Head Fixing Screws And Lever, Cam - Epson Stylus Pro 4400 Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880C
6. Open the top cover and loosen the two screws that secure the
"Stopper, Carriage" shown in
7. Loosen the four head fixing screws (A, B, C, and D) shown in
5-37.
8. Move the "Lever, Cam" vertically and adjust the slant of the print head.
Gap on the left column
Gap on the right column : Raise the "Lever, Cam".
The position of the "Lever, Cam" can only be adjusted by
C A U T I O N
moving downward. When you need to raise the "Lever,
Cam", raise it to the upper limit first and lower the
"Lever, Cam" gradually.
Make sure to move the "Lever, Cam" while pressing it
rearward, or the adjustment groove may be damaged.
9. Tighten the four screws that have been loosened in
order A ->B ->C ->D.
10. Secure the two screws that secure the "Stopper, Carriage", and close
the top cover. (The "Carriage Unit" moves to its home position.)
11. Click [Back] twice to go back to Screen 1, and click [Print] to print the
adjustment pattern. (Once the printing is finished, the "Carriage Unit"
moves to the center of the printer (adjustment position).)
12. Click [Next]. (Proceed to Screen 2.)
13. Seeing the pattern in the direction shown in
clearance gap between the light magenta and magenta for both right
and left columns of the third, ninth, and fifteenth blocks from the right.
No gap on both sides:No adjustment required ->Proceed to
Procedure 14.
Gap on any of the sides:Adjustment required -> Proceed to
Procedure 6.
Adjustment
Figure 5-37.
Figure
: Lower the "Lever, Cam".
Procedure 7
Figure 5-36, check the
in the
Figure 5-37. Head Fixing Screws and Lever, Cam
Basic Adjustment
D
A
C
B
Head Fixing Screws
Stopper, Carriage Fixing Screws
Revision C
Lever, Cam
399