Ricoh FT4480 Field Service Manual page 66

- Vertical Adjustment -
9. Position a mirror [A] beside the rear sight hole [B] at at 45° angle as
shown.
NOTE: If you do not have a mirror, remove and use the 2nd mirror.
10. View the lamp filament [C] through the sight hole reflected on the
mirror. The filament should be level with the sight hole.
NOTE: If the filament cannot be seen easily, use a pen light [D] to illuminate the
exposure lamp.
To correct the position of the filament, turn the adjusting knob [E].
11.
12. Repeat the above steps from 9 to 11 with the front sight hole.
3-15
15 MARCH 1987