Ricoh FT4480 Field Service Manual page 138

- VERTICAL MAGNIFICATION ADJUSTMENT -
ADJUSTMENT STANDARD:
Adjust the vertical component of magnification (scanner forward velocity)
using DIP switches 102-2, -3 and -4 on the main board as per the table.
- LEAD EDGE REGISTRATION ADJUSTMENT -
ADJUSTMENT STANDARD:
1. Place a 150 mm scale on the exposure glass, aligning it with the left
scale.
2. Make 3 copies with the ID level at the No. 7 position.
3. Adjust the lead edge registration using DIP switches 101-1, -2, -3,
and -4 on the main board as per the table.
- Vertical Magnification -
DPS102 (On the Main Board)
SW.NO. 0:OFF
1 1 1
2
3 1 1 0
4 1 0 1
Narrower
± 1%
0 ± 2 mm (0 ± 0.08")
3-87
1:ON
1 0 0 0 0
0 1 1 0 0
0 1 0 1 0
Wider
15 MARCH 1987