InFocus LP 640 Projector User Manual


 
20
Projector troubleshooting
Problem Solution Result
Image not square Adjust keystone on keypad or Picture menu
Square image
Image not sharp
Adjust the focus lens or Sharpness in the
Picture>Advanced menu
Correct image
Image does not fit 16:9 screen
Change aspect ratio to 16:9 in
Picture>Aspect ratio menu
Correct image
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