I SERVICE MODE > 15. ADF
I-81
d-Color MF4003/MF3303
<Procedure>
1. Place the chart in the document feed tray.
• DF reading chart (for Duplex): with the front side facing up.
2. Make a full size copy of the chart.
3. C width on the chart and one on the copy sample are measured and adjusted so that the difference of C width satisfies the target shown
below.
4. Touch [Orig. Feed Zoom Ad].
5. Enter the value using the [+] / [-] keys.
• If the difference in the widths of C is greater than the target, enter the - value.
• If the difference in the widths of C is smaller than the target, enter the + value.
6. Make a copy of the chart again.
7. Check the difference in the width C between the chart and the discharged copy sample.
8. If width C is outside the target, change the setting again and make a check again.
9. If width C falls within the target, touch [END].
15.7Scanning Light Adjustment
• To adjust the scanning light of DF.
• Used for adjusting the difference in the scanning lights between scanning from the original glass and scanning from the DF original glass.
Setting item Setting range Default setting
Red -4 to +4 (step: 1) 0
Green
Blue
<Procedure>
1. Select a color by pressing [Red], [Green], or [Blue].
2. Press the value using the [+] / [-] key.
• Increasing the setting value to lighten the selected color. (Thinner)
• Decreasing the setting value to deepen the selected color. (Thicker)
NOTE
â–ª It is recommended that the scanning light adjustment should be made by the same steps for all the three colors of red,
green, and blue.
3. Touch [END].
15.8FD-Mag. Adj. (B)
• To adjust the feed zoom in the back side feeding direction on the DF.
• When DF and CIS has been replaced.
Orig. Feed Zoom Ad
Target Setting range Default setting
0 ± 1.0 mm -2.00% to +2.00% (1 step: 0.1%) 0.00%
<Procedure>
1. Place the chart in the document feed tray.
• DF reading chart (for Duplex): with the front side facing up.
2. Make a full size copy of the chart.
3. D width on the chart and one on the copy sample are measured and adjusted so that the difference of D width satisfies the target shown
below.
4. Touch [Orig. Feed Zoom Ad].
5. Enter the value using the [+] / [-] keys.
• If the difference in the widths of D is greater than the target, enter the - value.
• If the difference in the widths of D is smaller than the target, enter the + value.
6. Make a copy of the chart again.
7. Check the difference in the width D between the chart and the discharged copy sample.
8. If width D is outside the target, change the setting again and make a check again.
9. If width D falls within the target, touch [END].