Epson Stylus Pro 7700 Service Manual page 371

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908
10. Loosen the adjustment screw and carry out the PG adjustment with the adjustment
lever.
After adjustment, secure the screw and return to
Left
Adjustment screw
Adjustment lever
Figure 5-19. Adjustment Screw and Lever
<Check and adjustment in the middle and on the left side>
11. In the middle and at the left end of the Platen, check and adjust the PG either on
the right or left side of the Printhead.
If the 1.65 mm gauge does not stop the Carriage Unit in the middle and/or at the
left end, it is OK if the 1.75 gauge stops the Carriage Unit.
If the result is NG in the middle and/or at the left end, go back to
perform the same check and adjustment for the right end.
NOTE: For the center, set the Ruler and Thickness Gauge on the position B
shown in Figure 5-48, and for the left side, set them on the position C
shown in Figure 5-48.
12. When the check and adjustment for the right, middle and left sides, remove the jig
and the ruler.
13. Close the Front Cover (Middle).
ADJUSTMENT
Step 8.
Right
Adjustment screw
Adjustment lever
Step 8, and
CR Related Adjustment
14. Press [OK] while [Enter] Cap is displayed to cap the Printhead. Then turn the
printer OFF to complete the adjustment.
Revision I
371
Confidential