Print Head Slant Adjustment (Cr) - Epson Stylus Pro 7400 Service Manual

Large format color inkjet printer
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EPSON Stylus Pro 7400/7800/9400/9800

5.3.9 Print Head Slant Adjustment (CR)

Paper Used
Size:
24" (Stylus Pro 7400/7800)
44" (Stylus Pro 9400/9800)
Type:
Premium Glossy Photo Paper
Procedure
1.
Turn the printer ON.
2.
Start up the Adjustment Program and select [Print Head Slant Adjustment
(CR)].
3.
Click the [Print] button to print the adjustment pattern.
Figure 5-37. [Print Head Slant Adjustment (CR)] Screen (1)
4.
Examine the printout patterns with its print start side facing downward.
5.
Measure the two intervals of dot-lines in any one of the patterns shown in
Figure 5-38
with a calibrated magnifying glass.
The two intervals are the same: No need to make the adjustment. Click the
[Next] button twice to display the Screen 3
[Run] on the screen. The Carriage Unit will return to its home position and
the roll paper will be reeled off.
Click the [Finish] button to exit out of the adjustment menu.
The two intervals are Not the same: Proceed to
Adjustment
(Figure
5-41) and click the
Step
6.
Basic Adjustment
A < B
2 A = B
1
B
A
Figure 5-38. Adjustment Pattern
Revision B
3 A > B
B
B
A
A
325

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Stylus pro 7800Stylus pro 9800Stylus pro 9400

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