Image operations during projection, Adjusting image brightness, To use manual keystone correction – Casio XJ-A241/XJ-A246* User Manual

XJ-A251/XJ-A256*, XJ-A141 (D****B) User Guide, XJ-A146 (D****B) User Guide, XJ-A241 (D****B) User Guide, XJ-A246 (D****B) User Guide, XJ-A251 (D****B) User Guide, XJ-A256 (D****B) User Guide, XJ-M140 (B9***B), XJ-M145 (B9***B), XJ-M150 (B9***B), XJ-M155 (B9***B), XJ-M240 (B9***B), XJ-M245 (B9***B), XJ-M250 (B9***B), XJ-M255 (B9***B), XJ-M250, XJ-M155, XJ-M250/XJ-M255*, XJ-M240/XJ-M245*, XJ-H2600 User Guide, XJ-H2650 User Guide, XJ-H1650 EN, XJ-ST145 EN, XJ-ST155 EN, XJ-H1600 EN