Panasonic PT-DS8500U Manuale Utente

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Basic Operation
 
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Procedure for adjusting the focus balance  
(tilt compensation in the lens mount)
Three focus adjustment screws on the lens mount may be used to compensate for uneven screen focus.
Structure of lens mount 
 
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The three adjustment screws allow the lens to be tilted up and down, and three more screws lock down the 
adjustment.
Figure 2 : Front view of lens mount (when viewed from screen side)
Lens bracket
Locking screw
(Adjust the focus adjustment screws 
 and 
 after installing the lens.)