Epson Stylus Pro 7400, Service Manual

Page: 316 / 428

EPSON Stylus Pro 7400/7800/9400/9800 Revision B
Adjustment Basic Adjustment 316
5.3.4 T&B&S (Roll Paper)
The print area on roll paper including the cutoff position, and the light emitting timing
of the Ink Mark Sensor in main scanning direction can be adjusted using this menu.
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Paper Used
„
Size: 24” (Stylus Pro 7400/7800)
44” (Stylus Pro 9400/9800)
„
Type: Doubleweight Matte Paper
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Specifications
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Top margin: 10 ± 1 mm
„
Bottom margin: 14 ± 1 mm
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Side margin: 10 ± 0.3 mm
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Procedure
1. Start up the Adjustment Program and select [T&B&S (Roll Paper)].
2. Click the [Print] button to print the adjustment pattern.
3. Referring to
Figure 5-27 , measure the distance of the following three points.
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Top and bottom margins
Check the direction of the arrow beside the “T&B Position” printed on the
bottom right of the adjustment pattern print. If the arrow is right-pointing,
measure the top and bottom margin width on the right side of the
adjustment pattern, and if it is left-pointing, measure those on the left side
of the pattern as shown in
Figure 5-27 .
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Side margin
Measure the side margin width indicated on
Figure 5-27 .
4. Enter the following values into the corresponding edit boxes. (The words
inside the parentheses indicate the names displayed on the screen.)
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Values measured in Step 3
„
Top margin (Top Margin)
„
Bottom margin (Bottom Margin)
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Side margin (Side Margin)
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Values printed under the pattern
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Ink Mark Sensor Left (MS Left)
„
Ink Mark Sensor Right (MS Right)
5. Click the [Write] button and then click the [Print] button to print the
adjustment pattern again.
6. Perform Step 3 and Step 4 and click the [Write] button.
7. After confirming that the all values are within the specified range, click the
[Finish] button.
If they are not, perform
Step 3 to Step 5 again.
Figure 5-26. [T&B&S (Roll Paper)] Screen
C A U T I O N
Be sure to place the adjustment pattern print on a flat surface when
performing the measurement.