Epson WF-C5790 Service Manual page 571

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a
8. Tighten the screw(x3) and move the CR Assy to the home position.
9. Turn the printer on again, and print the adjustment pattern.
10. Check the present adjusted value on the adjustment pattern, check if the line
spacing is equal.

If the line spacing is equal:

If the line spacing is not equal:
11. Carry out Step 6 and Step 7, and move the Adjustment dial 1 notch in the direction
confirmed in Step 10.
12. Tighten the screws, and repeat Step 9 through Step 12 until the gap between the
lines is equal.
Adjustment
The adjustment is completed.
Check the misalignment direction ("+"
direction/"-" direction). Then go to Step 11.
Adjustment and Inspection Details

When was carried out head angular mecha adjustment, make
sure confirm the operation of the cap of the ink system by the
following procedure.
If the cap does not return to original position, make sure to
replace the Ink System Assy. because it can not be performed
accurately capping, and printing failure occurs.
1. Push the Cap to rear side, and confirm to return to original
position.
Cap
Figure 7-22. Operation check of the Cap (1)
2. Push the rear of the cap to the home position, and confirm to
return to original position.
Cap
Figure 7-23. Operation check of the Cap (2)
Revision A
571
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