Epson 50 - Artisan 50 - Printer, Service Manual

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Epson Stylus Photo R280/R285/R290/Epson Artisan 50/Epson Stylus Photo T50/T59/T60/P50 Revision C
Chapter 5 Adjustment 5.2 Using the Adjustment Program 111
Confidential
5.2.4 PW Adjustment/First Dot Position Adjustment
Patterns are printed as shown below.
Figure 5-5. PW/First Dot Position Adjustment Pattern
† PW adjustment
How to Judge
Enter the value for the line that is exactly 5mm away from the paper edge for each of
the left, right, top and bottom.
Example: In the left figure, enter “0” (top), “0” (right), “5” (bottom) and “-3” (left).
† First dot position adjustment
How to Judge
Enter the value for the point where the PW adjustment pattern line and the First dot
position adjustment pattern line overlap on the left of the paper.
Example: In the left figure, enter “2” since the lines overlap at “2” position.
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
-5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
-5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
5 mm
Area where A and B overlap
A: PW adjustment pattern line (left)
B: First dot position adjustment pattern line