EPSON Stylus Photo R300/R310

Revision A

3.2.4 Head Angular Adjustment

[Adjustment Procedure]

1.Select Head Angular Adjustment in the Adjustment Program.

2.Click the [Print] button to print Head Angular Adjustment Pattern of checked items.

3.Select the pattern value of straight line in the printed lines.

4.Click the [input] button and write the adjustment value. (Note: The range of the adjustment value is -3 to 3.)

[Treatment procedure for NG product]

1.Replace the Print Head with new one again.

2.Print the check pattern, and check the adjustment result.

3.If the result is NG level, confirm the installation condition of removed parts during disassembly.

4.Perform step2) again.

3.2.5 Bi-d Adjustment

[Adjustment Procedure]

1.Select Bi-D Adjustment in the Adjustment Program.

2.Click the [Print] button to print Bi-D Adjustment Pattern of checked items.

3.After selecting the pattern that has the smallest misalignment in each variable dot, click the [Go to input page] button in the Adjustment Program.

4.Click the [Input] button to write the adjustment value of checked items.

5.Click the [Go to print page] button.

[Treatment procedure for NG product]

1.Replace the Print Head with new one again.

2.Print the check pattern, and check the adjustment result.

3.If the result is NG level, confirm the installation condition of removed parts during disassembly.

4.Perform step2) again.

OK pattern

NG pattern

[Judging Standard]

-The printed line should be straight line. [Reference: Standard value in manufactory]

-Standard: ± 50µm

OK pattern NG pattern

[Judging Standard]

-No gap/overlap between short block pattern and long one.

[Reference: Standard value in manufactory]

VSD1: 60µm,

VSD2: 60µm,

VSD3: 40µm,

VSD4: 40µm,

ECO: 85µm.

Figure 3-1. Head Angular Printing Pattern

Figure 3-2. Bi-D Adjustment Pattern

ADJUSTMENT

Adjustment by using adjustment program

86

Page 86
Image 86
Epson R310 service manual Head Angular Adjustment, Bi-d Adjustment