Horizontal Adjustment

1. Insert a screwdriver in the horizontal adjusting hole. Rotate the gear (A) to align a mating mark of gear (B) with a mating mark of stopper.
2. Confirm that the beam irradiated on the screen is the same as the specified beam pattern.
If it is not the same, adjust the beam with the following steps.
1. Insert a screwdriver in the horizontal adjusting hole.

Horizontal Adjusting:

2. Turn the stopper in the direction shown in the illustration to disengage a gear (A) from a gear (B).
3. Rotate the gear (B) to align a mating mark of gear (B) with a mating mark of stopper.
4. Put the stopper back in its original condition.