Barco OV-708, Installation Manual

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Optical adjustment
Barco - OV-708/OV-713/OV-715– R59770137 – installation manual – revision 01– September 2007 ________________________________
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6.6 First steps
The entire projection unit is locked via the lock ring:
•
Unlock the system (loosen the lock ring)
•
Loosen the screen size adaptation lock screws and the zoom lock screws on the projection lens.
•
Loosen slightly the securing screws of the projection lens B.
Without unlocking the system, no adjustment is possible!
The lens unit is a high precision mechanical device!
Handle with care!
During the adjustment procedure, never apply any force on the lens unit or on parts of
the lens units (nuts, screws…)
6.7 Focus adjustment
The sharpness of the outlines of the squares (test pattern) is adjusted by turning the focus adjustment ring.