Epson Stylus Color 660 Service Manual page 31

EPSON Stylus Color 660
5.2.1.8 Head Angular Adjustment
This adjustment is required in the following cases.
When a printhead is replaced.
n
When the carriage unit is replaced.
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When the angle adjustment lever is moved.
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By moving the angle adjustment lever, you can adjust the printhead
angle without removing the ink cartridge.
Print the check pattern in the adjustment program to determine the
angle degree needed for the printhead. Then move the adjustment lever
in the carriage unit to set the printhead angle referring to the printed
check pattern.
Before or after performing this operation, refer to
Table 5-2 on page 16 and perform appropriate
adjustments or operations.
1. Remove the upper case from the main unit. (Refer to Chapter 4.)
NOTE: If you perform this adjustment with the upper case installed,
select "Move the carriage to the head angular adjustment"
on Head Angular Adjustment (Figure 5-21) before loosening
the screw.
2. Select "Head angular adjustment" in the adjustment menu(Figure
5-16). The following screen appears.
Chapter 5 Adjustment
Figure 5-21. Head Angular Adjustment
3. Select "Print the head angular adjustment pattern". The printer
prints the head angular adjustment pattern (Figure 5-22).
Head Angular Adjustment Pattern (BK-M)
Figure 5-22. Sample of Head Angular Adjustment Pattern
4. Move the carriage to the head angular adjustment.
For Stylus COlor 660, the head angular adjustment is at the center,
not at the ink cartridge replacing position.
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