REV 1.4
63
1.12. Focus adjustment
This adjustment is normally unnecessary.
You can adjust the lens focus when it is soft.
[Procedure]
1. Display the crosshatch pattern by pressing [TEST] button twice.
2. Open the lower door and rear panel in the rear of the projector.
3. Detach the band that fixes the lens and accordion hose.
4. Loosen the lens hood fixing screw.
5. Loosen the two focus lock screws.
6. Turn the lens to focus clearly on the center of the screen.
7. Turn the lens hood to align the position not to shade the image.
8. Turn the lens to adjust the focus with balance on the
whole screen.
9. Turn the lens hood to align the position not to shade the
image again.
10. Fix the focus lock screws (suggested torque:
0.38Nm
+/-0.03
). Be careful not to stress too much on the
lens.
11. Fix the lens hood fixing screw (suggested torque:
0.15Nm
+/-0.02
).
12. Set back the accordion hose and tighten the fixing band.
13. Set back the lower door and rear panel.
14. Finish.
Focus lock screw
Lens hood fixing screw