments off? p.36 |
| • Is the lamp nearing the end of its service life? p.44 |
Colors too light | • Are the color, |
Bad shading | • Is the screen dirty? |
| • Is the blackboard mode set properly? p.38 |
| • Is the lamp nearing the end of its service life? p.44 |
Control panel | • Is the key lock function on? p.43 |
key doesn’t work |
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Remote control | • Is the remote control ON/OFF switch set off? p.19 |
doesn’t work | • Is the remote control code identical with the projector's code? p.43 |
| • Are the remote control’s batteries drained? |
| • Are the batteries inserted into the remote control correctly? p.19 |
| • Is the remote control being used within the effective range? p.19 |
| • 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? |
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If This Happens | Check |
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USB device | • Is the USB memory inserted correctly? |
images aren't | • Is a USB memory not supported by the projector inserted? p.54 |
projected | • Are there any JPEG files saved on the USB memory? |
| • Are the files too large or in an unsupported format for the projector? |
| Convert them with the supplied software application. p.74 |
The wireless | • Is the wireless LAN USB adapter card inserted correctly? |
LAN USB adapter | • Is a wireless LAN USB adapter not supported by the projector |
doesn't work | inserted? |
| The operation of USB adapters other than the supplied product is |
| not guaranteed. |
| • Are the transmission mode and channel properly configured? p.49 |
| • Are there any obstructions between the computer and projector? |
| • Do your computer and OS support the supplied software |
| application? p.62 |
Others
84 | 85 |
