Panasonic PTDZ8700U PTDS8500U User Guide - Page 43
Moving the projection lens position to the home position
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Projecting Moving the projection lens position to the home position 1111 Press and hold button on the projector's controls or button on the remote control for 3 seconds or more. LENS HOME POSITION [ENTER] OK [MENU] CANCEL 2222 Press button while the menu shown above is being displayed. (It will be displayed for about 5 seconds.) zz[PROGRESS] will appear in the menu, and the projection lens will move to the home position. Attention zz[HOME POSITION] for the projection lens is the lens position when the lens is being replaced or when the projector is being stored away, and it is not the optical center of the screen. Lens adjustment to compensate for uneven screen focus JJAbout the focus balance QQRelationship between lens orientation and screen focus If the projection lens is tilted with respect to the plane of the screen, uneven focus will result. Figure 1 : Illustration of influence of lens orientation Projection lens Screen surface versus focal point Image formation surface Basic Operation ENGLISH - 43
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