Olivetti d-Color MF4003 Service Manual page 225

d-Color MF4003/MF3303
Target
Width A: ± 1.0 mm
<Procedure>
1. Position the test chart correctly so that the original reference point is aligned with the scale.
2. Press the Start key to make a copy.
3. Check point A on the test pattern.
Enlarged view of the test chart
A
4. If the test pattern falls outside the target, change the setting using the [+] / [-] key.
• If the copy image is less than the target, increase the setting value.
• If the copy image exceeds the target, decrease the setting value.
5. Press the Start key to make another test pattern.
6. Check the image on the test pattern to see if the specifications are met.
7. Make adjustments until the targets are met.
5.4.3 Scanner Image Side Edge
• To adjust part-to-part variations in accuracy of scanner parts and their mounting accuracy by varying the scan start position in the main
scan direction.
• When the original glass is replaced.
• The CCD board has been replaced.
NOTE
▪ Width B on the color chart and one on the test pattern are measured and adjusted so that the difference of width B satisfies the
the following target shown below.
▪ An adjustment must have been completed correctly of [Printer Image Centering Side 1] of [Printer Area].
Target
Width B: ± 1.0 mm
<Procedure>
1. Position the test chart correctly so that the original reference point is aligned with the scale.
2. Press the Start key to make a copy.
3. Check point B on the test pattern.
Enlarged view of the test chart
B
4. If the test pattern falls outside the target, change the setting using the [+] / [-] key.
• If the copy image is less than the target, increase the setting value.
• If the copy image exceeds the target, decrease the setting value.
5. Press the Start key to make another test pattern.
6. Check the image on the test pattern to see if the specifications are met.
7. Make adjustments until the targets are met.
5.4.4 Main Scan Zoom Adj.
• To adjust the zoom ratio in the main scan direction for the scanner section.
• The CCD board has been replaced.
NOTE
▪ Width C on the color chart and one on the test pattern are measured and adjusted so that the difference of width C satisfies the
the following target shown below.
▪ An adjustment must have been completed correctly of [Printer Area].
Target
Width C: ± 1.0 mm
* Standard size when using a scale: 200.0 mm
<Procedure>
Y119930-3
-3.0 mm to +3.0 mm (in 0.1 mm increments)
-1.7 to +1.7 mm (1 step: 0.1 mm)
0.990 to 1.015 (Step: 0.001)
Setting range
Setting range
Setting range
I-9
I SERVICE MODE > 5. Machine
Default
0.0 mm
Default
0.0 mm
Default
1.000
Service Manual