Epson Stylus Pro 7400 Service Manual page 118

EPSON Stylus Pro 7400/7800/9400/9800
Gap Adjustment
The Uni-D and Bi-D (PG 0.8/PG 1.6mm) can be adjusted.
The adjustments can be made by entering a number printed with the adjustment
patterns.
Correction values for Bi-D (PG 0.8 mm) are copied for Bi-D (PG 1.2 mm) and those
for Bi-D (PG 1.6 mm) are copied for Bi-D (PG 2.1 mmm/PG 2.6 mm).
Gap adjustment (All Items)
The Uni-D and Bi-D (PG 1.6mm/PG 0.8mm) adjustment patterns are printed at the
same time and the correction values can be entered on the same screen.
Uni-D pattern (VSD1)
Uni-D pattern (VSD2)
Uni-D pattern (VSD3)
Bi-D pattern (PG1.6: VSD1)
Bi-D pattern (PG1.6: VSD2)
Bi-D pattern (PG1.6: VSD3)
Bi-D pattern (PG0.8: VSD1)
Bi-D pattern (PG0.8: VSD2)
Bi-D pattern (PG0.8: VSD3)
S/N: ___________ Sign: ___________
The serial number is printed if it is stored on the NVRAM.
If it is not stored, only the underline is printed.
Figure 1-32. Gap Adjustment (All Items) Pattern List
Product Description
Prints Figure 1-34 in VSD1 mode
Prints Figure 1-34 in VSD2 mode
Prints Figure 1-34 in VSD3 mode
Prints Figure 1-36 in PG1.6 : VSD1 mode
Prints Figure 1-36 in PG1.6 : VSD2 mode
Prints Figure 1-36 in PG1.6 : VSD3 mode
Prints Figure 1-36 in PG0.8 : VSD1 mode
Prints Figure 1-36 in PG0.8 : VSD2 mode
Prints Figure 1-36 in PG0.8 : VSD3 mode
DATA: ___________
Gap adjustment (Uni-D)
A Uni-D pattern is printed. Enter a number of the most neatly printed lines.
Uni-D: VSD1
Pattern
C: AVE___ M: AVE___ Y: AVE___ Lk: AVE___ Lc: AVE___ Lm: AVE___ LLk: AVE___
Note : Number of Uni-D pattern blocks aligned within the paper width differ between the
wide and narrow models:
The Stylus Pro 9400/9800: three pattern blocks for each waveform
The Stylus Pro 7400/7800: two pattern blocks for each waveform
Figure 1-33. Gap Adjustment (Uni-D) Pattern
-4 -2 0 2 4 -4 -2 0 2 4
Print mode:
VSD1: 360dpi, Uni-D, 320cps, VSD1, Large
VSD2: 360dpi, Uni-D, 240cps, VSD2, Large
VSD3: 360dpi, Uni-D, 240cps, VSD3, Large
Figure 1-34. Closeup of the Uni-D Pattern
Waveform
Model
Stylus Pro 7800,
C: AVE__ M: AVE__ Y: AVE__ Lk: AVE__ Lc: AVE__ Lm: AVE__ LLk: AVE__
Stylus Pro 9800
Stylus Pro 7400,
C: AVE__ Y: AVE__ Y - 2: AVE__ M: AVE__ M - 2: AVE__ PK: AVE__ PK - 2: AVE__
Stylus Pro 9400
Control Panel
Pattern Title
Pattern Pattern
-4 -2 0 2 4 -4 -2 0 2 4 -4 -2 0 2 4 -4 -2 0 2 4
Table 1-58. Pattern Title
Pattern Title
VSD1 Uni-D: VSD1
VSD2 Uni-D: VSD2
VSD3 Uni-D: VSD3
Table 1-59. Information
Information Printed with the Patterns
Revision B
Information
-4 -2 0 2 4
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