Epson WF-5690 Series Service Manual page 65

Epson WF-5690/4640/4630/5620/5190/5110 series
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Adjustment method/procedure
1. Start the product in the "Printer Inspection Mode" in accordance with
Angular Adjustment
2. Select the "Head angular mecha adjustment" from menu of adjustment program, and print the head angular
adjustment pattern.
3. Check the Adjustment pattern, and forecast the adjustment value when the line space becomes equal.
Figure 3-14. Procedure of the Head Angular Adjustment_Visual adjustment (1)
4. Turn off the product, and turn the PF scale with holding its edge by the hand, and release the CR lock.
Move the CR Assy to the center after releasing the CR lock.
5. Set the Spacer (5 mm) between the CR Assy and Star wheel Assy, loosen the screw (x3) 90 deg.
Move the dial of head angular adjustment in accordance with forecast value of
6. Tighten the screw(x3) and move the CR Assy to the home position.
7. Start the product in the "Printer Inspection Mode" again, and print the Head angular adjustment pattern.
8. Check the adjustment pattern, and move one step the adjustment dial to gap direction after performing
9. Repeat the operation from
Adjustment
(p60)".
Present adjusted value
Step 7 to Step 9 until the line space becomes equal.
Details of Adjustments
"3.2.3.1 Preparation of the Head
【OK】
【NG】
Step 3.
Revision D
Step 4.
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