Infocus C300HB Benutzerhandbuch

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6.  Upgrade the projector's system software. Browse to the C300 Software webpage to download the software and 

upgrade instructions. 

If the projector still will not display the image, it is likely that there is an internal problem that requires repair. Take the 

projector to your dealer or contact ASK Proxima Technical Support. 

1.  Make sure that the cables are securely connected, and that the video source is good. 

2.  Reset the projector to factory defaults. To do this, go to Basic>Setup>Service>Factory Reset. All settings except 

lamp hours and network settings revert to default.  

3.  Make sure the Keystone setting is set to 50 (zero correction). You can check this in the projector menus. Go to 

Picture>Keystone, and adjust as necessary. For more information about keystone correction, see The image is not 

perfectly rectangular. ("Keystoning") 

4.  Try projecting on a different surface (for example, a plain, white wall).  

If the projector still will not display the proper image, it is likely that there is an internal problem that requires repair. Take 
the projector to your dealer or contact ASK Proxima Technical Support.  

Yes, the projector can display a 1080i or 720p HDTV through VGA, DVI and BNC as RGBHV only. It will not accept RGB 

component. If you have a component HDTV source, you will need to purchase a third-party transcoder to convert the signal 

to RGBHV. Consult the Video Connections Chart for more information. 

Yes, through the 5 BNC connectors labeled “Y, Pb, Pr, H, V”. Consult the Video Connections Chart for more information.  

Yes. You can connect composite, S-Video, component, VGA and DVI sources to the projector, and switch among them by 

pressing the Video (Computer for VGA or DVI) button on the projector or the remote. Consult the Video Connections Chart 

for more information.