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

EPSON Stylus Pro 7400/7800/9400/9800

5.3.8 Print Head Slant Adjustment (PF)

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
(PF)].
3. Click the [Print] button to print the adjustment pattern.
Figure 5-33. [Print Head Slant Adjustment (PF)] Screen (1)
4. Examine the printout block patterns. In each block pattern, check the point
where the vertical and horizontal white lines (gaps between the adjacent
blocks) cross each other.
5. Measure the width of the vertical white line at the cross point with a calibrated
magnifying glass.
Adjustment
A=B (Pattern 2):
Click the [Next] and click the [Finish] on the next screen to finish the
adjustment.
A>B, or A<B (Pattern 1, 3):
Click the [Next] and start adjustment on the next screen.
Pattern 1 (A>B)
A
B
Pattern 2 (A=B)
A
B
Pattern 1 (A<B)
A
B
Basic Adjustment
Paper Ejecting
Direction
Figure 5-34. Adjustment Pattern
Revision B
→Step 6
Paper Feed Direction
NG
Paper
OK
NG
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