Ricoh FT3020 Field Service Manual page 46

July 1, '85
Il. Adjusting Plates
If uneven exposure still exists after the above
adjustment, do the following:
1. Remove the exposure glass.
2. Move the adjusting plates as shown to
increase or decrease side illumination.
NOTE: The leading edges of the three adjusting
plates must be aligned to avoid white
streak.
* Adjustment Standard:
The side to side variation
of the gray scales should
be less than 1 level.