Olivetti d-color MF651, Service Manual, Page: 534 / 1053

12. SERVICE MODE Field Service Ver. 2.0 Jul. 2009
474
ADJUSTMENT
/ SETTING
12.4.14 Scan Area-Feed Direction Adjustment
A. Use
• To adjust the zoom ratio in the sub scan direction for the scanner section.
• The exposure has been replaced.
• The scanner motor has been replaced.
• The scanner drive cables have been replaced.
B. Procedure
• Measure D width on the color chart and on the test print, and adjust the gap to be within
the following specification.
• An adjustment must have been completed correctly of “Paper Feed Direction Adj.” of
[Printer Area].
Specifications
D: ± 1.5 mm
* Standard size when using a scale: 200.0 mm
1. Call the Service Mode to the screen.
2. Touch these keys in this order: [Machine]
o
[Scan Area]
o
[Feed Direction Adjust-
ment].
3. Position the color chart correctly so that the original reference point is aligned with the
scale.
4. Press the Start key to make a test print.
5. Check the D width on the image of the test print.
6. If the test print falls outside the specified range, change the setting using the [+] / [-]
key.
If the D width on the test print is less than one on color chart, increase the setting.
If the D width on the test print exceeds one on color chart, decrease the setting.
7. Press the Start key to make another test print.
8. Check the image on the test print to see if the specifications are met.
9. Make adjustments until the specifications are met.
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Service Manual Y110571-1