Epson Stylus CX4905 - PW Sensor Adjustment; Head Angular Adjustment

EPSON Stylus CX4900/CX4905/CX5000/DX5000/DX5050/CX5900/CX6000/DX6000/DX6050 Revision A
ADJUSTMENT Adjustment by Using Adjustment Program 177
5.2.9 PW Sensor Adjustment
 Adjustment procedure
1. Set Photo Paper A4/Letter on the Paper Support.
2. Select “PW adjustment” in the Adjustment Program.
3. Click the [Print] button to print the PW adjustment pattern.
4. Check the printed patterns and select a pattern number that has 5mm margins
from the paper edges.
5. Click the [Input] button to write the adjustment value of checked items.
 [Treatment procedure for NG product]
1. Replace the PW Sensor 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 Step 2 again.
Figure 5-3. PW adjustment Printing Pattern
5.2.10 Head Angular Adjustment
 Adjustment procedure
1. Set Normal Paper A4/Letter on the Paper Support.
2. Select “Head angular adjustment” in the Adjustment Program.
3. Click the [Print] button to print the Band pattern and the Raster offset pattern.
4. Check the printed patterns and select a pattern number that has the least
amount of misalignment.
5. Click the [Input] button to write the adjustment value of checked items.
6. Print the check pattern again, and check the adjustment result.
 [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 Step 2 again.
Figure 5-4. Head Angular Adjustment Printing Pattern
[Judging Standard]
Top / Bottom / Right / Left: 5mm
OK pattern
NG pattern
OK pattern
NG pattern
 Band pattern
 Raster offset pattern
[Judging Standard]
The printed line should be straight line.
[Judging Standard]
Spaces between the cyan lines and gray lines
should be uniformed.