- 71 -(5) Condenser-lens adjustment(4) Integrator-lens-out adjustmentSCREW-BSCREW-BBOTTOMSIDESCREW-BSLOT-ABefore Adjustment :1. Remove the flexible cables of LCD panels fromthe Main board. And remove the BGA unit. Andturn on the projector.2. If the shade appears on the left or right of thescreen, adjust in the following procedure.Adjustment :1. Loosen 3 screws-B.2. Insert a slot screwdriver into slot-A, turn it anderase shade.3. Tighten the 3 screws B to fix the integrator lens-outunit.ShadeSLOT-BSLOT-CSCREWS-ASCREWS-AShade ShadeBefore Adjustment :1. Remove the flexible cables of LCD panels from theMain board. Remove the BGA unit. And Turn on theprojector, follow the procedure of page 84.2. If the shade appears on the screen, adjust in the fol-lowing procedure.Adjustment :1. Set the assembly-Main to the upright position.2. Loosen 4 screws-A.3. If it appears on the top or bottom.---> Use slot-B.If it appears on the left or right. -----> Use slot-C.-- Insert slot screwdriver into each slot, turn it anderase shade. --4. Tighten the 4 screws-A to fix the condenser-lens unit.Fig.56aFig.56bFig.57aFig.57b Fig.57cOptical adjustments