Head angular adjustment

Patterns are printed as shown below.

Epson Dx4450 Vertical Head

Sample of Head Angular band pattern :

NG -3 -2 -1 0 12 3 NG Figure 5-1. Head angular adjustment Pattern Printing

[Judgment method]

Find the pattern with least vertical displacement between -3 and 3, and enter the value of that pattern.

[Corrective action]

If the "NG" on both ends are the ones with least vertical displacement, reassemble/ replace the Head, and carry out the adjustment again.

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