Black Head Angular Adjustment - Epson Stylus COLOR 1520 Service Manual

4.1.4 Black Head Angular Adjustment

This adjustment must be made when replacing or disassembling the black head. The black head is held
by the compression spring to the supporting point of the CR unit and the angle adjust lever located under
the black head. The adjust lever is used to swing the black head in parallel to the printing surface. With
this operation, the nozzles on the head are aligned parallel to the paper feed direction.
Supporting Point
1. Connect the printer and the host computer with a parallel interface cable.
2. Run the adjustment program in the host computer.
3. Input the customer data. (Refer to Section 4.1.2.)
4. Move the cursor using
the main menu appears on the monitor.
5. Move the cursor using
and the printer prints out the head angular adjustment patterns.
6. Move the angle adjust lever to align the vertical lines continuously by making the width (A) less than
4/1 of the line width, as shown in Figure 4-5.
Move the lever right.
7. Press the Space key to repeat the operation. Press the Enter key to exit "Black Head Angular
Adjustment", and the main menu appears.
8. Select other adjustment using
9. Move the cursor using
program.


While moving the angle adjust lever, lift it up a little.


Ensure that the lever does not move by fitting the notches in the lever to the location holes on the
CR unit securely.


Do not move the lever with much force, since it is breakable.
Rev. A
Black Head
Compression Spring
Head Angle Adjust Lever
Figure 4-4. Head Angular Adjustment
 
or key to select "ADJUST" in the 1st menu. Then press the Enter key, and
 
or key to select "HEAD ANGULAR ADJUSTMENT". Then press the Enter key,
Paper feed direction
Figure 4-5. Black Head Angular Adjustment
 
or key, or select "RETURN TO 1st MENU" to exit the main menu.
 
or key to select "END" and press the Enter key to exit the adjustment
CAUTION
Location Holes
Move the lever left.
Adjustment
(A)
4-7