Horizontal Magnification - Ricoh FT5580 Service Manual

12 June 1987

2. Horizontal Magnification

When
Purpose
Target
Measure
How
Measure
How
Rough Adjustment
1. Set SP 44, and enter "8" using number key.
2. Turn off the main switch, and shift the first and second scanners so
that they are located as shown above.
Fine Adjustment
3 . P l a c e a 1 5 0 m m s c a l e o n t h e e x p o s u r e g l a s s p a r a l l e l t o t h e l e f t
scale.
4. Adjust the horizontal magnification using SP 44. Make three copies
each time.
The horizontal magnification is not within specifications.
After loosening the first scanner wire clamp.
To maintain proper horizontal magnification.
± 0.5 %
Position the
adjustment).
T h e d i s t a n c e b e t w e e n t h e o r i g i n a l a n d t h e d r u m
surface is changed.
Adjust SP 44
adjustment).
The lens home position can be changed.
3-44
first scanner
(0.1 % / step,
c l a m p ( r o u g h
wire
15 steps) (fine